Alumni - Where are they now?
Visiting Scientists
Stephan Michel
Research Professor, 2000-2004
Presently, Group Leader, Department of Molecular Cell Biology of the Leiden University Medical Center
S.Michel@lumc.nl
- Itri JN, Vosko AM, Schroeder A, Dragich JM, Michel S, Colwell CS. Circadian regulation of a-type potassium currents in the suprachiasmatic nucleus. J Neurophysiol. 2010 Feb;103(2):632-40. Epub 2009 Nov 25. PMID: 19939959.
- Wang LM, Schroeder A, Loh D, Smith D, Lin K, Han JH, Michel S, Hummer DL, Ehlen JC, Albers HE, Colwell CS. Role for the NR2B subunit of the N-methyl-D-aspartate receptor in mediating light input to the circadian system. Eur J Neurosci. 2008 Apr;27(7):1771-9. PMID: 18380671
- Michel S, Clark JP, Ding JM, Colwell CS. Brain-derived neurotrophic factor and neurotrophin receptors modulate glutamate-induced phase shifts of the suprachiasmatic nucleus. Eur J Neurosci. 2006 Aug;24(4):1109-16. PMID: 16930436
- Michel S, Itri J, Han JH, Gniotczynski K, Colwell CS. Regulation of glutamatergic signalling by PACAP in the mammalian suprachiasmatic nucleus. BMC Neurosci. 2006 Feb 16;7:15. PMID: 16483357
- Itri JN, Michel S, Vansteensel MJ, Meijer JH, Colwell CS. Fast delayed rectifier potassium current is required for circadian neural activity. Nat Neurosci. 2005 May;8(5):650-6. PMID: 15852012
- Colwell CS, Michel S, Itri J, Rodriguez W, Tam J, Lelievre V, Hu Z, Waschek JA. Selective deficits in the circadian light response in mice lacking PACAP. Am J Physiol Regul Integr Comp Physiol. 2004 Nov;287(5):R1194-201. PMID: 15217792
- Itri J, Michel S, Waschek JA, Colwell CS. Circadian rhythm in inhibitory synaptic transmission in the mouse suprachiasmatic nucleus. J Neurophysiol. 2004 Jul;92(1):311-9. PMID: 14973316
- Colwell CS, Michel S, Itri J, Rodriguez W, Tam J, Lelievre V, Hu Z, Liu X, Waschek JA. Disrupted circadian rhythms in VIP- and PHI-deficient mice. Am J Physiol Regul Integr Comp Physiol. 2003 Nov;285(5):R939-49. PMID: 12855416
- Colwell CS, Michel S. Sleep and circadian rhythms: do sleep centers talk back to the clock? Nat Neurosci. 2003 Oct;6(10):1005-6.
- Michel S, Itri J, Colwell CS. Excitatory mechanisms in the suprachiasmatic nucleus: the role of AMPA/KA glutamate receptors. J Neurophysiol. 2002 Aug;88(2):817-28. PMID: 12163533
- Michel S, Colwell CS. Cellular communication and coupling within the suprachiasmatic nucleus. Chronobiol Int. 2001 Jul;18(4):579-600. PMID: 11587083
Yang In Kim
Visiting Professor, 2006-2007
Presently, Chair, Department of Physiology, Korea University College of Medicine, Seoul, Republic of Korea
yikim@korea.ac.kr
- Kim JS, Kim WB, Kim YB, Lee Y, Kim YS, Shen FY, Lee SW, Park D, Choi HJ, Hur J, Park JJ, Han HC, Colwell CS, Cho YW, Kim YI. Chronic hyperosmotic stress converts GABAergic inhibition into excitation in vasopressin and oxytocin neurons in the rat. J Neurosci. 2011 Sep 14;31(37):13312-22. PMID: 21917814
- Choi HJ, Lee CJ, Schroeder A, Kim YS, Jung SH, Kim JS, Kim do Y, Son EJ, Han HC, Hong SK, Colwell CS, Kim YI. Excitatory actions of GABA in the suprachiasmatic nucleus. J Neurosci. 2008 May 21;28(21):5450-9. PMID: 18495878
- Kim YI, Choi HJ, Colwell CS. Brain-derived neurotrophic factor regulation of N-methyl-D-aspartate receptor-mediated synaptic currents in suprachiasmatic nucleus neurons. J Neurosci Res. 2006 Nov 15;84(7):1512-20. PMID: 16983663
Postdoctoral Trainees
Takashi Kudo
Ph.D. Waseda University, Japan, 2007
Postdoctoral Fellow 2008-2015
Presently, Research Fellow, Okinawa Institute of Science and Technology Graduate University
- Kudo T, Block GD, Colwell CS. The Circadian Clock Gene Period1 Connects the Molecular Clock to Neural Activity in the Suprachiasmatic Nucleus. ASN Neuro 2015 Nov 9;7(6). pii: 1759091415610761. PMID: 26553726
