Ronald M. Harper, Ph.D. - Publications

Affiliations: 
University of California, Los Angeles, Los Angeles, CA 
Area:
sleep

212 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2018 Ogren JA, Tripathi R, Macey PM, Kumar R, Stern JM, Eliashiv DS, Allen LA, Diehl B, Engel J, Rani MRS, Lhatoo SD, Harper RM. Regional cortical thickness changes accompanying generalized tonic-clonic seizures. Neuroimage. Clinical. 20: 205-215. PMID 30094170 DOI: 10.1016/j.nicl.2018.07.015  0.48
2016 Weiss SA, Orosz I, Salamon N, Moy S, Wei L, Van't Klooster MA, Knight RT, Harper RM, Bragin A, Fried I, Engel J, Staba RJ. Ripples on spikes show increased phase-amplitude coupling in mesial temporal lobe epilepsy seizure-onset zones. Epilepsia. PMID 27723936 DOI: 10.1111/epi.13572  0.48
2016 Sarma MK, Macey PM, Nagarajan R, Aysola R, Harper RM, Thomas MA. Accelerated Echo Planer J-resolved Spectroscopic Imaging of Putamen and Thalamus in Obstructive Sleep Apnea. Scientific Reports. 6: 31747. PMID 27596614 DOI: 10.1038/srep31747  0.68
2016 Tummala S, Roy B, Park B, Kang DW, Woo MA, Harper RM, Kumar R. Associations between brain white matter integrity and disease severity in obstructive sleep apnea. Journal of Neuroscience Research. PMID 27315771 DOI: 10.1002/jnr.23788  0.76
2016 Shivkumar K, Ajijola OA, Anand I, Armour JA, Chen PS, Esler M, De Ferrari G, Fishbein MC, Goldberger JJ, Harper RM, Joyner MJ, Khalsa SS, Kumar R, Lane R, Mahajan A, et al. Clinical neurocardiology-defining the value of neuroscience-based cardiovascular therapeutics. The Journal of Physiology. PMID 27114333 DOI: 10.1113/JP271870  0.68
2016 Macey PM, Sarma MK, Nagarajan R, Aysola R, Siegel JM, Harper RM, Thomas MA. Obstructive sleep apnea is associated with low GABA and high glutamate in the insular cortex. Journal of Sleep Research. PMID 26843332 DOI: 10.1111/jsr.12392  0.68
2016 Park B, Palomares JA, Woo MA, Kang DW, Macey PM, Yan-Go FL, Harper RM, Kumar R. Aberrant insular functional network integrity in patients with obstructive sleep apnea Sleep. 39: 989-1000. DOI: 10.5665/sleep.5738  0.76
2016 Park B, Palomares JA, Woo MA, Kang DW, Macey PM, Yan-Go FL, Harper RM, Kumar R. Disrupted functional brain network organization in patients with obstructive sleep apnea Brain and Behavior. 6: 1-17. DOI: 10.1002/brb3.441  0.76
2015 Macey PM, Ogren JA, Kumar R, Harper RM. Functional Imaging of Autonomic Regulation: Methods and Key Findings. Frontiers in Neuroscience. 9: 513. PMID 26858595 DOI: 10.3389/fnins.2015.00513  0.68
2015 Harper RM, Kumar R, Macey PM, Harper RK, Ogren JA. Impaired neural structure and function contributing to autonomic symptoms in congenital central hypoventilation syndrome. Frontiers in Neuroscience. 9: 415. PMID 26578872 DOI: 10.3389/fnins.2015.00415  0.68
2015 Palomares JA, Tummala S, Wang DJ, Park B, Woo MA, Kang DW, Lawrence KS, Harper RM, Kumar R. Water Exchange across the Blood-Brain Barrier in Obstructive Sleep Apnea: An MRI Diffusion-Weighted Pseudo-Continuous Arterial Spin Labeling Study. Journal of Neuroimaging : Official Journal of the American Society of Neuroimaging. PMID 26333175 DOI: 10.1111/jon.12288  0.68
2015 Kumar R, Yadav SK, Palomares JA, Park B, Joshi SH, Ogren JA, Macey PM, Fonarow GC, Harper RM, Woo MA. Reduced regional brain cortical thickness in patients with heart failure. Plos One. 10: e0126595. PMID 25962164 DOI: 10.1371/journal.pone.0126595  0.68
2015 Woo MA, Ogren JA, Abouzeid CM, Macey PM, Sairafian KG, Saharan PS, Thompson PM, Fonarow GC, Hamilton MA, Harper RM, Kumar R. Regional hippocampal damage in heart failure. European Journal of Heart Failure. 17: 494-500. PMID 25704495 DOI: 10.1002/ejhf.241  0.68
2015 Woo MA, Palomares JA, Macey PM, Fonarow GC, Harper RM, Kumar R. Global and regional brain mean diffusivity changes in patients with heart failure. Journal of Neuroscience Research. 93: 678-85. PMID 25502071 DOI: 10.1002/jnr.23525  0.68
2014 Woo MA, Yadav SK, Macey PM, Fonarow GC, Harper RM, Kumar R. Brain metabolites in autonomic regulatory insular sites in heart failure. Journal of the Neurological Sciences. 346: 271-5. PMID 25248953 DOI: 10.1016/j.jns.2014.09.006  0.68
2014 Macey PM, Kumar R, Ogren JA, Woo MA, Harper RM. Global brain blood-oxygen level responses to autonomic challenges in obstructive sleep apnea. Plos One. 9: e105261. PMID 25166862 DOI: 10.1371/journal.pone.0105261  0.68
2014 Calton M, Dickson P, Harper RM, Goldowitz D, Mittleman G. Impaired hypercarbic and hypoxic responses from developmental loss of cerebellar Purkinje neurons: implications for sudden infant death syndrome. Cerebellum (London, England). 13: 739-50. PMID 25132500 DOI: 10.1007/s12311-014-0592-1  0.76
2014 Kumar R, Pham TT, Macey PM, Woo MA, Yan-Go FL, Harper RM. Abnormal myelin and axonal integrity in recently diagnosed patients with obstructive sleep apnea. Sleep. 37: 723-32. PMID 24899761 DOI: 10.5665/sleep.3578  0.68
2014 Yadav SK, Kumar R, Macey PM, Woo MA, Yan-Go FL, Harper RM. Insular cortex metabolite changes in obstructive sleep apnea. Sleep. 37: 951-8. PMID 24790274 DOI: 10.5665/sleep.3668  0.68
2014 Serber SL, Rinsky B, Kumar R, Macey PM, Fonarow GC, Harper RM. Cerebral blood flow velocity and vasomotor reactivity during autonomic challenges in heart failure. Nursing Research. 63: 194-202. PMID 24785247 DOI: 10.1097/NNR.0000000000000027  0.68
2014 Harper RM, Kumar R, Macey PM, Woo MA, Ogren JA. Affective brain areas and sleep-disordered breathing. Progress in Brain Research. 209: 275-93. PMID 24746053 DOI: 10.1016/B978-0-444-63274-6.00014-X  0.68
2014 Zhong W, Tang YG, Zhao X, Go FY, Harper RM, Hui H. Treating obstructive sleep apnea with continuous positive airway pressure benefits type 2 diabetes management. Pancreas. 43: 325-30. PMID 24622059 DOI: 10.1097/MPA.0000000000000083  0.76
2014 Kumar R, Farahvar S, Ogren JA, Macey PM, Thompson PM, Woo MA, Yan-Go FL, Harper RM. Brain putamen volume changes in newly-diagnosed patients with obstructive sleep apnea. Neuroimage. Clinical. 4: 383-91. PMID 24567910 DOI: 10.1016/j.nicl.2014.01.009  0.68
