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Neurophysiological Research Faculty/Staff

Chella Kamarajan

Chella Kamarajan

Henri Begleiter Neurodynamics Laboratory

Assistant Professor of Psychiatry

EDUCATION:

2002 - 2004 — Postdoctoral Research Fellow, Henri Begleiter Neurodynamics Lab, SUNY Downstate Medical Center, NY

2001 - 2002 — Postdoctoral Clinical Fellow, National Institute of Mental Health and Neurosciences, Bangalore, India

2001 — Ph.D. (Clinical Psychology), National Institute of Mental Health and Neurosciences, Bangalore, India

1996 — M.Phil. (Medical and Social Psychology), Central Institute of Psychiatry, Ranchi, India

1993 — M.A. (Psychology), Annamalai University, Tamil Nadu, India

 

 

Selected Publications (pdf files are available in the Publications list):

Kamarajan C, Porjesz B (2012). Brain waves in Impulsivity Spectrum Disorders. In: Psychology of Impulsivity, Cyders MA (ed), pp 20-93. Nova Science Publishers, Hauppauge, NY.

Pandey AK, Kamarajan C, Tang Y, Chorlian DB, Roopesh BN, Manz N, Stimus A, Rangaswamy M, Porjesz B (2012). Neurocognitive deficits in male alcoholics: An ERP/sLORETA analysis of the N2 component in an equal probability Go/NoGo task. Biol Psychol, 89(1):170-82. PMID: 22024409.

Kamarajan C, Rangaswamy M, Manz N, Chorlian DB, Pandey AK, Roopesh BN, Porjesz B (2012, in press). Topography, power, and current source density of theta oscillations during reward processing as markers for alcohol dependence. Hum Brain Mapp, [Epub ahead of print]. PMID: 21520344.

Pandey AK, Kamarajan C, Rangaswamy M, Porjesz B (2012, in press). Event-related osciallations in alcoholism research: A review. J Addict Res Ther, S7.

Kamarajan C, Rangaswamy M, Tang Y, Chorlian DB, Pandey AK, Roopesh BN, Manz N, Saunders R, Stimus AT, Porjesz B (2010). Dysfunctional reward processing in male alcoholics: an ERP study during a gambling task. J Psychiatr Res, 44(9):576-90. PMID: 20035952.

Roopesh BN, Rangaswamy M, Kamarajan C, Chorlian DB, Pandey AK, Porjesz B (2010). Reduced resource optimization in male alcoholics: N400 in a lexical decision paradigm. Alcohol Clin Exp Res, 34(11):1905-14. PMID: 20659074.

Kamarajan C, Porjesz B, Rangaswamy M, Tang Y, Chorlian DB, Padmanabhapillai A, Saunders R, Pandey AK, Roopesh BN, Manz N, Stimus AT, Begleiter H (2009). Brain signatures of monetary loss and gain: outcome-related potentials in a single outcome gambling task. Behav Brain Res, 197(1):62-76. PMID: 18775749.

Roopesh BN, Rangaswamy M, Kamarajan C, Chorlian DB, Stimus A, Bauer LO, Rohrbaugh J, O'Connor SJ, Kuperman S, Schuckit M, Porjesz B (2009). Priming deficiency in male subjects at risk for alcoholism: the N4 during a lexical decision task. Alcohol Clin Exp Res, 33(12):2027-36. PMID: 19764939.

Kamarajan C, Rangaswamy M, Chorlian DB, Manz N, Tang Y, Pandey AK, Roopesh BN, Stimus AT, Porjesz B (2008). Theta oscillations during the processing of monetary loss and gain: a perspective on gender and impulsivity. Brain Res, 1235:45-62. PMID: 18616934.

Chen AC, Porjesz B, Rangaswamy M, Kamarajan C, Tang Y, Jones KA, Chorlian DB, Stimus AT, Begleiter H (2007). Reduced frontal lobe activity in subjects with high impulsivity and alcoholism. Alcohol Clin Exp Res, 31(1):156-65. PMID: 17207114.

Rangaswamy M, Jones KA, Porjesz B, Chorlian DB, Padmanabhapillai A, Kamarajan C, Kuperman S, Rohrbaugh J, O'Connor SJ, Bauer LO, Schuckit MA, Begleiter H (2007). Delta and theta oscillations as risk markers in adolescent offspring of alcoholics. Int J Psychophysiol, 63(1):3-15. PMID: 17129626.

Kamarajan C, Porjesz B, Jones K, Chorlian D, Padmanabhapillai A, Rangaswamy M, Stimus A, Begleiter H (2006). Event-related oscillations in offspring of alcoholics: neurocognitive disinhibition as a risk for alcoholism. Biol Psychiatry, 59(7):625-34. PMID: 16213472.

Jones KA, Porjesz B, Chorlian D, Rangaswamy M, Kamarajan C, Padmanabhapillai A, Stimus A, Begleiter H (2006). S-transform time-frequency analysis of P300 reveals deficits in individuals diagnosed with alcoholism. Clin Neurophysiol, 117(10):2128-43. PMID: 16926113.

Padmanabhapillai A, Porjesz B, Ranganathan M, Jones KA, Chorlian DB, Tang Y, Kamarajan C, Rangaswamy M, Stimus A, Begleiter H (2006). Suppression of early evoked gamma band response in male alcoholics during a visual oddball task. Int J Psychophysiol, 60(1):15-26. PMID: 16019097.

Padmanabhapillai A, Tang Y, Ranganathan M, Rangaswamy M, Jones KA, Chorlian DB, Kamarajan C, Stimus A, Kuperman S, Rohrbaugh J, O'Connor SJ, Bauer LO, Schuckit MA, Begleiter H, Porjesz B (2006). Evoked gamma band response in male adolescent subjects at high risk for alcoholism during a visual oddball task. Int J Psychophysiol, 62(2):262-71. PMID: 16887227.

Kamarajan C, Porjesz B, Jones KA, Choi K, Chorlian DB, Padmanabhapillai A, Rangaswamy M, Stimus AT, Begleiter H (2005). Alcoholism is a disinhibitory disorder: neurophysiological evidence from a Go/No-Go task. Biol Psychol, 69(3):353-73. PMID: 15925035.

Kamarajan C, Porjesz B, Jones KA, Chorlian DB, Padmanabhapillai A, Rangaswamy M, Stimus AT, Begleiter H (2005). Spatial-anatomical mapping of NoGo-P3 in the offspring of alcoholics: evidence of cognitive and neural disinhibition as a risk for alcoholism. Clin Neurophysiol, 116(5):1049-61. PMID: 15826845.

Porjesz B, Rangaswamy M, Kamarajan C, Jones KA, Padmanabhapillai A, Begleiter H (2005). The utility of neurophysiological markers in the study of alcoholism. Clin Neurophysiol, 116(5):993-1018. PMID: 15826840.

Kamarajan C, Porjesz B, Jones KA, Choi K, Chorlian DB, Padmanabhapillai A, Rangaswamy M, Stimus AT, Begleiter H (2004). The role of brain oscillations as functional correlates of cognitive systems: a study of frontal inhibitory control in alcoholism. Int J Psychophysiol, 51(2):155-180.

 

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