- Nakamura TJ, Nakamura W, Tokuda IT, Ishikawa T, Kudo T, Colwell CS, Block GD. Age-Related Changes in the Circadian System Unmasked by Constant Conditions. eNeuro. 2015 Sep 22;2(4). pii: ENEURO.0064-15.2015. PMID: 26464996
- Li Q, Loh DH, Kudo T, Truong D, Derakhshesh M, Kaswan ZM, Ghiani CA, Tsoa R, Cheng Y, Sun YE, Colwell CS. Circadian rhythm disruption in a mouse model of Rett syndrome. Neurobiol Dis. 2015 May;77:155-64. PMID: 25779967
- Loh DH, Kudo T, Colwell CS. Short circuiting the circadian system with a new generation of precision tools. Neuron 2015 Mar 4;85(5):895-8. PMID: 25741718
- Kudo T, Loh DH, Tahara Y, Truong D, Hernández-Echeagaray E, Colwell CS. Circadian dysfunction in response to in vivo treatment with the mitochondrial toxin 3-nitropropionic acid. ASN Neuro. 2014 Jan 13;6(1):e00133. PMID: 24328694
- Kudo T, Tahara Y, Gamble KL, McMahon DG, Block GD, Colwell CS. Vasoactive intestinal peptide produces long-lasting changes in neural activity in the suprachiasmatic nucleus. J Neurophysiol. 2013 Sep;110(5):1097-106. PMID: 23741043
- Loh DH, Kudo T, Truong D, Wu Y, Colwell CS. The Q175 mouse model of Huntington's disease shows gene dosage- and age-related decline in circadian rhythms of activity and sleep. PLoS One. 2013 Jul 30;8(7):e69993. PMID: 23936129
- Willison LD, Kudo T, Loh DH, Kuljis D, Colwell CS. Circadian dysfunction may be a key component of the non-motor symptoms of Parkinson's disease: insights from a transgenic mouse model. Exp Neurol. 2013 May;243:57-66. PMID: 23353924
- Kuljis D, Schroeder AM, Kudo T, Loh DH, Willison DL, Colwell CS. Sleep and circadian dysfunction in neurodegenerative disorders: insights from a mouse model of Huntington's disease. Minerva Pneumol. 2012 Sep;51(3):93-106. PMID: 23687390
- Kudo T, Loh DH, Truong D, Wu Y, Colwell CS. Circadian dysfunction in a mouse model of Parkinson's disease. Exp Neurol. 2011 Nov;232(1):66-75. Epub 2011 Aug 16. PMID: 21864527
- Nakamura TJ, Nakamura W, Yamazaki S, Kudo T, Cutler T, Colwell CS, Block GD. Age-related decline in circadian output. J Neurosci. 2011 Jul 13;31(28):10201-5. PMID: 21752996
- Loh DH, Dragich JM, Kudo T, Schroeder AM, Nakamura TJ, Waschek JA, Block GD, Colwell CS. Effects of vasoactive intestinal peptide genotype on circadian gene expression in the suprachiasmatic nucleus and peripheral organs. J Biol Rhythms. 2011 Jun;26(3):200-9. PMID: 21628547
- Gamble KL, Kudo T, Colwell CS, McMahon DG. Gastrin-releasing peptide modulates fast delayed rectifier potassium current in Per1-expressing SCN neurons. J Biol Rhythms. 2011 Apr;26(2):99-106. PMID: 21454290
- Kudo T, Loh DH, Kuljis DK, Constance C, Colwell CS. Fast delayed rectifier potassium current: critical for input and output of the circadian system. J Neurosci 2011 Feb 23;31(8):2746-55. PMID: 21414897
- Kudo T, Schroeder A, Loh DH, Kuljis D, Jordan MC, Roos KP, Colwell CS. Dysfunctions in circadian behavior and physiology in mouse models of Huntington's disease. Exp Neurol.2011 Mar;228(1):80-90. Epub 2010 Dec 22. PMID: 21184755.
- Dragich JM, Loh DH, Wang LM, Vosko AM, Kudo T, Nakamura TJ, Odom IH, Tateyama S, Hagopian A, Waschek JA, Colwell CS. The role of the neuropeptides PACAP and VIP in the photic regulation of gene expression in the suprachiasmatic nucleus. Eur J Neurosci. 2010 Mar;31(5):864-75. Epub 2010 Feb 17. PMID: 20180841.
- Nakamura TJ, Sellix MT, Kudo T, Nakao N, Yoshimura T, Ebihara S, Colwell CS, Block GD. Influence of the estrous cycle on clock gene expression in reproductive tissues: effects of fluctuating ovarian steroid hormone levels. Steroids 2010 Mar;75(3):203-12. Epub 2010 Jan 22. PMID: 20096720.
- Wang LM, Dragich JM, Kudo T, Odom IH, Welsh DK, O'Dell TJ, Colwell CS. Expression of the circadian clock gene Period2 in the hippocampus: possible implications for synaptic plasticity and learned behaviour. ASN Neuro. 2009 Jun 10;1(3). PMID: 19570032.
