| Year |
Citation |
Score |
| 2018 |
Long KLP, Bailey AM, Greives TJ, Legan SJ, Demas GE. Endotoxin rapidly desensitizes the gonads to kisspeptin-induced luteinizing hormone release in male Siberian hamsters (). The Journal of Experimental Biology. PMID 30297514 DOI: 10.1242/Jeb.185504 |
0.475 |
|
| 2017 |
Sithisarn T, Legan SJ, Westgate PM, Wilson M, Wellmann K, Bada HS, Barron S. The Effects of Perinatal Oxycodone Exposure on Behavioral Outcome in a Rodent Model. Frontiers in Pediatrics. 5: 180. PMID 28971091 DOI: 10.3389/Fped.2017.00180 |
0.303 |
|
| 2017 |
Bailey AM, Legan SJ, Meretsky VJ, Demas GE. Effects of Exogenous Leptin on Seasonal Reproductive Responses to Interacting Environmental Cues in Female Siberian Hamsters. General and Comparative Endocrinology. PMID 28619288 DOI: 10.1016/J.Ygcen.2017.06.004 |
0.349 |
|
| 2017 |
Bailey AM, Legan SJ, Demas GE. Exogenous kisspeptin enhances seasonal reproductive function in male Siberian hamsters Functional Ecology. 31: 1220-1230. DOI: 10.1111/1365-2435.12846 |
0.333 |
|
| 2015 |
Legan SJ, Peng X, Yun C, Duncan MJ. Effect of arousing stimuli on circulating corticosterone and the circadian rhythms of luteinizing hormone (LH) surges and locomotor activity in estradiol-treated ovariectomized (ovx+EB) Syrian hamsters. Hormones and Behavior. 72: 28-38. PMID 25958077 DOI: 10.1016/J.Yhbeh.2015.04.020 |
0.526 |
|
| 2014 |
Duncan MJ, Franklin KM, Peng X, Yun C, Legan SJ. Circadian rhythm disruption by a novel running wheel: roles of exercise and arousal in blockade of the luteinizing hormone surge. Physiology & Behavior. 131: 7-16. PMID 24727338 DOI: 10.1016/J.Physbeh.2014.04.006 |
0.484 |
|
| 2013 |
Piekarski DJ, Zhao S, Jennings KJ, Iwasa T, Legan SJ, Mikkelsen JD, Tsutsui K, Kriegsfeld LJ. Gonadotropin-inhibitory hormone reduces sexual motivation but not lordosis behavior in female Syrian hamsters (Mesocricetus auratus). Hormones and Behavior. 64: 501-10. PMID 23827890 DOI: 10.1016/J.Yhbeh.2013.06.006 |
0.408 |
|
| 2013 |
Sithisarn T, Bada HS, Charnigo RJ, Legan SJ, Randall DC. Effects of perinatal oxycodone exposure on the cardiovascular response to acute stress in male rats at weaning and in young adulthood. Frontiers in Physiology. 4: 85. PMID 23630500 DOI: 10.3389/Fphys.2013.00085 |
0.345 |
|
| 2011 |
Sithisarn T, Bada HS, Dai H, Randall DC, Legan SJ. Effects of perinatal cocaine exposure on open field behavior and the response to corticotropin releasing hormone (CRH) in rat offspring. Brain Research. 1370: 136-44. PMID 21075083 DOI: 10.1016/J.Brainres.2010.11.024 |
0.328 |
|
| 2010 |
Legan SJ, Franklin KM, Peng XL, Duncan MJ. Novel wheel running blocks the preovulatory luteinizing hormone surge and advances the hamster circadian pacemaker. Journal of Biological Rhythms. 25: 450-9. PMID 21135161 DOI: 10.1177/0748730410385648 |
0.477 |
|
| 2009 |
Legan SJ, Donoghue KM, Franklin KM, Duncan MJ. Phenobarbital blockade of the preovulatory luteinizing hormone surge: association with phase-advanced circadian clock and altered suprachiasmatic nucleus Period1 gene expression. American Journal of Physiology. Regulatory, Integrative and Comparative Physiology. 296: R1620-30. PMID 19297538 DOI: 10.1152/Ajpregu.90914.2008 |
0.486 |
|
| 2008 |
Sithisarn T, Bada HS, Dai H, Reinhardt CR, Randall DC, Legan SJ. Effects of perinatal oxycodone exposure on the response to CRH in late adolescent rats. Neurotoxicology and Teratology. 30: 118-24. PMID 18255259 DOI: 10.1016/J.Ntt.2007.12.010 |