2013 Macey PM, Kumar R, Woo MA, Yan-Go FL, Harper RM. Heart rate responses to autonomic challenges in obstructive sleep apnea. Plos One. 8: e76631. PMID 24194842 DOI: 10.1371/journal.pone.0076631  0.68
2013 Richardson HL, Macey PM, Kumar R, Valladares EM, Woo MA, Harper RM. Neural and physiological responses to a cold pressor challenge in healthy adolescents. Journal of Neuroscience Research. 91: 1618-27. PMID 24105663 DOI: 10.1002/jnr.23283  0.68
2013 Yadav SK, Kumar R, Macey PM, Richardson HL, Wang DJ, Woo MA, Harper RM. Regional cerebral blood flow alterations in obstructive sleep apnea. Neuroscience Letters. 555: 159-64. PMID 24076138 DOI: 10.1016/j.neulet.2013.09.033  0.68
2013 Zhao K, Ao Y, Harper RM, Go VLW, Yang H. Food-intake dysregulation in type 2 diabetic Goto-Kakizaki rats: Hypothesized role of dysfunctional brainstem thyrotropin-releasing hormone and impaired vagal output Neuroscience. 247: 43-54. PMID 23701881 DOI: 10.1016/j.neuroscience.2013.05.017  0.68
2013 Harper RM, Kumar R, Ogren JA, Macey PM. Sleep-disordered breathing: effects on brain structure and function. Respiratory Physiology & Neurobiology. 188: 383-91. PMID 23643610 DOI: 10.1016/j.resp.2013.04.021  0.68
2013 Kumar R, Harper RM. Response. Journal of Magnetic Resonance Imaging : Jmri. 38: 506-7. PMID 23576461 DOI: 10.1002/jmri.24133  0.68
2012 Kumar R, Woo MS, Macey PM, Woo MA, Harper RM. Progressive gray matter changes in patients with congenital central hypoventilation syndrome. Pediatric Research. 71: 701-6. PMID 22343924 DOI: 10.1038/pr.2012.25  0.68
2012 Kumar R, Harper RM. Response to Latorraca and Palli Pediatric Research. 72: 439-440. DOI: 10.1038/pr.2012.98  0.68
2011 Kumar R, Macey PM, Woo MA, Harper RM. Selectively diminished corpus callosum fibers in congenital central hypoventilation syndrome Neuroscience. 178: 261-269. PMID 21256194 DOI: 10.1016/j.neuroscience.2011.01.021  0.68
2010 Harper RM, Kinney HC. Potential Mechanisms of Failure in the Sudden Infant Death Syndrome. Current Pediatric Reviews. 6: 39-47. PMID 22792083 DOI: 10.2174/157339610791317214  0.68
2010 DeGiorgio CM, Miller P, Meymandi S, Chin A, Epps J, Gordon S, Gornbein J, Harper RM. RMSSD, a measure of vagus-mediated heart rate variability, is associated with risk factors for SUDEP: the SUDEP-7 Inventory. Epilepsy & Behavior : E&B. 19: 78-81. PMID 20667792 DOI: 10.1016/j.yebeh.2010.06.011  0.76
2010 Macey PM, Woo MA, Kumar R, Cross RL, Harper RM. Relationship between obstructive sleep apnea severity and sleep, depression and anxiety symptoms in newly-diagnosed patients. Plos One. 5: e10211. PMID 20419135 DOI: 10.1371/journal.pone.0010211  0.68
2010 Kumar R, Macey PM, Woo MA, Harper RM. Rostral brain axonal injury in congenital central hypoventilation syndrome. Journal of Neuroscience Research. 88: 2146-54. PMID 20209631 DOI: 10.1002/jnr.22385  0.68
2010 Verrier RL, Harper RM. Cardiovascular Physiology: Central and Autonomic Regulation Principles and Practice of Sleep Medicine: Fifth Edition. 215-225. DOI: 10.1016/B978-1-4160-6645-3.00019-0  0.76
2009 Macey PM, Richard CA, Kumar R, Woo MA, Ogren JA, Avedissian C, Thompson PM, Harper RM. Hippocampal volume reduction in congenital central hypoventilation syndrome. Plos One. 4: e6436. PMID 19649271 DOI: 10.1371/journal.pone.0006436  0.44
2009 Kumar R, Macey PM, Cross RL, Woo MA, Yan-Go FL, Harper RM. Neural alterations associated with anxiety symptoms in obstructive sleep apnea syndrome. Depression and Anxiety. 26: 480-91. PMID 18828142 DOI: 10.1002/da.20531  0.68
2008 Cross RL, Kumar R, Macey PM, Doering LV, Alger JR, Yan-Go FL, Harper RM. Neural alterations and depressive symptoms in obstructive sleep apnea patients. Sleep. 31: 1103-9. PMID 18714782  0.68
2008 Kumar R, Macey PM, Woo MA, Alger JR, Harper RM. Diffusion tensor imaging demonstrates brainstem and cerebellar abnormalities in congenital central hypoventilation syndrome. Pediatric Research. 64: 275-80. PMID 18458651 DOI: 10.1203/PDR.0b013e31817da10a  0.68
2008 Serber SL, Kumar R, Woo MA, Macey PM, Fonarow GC, Harper RM. Cognitive test performance and brain pathology. Nursing Research. 57: 75-83. PMID 18347478 DOI: 10.1097/01.NNR.0000313483.41541.10  0.68
2007 Macey PM, Woo MA, Harper RM. Hyperoxic brain effects are normalized by addition of CO2. Plos Medicine. 4: e173. PMID 17518514 DOI: 10.1371/journal.pmed.0040173  0.68
2006 Kumar R, Macey PM, Woo MA, Alger JR, Harper RM. Elevated mean diffusivity in widespread brain regions in congenital central hypoventilation syndrome. Journal of Magnetic Resonance Imaging : Jmri. 24: 1252-8. PMID 17075838 DOI: 10.1002/jmri.20759  0.68
2006 Rector DM, Richard CA, Harper RM. Cerebellar fastigial nuclei activity during blood pressure challenges Journal of Applied Physiology. 101: 549-555. PMID 16690795 DOI: 10.1152/japplphysiol.00044.2006  0.68
2006 Henderson LA, Macey KE, Macey PM, Woo MA, Yan-Go FL, Harper RM. Regional brain response patterns to Cheyne-Stokes breathing. Respiratory Physiology & Neurobiology. 150: 87-93. PMID 16337439 DOI: 10.1016/j.resp.2005.08.007  0.68
2006 Macey KE, Macey PM, Woo MA, Henderson LA, Frysinger RC, Harper RK, Alger JR, Yan-Go F, Harper RM. Inspiratory loading elicits aberrant fMRI signal changes in obstructive sleep apnea. Respiratory Physiology & Neurobiology. 151: 44-60. PMID 15993658 DOI: 10.1016/j.resp.2005.05.024  0.68
2005 Kumar R, Macey PM, Woo MA, Alger JR, Keens TG, Harper RM. Neuroanatomic deficits in congenital central hypoventilation syndrome. The Journal of Comparative Neurology. 487: 361-71. PMID 15906312 DOI: 10.1002/cne.20565  0.68
2005 Macey PM, Macey KE, Woo MA, Keens TG, Harper RM. Aberrant neural responses to cold pressor challenges in congenital central hypoventilation syndrome. Pediatric Research. 57: 500-9. PMID 15718375 DOI: 10.1203/01.PDR.0000155757.98389.53  0.68
2005 Woo MA, Macey PM, Macey KE, Keens TG, Woo MS, Harper RK, Harper RM. FMRI responses to hyperoxia in congenital central hypoventilation syndrome. Pediatric Research. 57: 510-8. PMID 15718370 DOI: 10.1203/01.PDR.0000155763.93819.46  0.68