Daniel Fulton
Ph.D. University of Sussex, UK, 2004
Postdoctoral Fellow, 2008-2010
Presently, Birmingham Fellow, University of Birmingham
djfulton@ucla.edu
- Fulton D, Paez P, Spreur V, Handley V, Colwell CS, Campagnoni A, Fisher R. Developmental activation of the proteolipid protein promoter transgene in neuronal and oligodendroglial cells of neostriatum in mice. Dev Neurosci. 2011;33(2):170-84. Epub 2011 Sep 1. PMID: 21912090
- Fulton D, Paez PM, Fisher R, Handley V, Colwell CS, Campagnoni AT.Regulation of L-type Ca++ currents and process morphology in white matter oligodendrocyte precursor cells by golli-myelin proteins. Glia 2010 Aug 15;58(11):1292-303. PMID: 20607717.
- Paez PM, Fulton DJ, Spreuer V, Handley V, Campagnoni CW, Macklin WB, Colwell C, Campagnoni AT. Golli myelin basic proteins regulate oligodendroglial progenitor cell migration through voltage-gated Ca2+ influx. J Neurosci. 2009 May 20;29(20):6663-76. PMID: 19458236.
- Paez PM, Fulton D, Colwell CS, Campagnoni AT. Voltage-operated Ca(2+) and Na(+) channels in the oligodendrocyte lineage. J Neurosci Res. 2008 Nov 19. [Epub ahead of print] PMID: 19021296.
Takahiro Nakamura
Ph.D. Nagoya University, Japan, 2005
Postdoctoral Fellow 2008-2010
Presently, Asst. Prof. Pharmacology, Teikyo Heisei University, Chiba, Japan
t.nakamura@thu.ac.jp
- Nakamura TJ, Nakamura W, Tokuda IT, Ishikawa T, Kudo T, Colwell CS, Block GD. Age-Related Changes in the Circadian System Unmasked by Constant Conditions. eNeuro. 2015 Sep 22;2(4). pii: ENEURO.0064-15.2015. PMID: 26464996
- Nakamura TJ, Nakamura W, Yamazaki S, Kudo T, Cutler T, Colwell CS, Block GD. Age-related decline in circadian output. J Neurosci. 2011 Jul 13;31(28):10201-5. PMID: 21752996
- Loh DH, Dragich JM, Kudo T, Schroeder AM, Nakamura TJ, Waschek JA, Block GD, Colwell CS. Effects of vasoactive intestinal peptide genotype on circadian gene expression in the suprachiasmatic nucleus and peripheral organs. J Biol Rhythms. 2011 Jun;26(3):200-9. PMID: 21628547
- Dragich JM, Loh DH, Wang LM, Vosko AM, Kudo T, Nakamura TJ, Odom IH, Tateyama S, Hagopian A, Waschek JA, Colwell CS. The role of the neuropeptides PACAP and VIP in the photic regulation of gene expression in the suprachiasmatic nucleus. Eur J Neurosci. 2010 Mar;31(5):864-75. Epub 2010 Feb 17. PMID: 20180841.
- Nakamura TJ, Sellix MT, Kudo T, Nakao N, Yoshimura T, Ebihara S, Colwell CS, Block GD. Influence of the estrous cycle on clock gene expression in reproductive tissues: effects of fluctuating ovarian steroid hormone levels. Steroids 2010 Mar;75(3):203-12. Epub 2010 Jan 22. PMID: 20096720.
Joanna Dragich
Ph.D., UCLA, 2006
Postdoctoral fellow, 2007-2008
Presently postdoctoral fellow at Columbia University, NY
jdragich@gmail.com
- Loh DH, Dragich JM, Kudo T, Schroeder AM, Nakamura TJ, Waschek JA, Block GD, Colwell CS. Effects of vasoactive intestinal peptide genotype on circadian gene expression in the suprachiasmatic nucleus and peripheral organs. J Biol Rhythms. 2011 Jun;26(3):200-9. PMID: 21628547
- Dragich JM, Loh DH, Wang LM, Vosko AM, Kudo T, Nakamura TJ, Odom IH, Tateyama S, Hagopian A, Waschek JA, Colwell CS. The role of the neuropeptides PACAP and VIP in the photic regulation of gene expression in the suprachiasmatic nucleus. Eur J Neurosci. 2010 Mar;31(5):864-75. Epub 2010 Feb 17. PMID: 20180841.
- Itri JN, Vosko AM, Schroeder A, Dragich JM, Michel S, Colwell CS. Circadian regulation of a-type potassium currents in the suprachiasmatic nucleus. J Neurophysiol. 2010 Feb;103(2):632-40. Epub 2009 Nov 25. PMID: 19939959.
- Wang LM, Dragich JM, Kudo T, Odom IH, Welsh DK, O'Dell TJ, Colwell CS. Expression of the circadian clock gene Period2 in the hippocampus: possible implications for synaptic plasticity and learned behaviour. ASN Neuro. 2009 Jun 10;1(3). PMID: 19570032.
- Chaudhury D, Loh DH, Dragich JM, Hagopian A, Colwell CS. Select cognitive deficits in Vasoactive Intestinal Peptide deficient mice. BMC Neurosci. 2008 Jul 10;9(1):63. PMID: 18616823.
