Publications
- Parekh P, Bhalerao GV, ADBS Consortium, John JP*, Venkatasubramanian G* (2022). Sample size requirement for achieving multisite harmonization using structural brain MRI features. NeuroImage 264: 119768, https://doi.org/10.1016/j.neuroimage.2022.119768
- Mohan V, Parekh P, Lukose A, Moirangthem S, Saini J, Schretlen D, John JP* (2022). Patterns of impaired neurocognitive performance on Global Neuropsychological Assessment (GNA), and their brain structural correlates in recent-onset and chronic schizophrenia: A pilot study. medRxiv doi: https://doi.org/10.1101/2022.04.12.22273462, in press with Clinical Psychopharmacology and Neuroscience.
- Lakkireddy SP, Balachander S, Dayalamurthy P, Bhattacharya M, Joseph MS, Kumar P, Kannampuzha AJ, Mallappagari S, Narayana S, Alexander AC, Muthukumaran M, Sheth S, Puzhakkal, JC, Ramesh R, Thatikonda NS, Selvaraj S, Ithal D, Sreeraj VS, Mahadevan J Holla B, Venkatasubramanian G, John JP, Murthy P, Benegal V, Reddy YCJ, Jain S, ADBS Consortium, Viswanath B (2022). Neurocognition and its association with adverse childhood experiences and familial risk of mental illness. Progress in Neuro-Psychopharmacology and Biological Psychiatry 119:110620, https://doi.org/10.1016/j.pnpbp.2022.110620
- Balachander S, Thatikonda NS, Kannampuzha AJ, Bhattacharya M, Sheth S, Ramesh V, Alexander AC, Moorthy M, Joseph MS, Selvaraj S, Ithal D, Sreeraj VS, John JP, Venkatasubramanian G, Viswanath B, Reddy YCJR, Jain S, Rao NP, Sivakumar PT, Kandasamy A, Mehta UM, Holla B, Mahadevan J, Arumugham SS, Moirangthem S, Kumar KGV, Thirthalli J, Kesavan M, Narayanaswamy JC, Varghese M, Murthy P, Gangadhar BN, Purushottam M, Mehta B, Kandavel T, Binukumar B, Saini J, Mukherjee O, Panicker MM, Bhalla US, Chattarji S, Raghu P, Rao M (2022) Familial risk of psychosis in obsessive-compulsive disorder: Impact on clinical characteristics, comorbidity and treatment response. Journal of Psychiatric Research 156: 557-563, https://doi.org/10.1016/j.jpsychires.2022.10.001
- Parekh, P., Gozi, A., Reddi, V.S.K. Saini J, John JP*. Resting state functional connectivity and structural abnormalities of the brain in acute retarded catatonia: an exploratory MRI study. European Archives of Psychiatry and Clinical Neuroscience (2021). https://doi.org/10.1007/s00406-021-01345-w
- Ali F, Sreeraj VS, Nadella RK, Holla B, Mahadevan J, Ithal D, Balachander S, Viswanath B, Venkatasubramanian G, John JP, Reddy YJ, Jain S (2021). Estimating the familial risk of psychiatric illnesses: A review of family history scores. Asian Journal of Psychiatry 56:102551, https://doi.org/10.1016/j.ajp.2021.102551
- Nabulsi L., Lawrence KE, Muir AM, Santhalingam V, Abaryan Z, Villalon-Reina JE, Nir TM, Gari IB, Zhu AH, Haddad E, John JP, Venkatasubramanian G, Jahanshad N, Thompson PM (2021) Age effects on white matter microstructure in individuals of self-identified Indian ancestry from the UK Biobank. Alzheimer's & Dementia 17: e053145, https://doi.org/10.1002/alz.053145 (abstract).
- Roy AA, Joshi H, Havanur S, Rangarajan SK, Sreeraj VS, Sinha P, Narayanan M, Janakiprasad KK, Alladi S, Sinha S, Saini J Sivakumar PT, Varghese M, Venkatasubramanian G, John JP (2021). Role of transcranial direct current stimulation (TDCS) intervention on resting state functional connectivity in early Alzheimer’s disease. Alzheimer's & Dementia. 17: e054801, https://doi.org/10.1002/alz.054801 (abstract).
- Muir AM, Ching C, Santhalingam V, Abaryan Z, Zhu AH, John JP, Venkatasubramanian G, Thomopoulos SI, Jahanshad N, Thompson PM (2021). Subcortical brain trajectories in later life between sexes and APOE genotypes: A UK Biobank study of individuals of self-identified Indian ancestry. Alzheimer's & Dementia 17: e055740 https://doi.org/10.1002/alz.055740 (abstract).
