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Neurophysiological Research Faculty/Staff

Chella Kamarajan

Henri Begleiter Neurodynamics Laboratory

Clinical Assistant Professor
Research Scientist (Clinical Psychology)

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, Rangaswamy M, Manz N, Chorlian DB, Pandey AK, Roopesh BN, Porjesz B (2011): Topography, power, and current source density of theta oscillations during reward processing as markers for alcohol dependence. Human Brain Mapping [Epub ahead of print]

 

  • Kamarajan C, Rangaswamy M, Tang Y, Chorlian DB, Pandey AK, Roopesh BN, Manz N, Saunders R, Stimus AT, and Porjesz B (2010): Dysfunctional reward processing in male alcoholics: An ERP study during a gambling task.
    Journal of Psychiatric Research 44: 576-590.

 

  • Roopesh BN, Rangaswamy M, Kamarajan C, Chorlian DB, Pandey AK, and Porjesz B (2010): Reduced Resource Optimization in Male Alcoholics: N400 in a Lexical Decision Paradigm. Alcoholism: Clinical and Experimental Research 34:1905-1914.

 

  • Roopesh BN, Rangaswamy M, Kamarajan C, Chorlian D, Stimus A, Bauer, LO, Rohrbaugh J, O'Connor SJ, Kuperman S, Schuckit M, and Porjesz B (2009):  Priming deficiency in male subjects at risk for alcoholism: The N4 during a lexical decision task. Alcoholism, Clinical and Experimental Research 33:2027-2036.

 

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

 

  • Kamarajan C, Rangaswamy M, Tang Y, Chorlian DB, Manz N, 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 Research 1235: 45-62.

 

  • 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. Alcoholism, Clinical and Experimental Research 31:156-165.

 

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

 

  • 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. Biological Psychiatry 59:625-634.

 

  • 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. Clinical Neurophysiology 117:2128-2143.

 

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

 

  • Padmanabhapillai A, Tang, Y, Ranganathan M, Rangaswamy M, Jones KA, Chorlian DB, Kamarajan C, Stimus AT, Kuperman S, Rohrbaugh J, O'Connor SJ, Bauer LO, Schuckit MA, Begleiter H, Porjesz B (2006b): Evoked gamma band response in male adolescent subjects at risk for alcoholism during a visual oddball task. International Journal of Psychophysiology 62:262-271.

 

  • Kamarajan C, Porjesz B, Jones KA, Choi K, Chorlian DB, Padmanabhapillai A, Rangaswamy M, Stimus AT, Begleiter H (2005a): Alcoholism is a disinhibitory disorder: neurophysiological evidence from a Go/No-Go task. Biological Psychology 69:353-373.

 

  • Kamarajan C, Porjesz B, Jones KA, Chorlian DB, Padmanabhapillai A, Rangaswamy M, Stimus AT, Begleiter H (2005b): Spatial-anatomical mapping of NoGo-P3 in the offspring of alcoholics: evidence of cognitive and neural disinhibition as a risk for alcoholism. Clinical Neurophysiology 116:1049-1061.

 

  • Porjesz B, Rangaswamy M, Kamarajan C, Jones KA, Padmanabhapillai A, Begleiter H (2005): The utility of neurophysiological markers in the study of alcoholism. Clinical Neurophysiology 116:993-1018.

 

  • 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. International Journal of Psychophysiology 51:155-180.

 

 

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