0.47 |
|
| 2008 |
Gieske MC, Kim HJ, Legan SJ, Koo Y, Krust A, Chambon P, Ko C. Pituitary gonadotroph estrogen receptor-alpha is necessary for fertility in females. Endocrinology. 149: 20-7. PMID 17947360 DOI: 10.1210/En.2007-1084 |
0.443 |
|
| 2005 |
Hoffman GE, Le WW, Schulterbrandt T, Legan SJ. Estrogen and progesterone do not activate Fos in AVPV or LHRH neurons in male rats Brain Research. 1054: 116-124. PMID 16084918 DOI: 10.1016/J.Brainres.2005.06.082 |
0.425 |
|
| 2005 |
Adams JM, Legan SJ, Ott CE, Jackson BA. Modulation of hypoglycemia-induced increases in plasma epinephrine by estrogen in the female rat. Journal of Neuroscience Research. 79: 360-7. PMID 15614787 DOI: 10.1002/Jnr.20369 |
0.416 |
|
| 2003 |
Legan SJ, Tsai HW. Oestrogen receptor-alpha and -beta immunoreactivity in gonadotropin-releasing hormone neurones after ovariectomy and chronic exposure to oestradiol. Journal of Neuroendocrinology. 15: 1164-70. PMID 14636178 DOI: 10.1111/j.1365-2826.2003.01115.x |
0.661 |
|
| 2002 |
Tsai HW, Legan SJ. Loss of luteinizing hormone surges induced by chronic estradiol is associated with decreased activation of gonadotropin-releasing hormone neurons. Biology of Reproduction. 66: 1104-10. PMID 11906931 DOI: 10.1095/Biolreprod66.4.1104 |
0.675 |
|
| 2001 |
Tsai HW, Legan SJ. Chronic elevation of estradiol in young ovariectomized rats causes aging-like loss of steroid-induced luteinizing hormone surges. Biology of Reproduction. 64: 684-8. PMID 11159373 DOI: 10.1095/Biolreprod64.2.684 |
0.682 |
|
| 1999 |
Legan SJ, Callahan WH. Suppression of tonic luteinizing hormone secretion and norepinephrine release near the GnRH neurons by estradiol in ovariectomized rats Neuroendocrinology. 70: 237-245. PMID 10529618 DOI: 10.1159/000054482 |
0.464 |
|
| 1991 |
Legan SJ, I'Anson H, Neiser P. Progesterone ensures full-length luteal phases during the breeding season in ewes Journal of Endocrinology. 129: 371-379. PMID 2066695 DOI: 10.1677/Joe.0.1290371 |
0.488 |
|
| 1991 |
Ryan KD, Goodman RL, Karsch FJ, Legan SJ, Foster DL. Patterns of circulating gonadotropins and ovarian steroids during the first periovulatory period in the developing sheep. Biology of Reproduction. 45: 471-7. PMID 1782296 DOI: 10.1095/Biolreprod45.3.471 |
0.538 |
|
| 1991 |
Levine JE, Bauer-Dantoin AC, Besecke LM, Conaghan LA, Legan SJ, Meredith JM, Strobl FJ, Urban JH, Vogelsong KM, Wolfe AM. Neuroendocrine regulation of the luteinizing hormone-releasing hormone pulse generator in the rat. Recent Progress in Hormone Research. 47: 97-151; discussion 1. PMID 1745827 DOI: 10.1016/B978-0-12-571147-0.50008-1 |
0.439 |
|
| 1991 |
Levine JE, Meredith JM, Vogelsong KM, Legan SJ. Microdialysis for the study of hypothalamic and pituitary function Techniques in the Behavioral and Neural Sciences. 7: 305-325. DOI: 10.1016/B978-0-444-81194-3.50018-6 |
0.441 |
|
| 1988 |
I'Anson H, Legan SJ. Does the first LH surge of the breeding season initiate the first full-length cycle in the ewe? Journal of Reproduction and Fertility. 82: 761-767. PMID 3361509 DOI: 10.1530/Jrf.0.0820761 |
0.524 |
|
| 1988 |
I'Anson H, Legan SJ. Changes in LH pulse frequency and serum progesterone concentrations during the transition to breeding season in ewes Journal of Reproduction and Fertility. 82: 341-351. PMID 3339591 DOI: 10.1530/Jrf.0.0820341 |