Dipesh Chaudhury
Ph.D., Open University, UK, 2000
Postdoctoral fellow, 2000-2003
Presently Associate Scientist Pharmacology and Systems Therapeutics, Mount Sinai School of Medicine, NY
dipesh.chaudhury@mssm.edu
- Chaudhury D, Loh DH, Dragich JM, Hagopian A, Colwell CS. Select cognitive deficits in Vasoactive Intestinal Peptide deficient mice. BMC Neurosci. 2008 Jul 10;9(1):63. PMID: 18616823.
- Wang LM, Suthana NA, Chaudhury D, Weaver DR, Colwell CS. Melatonin inhibits hippocampal long-term potentiation. Eur J Neurosci. 2005 Nov;22(9):2231-7. PMID: 16262661
- Chaudhury D, Wang LM, Colwell CS. Circadian regulation of hippocampal long-term potentiation. J Biol Rhythms. 2005 Jun;20(3):225-36. PMID: 15851529
- Chaudhury D, Colwell CS. Circadian modulation of learning and memory in fear-conditioned mice. Behav Brain Res. 2002 Jun 15;133(1):95-108. PMID: 12048177
Predoctoral Students
Dika Kuljis
B.A. in Neuroscience, Smith College, 2007
Predoctoral student, Neurobiology 2010-2015
Presently, Postdoctoral Researcher at Carnegie Mellon University.
- Vosko A, van Diepen HC, Kuljis D, Chiu AM, Heyer D, Terra H, Carpenter E, Michel S, Meijer JH, Colwell CS. Role of vasoactive intestinal peptide in the light input to the circadian system. Eur J Neurosci. 2015 Jul;42(2):1839-48. PMID: 25885685
- Loh DH, Kuljis DA, Azuma L, Wu Y, Truong D, Wang HB, Colwell CS. Disrupted reproduction, estrous cycle, and circadian rhythms in female mice deficient in vasoactive intestinal peptide. J Biol Rhythms. 2014 Oct;29(5):355-69. PMID: 25741718
- Willison LD, Kudo T, Loh DH, Kuljis D, Colwell CS. Circadian dysfunction may be a key component of the non-motor symptoms of Parkinson's disease: insights from a transgenic mouse model. Exp Neurol. 2013 May;243:57-66. PMID: 23353924
- Kuljis DA, Loh DH, Truong D, Vosko AM, Ong ML, McClusky R, Arnold AP, Colwell CS. Gonadal- and sex-chromosome-dependent sex differences in the circadian system. Endocrinology. 2013 Apr;154(4):1501-12. PMID: 23439698
- Kuljis D, Schroeder AM, Kudo T, Loh DH, Willison DL, Colwell CS. Sleep and circadian dysfunction in neurodegenerative disorders: insights from a mouse model of Huntington's disease. Minerva Pneumol. 2012 Sep;51(3):93-106. PMID: 23687390
- Kudo T, Schroeder A, Loh DH, Kuljis D, Jordan MC, Roos KP, Colwell CS. Dysfunctions in circadian behavior and physiology in mouse models of Huntington's disease. Exp Neurol.2011 Mar;228(1):80-90. Epub 2010 Dec 22. PMID: 21184755.
- Kudo T, Loh DH, Kuljis DK, Constance C, Colwell CS. Fast delayed rectifier potassium current: critical for input and output of the circadian system. J Neurosci 2011 Feb 23;31(8):2746-55. PMID: 21414897
Jingyi Qian
B.S. Fudan University, 2010
Predoctoral student, MCIP IDP 2010-2015.
Presently, Postdoctoral Fellow at Harvard Medical School - Brigham and Women's Hospital.
- Qian J, Yeh B, Rakshit K, Colwell CS, Matveyenko AV. Circadian Disruption and Diet-Induced Obesity Synergize to Promote Development of ß-Cell Failure and Diabetes in Male Rats. Endocrinology. 2015 Dec;156(12):4426-36. PMID: 26348474
- Rakshit K, Qian J, Colwell CS, Matveyenko AV. The islet circadian clock: entrainment mechanisms, function and role in glucose homeostasis. Diabetes Obes Metab. 2015 Sep;17 Suppl 1:115-22. PMID: 26332976
- Qian J, Block GD, Colwell CS, Matveyenko AV. Consequences of exposure to light at night on the pancreatic islet circadian clock and function in rats. Diabetes. 2013 Oct;62(10):3469-78. PMID: 23775768
- Gale JE, Cox HI, Qian J, Block GD, Colwell CS, Matveyenko AV. Disruption of circadian rhythms accelerates development of diabetes through pancreatic beta-cell loss and dysfunction. J Biol Rhythms. 2011 Oct;26(5):423-33. PMID: 21921296
Analyne Schroeder
B.S. Beloit College, 2002
M.S. Brandeis University, 2005
Pre-doctoral student MCIP IDP 2006-2012
Presently, Postdoctoral Fellow at Sanford Burnham Prebys Medical Discovery Institute.