- Sreeraj VS , Puzhakkal JC , Holla B , Nadella RK , Sheth S , Balachander S , Ithal D , Ali F , Viswanath B , Muralidharan K , Venkatasubramanian G*, John JP*, Benegal V , Murthy P , Varghese M , Reddy YCJ , Jain S (2021) Accelerator Program for Discovery in Brain disorders using Stem cells (ADBS) Consortium Cross-diagnostic evaluation of minor physical anomalies in psychiatric disorders. Journal of Psychiatric Research 142: 54-62 https://doi.org/10.1016/j.jpsychires.2021.07.028
- Parekh P., Gozi A., Reddi V.S.K., Saini J., John J.P.* (2021) The fMRI signature of the acute catatonic state and its response to benzodiazepines. medRxiv 2021.03.23.21253765; doi: https://doi.org/10.1101/2021.03.23.21253765
- Bhalerao, G.V., Parekh, P., Saini, J., Venkatasubramanian, G.*, John, J.P*. & the ADBS Consortium (2021) Systematic evaluation of the impact of defacing on quality and volumetric assessments on T1-weighted MR-Images. Journal of Neuroradiology https://doi.org/10.1016/j.neurad.2021.03.001.
- Lawrence KE, Nabulsi L, Santhalingam V, Abaryan Z, Villalon-Reina JE, Nir TM, Gari IB, Zhu AH, Haddad E, Muir AM, Laltoo E, John JP, Venkatasubramanian G, Jahanshad N, Thompson P (2021) Advanced diffusion-weighted MRI methods demonstrate improved sensitivity to white matter aging: Percentile charts for over 15,000 UK Biobank participants. Alzheimer's & Dementia 17: e051187, https://doi.org/10.1002/alz.051187 (abstract).
- Parekh, P., Bhalerao, G.V., Rao, R., Sreeraj, V.S., Holla, B., Saini, J., Venkatasubramanian, G*., John, J.P*. and Jain, S. & the ADBS Consortium (2021). Protocol for Magnetic Resonance Imaging Acquisition, Quality Assurance, and Quality Check for the Accelerator Program for Discovery in Brain Disorders using Stem Cells. International Journal of Methods in Psychiatric Research doi: https://doi.org/10.1002/mpr.1871
- Sreeraj, V.S., Holla, B., Ithal, D., Nadella, R.K., Mahadevan, J., Balachander, S., Ali, F., Sheth, S., Narayanaswamy, J.C., Venkatasubramanian, G. and John, J.P. Benegal V., Varghese M., Reddy YCJ, Jain S & the ADBS Consortium (2021). Psychiatric symptoms and syndromes transcending diagnostic boundaries in Indian multiplex families: The cohort of the Accelerator program for Discovery in Brain disorders using Stem cells (ADBS). Psychiatry Research doi: https://doi.org/10.1016/j.psychres.2020.113647
- Keller B.J., Jovicich J., Joshi H., Aksman L., John J.P., Dey A.B., Toga A., Crimmins E., Lee J. (2021) Testing the cognitive reserve hypothesis in the non-Western populations: evidence from a multicentric neuroimaging study in India. ISMRM & SMRT Annual Meeting & Exhibition (abstract)
- Sadh, K., AS, B., Lhamu, T., Basavarajappa, C., Dahale, A., Reddi, V.S.K. Prasad, K., John, J.P.*, and Murthy, P. (2020). Issues related to testing for COVID-19 in a psychiatric emergency setting. Asian Journal of Psychiatry doi: 10.1016/j.ajp.2020.102338
- Banerjee, J., Jain, U., Khobragade, P., Weerman, B., Hu, P., Chien, S., Dey, S., Chatterjee, P., Saxton, J., Keller, B. and Crimmins, E., Toga A, Jain A, Shanthi GS , Kurup R, Raman A, Chakrabarti SS, Varghese M, John JP, Joshi H, Koul P, Goswami D, Talukdar A, Mohanty RR, Yadati YSR, Padmaja M, Sankhe L, Pedgaonkar S, Arokiasamy P, Bloom DE, Langa K, Jovicich J, Dey AB, Lee J, Gambhir IS, Rajguru C (2020). Methodological considerations in designing and implementing the harmonized diagnostic assessment of dementia for longitudinal aging study in India (LASI–DAD). Biodemography and Social Biology, 65(3), pp.189-213.
- Sinha P, John JP, Woods AJ, Bowers D (2019) Dose response relationship between Near Infrared (NIR) light stimulation and functional brain activity in healthy older adults. Brain Stimulation 12 (2): 547, https://doi.org/10.1016/j.brs.2018.12.806 (abstract).
