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SUNY Downstate Medical Center

Henri Begleiter Neurodynamics Laboratory

Neurophysiological Research Faculty/Staff

Chella Kamarajan

Chella Kamarajan

Henri Begleiter Neurodynamics Lab
Department of Psychiatry and Behavioral Sciences

Phone: 718-270-2913

Email Contact

Faculty Profile: http://www.downstate.edu/psychiatry/faculty/kamarajan.html

Assistant Professor of Psychiatry


Education / Training

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

2000 - 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 (Dissertation: "Psychophysiological Correlates of Hypnosis in Functional Mental Disorders")

1996 — M.Phil. (Medical and Social Psychology), Central Institute of Psychiatry, Ranchi, India (Dissertation: "Premorbid Personality and Life Events in Functional Mental Disorders: Toward Evolving a Causal Model")

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

 


Selected Publications

Kamarajan C, Pandey AK, Chorlian DB, Manz N, Stimus AT, Edenberg HJ, Wetherill L, Schuckit M, Wang JC, Kuperman S, Kramer J, Tischfield JA, Porjesz B (2017) A KCNJ6 gene polymorphism modulates theta oscillations during reward processing. Int J Psychophysiol 115:13-23. PMID: 27993610; PMCID: PMC5392377.

Meyers JL, Zhang J, Wang JC, Su J, Kuo SI, Kapoor M, Wetherill L, Bertelsen S, Lai D, Salvatore JE, Kamarajan C, Chorlian D, Agrawal A, Almasy L, Bauer L, Bucholz KK, Chan G, Hesselbrock V, Koganti L, Kramer J, Kuperman S, Manz N, Pandey A, Seay M, Scott D, Taylor RE, Dick DM, Edenberg HJ, Goate A, Foroud T, Porjesz B (2017) An endophenotype approach to the genetics of alcohol dependence: a genome wide association study of fast beta EEG in families of African ancestry. Mol Psychiatry 22(12):1767-1775. PMID: 28070124; PMCID: PMC5503794.

Meyers JL, Zhang J, Manz N, Rangaswamy M, Kamarajan C, Wetherill L, Chorlian DB, Kang SJ, Bauer L, Hesselbrock V, Kramer J, Kuperman S, Nurnberger JI, Jr., Tischfield J, Wang JC, Edenberg HJ, Goate A, Foroud T, Porjesz B (2017) A genome wide association study of fast beta EEG in families of European ancestry. Int J Psychophysiol 115:74-85. PMID: 28040410; PMCID: PMC5426060.

Chorlian DB, Rangaswamy M, Manz N, Meyers JL, Kang SJ, Kamarajan C, Pandey AK, Wang JC, Wetherill L, Edenberg H, Porjesz B (2017) Genetic correlates of the development of theta event related oscillations in adolescents and young adults. Int J Psychophysiol 115:24-39. PMID: 27847216; PMCID: PMC5456461.

Pandey AK, Kamarajan C, Manz N, Chorlian DB, Stimus A, Porjesz B (2016) Delta, theta, and alpha event-related oscillations in alcoholics during Go/NoGo task: Neurocognitive deficits in execution, inhibition, and attention processing. Prog Neuropsychopharmacol Biol Psychiatry 65:158-171. PMID: 26456730; PMCID: PMC4679474.

Chorlian DB, Rangaswamy M, Manz N, Kamarajan C, Pandey AK, Edenberg H, Kuperman S, Porjesz B (2015) Gender modulates the development of theta event related oscillations in adolescents and young adults. Behav Brain Res 292(1):342-352. PMID: 26102560.

Kamarajan C, Pandey AK, Chorlian DB, Manz N, Stimus AT, Anokhin AP, Bauer LO, Kuperman S, Kramer J, Bucholz KK, Schuckit MA, Hesselbrock VM, Porjesz B (2015) Deficient Event-Related Theta Oscillations in Individuals at Risk for Alcoholism: A Study of Reward Processing and Impulsivity Features. PLoS One 10(11):e0142659. PMID: 26580209; PMCID: PMC4651365.

Kamarajan C, Pandey AK, Chorlian DB, Manz N, Stimus AT, Bauer LO, Hesselbrock VM, Schuckit MA, Kuperman S, Kramer J, Porjesz B (2015) Reward processing deficits and impulsivity in high-risk offspring of alcoholics: A study of event-related potentials during a monetary gambling task. Int J Psychophysiol 98(2 Pt 1):182-200. PMID: 26388585; PMCID: PMC4898464.

Kamarajan C, Pandey AK, Chorlian DB, Porjesz B (2015) The use of current source density as electrophysiological correlates in neuropsychiatric disorders: A review of human studies. Int J Psychophysiol 97(3):310-322. PMID: 25448264; PMCID: PMC4422780.

Kamarajan C, Porjesz B (2015) Advances in Electrophysiological Research. Alc Res Curr Rev 37(1):53-87. PMID: 26259089; PMCID: PMC4476604.

Mukundan CR, Kamarajan C, Ajayan P, Roopesh BN, Sharma M (2013) The frontal cortex and recognition: Neurocognitive findings of hypnosis. Indian Journal of Health and Wellbeing 4(4):703-710.

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.

Kamarajan C, Rangaswamy M, Manz N, Chorlian DB, Pandey AK, Roopesh BN, Porjesz B (2012) Topography, power, and current source density of theta oscillations during reward processing as markers for alcohol dependence. Hum Brain Mapp 33(5):1019-1039. PMID: 21520344; PMCID: PMC3763910.

Pandey AK, Kamarajan C, Rangaswamy M, Porjesz B (2012) Event-Related Oscillations in Alcoholism Research: A Review. J Addict Res Ther Suppl 7(1):1-13. PMID: 24273686; PMCID: 3835599.

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):170-182. PMID: 22024409; PMCID: 3245806.

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):576-590. PMID: 20035952; PMCID: 2878886.

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):1905-1914. PMID: 20659074; PMCID: 3601919.

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; PMCID: 2645043.

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):2027-2036. PMID: 19764939; PMCID: 3601897.

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; PMCID: 2650440.

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):156-165. 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; PMCID: 2020838.

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):2128-2143. PMID: 16926113.

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):625-634. PMID: 16213472; PMCID: 3766847.

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):262-271. 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):353-373. PMID: 15925035; PMCID: 3758477.

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):1049-1061. PMID: 15826845; PMCID: 3785104.

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. PMID: 14693365; PMCID: 3766846.

Mukundan CR, Ramachandra S, Singh N, Sharma M, Kamarajan C (1999) Brain mechanisms of hypnosis: P300 studies. Indian J Clin Psychol 26(1):13-23.

 

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