- Schroeder AM, Colwell CS. How to fix a broken clock. Trends Pharmacol Sci. 2013 Nov;34(11):605-19. PMID: 24120229
- Schroeder AM, Truong D, Loh DH, Jordan MC, Roos KP, Colwell CS. Voluntary scheduled exercise alters diurnal rhythms of behaviour, physiology and gene expression in wild-type and vasoactive intestinal peptide-deficient mice. J Physiol. 2012 Dec 1;590(Pt 23):6213-26. PMID: 22988135
- Kuljis D, Schroeder AM, Kudo T, Loh DH, Willison DL, Colwell CS. Sleep and circadian dysfunction in neurodegenerative disorders: insights from a mouse model of Huntington's disease. Minerva Pneumol. 2012 Sep;51(3):93-106. PMID: 23687390
- Schroeder AM, Loh DH, Jordan MC, Roos KP, Colwell CS. Baroreceptor reflex dysfunction in the BACHD mouse model of Huntington's disease. PLoS Curr. 2011 Nov 4;3:RRN1266. PMID: 22069044.
- Schroeder AM, Loh DH, Jordan MC, Roos KP, Colwell CS. Baroreceptor reflex dysfunction in the BACHD mouse model of Huntington's disease. PLoS Curr. 2011 Nov 4;3:RRN1266. PMID: 22069044.
- Loh DH, Dragich JM, Kudo T, Schroeder AM, Nakamura TJ, Waschek JA, Block GD, Colwell CS. Effects of vasoactive intestinal peptide genotype on circadian gene expression in the suprachiasmatic nucleus and peripheral organs. J Biol Rhythms. 2011 Jun;26(3):200-9. PMID: 21628547
- Kudo T, Schroeder A, Loh DH, Kuljis D, Jordan MC, Roos KP, Colwell CS. Dysfunctions in circadian behavior and physiology in mouse models of Huntington's disease. Exp Neurol.2011 Mar;228(1):80-90. Epub 2010 Dec 22. PMID: 21184755.
- Schroeder A, Loh DH, Jordan MC, Roos KP, Colwell CS. Circadian Regulation of Cardiovascular Function: a role for vasoactive intestinal peptide. Am J Physiol Heart Circ Physiol. 2011 Jan;300(1):H241-50. Epub 2010 Oct 15. PMID: 20952671.
- Itri JN, Vosko AM, Schroeder A, Dragich JM, Michel S, Colwell CS. Circadian regulation of a-type potassium currents in the suprachiasmatic nucleus. J Neurophysiol. 2010 Feb;103(2):632-40. Epub 2009 Nov 25. PMID: 19939959.
- Choi HJ, Lee CJ, Schroeder A, Kim YS, Jung SH, Kim JS, Kim do Y, Son EJ, Han HC, Hong SK, Colwell CS, Kim YI. Excitatory actions of GABA in the suprachiasmatic nucleus. J Neurosci. 2008 May 21;28(21):5450-9. PMID: 18495878
- Wang LM, Schroeder A, Loh D, Smith D, Lin K, Han JH, Michel S, Hummer DL, Ehlen JC, Albers HE, Colwell CS. Role for the NR2B subunit of the N-methyl-D-aspartate receptor in mediating light input to the circadian system. Eur J Neurosci. 2008 Apr;27(7):1771-9. PMID: 18380671
- Vosko AM, Schroeder A, Loh DH, Colwell CS. Vasoactive intestinal peptide and the mammalian circadian system. Gen Comp Endocrinol. 2007 Jun-Jul;152(2-3):165-75. PMID: 17572414
Andy Vosko
B.S. University of Michigan, 2004
Predoctoral student, Neuroscience IDP 2007-2012
Presently, Assistant Professor at Rocky Vista University.
- Vosko A, van Diepen HC, Kuljis D, Chiu AM, Heyer D, Terra H, Carpenter E, Michel S, Meijer JH, Colwell CS. Role of vasoactive intestinal peptide in the light input to the circadian system. Eur J Neurosci. 2015 Jul;42(2):1839-48. PMID: 25885685
- Kuljis DA, Loh DH, Truong D, Vosko AM, Ong ML, McClusky R, Arnold AP, Colwell CS. Gonadal- and sex-chromosome-dependent sex differences in the circadian system. Endocrinology. 2013 Apr;154(4):1501-12. PMID: 23439698
- Vosko A, Colwell CS, Avidan, A. Jet Lag Syndrome: Pathophysiology, Clinical Features and Management Strategies. Nature and Science of Sleep. 2010 Dove Medical Press: 2: 1-12.
- Dragich JM, Loh DH, Wang LM, Vosko AM, Kudo T, Nakamura TJ, Odom IH, Tateyama S, Hagopian A, Waschek JA, Colwell CS. The role of the neuropeptides PACAP and VIP in the photic regulation of gene expression in the suprachiasmatic nucleus. Eur J Neurosci. 2010 Mar;31(5):864-75. Epub 2010 Feb 17. PMID: 20180841.