2005 Pae EK, Chien P, Harper RM. Intermittent hypoxia damages cerebellar cortex and deep nuclei. Neuroscience Letters. 375: 123-8. PMID 15670654 DOI: 10.1016/j.neulet.2004.10.091  0.68
2005 Harper RM, Macey PM, Woo MA, Macey KE, Keens TG, Gozal D, Alger JR. Hypercapnic exposure in congenital central hypoventilation syndrome reveals CNS respiratory control mechanisms. Journal of Neurophysiology. 93: 1647-58. PMID 15525806 DOI: 10.1152/jn.00863.2004  0.68
2004 Macey KE, Macey PM, Woo MA, Harper RK, Alger JR, Keens TG, Harper RM. fMRI signal changes in response to forced expiratory loading in congenital central hypoventilation syndrome. Journal of Applied Physiology (Bethesda, Md. : 1985). 97: 1897-907. PMID 15258126 DOI: 10.1152/japplphysiol.00359.2004  0.76
2004 Henderson LA, Macey PM, Richard CA, Runquist ML, Harper RM. Functional magnetic resonance imaging during hypotension in the developing animal. Journal of Applied Physiology (Bethesda, Md. : 1985). 97: 2248-57. PMID 15220298 DOI: 10.1152/japplphysiol.00297.2004  0.68
2004 Macey PM, Macey KE, Kumar R, Harper RM. A method for removal of global effects from fMRI time series. Neuroimage. 22: 360-6. PMID 15110027 DOI: 10.1016/j.neuroimage.2003.12.042  0.68
2004 Kristensen MP, Rector DM, Poe GR, Harper RM. Activity changes of the cat paraventricular hypothalamus during stressor exposure. Neuroreport. 15: 43-8. PMID 15106829 DOI: 10.1097/00001756-200401190-00010  0.68
2004 Macey PM, Valderama C, Kim AH, Woo MA, Gozal D, Keens TG, Harper RK, Harper RM. Temporal trends of cardiac and respiratory responses to ventilatory challenges in congenital central hypoventilation syndrome. Pediatric Research. 55: 953-9. PMID 15028846 DOI: 10.1203/01.PDR.0000125262.82405.3C  0.68
2004 Henderson LA, Richard CA, Macey PM, Runquist ML, Yu PL, Galons JP, Harper RM. Functional magnetic resonance signal changes in neural structures to baroreceptor reflex activation. Journal of Applied Physiology (Bethesda, Md. : 1985). 96: 693-703. PMID 14565965 DOI: 10.1152/japplphysiol.00852.2003  0.68
2003 Harper RM. Impaired arousals and sudden infant death syndrome: preexisting neural injury? American Journal of Respiratory and Critical Care Medicine. 168: 1262-3. PMID 14644917 DOI: 10.1164/rccm.2309010  0.76
2003 Macey PM, Alger JR, Kumar R, Macey KE, Woo MA, Harper RM. Global BOLD MRI changes to ventilatory challenges in congenital central hypoventilation syndrome. Respiratory Physiology & Neurobiology. 139: 41-50. PMID 14637309 DOI: 10.1016/j.resp.2003.09.006  0.68
2003 Macey PM, Macey KE, Henderson LA, Alger JR, Frysinger RC, Woo MA, Yan-Go F, Harper RM. Functional magnetic resonance imaging responses to expiratory loading in obstructive sleep apnea. Respiratory Physiology & Neurobiology. 138: 275-90. PMID 14609516 DOI: 10.1016/j.resp.2003.09.002  0.68
2003 Richard CA, Rector DM, Macey PM, Ali N, Harper RM. Late-developing rostral ventrolateral medullary surface responses to cardiovascular challenges during sleep. Brain Research. 985: 65-77. PMID 12957369  0.76
2003 Harper RM, Macey PM, Henderson LA, Woo MA, Macey KE, Frysinger RC, Alger JR, Nguyen KP, Yan-Go FL. fMRI responses to cold pressor challenges in control and obstructive sleep apnea subjects. Journal of Applied Physiology (Bethesda, Md. : 1985). 94: 1583-95. PMID 12514164 DOI: 10.1152/japplphysiol.00881.2002  0.68
2003 Poe GR, Rector DM, Harper RM. State-dependent columnar organization of dorsal hippocampal activity in the freely-behaving cat. Behavioural Brain Research. 138: 107-12. PMID 12493634 DOI: 10.1016/S0166-4328(02)00233-4  0.68
2003 Henderson LA, Woo MA, Macey PM, Macey KE, Frysinger RC, Alger JR, Yan-Go F, Harper RM. Neural responses during Valsalva maneuvers in obstructive sleep apnea syndrome. Journal of Applied Physiology (Bethesda, Md. : 1985). 94: 1063-74. PMID 12433858 DOI: 10.1152/japplphysiol.00702.2002  0.68
2002 Harper RM, Richard CA, Henderson LA, Macey PM, Macey KE. Structural mechanisms underlying autonomic reactions in pediatric arousal. Sleep Medicine. 3: S53-6. PMID 14592381 DOI: 10.1016/S1389-9457(02)00166-1  0.68
2002 Henderson LA, Macey PM, Macey KE, Frysinger RC, Woo MA, Harper RK, Alger JR, Yan-Go FL, Harper RM. Brain responses associated with the Valsalva maneuver revealed by functional magnetic resonance imaging. Journal of Neurophysiology. 88: 3477-86. PMID 12466462 DOI: 10.1152/jn.00107.2002  0.68
2002 Macey PM, Henderson LA, Macey KE, Alger JR, Frysinger RC, Woo MA, Harper RK, Yan-Go FL, Harper RM. Brain morphology associated with obstructive sleep apnea. American Journal of Respiratory and Critical Care Medicine. 166: 1382-7. PMID 12421746 DOI: 10.1164/rccm.200201-050OC  0.68
2002 Henderson LA, Yu PL, Frysinger RC, Galons JP, Bandler R, Harper RM. Neural responses to intravenous serotonin revealed by functional magnetic resonance imaging. Journal of Applied Physiology (Bethesda, Md. : 1985). 92: 331-42. PMID 11744676  0.76
2002 Harper RM. The cerebellum and respiratory control Cerebellum. 1: 1-2. DOI: 10.1080/147342202753203032  0.68
2002 Kim AH, Macev PM, Woo MA, Yu PL, Keens TG, Gozal D, Harper RM. Cardiac responses to pressor challenges in congenital central hypoventilation syndrome Somnologie. 6: 109-115. DOI: 10.1046/j.1439-054X.2002.02187.x  0.68
2002 Harper RM, Henderson LA, Macey PM, Macey KE. Visualization of respiratory-related neural activity during sleep Annual International Conference of the Ieee Engineering in Medicine and Biology - Proceedings. 2: 1499-1500.  0.68
2001 Rector DM, Rogers RF, Schwaber JS, Harper RM, George JS. Scattered-light imaging in vivo tracks fast and slow processes of neurophysiological activation. Neuroimage. 14: 977-94. PMID 11697930 DOI: 10.1006/nimg.2001.0897  0.76
2001 Henderson LA, Frysinger RC, Yu PL, Bandler R, Harper RM. A device for feline head positioning and stabilization during magnetic resonance imaging. Magnetic Resonance Imaging. 19: 1031-6. PMID 11595376 DOI: 10.1016/S0730-725X(01)00423-4  0.68
2001 Harper RM. Autonomic control during sleep and risk for sudden death in infancy Archives Italiennes De Biologie. 139: 185-194. PMID 11330200  0.76