0.457 |
|
| 1986 |
Foster DL, Ryan KD, Goodman RL, Legan SJ, Karsch FJ, Yellon SM. Delayed puberty in lambs chronically treated with oestradiol. Journal of Reproduction and Fertility. 78: 111-7. PMID 3761261 DOI: 10.1530/Jrf.0.0780111 |
0.499 |
|
| 1985 |
Fitzgerald BP, I'Anson H, Legan SJ, Loy RG. Changes in patterns of luteinizing hormone secretion before and after the first ovulation in the postpartum mare. Biology of Reproduction. 33: 316-23. PMID 4041522 DOI: 10.1095/Biolreprod33.2.316 |
0.532 |
|
| 1985 |
Legan SJ, Goodman RL, Ryan KD, Foster DL, Karsch FJ. Can the transition into anoestrus in the ewe be accounted for solely by insufficient tonic LH secretion? The Journal of Endocrinology. 106: 55-60. PMID 3926932 DOI: 10.1677/Joe.0.1060055 |
0.519 |
|
| 1985 |
Fitzgerald BP, I'Anson H, Loy RG, Legan SJ. Changes in pulsatile LH secretion and the positive and negative feedback actions of oestradiol after administration of a GnRH agonist in the ovariectomized ewe. Journal of Reproduction and Fertility. 73: 433-40. PMID 3921704 DOI: 10.1530/Jrf.0.0730433 |
0.504 |
|
| 1985 |
Legan SJ, I'Anson H, Fitzgerald BP, Fitzovich D. Does the seasonal increase in estradiol negative feedback prevent luteinizing hormone surges in anestrous ewes by suppressing hypothalamic gonadotropin-releasing hormone pulse frequency? Biology of Reproduction. 33: 117-131. PMID 3904849 DOI: 10.1095/Biolreprod33.1.117 |
0.509 |
|
| 1985 |
Legan SJ, I'Anson H, Fitzgerald BP, Akaydin MS. Importance of short luteal phases in the endocrine mechanism controlling initiation of estrous cycles in anestrous ewes Endocrinology. 117: 1530-1536. PMID 3896760 DOI: 10.1210/Endo-117-4-1530 |
0.56 |
|
| 1984 |
Karsch FJ, Bittman EL, Foster DL, Goodman RL, Legan SJ, Robinson JE. Neuroendocrine basis of seasonal reproduction. Recent Progress in Hormone Research. 40: 185-232. PMID 6385166 DOI: 10.1016/B978-0-12-571140-1.50010-4 |
0.525 |
|
| 1983 |
Legan SJ, Karsch FJ. Importance of retinal photoreceptors to the photoperiodic control of seasonal breeding in the ewe. Biology of Reproduction. 29: 316-25. PMID 6685536 DOI: 10.1095/Biolreprod29.2.316 |
0.494 |
|
| 1983 |
Fitzgerald BP, I'Anson H, Loy RG, Legan SJ. Evidence that changes in LH pulse frequency may regulate the seasonal modulation of LH secretion in ovariectomized mares. Journal of Reproduction and Fertility. 69: 685-92. PMID 6631830 DOI: 10.1530/Jrf.0.0690685 |
0.494 |
|
| 1981 |
Legan SJ, Winans SS. The photoneuroendocrine control of seasonal breeding in the ewe General and Comparative Endocrinology. 45: 317-328. PMID 7197652 DOI: 10.1016/0016-6480(81)90072-1 |
0.496 |
|
| 1981 |
Goodman RL, Reichert LE, Legan SJ, Ryan KD, Foster DL, Karsch FJ. Role of gonadotropins and progesterone in determining the preovulatory estradiol rise in the ewe. Biology of Reproduction. 25: 134-42. PMID 7197171 DOI: 10.1095/Biolreprod25.1.134 |
0.562 |
|
| 1981 |
Goodman RL, Legan SJ, Ryan KD, Foster DL, Karsch FJ. Importance of variations in behavioural and feedback actions of oestradiol to the control of seasonal breeding in the ewe. The Journal of Endocrinology. 89: 229-40. PMID 7195422 DOI: 10.1677/Joe.0.0890229 |
0.493 |
|
| 1980 |
Goodman RL, Legan SJ, Ryan KD, Foster DL, Karsch FJ. Two effects of estradiol that normally contribute to the control of tonic LH secretion in the ewe. Biology of Reproduction. 23: 415-22. PMID 7191344 DOI: 10.1095/Biolreprod23.2.415 |