- Itri JN, Vosko AM, Schroeder A, Dragich JM, Michel S, Colwell CS. Circadian regulation of a-type potassium currents in the suprachiasmatic nucleus. J Neurophysiol. 2010 Feb;103(2):632-40. Epub 2009 Nov 25. PMID: 19939959.
- Vosko AM, Schroeder A, Loh DH, Colwell CS. Vasoactive intestinal peptide and the mammalian circadian system. Gen Comp Endocrinol. 2007 Jun-Jul;152(2-3):165-75. PMID: 17572414
Yu Tahara
Predoctoral student, Waseda University
Presently, Assistant Professor at Waseda University.
- Kudo T, Loh DH, Tahara Y, Truong D, Hernández-Echeagaray E, Colwell CS. Circadian dysfunction in response to in vivo treatment with the mitochondrial toxin 3-nitropropionic acid. ASN Neuro. 2014 Jan 13;6(1):e00133. PMID: 24328694
- Kudo T, Tahara Y, Gamble KL, McMahon DG, Block GD, Colwell CS. Vasoactive intestinal peptide produces long-lasting changes in neural activity in the suprachiasmatic nucleus. J Neurophysiol. 2013 Sep;110(5):1097-106. PMID: 23741043
Louisa Wang
B.S. Tulane University, 2001
Predoctoral student in Neuroscience IDP, 2003-2008
Presently CEO, Niche Importing Group, LLC in New York.
Ph.D. Thesis: “Circadian Regulation of Hippocampal Physiology and Behavior.”
- Loh DH, Navarro J, Hagopian A, Wang LM, Deboer T, Colwell CS. Rapid changes in the light/dark cycle disrupt memory of conditioned fear in mice. PLoS One 2010 Sep 2;5(9). pii: e12546. PMID: 20824058.
- Dragich JM, Loh DH, Wang LM, Vosko AM, Kudo T, Nakamura TJ, Odom IH, Tateyama S, Hagopian A, Waschek JA, Colwell CS. The role of the neuropeptides PACAP and VIP in the photic regulation of gene expression in the suprachiasmatic nucleus. Eur J Neurosci. 2010 Mar;31(5):864-75. Epub 2010 Feb 17. PMID: 20180841.
- Wang LM, Dragich JM, Kudo T, Odom IH, Welsh DK, O'Dell TJ, Colwell CS. Expression of the circadian clock gene Period2 in the hippocampus: possible implications for synaptic plasticity and learned behaviour. ASN Neuro. 2009 Jun 10;1(3). PMID: 19570032.
- Wang LM, Schroeder A, Loh D, Smith D, Lin K, Han JH, Michel S, Hummer DL, Ehlen JC, Albers HE, Colwell CS. Role for the NR2B subunit of the N-methyl-D-aspartate receptor in mediating light input to the circadian system. Eur J Neurosci. 2008 Apr;27(7):1771-9. PMID: 18380671
- Wang LM, Suthana NA, Chaudhury D, Weaver DR, Colwell CS. Melatonin inhibits hippocampal long-term potentiation. Eur J Neurosci. 2005 Nov;22(9):2231-7. PMID: 16262661
- Chaudhury D, Wang LM, Colwell CS. Circadian regulation of hippocampal long-term potentiation. J Biol Rhythms. 2005 Jun;20(3):225-36. PMID: 15851529
Jason Itri
B.S. UCLA, 1999
Predoctoral student, 2002-2004
Presently Residence in Radiology, University of Pennsylvania
Ph.D Thesis on “Circadian Regulation of Synaptic and Intrinsic Membrane Currents in Pacemaker Neurons of the Mouse Suprachiasmatic Nucleus”
- Itri JN, Vosko AM, Schroeder A, Dragich JM, Michel S, Colwell CS. Circadian regulation of a-type potassium currents in the suprachiasmatic nucleus. J Neurophysiol. 2010 Feb;103(2):632-40. Epub 2009 Nov 25. PMID: 19939959.
- Michel S, Itri J, Han JH, Gniotczynski K, Colwell CS. Regulation of glutamatergic signalling by PACAP in the mammalian suprachiasmatic nucleus. BMC Neurosci. 2006 Feb 16;7:15. PMID: 16483357
- Itri JN, Michel S, Vansteensel MJ, Meijer JH, Colwell CS. Fast delayed rectifier potassium current is required for circadian neural activity. Nat Neurosci. 2005 May;8(5):650-6. PMID: 15852012
- Itri J, Michel S, Waschek JA, Colwell CS. Circadian rhythm in inhibitory synaptic transmission in the mouse suprachiasmatic nucleus. J Neurophysiol. 2004 Jul;92(1):311-9. PMID: 14973316
- Colwell CS, Michel S, Itri J, Rodriguez W, Tam J, Lelievre V, Hu Z, Waschek JA. Selective deficits in the circadian light response in mice lacking PACAP. Am J Physiol Regul Integr Comp Physiol. 2004 Nov;287(5):R1194-201. PMID: 15217792
- Itri J, Colwell CS. Regulation of inhibitory synaptic transmission by vasoactive intestinal peptide (VIP) in the mouse suprachiasmatic nucleus. J Neurophysiol. 2003 Sep;90(3):1589-97. PMID: 12966176
- Colwell CS, Michel S, Itri J, Rodriguez W, Tam J, Lelievre V, Hu Z, Liu X, Waschek JA. Disrupted circadian rhythms in VIP- and PHI-deficient mice. Am J Physiol Regul Integr Comp Physiol. 2003 Nov;285(5):R939-49. PMID: 12855416
- Michel S, Itri J, Colwell CS. Excitatory mechanisms in the suprachiasmatic nucleus: the role of AMPA/KA glutamate receptors. J Neurophysiol. 2002 Aug;88(2):817-28. PMID: 12163533
Postgraduate Researchers
Yingfei Wu
B.S. University of California - Los Angeles, 2011
Presently at Medical College of Wisconsin.