2001 Harper RM. Visualization of neural activity associated with dyspnea American Journal of Respiratory and Critical Care Medicine. 163: 805-806. PMID 11282740  0.76
2000 Macey PM, Richard CA, Rector DM, Harper RK, Harper RM. State influences on ventral medullary surface and physiological responses to sodium cyanide challenges Journal of Applied Physiology. 89: 1919-1927. PMID 11053344  0.76
2000 Harper RM, Woo MA, Alger JR. Visualization of sleep influences on cerebellar and brainstem cardiac and respiratory control mechanisms. Brain Research Bulletin. 53: 125-31. PMID 11033217 DOI: 10.1016/S0361-9230(00)00317-8  0.68
2000 Harper RM. Sudden infant death syndrome: A failure of compensatory cerebellar mechanisms? Pediatric Research. 48: 140-142. PMID 10926286  0.68
2000 Rector DM, Richard CA, Staba RJ, Harper RM. Sleep states alter ventral medullary surface responses to blood pressure challenges. American Journal of Physiology. Regulatory, Integrative and Comparative Physiology. 278: R1090-8. PMID 10749799  0.68
2000 Harper RM, Bandler R, Spriggs D, Alger JR. Lateralized and widespread brain activation during transient blood pressure elevation revealed by magnetic resonance imaging. The Journal of Comparative Neurology. 417: 195-204. PMID 10660897 DOI: 10.1002/(SICI)1096-9861(20000207)417:2<195::AID-CNE5>3.0.CO;2-V  0.68
2000 Macey KE, Harper RM, Page WH, Macey PM. Quantifying amplitude modulation of breathing in infants using the wavelet transform Annual International Conference of the Ieee Engineering in Medicine and Biology - Proceedings. 1: 61-63.  0.68
1999 Parker JM, Alger JR, Woo MA, Spriggs D, Harper RM. Acquisition of electrophysiologic signals during magnetic resonance imaging. Sleep. 22: 1125-6. PMID 10617174 DOI: 10.1093/sleep/22.8.1125  0.68
1999 Harper RM, Richard CA, Rector DM. Physiological and ventral medullary surface activity during hypovolemia Neuroscience. 94: 579-586. PMID 10579218 DOI: 10.1016/S0306-4522(99)00347-4  0.76
1999 Richard CA, Rector DM, Harper RK, Harper RM. Optical imaging of the ventral medullary surface across sleep-wake states American Journal of Physiology - Regulatory Integrative and Comparative Physiology. 277. PMID 10516267  0.68
1999 Gozal D, Harper RM. Novel insights into congenital hypoventilation syndrome Current Opinion in Pulmonary Medicine. 5: 335-338.  0.68
1998 Harper RM, Poe GR, Rector DM, Kristensen MP. Relationships between hippocampal activity and breathing patterns. Neuroscience and Biobehavioral Reviews. 22: 233-6. PMID 9579314 DOI: 10.1016/S0149-7634(97)00010-9  0.96
1998 Schechtman VL, Henslee JA, Harper RM. Developmental patterns of heart rate and variability in infants with persistent apnea of infancy Early Human Development. 50: 251-262. PMID 9548029 DOI: 10.1016/S0378-3732(97)00047-7  0.76
1998 Harper RM, Bandeer R. Finding the failure mechanism in sudden infant death syndrome Nature Medicine. 4: 157-158. PMID 9461186 DOI: 10.1038/nm0298-157  0.76
1997 Rector DM, Poe GR, Redgrave P, Harper RM. A miniature CCD video camera for high-sensitivity light measurements in freely behaving animals. Journal of Neuroscience Methods. 78: 85-91. PMID 9497004 DOI: 10.1016/S0165-0270(97)00137-4  0.68
1997 Rector DM, Poe GR, Kristensen MP, Harper RM. Light scattering changes follow evoked potentials from hippocampal Schaeffer collateral stimulation. Journal of Neurophysiology. 78: 1707-13. PMID 9310454  0.76
1997 Kristensen MP, Poe GR, Rector DM, Harper RM. Activity changes of the cat paraventricular hypothalamus during phasic respiratory events. Neuroscience. 80: 811-9. PMID 9276496 DOI: 10.1016/S0306-4522(97)00085-7  0.76
1997 Aljadeff G, Gozal D, Schechtman VL, Burrell B, Harper RM, Ward SL. Heart rate variability in children with obstructive sleep apnea. Sleep. 20: 151-7. PMID 9143075 DOI: 10.1093/sleep/20.2.151  0.76
1997 Schechtman VL, Ni H, Glotzbach SF, Harper RM. Sleep state effects on nonpanting breathing during preoptic/anterior hypothalamic warming in cats and kittens Sleep. 20: 1-10. PMID 9130327  0.76
1997 Harper RM, Schechtman VL, Woo MS. Cardiovascular and respiratory control in congenital central hypoventilation syndrome Pediatric Pulmonology. 23: 152-153.  0.76
1997 Schechtman VL, Lee MY, Wilson AJ, Harper RM. Dynamics of respiratory patterning in normal infants and infants who subsequently died of the sudden infant death syndrome Pediatric Pulmonology. 23: 321.  0.76
1996 Mayhew JE, Askew S, Zheng Y, Porrill J, Westby GW, Redgrave P, Rector DM, Harper RM. Cerebral vasomotion: a 0.1-Hz oscillation in reflected light imaging of neural activity. Neuroimage. 4: 183-93. PMID 9345508 DOI: 10.1006/nimg.1996.0069  0.76
1996 Kristensen MP, Rector DM, Poe GR, Harper RM. State-dependent cellular activity patterns of the cat paraventricular hypothalamus measured by reflectance imaging. Brain Research. 727: 107-17. PMID 8842388 DOI: 10.1016/0006-8993(96)00360-5  0.76
1996 Carroll JL, Gozal D, Rector DM, Aljadeff G, Harper RM. Ventral medullary neuronal responses to peripheral chemoreceptor stimulation. Neuroscience. 73: 989-98. PMID 8809818 DOI: 10.1016/0306-4522(96)00112-1  0.76
1996 Harper RM. The cerebral regulation of cardiovascular and respiratory functions Seminars in Pediatric Neurology. 3: 13-22. PMID 8795837 DOI: 10.1016/S1071-9091(96)80024-6  0.76
1996 Colder BW, Wilson CL, Frysinger RC, Chao LC, Harper RM, Engel J. Neuronal synchrony in relation to burst discharge in epileptic human temporal lobes. Journal of Neurophysiology. 75: 2496-508. PMID 8793759 DOI: 10.1152/jn.1996.75.6.2496  0.76
1996 Colder BW, Wilson CL, Frysinger RC, Harper RM, Engel J. Interspike intervals during interictal periods in human temporal lobe epilepsy. Brain Research. 719: 96-103. PMID 8782868 DOI: 10.1016/0006-8993(96)00107-2  0.76
1996 Harper RM, Rector D, Poe G, Frysinger RC, Kristensen M, Gozel D. Rostral brain regions contributing to respiratory control. Progress in Brain Research. 107: 145-56. PMID 8782518 DOI: 10.1016/S0079-6123(08)61863-4  0.76