- Kakumanu RJ, Nair AK, Sasidharan A, John JP, Mehrotra S, Panth R, Kutty BM (2019) State-trait influences of Vipassana meditation practice on P3 EEG dynamics. Progress in Brain Research 244: 115-136 doi: 10.1016/bs.pbr.2018.10.027
- Joshi H, Bharath S, Balachandar R, Sadanand S, Vishwakarma HV, Aiyappan S, Saini J, Kumar KJ, John JP*, and Varghese M. (2019). “Differentiation of Early Alzheimer’s Disease, Mild Cognitive Impairment, and Cognitively Healthy Elderly Samples Using Multimodal Neuroimaging Indices.” Brain Connectivity 9 (9): 730–41. https://doi.org/10.1089/brain.2019.0676. (IF: 3.82)
- John JP*, Thirunavukkarasu P, Ishizuka K, Parekh P, Sawa A. (2019) An in-silico approach for discovery of microRNA-TF regulation of DISC1 interactome mediating neuronal migration. Nature Partner Journal Systems Biology Applications. 5:17; https://doi.org/10.1038/s41540-019-0094-3
- Ganesh, S., Ahmed P, H., Nadella, R.K., More, R.P., Seshadri, M., Viswanath, B., Rao, M., Jain, S., ADBS consortium, Mukherjee, O. and Viswanath, B. (2019). Exome sequencing in families with severe mental illness identifies novel and rare variants in genes implicated in Mendelian neuropsychiatric syndromes. Psychiatry and Clinical Neurosciences, 73(1), pp.11-19.
- Sasidharan A, Nair AK, Marigowda V, Lukose A, John JP, Kutty BM (2019). Simultaneous assessment of P50, MMN, ERN and P300 event-related potentials among patients with Schizophrenia–an exploratory study. bioRxiv doi: https://doi.org/10.1101/837815
- John JP* & Parekh P (2018). Functional MRI approaches to studying cognition. In Functional MRI: Basic Principles and Emerging Clinical Applications for Anesthesiology and the Neurological Sciences ed. Ramachandran Ramani, Oxford University Press DOI: 10.1093/med/9780190297763.001.0001.
- Biju Viswanath, Naren P Rao, Janardhanan C Narayanaswamy, Palanimuthu T Sivakumar, Arun Kandasamy, Muralidharan Kesavan, Urvakhsh Meherwan Mehta, Ganesan Venkatasubramanian, John P John, Odity Mukherjee, Meera Purushottam, Ramakrishnan Kannan, Bhupesh Mehta, Thennarasu Kandavel, B Binukumar, Jitender Saini, Deepak Jayarajan, A Shyamsundar, Sydney Moirangthem, KG Vijay Kumar, Jagadisha Thirthalli, Prabha S Chandra, Bangalore N Gangadhar, Pratima Murthy, Mitradas M Panicker, Upinder S Bhalla, Sumantra Chattarji, Vivek Benegal, Mathew Varghese, Janardhan YC Reddy, Padinjat Raghu, Mahendra Rao, Sanjeev Jain (2018) Discovery biology of neuropsychiatric syndromes (DBNS): a center for integrating clinical medicine and basic science. BMC Psychiatry 18 (1): 106-118 (IF: 2.613).
- Kakumanu RJ, Nair AK, Venugopal R, Sasidharan A, Ghosh PK, John JP, Mehrotra S, Panth R, Kutty BM (2018) Dissociating meditation proficiency and experience dependent EEG changes during traditional Vipassana meditation practice. Biological Psychology 135: 65-75 (IF: 3.070).
- Joshi H, John JP*, Bharath S, Balachandar R, Saini J, Sadanand S, Varghese M (2018), Resting state functional connectivity abnormalities associated with impaired delayed recall performance in patients with amnestic mild cognitive impairment. Brain Imaging Behavior. doi: 10.1007/s11682-018-9974-1 (IF:3.719).
- Nair AK, John JP, Mehrotra S, Kutty BM (2018). What contributes to wellbeing gains–proficiency or duration of meditation related practices? International Journal of Well-being 8: DOI: https://doi.org/10.5502/ijw.v8i2.696
- John JP*, Parekh P, Halahalli HN, Menon S, Kutty BM (2017) Auditory Verbal Hallucinations in Schizophrenia: A Model for Aberrant Self-consciousness, In Sangeetha Menon, Nithin Nagaraj & V V. Binoy (eds) Self, Culture and Consciousness, Springer Nature Singapore Pte Ltd., pp 123-149.
- Nair AK, Sasidharan A, John JP, Mehrotra S, Kutty BM (2017) Just a minute meditation: Rapid voluntary conscious state shifts in long term meditators. Consciousness and Cognition 53; 176-184 (IF: 2.144).