- Loh DH, Kuljis DA, Azuma L, Wu Y, Truong D, Wang HB, Colwell CS. Disrupted reproduction, estrous cycle, and circadian rhythms in female mice deficient in vasoactive intestinal peptide. J Biol Rhythms. 2014 Oct;29(5):355-69. PMID: 25741718
- Loh DH, Kudo T, Truong D, Wu Y, Colwell CS. The Q175 mouse model of Huntington's disease shows gene dosage- and age-related decline in circadian rhythms of activity and sleep. PLoS One. 2013 Jul 30;8(7):e69993. PMID: 23936129
- Kudo T, Loh DH, Truong D, Wu Y, Colwell CS. Circadian dysfunction in a mouse model of Parkinson's disease. Exp Neurol. 2011 Nov;232(1):66-75. Epub 2011 Aug 16. PMID: 21864527
Danny Truong
B.S. University of California - Los Angeles, 2010
M.Sc. student, MCIP 2013-2014. Presently at Touro University California
- Li Q, Loh DH, Kudo T, Truong D, Derakhshesh M, Kaswan ZM, Ghiani CA, Tsoa R, Cheng Y, Sun YE, Colwell CS. Circadian rhythm disruption in a mouse model of Rett syndrome. Neurobiol Dis. 2015 May;77:155-64. PMID: 25779967
- Loh DH, Kuljis DA, Azuma L, Wu Y, Truong D, Wang HB, Colwell CS. Disrupted reproduction, estrous cycle, and circadian rhythms in female mice deficient in vasoactive intestinal peptide. J Biol Rhythms. 2014 Oct;29(5):355-69. PMID: 25741718
- Kudo T, Loh DH, Tahara Y, Truong D, Hernández-Echeagaray E, Colwell CS. Circadian dysfunction in response to in vivo treatment with the mitochondrial toxin 3-nitropropionic acid. ASN Neuro. 2014 Jan 13;6(1):e00133. PMID: 24328694
- Loh DH, Kudo T, Truong D, Wu Y, Colwell CS. The Q175 mouse model of Huntington's disease shows gene dosage- and age-related decline in circadian rhythms of activity and sleep. PLoS One. 2013 Jul 30;8(7):e69993. PMID: 23936129
- Kuljis DA, Loh DH, Truong D, Vosko AM, Ong ML, McClusky R, Arnold AP, Colwell CS. Gonadal- and sex-chromosome-dependent sex differences in the circadian system. Endocrinology. 2013 Apr;154(4):1501-12. PMID: 23439698
- Schroeder AM, Truong D, Loh DH, Jordan MC, Roos KP, Colwell CS. Voluntary scheduled exercise alters diurnal rhythms of behaviour, physiology and gene expression in wild-type and vasoactive intestinal peptide-deficient mice. J Physiol. 2012 Dec 1;590(Pt 23):6213-26. PMID: 22988135
- Kudo T, Loh DH, Truong D, Wu Y, Colwell CS. Circadian dysfunction in a mouse model of Parkinson's disease. Exp Neurol. 2011 Nov;232(1):66-75. Epub 2011 Aug 16. PMID: 21864527
Andrew Chiu
B.S. University of California - Los Angeles, 2010.
Presently at Northwestern University.
- Vosko A, van Diepen HC, Kuljis D, Chiu AM, Heyer D, Terra H, Carpenter E, Michel S, Meijer JH, Colwell CS. Role of vasoactive intestinal peptide in the light input to the circadian system. Eur J Neurosci. 2015 Jul;42(2):1839-48. PMID: 25885685
Kenny Lin
B.S. UCLA 2008
Presently Psychiatry Fellow at Harvard Medical School - Massachusetts General Hospital.
- Wang LM, Schroeder A, Loh D, Smith D, Lin K, Han JH, Michel S, Hummer DL, Ehlen JC, Albers HE, Colwell CS. Role for the NR2B subunit of the N-methyl-D-aspartate receptor in mediating light input to the circadian system. Eur J Neurosci. 2008 Apr;27(7):1771-9. PMID: 18380671
Irene Odom
B.S. UCLA 2008
Presently at Rady Children's Hospital - San Diego.