1996 Poe GR, Nitz DA, Rector DM, Kristensen MP, Harper RM. Concurrent reflectance imaging and microdialysis in the freely behaving cat. Journal of Neuroscience Methods. 65: 143-9. PMID 8740591 DOI: 10.1016/0165-0270(95)00156-5  0.76
1996 Poe GR, Kristensen MP, Rector DM, Harper RM. Hippocampal activity during transient respiratory events in the freely behaving cat. Neuroscience. 72: 39-48. PMID 8730704 DOI: 10.1016/0306-4522(95)00525-0  0.76
1996 Colder BW, Frysinger RC, Wilson CL, Harper RM, Engel J. Decreased neuronal burst discharge near site of seizure onset in epileptic human temporal lobes. Epilepsia. 37: 113-21. PMID 8635420 DOI: 10.1111/j.1528-1157.1996.tb00001.x  0.76
1995 Gozal D, Arens R, Omlin KJ, Ben-Ari JH, Aljadeff G, Harper RM, Keens TG. Ventilatory response to consecutive short hypercapnic challenges in children with obstructive sleep apnea. Journal of Applied Physiology (Bethesda, Md. : 1985). 79: 1608-14. PMID 8594021 DOI: 10.1152/jappl.1995.79.5.1608  0.68
1995 Gozal D, Dong XW, Rector DM, Harper RM. Maturation of kitten ventral medullary surface activity during pressor challenges Developmental Neuroscience. 17: 236-245. PMID 8575343 DOI: 10.1159/000111292  0.76
1995 Rector DM, Poe GR, Kristensen MP, Harper RM. Imaging the dorsal hippocampus: light reflectance relationships to electroencephalographic patterns during sleep. Brain Research. 696: 151-60. PMID 8574664 DOI: 10.1016/0006-8993(95)00812-5  0.76
1995 Schechtman VL, Harper RK, Harper RM. Aberrant temporal patterning of slow-wave sleep in siblings of SIDS victims Electroencephalography and Clinical Neurophysiology. 94: 95-102. PMID 7867553 DOI: 10.1016/0013-4694(94)00263-K  0.76
1995 Harper RM, Gozal D, Aljadeff G, Carroll JL, Dong XW, Rector DM. Pressor-induced responses of the cat ventral medullary surface. The American Journal of Physiology. 268: R324-33. PMID 7864225 DOI: 10.1152/ajpregu.1995.268.2.R324  0.76
1995 Gozal D, Ben-Ari JH, Harper RM, Keens TG. Ventilatory responses to repeated short hypercapnic challenges. Journal of Applied Physiology (Bethesda, Md. : 1985). 78: 1374-81. PMID 7615445 DOI: 10.1152/jappl.1995.78.4.1374  0.68
1995 Terreberry RR, Oguri M, Harper RM. State-dependent respiratory and cardiac relationships with neuronal discharge in the bed nucleus of the stria terminalis Sleep. 18: 139-144. PMID 7610308  0.76
1995 Aljadeff G, Gozal D, Carroll JL, Rector DM, Harper RM. Ventral medullary surface responses to hypoxic and hyperoxic transient ventilatory challenges in the cat. Life Sciences. 57: 319-24. PMID 7603304 DOI: 10.1016/0024-3205(95)00290-M  0.76
1994 Poe GR, Rector DM, Harper RM. Hippocampal reflected optical patterns during sleep and waking states in the freely behaving cat. The Journal of Neuroscience : the Official Journal of the Society For Neuroscience. 14: 2933-42. PMID 8182449  0.76
1994 Schechtman VL, Harper RK, Harper RM. Distribution of slow-wave EEG activity across the night in developing infants Sleep. 17: 316-322. PMID 7973314  0.76
1994 Rector DM, Harper RM. Low-cost acquisition of video images simultaneously with 240 electrophysiological signals Journal of Neuroscience Methods. 52: 191-195. PMID 7967721 DOI: 10.1016/0165-0270(94)90129-5  0.76
1994 Gozal D, Aljadeff G, Carroll JL, Rector DM, Harper RM. Afferent contributions to intermediate area of the cat ventral medullary surface during mild hypoxia. Neuroscience Letters. 178: 73-6. PMID 7816345 DOI: 10.1016/0304-3940(94)90293-3  0.76
1993 Gozal D, Dong XW, Rector DM, Harper RM. Optical imaging of the ventral medullary surface of cats: Hypoxia-induced differences in neural activation Journal of Applied Physiology. 74: 1658-1665. PMID 8514680 DOI: 10.1152/jappl.1993.74.4.1658  0.76
1993 Schechtman VL, Harper RM. Minute-by-minute association of heart rate variation with basal heart rate in developing infants Sleep. 16: 23-30. PMID 8456230  0.76
1993 Richard CA, Harper RK, Schechtman VL, Ni H, Harper RM. Respiratory patterning following cerebral ventricular administration of cocaine Pharmacology, Biochemistry and Behavior. 45: 849-856. PMID 8415824 DOI: 10.1016/0091-3057(93)90131-C  0.76
1993 Frysinger RC, Engel J, Harper RM. Interictal heart rate patterns in partial seizure disorders. Neurology. 43: 2136-9. PMID 8413981  0.76
1993 Rector DM, Poe GR, Harper RM. Fiber optic imaging of subcortical neural tissue in freely behaving animals. Advances in Experimental Medicine and Biology. 333: 81-6. PMID 8362672  0.76
1993 Rector DM, Poe GR, Harper RM. Imaging of hippocampal and neocortical neural activity following intravenous cocaine administration in freely behaving cats. Neuroscience. 54: 633-41. PMID 8332253 DOI: 10.1016/0306-4522(93)90234-7  0.76
1993 Scheciitman VL, Harper RK, Harper RM. Development of heart rate dynamics during sleep-waking states in normal infants Pediatric Research. 34: 618-623. PMID 8284099  0.76
1993 Dong XW, Gozal D, Rector DM, Harper RM. Ventilatory CO2-induced optical activity changes of cat ventral medullary surface American Journal of Physiology - Regulatory Integrative and Comparative Physiology. 265. PMID 8214139 DOI: 10.1152/ajpregu.1993.265.3.R494  0.76
1993 Schechtman VL, Harper RK, Harper RM. Analysis of beat-to-beat heart rate changes during sleep-waking states in normal infants Journal of Developmental Physiology. 19: 263-271. PMID 7963302  0.76
1993 Rector D, Burk P, Harper RM. A data acquisition system for long-term monitoring of physiological and video signals Electroencephalography and Clinical Neurophysiology. 87: 380-384. PMID 7508370 DOI: 10.1016/0013-4694(93)90151-K  0.76
1992 Schechtman VL, Raetz SL, Harper RK, Garfinkel A, Wilson AJ, Southall DP, Harper RM. Dynamic analysis of cardiac R-R intervals in normal infants and in infants who subsequently succumbed to the sudden infant death syndrome Pediatric Research. 31: 606-612. PMID 1635823 DOI: 10.1203/00006450-199206000-00014  0.76
1992 Schechtman VL, Harper RM, Wilson AJ, Southall DP. Sleep state organization in normal infants and victims of the sudden infant death syndrome Pediatrics. 89: 865-870. PMID 1579396  0.76