- Balachandar R, John JP, Joshi H, Sadanand S, Saini J, Kumar KJ, Varghese M, Bharath S* (2017) Resting state functional connectivity changes associated with visuo-spatial cognitive deficits in patients with mild Alzheimer’s disease. Dementia and Geriatric Cognitive Disorders. 2017;43(5–6):229–36 (IF: 3.511)
- Sasidharan A, Kumar S, Nair AK, Lukose A, Marigowda V, John JP, Kutty BM* (2017), Further evidences for sleep instability and impaired spindle-delta dynamics in schizophrenia: A whole night polysomnography study with neuroloop gain and sleep-cycle analysis. Sleep Medicine, https://doi.org/10.1016/j.sleep.2017.02.009 (IF: 3.709).
- Sasidharan A, Kumar S, John JP*, Philip M, Subramanian S, Jain S, Kutty BM (2017). Elevated serum adenosine deaminase levels in neuroleptic-naïve patients with recent-onset schizophrenia. Asian Journal of Psychiatry 29: 13-15 (IF: 1.08).
- Bharath S, Joshi H, John JP *, Balachandar R, Sadanand S, Saini J, Kumar K, Varghese M (2016). A multimodal structural and functional neuroimaging study of amnestic mild cognitive impairment. The American Journal of Geriatric Psychiatry; doi: 10.1016/j.jagp.2016.05.001 (IF: 4.235).
- Parekh P, John JP *, Menon S, Halahalli HN, Kutty BM (2016). Functional connectivity patterns underlying the experience of auditory verbal hallucinations in patients with schizophrenia. bioRxiv, The Preprint Server for Biology, Cold Spring Harbor Laboratory 062992; doi: http://dx.doi.org/10.1101/062992.
- Bagepally BS, John JP, Sivakumar PT, Bharath S, Jain S, Varghese M (2016). Vertex-wise shape analysis of subcortical structures in Alzheimer’s disease. Healthy Aging Research 5: 1-8 (Wolters Kluwer journal; IF-NA).
- Nair AK, Sasidharan A, John JP, Mehrotra S, Kutty BM (2016). Assessing Neurocognition via Gamefied Experimental Logic: A novel approach to simultaneous acquisition of multiple ERPs. Frontiers in Neuroscience http://dx.doi.org/10.3389/fnins.2016.00001 (IF: 3.656).
- Thangaraju SP, Miriyala S, Nagalakshmi RM, Vishwakarma H, Venkatram S, Venkatasubramanian G, Bharath S, Saini J, John JP, Kumar KJ, Kandavel T, Mathew V (2016). Cognitive correlates of subregional hippocampal volumetry in late-onset depression: A 3 Tesla study. The American Journal of Geriatric Psychiatry 24(3): S132-133 (abstract).
- Joshi H, Bharath S, Balachandar R, Sadanand S, Saini J, Varghese M, John JP (2016). Graph theoretical analysis of functional connectivity perturbations in mild cognitive impairment. Alzheimer’s & Dementia: The Journal of the Alzheimer’s Association 12 (7): P730 (abstract).
- Sasidharan A, Kumar S, John JP*, Philip M, Subramanian S, Jain S, Kutty BM (2016). Elevated serum adenosine deaminase levels in neuroleptic-naïve patients with recent-onset schizophrenia. bioRxiv, The Preprint Server for Biology, Cold Spring Harbor Laboratory; doi: http://dx.doi.org/10.1101/070748.
- John JP* , Lukose A, Moily NS, Vijayakumari AA, Bagepally BS, Halahalli HN, Jain S (2015). A systematic examination of brain volumetric abnormalities in recent-onset schizophrenia using voxel-based, surface-based and region-of-interest-based morphometric analyses. Journal of Negative Results in Biomedicine DOI: 10.1186/s12952-015-0030-z [Publisher: BioMedCentral; Editor-in-Chief: Bjorn R Olsen, Harvard Medical School, USA] (Pubmed-indexed).
- Vijayakumari AA, John JP* , Halahalli HN, Paul P, Thirunavukkarasu P, Purushottam M, Jain S (2015). Effect of polymorphisms of three genes mediating monoamine signalling on brain morphometry in schizophrenia and healthy subjects. Clinical Psychopharmacology and Neurosciences, 13(1): 68-82 (IF: 2.00).
- John JP* , Thirunavukkarasu P, Halahalli HN, Purushottam M, Jain S (2015). A systematic review of the effect of genes mediating neurodevelopment and neurotransmission on brain morphology: focus on schizophrenia. Neurology, Psychiatry & Brain Research 21: 1-26 (Publisher: Elsevier) (Pubmed-indexed).
- Vijayakumari AA, Thirunavukkarasu P, Lukose A, Arunachalam V, Saini J, Jain S, Kutty BM, John JP (2015). Exploration of the effect of demographic and clinical confounding variables on results of voxel-based morphometric analysis in schizophrenia. In L. P. Suresh et al. (eds.) Artificial Intelligence and Evolutionary Algorithms in Engineering Systems, Advances in Intelligent Systems and Computing 324, Springer India, pp 139-149.