- Dragich JM, Loh DH, Wang LM, Vosko AM, Kudo T, Nakamura TJ, Odom IH, Tateyama S, Hagopian A, Waschek JA, Colwell CS. The role of the neuropeptides PACAP and VIP in the photic regulation of gene expression in the suprachiasmatic nucleus. Eur J Neurosci. 2010 Mar;31(5):864-75. Epub 2010 Feb 17. PMID: 20180841.
- Wang LM, Dragich JM, Kudo T, Odom IH, Welsh DK, O'Dell TJ, Colwell CS. Expression of the circadian clock gene Period2 in the hippocampus: possible implications for synaptic plasticity and learned behaviour. ASN Neuro. 2009 Jun 10;1(3). PMID: 19570032.
Kathryn Gniotczynski
- Michel S, Itri J, Han JH, Gniotczynski K, Colwell CS. Regulation of glutamatergic signalling by PACAP in the mammalian suprachiasmatic nucleus. BMC Neurosci. 2006 Feb 16;7:15. PMID: 16483357
Hee-Joo Choi
Visiting Researcher.
- Choi HJ, Lee CJ, Schroeder A, Kim YS, Jung SH, Kim JS, Kim do Y, Son EJ, Han HC, Hong SK, Colwell CS, Kim YI. Excitatory actions of GABA in the suprachiasmatic nucleus. J Neurosci. 2008 May 21;28(21):5450-9. PMID: 18495878
- Kim YI, Choi HJ, Colwell CS. Brain-derived neurotrophic factor regulation of N-methyl-D-aspartate receptor-mediated synaptic currents in suprachiasmatic nucleus neurons. J Neurosci Res. 2006 Nov 15;84(7):1512-20. PMID: 16983663
Previous Clock-Watchers
Sophia Giang
Undergraduate student at UCLA (2009-2011). She assisted Dr. Loh with measurement of behavioral sleep in models of neurodegeneration, and Mr. Vosko with measurements of photic induction of cFOS in the SCN by immunohistochemistry.
Anderson Nguyen
Undergraduate student at UCLA (2010-2011). He assisted Dr. Loh with measurement of behavioral sleep, and Dr. Kudo with immunohistochemical measurements of GFAP in the SCN of circadian mutants.
Margaret Ong
Undergraduate student at UCLA (2010-2011). She assisted Dr. Loh with analysis of sex differences in circadian behavior, and learnt immunohistochemical techniques from Mr. Vosko. Margaret's honors project addressed the influence of genetic sex and gonadal hormones on the expression of Androgen Receptor in the SCN using the Four Core Genotype model developed by Dr. Art Arnold.
Lauren Azuma
Undergraduate student at UCLA (2010-2011). She assisted Dr. Loh with studies on female reproduction and analysis of sex differences in circadian behavior.
Victor Banh
Undergraduate student 2007-2009. Victor assisted Dr. Loh on the effects of jetlag on sleep and memory.
Ishya Chamkasem
Undergraduate student.
Naomi Elliott
Undergraduate student 2008. Naomi assisted with lab maintenance.
Navid Foruzan
Undergraduate student 2008-2009. Navid learnt various techniques for studying behavior.
Arkady Hagopian
Undergraduate student. Arkady assisted with studies on the effects of circadian disruption on learning and memory.
James Han
Undergraduate student.
Jamileh Hanna
Undergraduate student 2007-2009. Jamileh assisted Dr. Kudo, using immunohistochemical techniques to study clock gene expression.
Justine Lopez
Undergraduate student 2008-2009. Justine served as an administrative assistant for the group.
Juliana J. Navarro
Undergraduate student. Juliana assisted with studies on the effects of circadian disruption on learning and memory.
Jacqueline Nguyen
Undergraduate student 2007-2009. Jacqueline assisted Dr. Loh with studies concerning non-photic cues in VIP-deficient mice.
Julien Nguyen
Undergraduate student 2007-2010. Julien assisted Dr. Loh in measuring gene expression in the SCN and peripheral organs using RT-PCR.
Jackie Ragnarsson
Undergraduate student 2008-2009. Jackie learnt electrophysioloy techniques and contributed to studies on the role of the fDR current in modulating rhythms.
Mobeen Rahman
Undergraduate student.
Geri Rodriguez
Undergraduate student 2006-2009. Geri worked on a project investigating excitotoxicity and circadian dysfunction in collaboration with Dr. Hernández in Mexico City.
Jenna Sandlin
Undergraduate student at Santa Monica College (2010-2011). She assisted Dr. Loh with measurement of behavioral sleep.
Nanthia Suthana
Undergraduate student.
Yat Tang
Undergraduate student.
Sei Tateyama
Undergraduate student 2007-2010. Sei assisted Dr.s Dragich and Loh as an undergraduate student in measuring gene expression in the SCN using ISH.
John Thompson
Undergraduate student. John assisted Dr. Kudo with behavioral analysis and immunohistochemical analysis of models of neurodegeneration.
Leo Varzi
Undergraduate student.
Lindsay Yuh
Undergraduate student.
Reeve Zemel
Undergraduate student 2008-2009. Reeve learnt various techniques for studying behavior.
Weihang Zhao
High school student 2008-2010. Weihang assisted with lab maintenance.