1992 Woo MS, Woo MA, Gozal D, Jansen MT, Keens TG, Harper RM. Heart rate variability in congenital central hypoventilation syndrome. Pediatric Research. 31: 291-6. PMID 1561018 DOI: 10.1203/00006450-199203000-00020  0.68
1992 Schechtman VL, Harper RM. The maturation of correlations between cardiac and respiratory measures across sleep states in normal infants Sleep. 15: 41-47. PMID 1557593  0.76
1992 Kinney HC, Filiano JJ, Harper RM. The neuropathology of the sudden infant death syndrome. A review. Journal of Neuropathology and Experimental Neurology. 51: 115-26. PMID 1538236  0.76
1992 Huifang N, Jingxi Z, Harper RK, Harper RM. Discharge dependencies of amygdala central nucleus neurons to the cardiac and respiratory cycle following local cocaine administration European Journal of Pharmacology. 224: 157-165. PMID 1468505 DOI: 10.1016/0014-2999(92)90800-J  0.76
1992 Garfinkel A, Raetz SL, Harper RM. Heart rate dynamics after acute cocaine administration Journal of Cardiovascular Pharmacology. 19: 453-459. PMID 1378129  0.76
1991 Richard CA, Harper RM. Respiratory-related activity in hypoglossal neurons across sleep-waking states in cats Brain Research. 542: 167-170. PMID 2054655 DOI: 10.1016/0006-8993(91)91014-R  0.76
1991 Schechtman VL, Harper RM, Wilson AJ, Southall DP. Sleep apnea in infants who succumb to the sudden infant death syndrome Pediatrics. 87: 841-846. PMID 2034488  0.76
1991 Garfinkel AJ, Walter DO, Trelease RB, Harper RK, Harper RM. Non-linear dynamics of electrocardiographic waveforms following cocaine administration Life Sciences. 48: 2189-2193. PMID 2034044 DOI: 10.1016/0024-3205(91)90153-3  0.76
1991 Harper RM, Terreberry RR, Richard CA, Harper RK. Upper airway and diaphragmatic muscle activity following acute cocaine administration Pharmacology, Biochemistry and Behavior. 39: 137-142. PMID 1924495 DOI: 10.1016/0091-3057(91)90411-T  0.76
1991 Schechtman VL, Harper RM. Time of night effects on heart rate variation in normal neonates Journal of Developmental Physiology. 16: 349-353. PMID 1824116  0.76
1991 Raetz SL, Richard CA, Garfinkel A, Harper RM. Dynamic characteristics of cardiac R-R intervals during sleep and waking states Sleep. 14: 526-533. PMID 1798886  0.76
1991 Richard CA, Ni H, Harper RK, Harper RM. Dynamic properties of respiratory timing following cocaine administration Pharmacology, Biochemistry and Behavior. 39: 941-946. PMID 1763115 DOI: 10.1016/0091-3057(91)90057-9  0.76
1991 Harper RM. Postnatal development of cardiac and respiratory control following prenatal drug exposure Nida Research Monograph Series. 187-205. PMID 1754014  0.76
1991 Harper RM, Harper RK, Terreberry RR, Richard CA, Trelease RB. Effect of acute cocaine administration on cardiac and respiratory patterning in the freely moving cat Nida Research Monograph Series. 181-201.  0.76
1990 Frostig RD, Frysinger RC, Harper RM. Recurring discharge patterns in multiple spike trains. II. Application in forebrain areas related to cardiac and respiratory control during different sleep-waking states. Biological Cybernetics. 62: 495-502. PMID 2357473 DOI: 10.1007/BF00205111  0.76
1990 Frostig RD, Frostig Z, Harper RM. Recurring discharge patterns in multiple spike trains. I. Detection. Biological Cybernetics. 62: 487-93. PMID 2357472 DOI: 10.1007/BF00205110  0.76
1990 Ni H, Zhang J, Harper RM. Respiratory-related discharge of periaqueductal gray neurons during sleep-waking states Brain Research. 511: 319-325. PMID 2334849 DOI: 10.1016/0006-8993(90)90177-D  0.76
1990 Frysinger RC, Harper RM. Cardiac and respiratory correlations with unit discharge in epileptic human temporal lobe. Epilepsia. 31: 162-71. PMID 2318169  0.76
1990 Ni H, Zhang J, Harper RM. Cardiovascular-related discharge of periaqueductal gray neurons during sleep-waking states Brain Research. 532: 242-248. PMID 2282517 DOI: 10.1016/0006-8993(90)91766-A  0.76
1990 Schechtman VL, Harper RM, Kluge KA, Wilson AJ, Southall DP. Correlations between cardiorespiratory measures in normal infants and victims of sudden infant death syndrome. Sleep. 13: 304-17. PMID 2267474 DOI: 10.1093/sleep/13.4.304  0.76
1990 Harper RM, Frysinger RC, Ni HF, Terreberry RR. Suprapontine influences on respiratory patterning during sleep-waking states. Progress in Clinical and Biological Research. 345: 33-9; discussion 40. PMID 2198594  0.76
1989 Schechtman VL, Harper RM, Kluge KA. Development of heart rate variation over the first 6 months of life in normal infants. Pediatric Research. 26: 343-6. PMID 2797947 DOI: 10.1203/00006450-198910000-00011  0.76
1989 Schechtman VL, Harper RM, Kluge KA, Wilson AJ, Hoffman HJ, Southall DP. Heart rate variation in normal infants and victims of the sudden infant death syndrome. Early Human Development. 19: 167-81. PMID 2776682 DOI: 10.1016/0378-3782(89)90077-7  0.76
1989 Fat-Chun Tony Chang, Harper RM. A procedure for chronic recording of diaphragmatic electromyographic activity Brain Research Bulletin. 22: 561-563. PMID 2713730 DOI: 10.1016/0361-9230(89)90112-3  0.76
1989 Frysinger RC, Harper RM. Cardiac and respiratory correlations with unit discharge in human amygdala and hippocampus. Electroencephalography and Clinical Neurophysiology. 72: 463-70. PMID 2471614 DOI: 10.1016/0013-4694(89)90222-8  0.76
1988 Schechtman VL, Kluge KA, Harper RM. Time-domain system for assessing variation in heart rate. Medical & Biological Engineering & Computing. 26: 367-73. PMID 3255843 DOI: 10.1007/BF02442293  0.76
1988 Schechtman VL, Harper RM, Kluge KA, Wilson AJ, Hoffman HJ, Southall DP. Cardiac and respiratory patterns in normal infants and victims of the sudden infant death syndrome. Sleep. 11: 413-24. PMID 3227221 DOI: 10.1093/sleep/11.5.413  0.76
1988 Chang FC, Scott TR, Harper RM. Methods of single unit recording from medullary neural substrates in awake, behaving guinea pigs. Brain Research Bulletin. 21: 749-56. PMID 3219606 DOI: 10.1016/0361-9230(88)90042-1  0.76
