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Sean Callahan - Publications

Affiliations: 
University of Hawai'i at Manoa, Honolulu, HI 
Area:
Microbiology Biology
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24 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
2021 Kelley BR, Callahan SM, Johnson JG. Transcription of Cystathionine β-lyase (MetC) is Repressed by HeuR in and Methionine Biosynthesis Facilitates Colonocyte Invasion. Journal of Bacteriology. PMID 34001558 DOI: 10.1128/JB.00164-21  0.33
2015 Videau P, Rivers OS, Higa KC, Callahan SM. ABC Transporter Required for Intercellular Transfer of Developmental Signals in a Heterocystous Cyanobacterium. Journal of Bacteriology. 197: 2685-93. PMID 26055115 DOI: 10.1128/JB.00304-15  0.335
2015 Videau P, Cozy LM, Young JE, Ushijima B, Oshiro RT, Rivers OS, Burger AH, Callahan SM. The trpE gene negatively regulates differentiation of heterocysts at the level of induction in Anabaena sp. strain PCC 7120. Journal of Bacteriology. 197: 362-70. PMID 25384479 DOI: 10.1128/JB.02145-14  0.479
2014 Rivers OS, Videau P, Callahan SM. Mutation of sepJ reduces the intercellular signal range of a hetN-dependent paracrine signal, but not of a patS-dependent signal, in the filamentous cyanobacterium Anabaena sp. strain PCC 7120. Molecular Microbiology. 94: 1260-71. PMID 25336355 DOI: 10.1111/mmi.12836  0.362
2014 Videau P, Oshiro RT, Cozy LM, Callahan SM. Transcriptional dynamics of developmental genes assessed with an FMN-dependent fluorophore in mature heterocysts of Anabaena sp. strain PCC 7120. Microbiology (Reading, England). 160: 1874-81. PMID 25061040 DOI: 10.1099/mic.0.078352-0  0.425
2012 Feldmann EA, Ni S, Sahu ID, Mishler CH, Levengood JD, Kushnir Y, McCarrick RM, Lorigan GA, Tolbert BS, Callahan SM, Kennedy MA. Differential binding between PatS C-terminal peptide fragments and HetR from Anabaena sp. PCC 7120. Biochemistry. 51: 2436-42. PMID 22397695 DOI: 10.1021/Bi300228N  0.303
2012 Huang Y, Callahan S, Hadfield MG. Recruitment in the sea: bacterial genes required for inducing larval settlement in a polychaete worm. Scientific Reports. 2: 228. PMID 22355742 DOI: 10.1038/Srep00228  0.314
2012 Higa KC, Rajagopalan R, Risser DD, Rivers OS, Tom SK, Videau P, Callahan SM. The RGSGR amino acid motif of the intercellular signalling protein, HetN, is required for patterning of heterocysts in Anabaena sp. strain PCC 7120. Molecular Microbiology. 83: 682-93. PMID 22220907 DOI: 10.1111/J.1365-2958.2011.07949.X  0.692
2012 Tom SK, Callahan SM. The putative phosphatase All1758 is necessary for normal growth, cell size and synthesis of the minor heterocyst-specific glycolipid in the cyanobacterium Anabaena sp. strain PCC 7120. Microbiology (Reading, England). 158: 380-9. PMID 22053007 DOI: 10.1099/Mic.0.054783-0  0.802
2011 Feldmann EA, Ni S, Sahu ID, Mishler CH, Risser DD, Murakami JL, Tom SK, McCarrick RM, Lorigan GA, Tolbert BS, Callahan SM, Kennedy MA. Evidence for direct binding between HetR from Anabaena sp. PCC 7120 and PatS-5. Biochemistry. 50: 9212-24. PMID 21942265 DOI: 10.1021/Bi201226E  0.713
2010 Zhu M, Callahan SM, Allen JS. Maintenance of heterocyst patterning in a filamentous cyanobacterium. Journal of Biological Dynamics. 4: 621-33. PMID 22881208 DOI: 10.1080/17513751003777507  0.382