- Lukose A, Halahalli HN, Ambekar N, Sasidharan A, Parekh P, Kumar D, Gupta AK, John JP (2015). Endogenous-cue prospective memory task performance in schizophrenia: an fMRI study. Schizophrenia Bulletin 41: S231-231 (abstract).
- Balachandar R, John JP, Saini J, Kumar KJ, Joshi H, Sadanand S, Aiyappan S, Thangaraju SP, Loganathan S, Varghese M, Bharath S (2015). A study of structural and functional connectivity in early Alzheimer’s disease using rest fMRI and diffusion tensor imaging. International Journal of Geriatric Psychiatry 30: 497-504 (IF: 2.419).
- Joshi H, Bharath S, John JP, Balachandar R, Sadanand S, Saini J, et al. (2015) Search for neuroimaging biomarkers of amnestic mild cognitive impairment: A multimodal structural and functional neuroimaging study. Alzheimer's & Dementia 11(7, Supplement):P695–6 (abstract).
- Balachandar R, Bharath S, John JP, Joshi H, Sadanand S, Sen S, et al. (2015) Effect of apolipoprotein epsilon 4 allele on functional and structural connectivity of the brain in patients with mild Alzheimer’s disease. Alzheimer's & Dementia. 2015 Jul;11(7, Supplement):P529–30 (abstract).
- Waghmare A, Antony A, Reddy YCJ, John JP, Jain S. (2015). Association study of apoE gene polymorphisms and neurodevelopmental markers in bipolar affective disorder. Bipolar Disorders 17: 123-124 (abstract).
- John JP* , Lukose A, Manjunath S (2014). Off-label use of memantine as adjunctive treatment in schizophrenia—A case series. Pharmacopsychiatry 47: 202-209 (IF: 2.168).
- Halahalli HN, John JP* , Lukose A, Jain S, Kutty BM (2014). Endogenous-cue prospective memory involving incremental updating of working memory: an fMRI study. Brain Structure and Function, 220 (6): 3611-3626; DOI: 10.1007/s00429-014-0877-7 (IF: 5.618).
- Thirunavukkarasu P, Vijayakumari AA, John JP*, Halahalli HN, Paul P, Sen S, Purushottam M, Jain S (2014). An exploratory association study of the influence of dysbindin and neuregulin polymorphisms on brain morphometry in patients with schizophrenia and healthy subjects from South India. Asian Journal of Psychiatry 7: 22-27 (IF: 1.08).
- Prasad P, Halahalli HN, John JP, Majumdar K (2014). Single-trial EEG classification using logistic regression based on ensemble synchronization. Journal of Biomedical and Health Informatics 18 (3): 1074-1080 (IF: 1.44).
- Taran R, Mamidi MK, Singh G, Dutta S, Parhar IS, John JP, Bhonde R, Pal R, Das AK (2014). In vitro and in vivo neurogenic potential of mesenchymal stem cells isolated from different sources. Journal of Biosciences 39 (1): 157-169 (IF: 2.064).
- Balachandar R, Bharath S, John JP, Saini J, Kumar K, Joshi H, Aiyappan S, Sadanand S, Sinha P, Varghese M (2014) Resting state functional connectivity of executive network predicts the performance of cognitive function Alzheimer’s & Dementia, 10 (4): P838-839 (abstract).
- Rudhran V, Manjunatha N, John JP (2013). High-Dose, Self-Administered Modafinil-Related Psychosis: Is It the Pedal in the Prodrome of Psychosis? Journal of Clinical Psychopharmacology 33 (4) 576-577 (IF: 3.243).
- Bagepally BS, John JP*, Varghese M, Halahalli HN, Kota L, Sivakumar PT, Bharath S, Jain S (2013) Relationship of Clinical and Cognitive Variables with Brain Morphometric Abnormalities in Alzheimer’s Disease: a Voxel Based Morphometric Study Using 3-Tesla MRI. Aging and Disease 4 (5) 235-243 (IF: 3.07).
- Shakeel MK, Halahalli HN, Kumar K, Jain S, John JP* (2013). Utility of a computerized, paced, semantic verbal fluency paradigm in differentiating schizophrenia and healthy subjects. Asian Journal of Psychiatry 7: 22-27 (IF: 1.08).
- Joshi H, Balachandar R, John JP, Bharath S, Varghese M (2013). Comparative study of white matter integrity between mild Alzheimer's dementia and mild cognitive impairment. Alzheimer’s & Dementia 9 (4): P425-P426 (abstract).