1988 Frysinger RC, Zhang JX, Harper RM. Cardiovascular and respiratory relationships with neuronal discharge in the central nucleus of the amygdala during sleep-waking states. Sleep. 11: 317-32. PMID 3206052  0.76
1988 Kluge KA, Harper RM, Schechtman VL, Wilson AJ, Hoffman HJ, Southall DP. Spectral analysis assessment of respiratory sinus arrhythmia in normal infants and infants who subsequently died of sudden infant death syndrome. Pediatric Research. 24: 677-82. PMID 3205622 DOI: 10.1203/00006450-198812000-00005  0.76
1988 Harper RM, Frysinger RC, Marks JD, Zhang JX, Trelease RB. Cardiorespiratory control during sleep. Annals of the New York Academy of Sciences. 533: 368-75. PMID 3048176 DOI: 10.1111/j.1749-6632.1988.tb37265.x  0.76
1987 Marks JD, Harper RM. Differential inhibition of the diaphragm and posterior cricoarytenoid muscles induced by transient hypertension across sleep states in intact cats Experimental Neurology. 95: 730-742. PMID 3817089 DOI: 10.1016/0014-4886(87)90312-8  0.76
1987 Marks JD, Frysinger RC, Harper RM. State-dependent respiratory depression elicited by stimulation of the orbital frontal cortex. Experimental Neurology. 95: 714-29. PMID 3817088 DOI: 10.1016/0014-4886(87)90311-6  0.76
1987 Harper RM, Schechtman VL, Kluge KA. Machine classification of infant sleep state using cardiorespiratory measures. Electroencephalography and Clinical Neurophysiology. 67: 379-87. PMID 2441973 DOI: 10.1016/0013-4694(87)90126-X  0.76
1986 Zhang JX, Harper RM, Frysinger RC. Respiratory modulation of neuronal discharge in the central nucleus of the amygdala during sleep and waking states. Experimental Neurology. 91: 193-207. PMID 3940875 DOI: 10.1016/0014-4886(86)90037-3  0.76
1986 Harper RM. State-related physiological changes and risk for the Sudden Infant Death Syndrome Australian Paediatric Journal. 22: 55-58. PMID 3790006  0.76
1986 Zhang JX, Harper RM, Ni H. Cryogenic blockade of the central nucleus of the amygdala attenuates aversively conditioned blood pressure and respiratory responses Brain Research. 386: 136-145. PMID 3779405 DOI: 10.1016/0006-8993(86)90150-2  0.76
1986 Frysinger RC, Harper RM. Cardiac and respiratory relationships with neural discharge in the anterior cingulate cortex during sleep-walking states. Experimental Neurology. 94: 247-63. PMID 3770117 DOI: 10.1016/0014-4886(86)90100-7  0.76
1986 Zhang Jx, Ni H, Harper RM. A miniaturized cryoprobe for functional neuronal blockade in freely moving animals Journal of Neuroscience Methods. 16: 79-87. PMID 3702491 DOI: 10.1016/0165-0270(86)90010-5  0.76
1986 Trelease RB, Harper RM, Arand DL, Zimmerman EG. USE OF HEART RATE ANALYSIS FOR DIFFERENTIATION OF SLEEP DISORDERS Ieee/Engineering in Medicine and Biology Society Annual Conference. 1203-1206.  0.76
1985 Trelease RB, Sieck GC, Marks JD, Harper RM. Respiratory inhibition induced by transient hypertension during sleep in unrestrained cats Experimental Neurology. 90: 173-186. PMID 4043291 DOI: 10.1016/0014-4886(85)90050-0  0.76
1985 Schechtman VL, Harper RM, Lucas E, Taube DM, Chase MH. Sleep-waking modulation of respiratory sinus arrhythmia in aged and young adult cats. Experimental Neurology. 88: 234-9. PMID 3979513 DOI: 10.1016/0014-4886(85)90127-X  0.76
1984 Sieck GC, Trelease RB, Harper RM. Sleep influences on diaphragmatic motor unit discharge Experimental Neurology. 85: 316-335. PMID 6745377 DOI: 10.1016/0014-4886(84)90143-2  0.76
1984 Frysinger RC, Marks JD, Trelease RB, Schechtman VL, Harper RM. Sleep states attenuate the pressor response to central amygdala stimulation. Experimental Neurology. 83: 604-17. PMID 6698161 DOI: 10.1016/0014-4886(84)90127-4  0.76
1984 Frostig RD, Frostig Z, Harper RM. Information trains. The technique and its uses in spike train and network analysis, with examples taken from the nucleus parabrachialis medialis during sleep-waking states. Brain Research. 322: 67-74. PMID 6518375 DOI: 10.1016/0006-8993(84)91181-8  0.76
1984 Harper RM, Frysinger RC, Trelease RB, Marks JD. State-dependent alteration of respiratory cycle timing by stimulation of the central nucleus of the amygdala. Brain Research. 306: 1-8. PMID 6466967 DOI: 10.1016/0006-8993(84)90350-0  0.76
1984 Zhang JX, Harper RM. A new microdrive for extracellular recording of single neurons using fine wires Electroencephalography and Clinical Neurophysiology. 57: 392-394. PMID 6200304 DOI: 10.1016/0013-4694(84)90163-9  0.76
1983 Trelease RB, Sieck GC, Harper RM. Cardiac arrhythmias induced by transient hypertension during sleep-waking states Journal of the Autonomic Nervous System. 8: 179-191. PMID 6668383 DOI: 10.1016/0165-1838(83)90104-2  0.76
1982 Hoppenbrouwers T, Hodgman JE, Harper RM, Sterman MB. Temporal distribution of sleep states, somatic activity, and autonomic activity during the first half year of life Sleep. 5: 131-144. PMID 7100744  0.76
1982 Harper RM, Leake B, Hodgman JE, Hoppenbrouwers T. Developmental patterns of heart rate and heart rate variability during sleep and waking in normal infants and infants at risk for the sudden infant death syndrome Sleep. 5: 28-38. PMID 7071449  0.76
1982 Trelease RB, Sieck GC, Harper RM. A new technique for acute and chronic recording of crural diaphragm EMG in cats Electroencephalography and Clinical Neurophysiology. 53: 459-462. PMID 6175508 DOI: 10.1016/0013-4694(82)90011-6  0.76
1982 Sterman MB, McGinty DJ, Harper RM, Hoppenbrouwers T, Hodgman JE. Developmental comparison of sleep EEG power spectral patterns in infants at low and high risk for sudden death Electroencephalography and Clinical Neurophysiology. 53: 166-181. PMID 6174289 DOI: 10.1016/0013-4694(82)90021-9  0.76
1981 Siegel JM, Nienhuis R, Wheeler RL, McGinty DJ, Harper RM. Discharge pattern of reticular formation unit pairs in waking and REM sleep Experimental Neurology. 74: 875-891. PMID 7308376 DOI: 10.1016/0014-4886(81)90260-0  0.76
1981 Sieck GC, Harper RM. Absence of high-frequency oscillations in the discharge of pneumotaxic neurons in intact, unanesthetized cats Brain Research. 221: 397-401. PMID 7284777 DOI: 10.1016/0006-8993(81)90790-3  0.76