2010 Young-Robbins SS, Risser DD, Moran JR, Haselkorn R, Callahan SM. Transcriptional regulation of the heterocyst patterning gene patA from Anabaena sp. strain PCC 7120. Journal of Bacteriology. 192: 4732-40. PMID 20622060 DOI: 10.1128/Jb.00577-10  0.784
2010 Higa KC, Callahan SM. Ectopic expression of hetP can partially bypass the need for hetR in heterocyst differentiation by Anabaena sp. strain PCC 7120. Molecular Microbiology. 77: 562-74. PMID 20545862 DOI: 10.1111/j.1365-2958.2010.07257.x  0.511
2010 Rajagopalan R, Callahan SM. Temporal and spatial regulation of the four transcription start sites of hetR from Anabaena sp. strain PCC 7120. Journal of Bacteriology. 192: 1088-96. PMID 20008074 DOI: 10.1128/Jb.01297-09  0.807
2009 Risser DD, Callahan SM. Genetic and cytological evidence that heterocyst patterning is regulated by inhibitor gradients that promote activator decay. Proceedings of the National Academy of Sciences of the United States of America. 106: 19884-8. PMID 19897721 DOI: 10.1073/Pnas.0909152106  0.736
2008 Risser DD, Callahan SM. HetF and PatA control levels of HetR in Anabaena sp. strain PCC 7120. Journal of Bacteriology. 190: 7645-54. PMID 18835986 DOI: 10.1128/Jb.01110-08  0.774
2007 Qin N, Callahan SM, Dunlap PV, Stevens AM. Analysis of LuxR regulon gene expression during quorum sensing in Vibrio fischeri. Journal of Bacteriology. 189: 4127-34. PMID 17400743 DOI: 10.1128/JB.01779-06  0.32
2007 Nayar AS, Yamaura H, Rajagopalan R, Risser DD, Callahan SM. FraG is necessary for filament integrity and heterocyst maturation in the cyanobacterium Anabaena sp. strain PCC 7120. Microbiology (Reading, England). 153: 601-7. PMID 17259632 DOI: 10.1099/Mic.0.2006/002535-0  0.791
2007 Risser DD, Callahan SM. Mutagenesis of hetR reveals amino acids necessary for HetR function in the heterocystous cyanobacterium Anabaena sp. strain PCC 7120. Journal of Bacteriology. 189: 2460-7. PMID 17220221 DOI: 10.1128/Jb.01241-06  0.772
2006 Orozco CC, Risser DD, Callahan SM. Epistasis analysis of four genes from Anabaena sp. strain PCC 7120 suggests a connection between PatA and PatS in heterocyst pattern formation. Journal of Bacteriology. 188: 1808-16. PMID 16484191 DOI: 10.1128/Jb.188.5.1808-1816.2006  0.771
2005 Borthakur PB, Orozco CC, Young-Robbins SS, Haselkorn R, Callahan SM. Inactivation of patS and hetN causes lethal levels of heterocyst differentiation in the filamentous cyanobacterium Anabaena sp. PCC 7120. Molecular Microbiology. 57: 111-23. PMID 15948953 DOI: 10.1111/J.1365-2958.2005.04678.X  0.703
2001 Callahan SM, Buikema WJ. The role of HetN in maintenance of the heterocyst pattern in Anabaena sp. PCC 7120 Molecular Microbiology. 40: 941-950. PMID 11401701 DOI: 10.1046/J.1365-2958.2001.02437.X  0.45
2000 Callahan SM, Dunlap PV. LuxR- and acyl-homoserine-lactone-controlled non-lux genes define a quorum-sensing regulon in Vibrio fischeri Journal of Bacteriology. 182: 2811-2822. PMID 10781550 DOI: 10.1128/JB.182.10.2811-2822.2000  0.321
1996 Kuo A, Callahan SM, Dunlap PV. Modulation of luminescence operon expression by N-octanoyl-L-homoserine lactone in ainS mutants of Vibrio fischeri. Journal of Bacteriology. 178: 971-6. PMID 8576070 DOI: 10.1128/jb.178.4.971-976.1996  0.306
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