- Bagepally, B., John JP, Kota, L., Sivakumar, P., Purushottam, M., Mukherjee, O., Jain, S., et al. (2012). Altered white matter connectivity and atrophy at hippocampal subregions in Alzheimer’s dementia and APOE-ε4 carriers. Alzheimer’s & Dementia, 8(4, Supplement), P684–685 (abstract).
- Bagepally BS, Halahalli HN, John JP, Kota L, Purushottam M, Mukherjee O, Sivakumar PT, Bharath S, Jain S, Varghese M (2012). APOE-ε4 and brain white matter integrity in Alzheimer’s disease: Tract-based spatial statistics study using 3T MRI. Neurodegenerative Diseases 10 (1-4): 145-148 (IF: 3.511).
- Viswanath B, Maroky AS, Math SB, John JP, Benegal V, Hamza A, Chaturvedi SK (2012). Psychological impact of the Tsunami on elderly survivors. American Journal of Geriatric Psychiatry, 20 (5): 402-407 (IF: 4.235).
- Thimmaiah R, Muralidharan K, Jain S, John JP (2012). Dysplastic cortical formation in a patient with schizophrenia. Indian Journal of Psychiatry 54 (4): 387-388 (IF: 0.81).
- Manjunatha N, Kumar GSR, Vidyendran, Muralidharan, John JP (2011). Delayed onset, protracted delirium and aspiration pneumonitis associated with a combination of clozapine and electroconvulsive therapy. Indian Journal of Psychological Medicine 33 (1): 80-82 (IF: 0.74).
- John JP *, Harsha HN, Vasudev MK, Jayakumar PN, Jain S (2011). Regional brain activation/deactivation during word generation in schizophrenia: fMRI study. The British Journal of Psychiatry 198(3)213-222 (IF: 7.911).
- Bagepally BS, John JP, Kovoor JME, Purushottam M, Mukherjee O, Kota L, Sadananda S, Jhirewal OP, Sivakumar PT, Bharath S, Jain S, Varghese M (2011). Diffusion tensor imaging in Alzheimer's dementia and APOE-ε4 status. Alzheimer's & Dementia: The Journal of the Alzheimer's Association 6 (4): S18-S19 (abstract).
- Viswanath B, Maroky AS, Math SB, John JP, Cherian AV, Girimaji SC, Benegal V, Hamza A, Chaturvedi SK (2011). Gender differences in the psychological impact of Tsunami. International Journal of Social Psychiatry 59 92): 130-136 (IF: 1.147).
- Mehta UM, Manjunatha N, John JP (2011). Of postures, mirrors and models in catatonia. Journal of Neuropsychiatry and Clinical Neurosciences 23 (1): E16 (IF: 2.82).
- Halahalli HN, John JP, Vasudev MK, Jayakumar PN, Jain S, Kumar K, Arunachalam V, Usman S (2011). Developing a rostral prefrontal cortex fMRI activation task for use in schizophrenia research—a validation study in healthy subjects. International Clinical Psychopharmacology 26: e88-e89 (abstract).
- Agrawal J, Murthy P, Philip M, Mehrotra S, Thennarasu K, John JP, Girish N, Thippeswamy V, Isaac MK (2011). Socio-demographic correlates of subjective well-being in urban India. Social Indicators Research 101 (3): 419-434 (IF: 1.395).
- John JP* & Halahalli HN (2010). Role of aberrant glutamatergic neurotransmission in psychiatric disorders: focus on schizophrenia. In: Neurobiology of Psychiatric Disorders, Avasthi A et al. (Eds.), Indian Psychiatric Society publication, pp 11-31 (non-indexed).
- John JP* & Shakeel MK (2010) Personality Disorders: An Overview. In: ‘Mental Health and Disorders—MCFT-002’, Indira Gandhi National Open University (IGNOU), New Delhi, pp 53-72 (non-indexed).
- Manjunatha N, Rudhran V, Rao M, Jain S, Kulkarni GB, Muralidaran K, Amar BR, John JP (2010). Subacute vocal cord paralysis, facial palsy and paraesthesias of lower limbs following surreptitious administration of disulfiram. Journal of Neurology, Neurosurgery and Psychiatry 81 (12): 1409-10 (IF: 6.807).
- Manjunatha N, John JP, Math SB, Keerthi SGS, Mehta UM, Phutane V (2010). Adolescent-onset obsessive compulsive disorder presenting as dissociative disorder: role of drug-assisted interview. Turk Psikiyatri Derg (Turkish Journal of Psychiatry) 21 (3): 257-60 [Publisher: Bilimsel Araştırmalar Basın Yayın ve Tanıtım Ltd] (Pubmed-indexed).