0.464 |
|
| 1980 |
Karsch FJ, Legan SJ, Ryan KD, Foster DL. Importance of estradiol and progesterone in regulating LH secretion and estrous behavior during the sheep estrous cycle. Biology of Reproduction. 23: 404-13. PMID 7191343 DOI: 10.1095/Biolreprod23.2.404 |
0.482 |
|
| 1980 |
Legan SJ, Karsch FJ. Photoperiodic control of seasonal breeding in ewes: modulation of the negative feedback action of estradiol. Biology of Reproduction. 23: 1061-8. PMID 6781542 DOI: 10.1095/Biolreprod23.5.1061 |
0.365 |
|
| 1979 |
Karsch FJ, Foster DL, Legan SJ, Ryan KD, Peter GK. Control of the preovulatory endocrine events in the ewe: interrelationship of estradiol, progesterone, and luteinizing hormone. Endocrinology. 105: 421-6. PMID 572293 DOI: 10.1210/Endo-105-2-421 |
0.558 |
|
| 1979 |
Legan SJ, Karsch FJ. Neuroendocrine regulation of the estrous cycle and seasonal breeding in the ewe. Biology of Reproduction. 20: 74-85. PMID 572229 DOI: 10.1093/Biolreprod/20.1.74 |
0.388 |
|
| 1978 |
Karsch FJ, Legan SJ. Roles of progesterone and estradiol in controlling LH secretion during the estrous cycle of the ewe Biology of Reproduction. 18: 50A. |
0.405 |
|
| 1977 |
Legan SJ, Karsch FJ, Foster DL. The endocrin control of seasonal reproductive function in the ewe: a marked change in response to the negative feedback action of estradiol on luteinizing hormone secretion. Endocrinology. 101: 818-24. PMID 560960 DOI: 10.1210/Endo-101-3-818 |
0.51 |
|
| 1977 |
Karsch FJ, Legan SJ, Hauger RL, Foster DL. Negative feedback action of progesterone on tonic luteinizing hormone secretion in the ewe: dependence on the ovaries. Endocrinology. 101: 800-6. PMID 560958 DOI: 10.1210/Endo-101-3-800 |
0.538 |
|
| 1977 |
Karsch FJ, Foster DL, Legan SJ, Hauger RL. On the control of tonic LH secretion in sheep: a new concept for regulation of the estrous cycle and breeding season | PROC.V INT.CONGR.ENDOCRINOLOGY. VOL.I Excerpta Medica,Amsterdam,Ics. 192-198. |
0.302 |
|
| 1975 |
Legan SJ, Karsch FJ. A daily signal for the LH surge in the rat. Endocrinology. 96: 57-62. PMID 1167356 DOI: 10.1210/Endo-96-1-57 |
0.527 |
|
| 1975 |
Legan SJ, Coon GA, Karsch FJ. Role of estrogen as initiator of daily LH surges in the ovariectomized rat. Endocrinology. 96: 50-6. PMID 1109905 DOI: 10.1210/Endo-96-1-50 |
0.482 |
|
| 1975 |
Legan SJ, Karsch FJ. Modulation of pituitary responsiveness to luteinizing hormone-releasing factor during the estrous cycle of the rat. Endocrinology. 96: 571-5. PMID 1090435 DOI: 10.1210/Endo-96-3-571 |
0.581 |
|
| 1975 |
Coon GA, Legan SJ, Karsch FJ. Persistence of a daily surge of luteinizing hormone (LH) following adrenalectomy in estrogen treated ovariectomized rats Federation Proceedings. 34: No. 392. |
0.459 |
|
| 1974 |
Legan SJ, Karsch FJ. Periodicity in the mechanism controlling the surge of luteinizing hormone in the rat: requirement for estrogen Federation Proceedings. 33: I. |
0.403 |
|
| 1973 |
Legan SJ, Gay VL, Midgley AR. LH release following steroid administration in ovariectomized rats Endocrinology. 93: 781-785. PMID 4580534 DOI: 10.1210/Endo-93-4-781 |
0.526 |
|
| 1973 |
Legan SJ, Coon GA, Midgley AR. Evidence for a 24 hour periodicity of LH and FSH release in estrogen treated ovariectomized rats Federation Proceedings. 32. |
0.442 |
|
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