1981 Hoppenbrouwers T, Hodgman JE, Harper RM, Sterman MB. Fetal heart rates in siblings of infants with sudden infant death syndrome Obstetrics and Gynecology. 58: 319-326. PMID 7266951  0.76
1981 Trelease RB, Harper RM, Sieck GC. Respiratory-related heart rate variation during sleep and waking states in cats Experimental Neurology. 72: 195-203. PMID 7202622 DOI: 10.1016/0014-4886(81)90137-0  0.76
1980 Sieck GC, Harper RM. Discharge of neurons in the parabrachial pons related to the cardiac cycle: Changes during different sleep-waking states Brain Research. 199: 385-399. PMID 7417790 DOI: 10.1016/0006-8993(80)90696-4  0.76
1980 Harper RM, Sieck GC. Discharge correlations between neurons in the nucleus parabrachialis medialis during sleep-waking states Brain Research. 199: 343-358. PMID 7417788 DOI: 10.1016/0006-8993(80)90694-0  0.76
1980 Hoppenbrouwers T, Hodgman JE, Harper RM, Sterman MB. Respiration during the first six months of life in normal infants: IV. Gender differences Early Human Development. 4: 167-177. PMID 7408747 DOI: 10.1016/0378-3782(80)90020-1  0.76
1980 Sieck GC, Harper RM. Pneumotaxic area neuronal discharge during sleep-waking states in the cat Experimental Neurology. 67: 79-102. PMID 7349988 DOI: 10.1016/0014-4886(80)90162-4  0.76
1978 Harper RM, Leake B, Hoppenbrouwers T, Sterman MB, McGinty DJ, Hodgman J. Polygraphic studies of normal infants and infants at risk for the sudden infant death syndrome: Heart rate and variability as a function of state Pediatric Research. 12: 778-785. PMID 693119 DOI: 10.1203/00006450-197807000-00008  0.76
1978 Hoppenbrouwers T, Hodgman JE, Arakawa K, McGinty DJ, Mason J, Harper RM, Sterman MB. Sleep apnea as part of a sequence of events: A comparison of three months old infants at low and increased risk for sudden infant death syndrome (sids) Neuropadiatrie. 9: 320-337. PMID 581788 DOI: 10.1055/s-0028-1091492  0.76
1978 Sieck GC, Harper RM, Taylor AN. Periodicities in physiological activity at puberty in the female rat Experimental Neurology. 61: 421-431. PMID 213303 DOI: 10.1016/0014-4886(78)90257-1  0.76
1978 Sieck GC, Ramaley JA, Harper RM, Taylor AN. Puberty-related alterations in the organization of sleep-wakefulness states: Differences between spontaneous and induced pubertal conditions Experimental Neurology. 61: 407-420. PMID 213302 DOI: 10.1016/0014-4886(78)90256-X  0.76
1977 Harper RM, Hoppenbrouwers T, Bannett D, Hodgeman J, Sterman MB, McGinty DJ. Effects of feeding on state and cardiac regulation in the infant Developmental Psychobiology. 10: 507-517. PMID 598621 DOI: 10.1002/dev.420100604  0.76
1977 McGinty DJ, Stevenson M, Hoppenbrouwers T, Harper RM, Sterman MB, Hodgman J. Polygraphic studies of kitten development: sleep state patterns Developmental Psychobiology. 10: 455-469. PMID 199512 DOI: 10.1002/dev.420100506  0.76
1977 Sterman MB, Harper RM, Havens B, Hoppenbrouwers T, McGinty DJ, Hodgman JE. Quantitative analysis of infant EEG development during quiet sleep Electroencephalography and Clinical Neurophysiology. 43: 371-385. PMID 70338 DOI: 10.1016/0013-4694(77)90260-7  0.76
1976 McGinty DJ, Harper RM. Dorsal raphe neurons: depression of firing during sleep in cats Brain Research. 101: 569-575. PMID 1244990 DOI: 10.1016/0006-8993(76)90480-7  0.76
1976 Sieck GC, Ramaley JA, Harper RM, Newman Taylor A. Sleep-wakefulness changes at the time of puberty in the female rat Brain Research. 116: 346-352. PMID 974780 DOI: 10.1016/0006-8993(76)90915-X  0.76
1976 Harper RM, Kelly DS, Walter DO, Hoppenbrouwers T. Cardiac waveform alterations during sleep in the infant Psychophysiology. 13: 318-322. PMID 181776  0.76
1976 Lucas EA, Harper RM. Periodicities in the rate of on-demand electrical stimulation of the mesencephalic reticular formation to maintain wakefulness. Experimental Neurology. 51: 444-56. PMID 178520 DOI: 10.1016/0014-4886(76)90268-5  0.76
1976 Sauerland EK, Harper RM. The human tongue during sleep: Electromyographic activity of the genioglossus muscle Experimental Neurology. 51: 160-170. PMID 177304 DOI: 10.1016/0014-4886(76)90061-3  0.76
1976 Harper RM, Hoppenbrouwers T, Ross SA. A new technique for long-term recording of eye movements in infants Electroencephalography and Clinical Neurophysiology. 40: 109-112. PMID 55343 DOI: 10.1016/0013-4694(76)90185-1  0.76
1974 Harper RM, Sclabassi RJ, Estrin T. Time Series Analysis and Sleep Research Ieee Transactions On Automatic Control. 19: 932-943. DOI: 10.1109/TAC.1974.1100737  0.76
1974 Mason JR, Harper RM, Pacheco RF. COMPUTER SYSTEM FOR THE ANALYSIS OF AUTONOMIC AND CENTRAL NERVOUS SYSTEM ACTIVITY DURING SLEEP STATES . 299-304.  0.76
1973 Sclabassi RJ, Harper RM. Laboratory Computers in Neurophysiology Proceedings of the Ieee. 61: 1602-1614. DOI: 10.1109/PROC.1973.9333  0.76
1972 Sauerland EK, Velluti RA, Harper RM. Cortically induced changes of presynaptic excitability in higher-order auditory afferents Experimental Neurology. 36: 79-87. PMID 4558415 DOI: 10.1016/0014-4886(72)90137-9  0.76
1971 Harper RM. Frequency changes in hippocampal electrical activity during movement and tonic immobility Physiology and Behavior. 7: 55-58. PMID 5149716 DOI: 10.1016/0031-9384(71)90235-6  0.76
1971 Chase MH, Harper RM. Somatomotor and visceromotor correlates of operantly conditioned 12-14 C-SEC sensorimotor cortical activity. Electroencephalography and Clinical Neurophysiology. 31: 85-92. PMID 4105848 DOI: 10.1016/0013-4694(71)90292-6  0.76
1970 Sauerland EK, Harper RM. Effects of ethanol on EEG spectra of the intact brain and isolated forebrain Experimental Neurology. 27: 490-496. PMID 5426973 DOI: 10.1016/0014-4886(70)90109-3  0.76
1970 Sauerland EK, Mizuno N, Harper RM. Presynaptic depolarization of trigeminal cutaneous afferent fibers induced by ethanol Experimental Neurology. 27: 476-489. PMID 5426972 DOI: 10.1016/0014-4886(70)90108-1  0.76
1970 Jacobs BL, Harper RM, McGinty DJ. Neuronal coding of motivational level during sleep Physiology and Behavior. 5: 1139-1143. PMID 4333086 DOI: 10.1016/0031-9384(70)90202-7  0.76
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