- Bagepally BS, John JP, Kovoor JME, Purushotham M, Mukherjee O, Kota L, Sadananda S, Jhirewal OP, Thangaraju SP, Bharath S, Jain S, Varghese M (2010). Diffusion tensor imaging in Alzheimer’s dementia and apoE ε4 status. Alzheimer’s & Dementia 6(4): S18-S19 (abstract).
- Raghavendra BS, Dutt DN, Harsha HN, John JP (2009). Complexity analysis of EEG in patients with schizophrenia using fractal dimension. Physiological Measurement 30: 795-808 (IF: 1.808).
- John JP* , Burgess, PW, Yashavantha BS, Shakeel MK, Harsha HN, Jain S (2009). Differential relationship of frontal pole and whole brain volumetric measures with age in neuroleptic-naïve schizophrenia and healthy subjects. Schizophrenia Research, 109: 148-158 (4.748).
- Manjunatha N, Mehta UM, John JP (2009). Recurrent opisthotonus in catatonia: an atypical presentation. Indian Journal of Medical Sciences 63 (11): 512-516 [Publisher: Medknow publications] (Scopus/Medline-indexed).
- John JP* (2009) Fronto-temporal dysfunction in schizophrenia: a selective review. Indian Journal of Psychiatry, 51: 180-190 [Publisher: Indian Psychiatric Society] (Pubmed-indexed); (Tilak-Venkoba Rao Oration Award paper delivered at the Annual National Conference of the Indian Psychiatric Society, Kolkota, 2008).
- John JP* , Rangaswamy M, Thennarasu K, Khanna S, Nagaraj RB, Mukundan CR, Pradhan N (2009). EEG power spectra differentiate positive and negative subgroups in neuroleptic-naive schizophrenia patients. Journal of Neuropsychiatry and Clinical Neurosciences, 21 (2): 160-172 (IF: 2.82).
- Abubaker R, Alaerts M., Allman AA, Barnett J, Belujon P, Bittner RA, Burne THJ, Cahn W, Chance S, Cherkerzian S, deSouza R, Di Forti M, du Bois T, Fatjo-Vilas M, Green M, Halpern D, John JP, Kemp A, Koelkebeck K, Lee J, Lodge DJ, Michalopoulou P, Mompremier L, Nelson B, Perala J, Rotarska-Jagiela A, Schoeman R, Thakkar KN, Valuri G, Varambally S, Zai C, DeLisi LE (2008). Summary of the 1st Schizophrenia International Research Society Conference oral sessions, Venice, Italy, June 21-25, 2008: The rapporteur reports. Schizophrenia Research, 105: 289-383 (IF: 4.748).
- John JP* , Shakeel MK, Jain S (2008). Corpus callosal area differences and gender dimorphism in neuroleptic-naïve, recent-onset schizophrenia and healthy control subjects. Schizophrenia Research, 103: 11-21 (IF: 4.748).
- John JP* , Arunachalam V, Ratnam B, Isaac MK (2008) Expanding the schizophrenia phenotype: a composite evaluation of neurodevelopmental markers. Comprehensive Psychiatry, 49: 78-86 (IF: 2.252).
- John JP* , Shakeel MK, Jain S (2008). Corpus callosal morphometry in neuroleptic-naïve, recent-onset schizophrenia and healthy controls. Schizophrenia Research, 102 (1-3), Suppl 2: 74 (abstract).
- Math SB, John JP., Girimaji SC, Benegal V, Sunny B, Krishnakanth K, Udaykumar GS, Hamza A, Tandon S, Jangam K, Mukhi C, Meena KS, Chandramukhi B, Nagaraja D (2008) Comparative study of psychiatric morbidity among the displaced and non-displaced populations in the Andaman and Nicobar Islands following the Tsunami. Prehospital and Disaster Medicine, 23 (1): 29-34 [Publisher: Cambridge Journals] (Pubmed-indexed).
- John JP* , Yashavantha BS, Gado MH, Veena N, Jain S, Ravishankar S, Csernansky JG (2007) A proposal for MRI-based parcellation of the frontal pole. Brain Structure and Function, 212: 245-253 (IF: 5.618).
- John JP, Yashavantha BS, Veena R, Gado MH, Ramesh DJ, Shakeel M, Ravishankar S, Jain S, Csernansky JG (2007) Development of a reliable and valid method for parcellation of the frontal pole. The World Journal of Biological Psychiatry Vol 8 Suppl 1: 141 (abstract).
- John JP* , Wang L, Moffit AJ, Singh HK, Gado MH, Csernansky JG (2006) Inter-rater reliability of manual segmentation of the superior, inferior and middle frontal gyri. Psychiatry Research Neuroimaging 148 (2-3): 151-163 (IF: 2.964).
- Kolur US, Reddy YCJ, John JP, Kandavel T, Jain S (2006) Sustained attention and executive function in euthymic young people with bipolar disorder. The British Journal of Psychiatry 189: 453-458 (IF: 7.911).
- John JP, Thennarasu K, Rangaswamy M, Mukundan, CR, Pradhan N (2006) Resting EEG alpha power and coherence asymmetries in neuroleptic-naïve recent-onset schizophrenia subjects and controls. Schizophrenia Research 81: 13-14 (abstract).
- John JP, Reid E, Hanlon D, Harwell, J, Wang L, Csernansky JG, Van Essen D (2006). Inter-rater reliability of a method to study prefrontal sulcal quantitative measures using Population-Average, Landmark- and Surface-based (PALS) approach. Schizophrenia Research 81: 159 (abstract).
- John JP, Arunachalam V, Bhuvaneshwari R, Lopez CC, Prabhu S, Chand P, Kumar VM (2006). Risperidone alone versus risperidone and citalopram in patients with neuroleptic-naïve, recent-onset schizophrenia: a randomized double-blind study. Australian & New Zealand Journal of Psychiatry 40 Suppl. 2: A140 (abstract).
- John JP & Khanna S. (2005). Neuroimaging in Psychiatry, In: D. Bhugra, G. Ranjith and V. Patel (Eds.), Handbook of Psychiatry-A South Asian Perspective, Byword Viva Publishers Pvt. Ltd., New Delhi, pp. 86-103 (indexed).
- John JP, Wang L, Moffit A, Singh H, Gado MH, Csernansky JG (2005). Inter-rater reliability of manual segmentation of the middle frontal gyrus. Schizophrenia Bulletin 31 (2): 393 (abstract).
- John JP (2005) Lesson of the month: Newer anticonvulsants in the management of bipolar affective disorder. Newsletter of the Indian Psychiatric Society-Karnataka branch 6: 9-12 (non-indexed).
- Manoj PN, John JP, Gandhi A, Kewalramani M, Chaturvedi SK, Murthy P, Isaac MK (2004). Delusion of test tube pregnancy in a sexually abused girl. Psychopathology, 37 (3): 152-154 (IF: 1.557).
- John JP* (2004) Lesson of the month: The concept of hysteria-Part I: The history of hysteria. Newsletter of the Indian Psychiatric Society-Karnataka branch 1: 19-20 (non-indexed).
- John JP* (2004) Lesson of the month: The concept of hysteria-Part II: History of hysterical conversion. Newsletter of the Indian Psychiatric Society-Karnataka branch 2: 6-7 (non-indexed).
- John JP*(2004) Lesson of the month: The concept of hysteria-Part III: Nosological status of hysteria. Newsletter of the Indian Psychiatric Society-Karnataka branch 3: 11-12 (non-indexed).
- John JP* (2004) Lesson of the month: Assessment and management of anxiety in patients with cardiac conditions. Newsletter of the Indian Psychiatric Society-Karnataka branch 4-5: 14-16 (non-indexed)..
- John JP* , Khanna S, Thennarasu K, Reddy S (2003). Exploration of dimensions of psychopathology in neuroleptic naïve patients with recent-onset schizophrenia/ schizophreniform disorder. Psychiatry Research 121: 11-20 (IF: 2.682).
- John JP, Khanna S, Mukindan CR (2003). Relationship between symptom dimensions and frontal lobe functions in schizophrenia. Schizophrenia Research 60 (1): 140 (abstract).
- John JP* , Khanna S, Mukundan CR, Pradhan N, Reddy S, Rangaswamy M (2002) EEG alpha coherence and psychopathological dimensions of schizophrenia. Indian Journal of Psychiatry 44(2): 97-107 [Publisher: Indian Psychiatric Society] (Pubmed-indexed); (Won the Marfatia award for the best paper presented at the Annual National Conference of the Indian Psychiatric Society (ANCIPS), Kolkota, India, January 2002.
- Khanna S, John JP, Reddy PL (2001) Neuroendocrine and behavioral responses to mCPP in obsessive-compulsive disorder. Psychoneuroendocrinology 26(2): 209-223. (won the PPA-I award for the best published paper in Psychiatry from India for the year 2001-2002) (IF: 4.944).
- John JP* , Khanna S, Mukundan CR, Reddy S (2001) Relationship between psychopathological dimensions and performance on frontal lobe tests in schizophrenia. Indian J Psychological Medicine 24 (2): 19-26 [Publisher: Medknow-Wolters Kluwer Health] (Pubmed indexed)..
- John JP, Khanna S, Mukundan CR, Pradhan N (2001). Neocortical synchronization in dimensions of schizophrenia. World Journal of Biological Psychiatry 2: 80S (abstract).
- Chaturvedi SK & John JP (2000) Pharmacoeconomics of Electroconvulsive Therapy. Archives of Indian Psychiatry 6(1): 31-34 (non-indexed).