Tiwari P, Nayak SM, Sepeda ND, Ehrenkranz R, Levine MA, Rohde JS, Miller E, Beritela CM, Scott JV, Nestadt G, Barrett FS, Yaden DB (2026). An Open-Label Multidose Psilocybin Intervention for Obsessive-Compulsive Disorder: A randomized clinical trial. MedRxiv: https://doi.org/10.64898/2026.10.01.26364511
Jenkins BW, Moore CF, Tiwari P, Lichtman AH, Poklis JL, Jantzie LL, Weerts EM (2026). Advancing a preclinical model of full-term prenatal exposure to vaporized ∆9-tetrahydrocannabinol (THC). (Accepted in Cannabis and Cannabinoid Research, September 2026)
Chaudhari PR, Pange N, Singla A, Suryavanshi S, Kukkemane K, Chaudhari P, Mohanty BS , Vuruputuri RM, Singh A, Fanibunda SE, Masurkar SA, Suri D, Tiwari P, Pradhan A, Kapri D, Mendon S, Viswanath B, Maji SK, Kolthur-Seetharam U, Vaidya ADB, Sandi C, Vaidya VA (2026). Adult-onset nicotinamide supplementation prevents the emergence of early-life stress driven inflammatory signatures, blood-brain barrier compromise, hippocampal mitochondrial dysfunction and cognitive aging. BioRxiv, Research Square: https://doi.org/10.21203/rs.3.rs-8934974/v1
Tiwari P, Jenkins BW, Moore CF, Zhou H, George T, Yaden DB, Weerts EM (2026). Beyond head-twitch response: Acute psilocybin affects spontaneous behaviors in rats in a dose-dependent manner. Journal of Psychopharmacology (2026): 02698811261478600
Kapri D, Jayaprasad AB, Tiwari P, Sharma M, Balakrishnan A, Singla A, Mazumder I, Kolthur-Seetharam U, Fanibunda SE, Vaidya AD, Vaidya VA (2026). Norepinephrine regulates hippocampal mitochondrial biogenesis via β2-adrenergic receptor signaling and PGC-1α. Neuropsychopharmacology. 2026 Jun 25:1-2.
Tiwari P, Vuruputuri RM, Mukherjee S, Vaidya VA (2026). Chemogenetic inhibition of ventral hippocampal inputs to the basal amygdala reduces anxiety-like behavior. Biochemical and Biophysical Research Communications. 2026 May 8:153907
Nayak SM, Sepeda ND, Dick MN, Tiwari P, Zahid Z, Sayalı C, Weiss BM, Yaden DB, Garcia-Romeu A, Barnett BS, Barrett FS (2026). Acute Cardiovascular Effects of Psilocybin: A Pooled Analysis of 14 Studies with Safety Recommendations. medRxiv. 2026 Apr 30:2026-04
Pradhan A, Pati S, Saba K, Chaudhari PR, Tiwari P, Kapri D, Balakrishnan A, Patel AB, Vaidya VA (2026). Chronic postnatal chemogenetic activation of forebrain excitatory neurons modulates adult glial function and metabolism in male mice. European Journal of Neuroscience 64, no. 7: e70702.
P Tiwari and VA Vaidya (2025). Acute DOI treatment evokes dose and species-dependent locomotor effects on the elevated plus maze
Progress in Neuro-Psychopharmacology and Biological Psychiatry. https://doi.org/10.1016/j.pnpbp.2025.111558
P Tiwari, PA Davoudian, D Kapri, RM Vuruputuri, LA Karaba, M Sharma, G Zanni, A Balakrishnan, PR Chaudhari, A Pradhan, S Suryavanshi, KG Bath, MS Ansorge, AFernandez-Ruiz, AC Kwan, VA Vaidya (2024). Ventral hippocampal parvalbumin interneurons gate the acute anxiolytic action of the serotonergic psychedelic DOI.
P Tiwari, R Ehrenkranz, DB Yaden (2024). Psychiatric Applications of Psychedelics
Neurobiological Foundations for Treatments of Depression, Anxiety, and Obsessive-Compulsive Disorder. Advances in Psychiatry and Behavioral Health. https://doi.org/10.1016/j.ypsc.2024.04.005
M Graziosi, JS Rohde*, P Tiwari*, J Siev, DB Yaden (2024). Psychedelics, OCD and related disorders: A systematic review.
Journal of Obsessive-Compulsive and Related Disorders, 100873. https://doi.org/10.1016/j.jocrd.2024.100873
P Tiwari*, AP Berghella*, C Sayalı, MK Doss, FS Barrett, DB Yaden (2023). Learned Helplessness As a Potential Transdiagnostic Therapeutic Mechanism of Classic Psychedelics. Psychedelic Medicine 1 (2), 74-86. https://doi.org/10.1089/psymed.2023.0010
T Banerjee, S Pati, P Tiwari, VA Vaidya (2022). Chronic hM3Dq-DREADD-mediated chemogenetic activation of parvalbumin-positive inhibitory interneurons in postnatal life alters anxiety and despair-like behavior in adulthood in a task- and sex-dependent manner.
Journal of Biosciences volume 47, Article number: 68. https://doi.org/10.1007/s12038-022-00308-0
A Sood, PR Chaudhari*, P Tiwari*, S Shah, VA Vaidya (2022). Acute immobilization stress evokes sexually dimorphic peripheral and hippocampal neuroimmune responses in adult rats.
Neuroscience Letters, 136871 https://doi.org/10.1016/j.neulet.2022.136871
S Pati, K Saba*, SS Salvi*, P Tiwari, PR Chaudhari, V Verma, S Mukhopadhyay, D Kapri, S Suryavanshi, JP Clement, AB Patel, VA Vaidya (2020). Chronic postnatal chemogenetic activation of forebrain excitatory neurons evokes persistent changes in mood behavior.
eLife 9, e56171, https://doi.org/10.7554/eLife.56171
SE Fanibunda, S Deb*, B Maniyadath*, P Tiwari, U Ghai, S Gupta, D Figueiredo, N Weisstaub, JA Gingrich, ADB Vaidya, U Kolthur-Seetharam, VA Vaidya (2019). Serotonin regulates mitochondrial biogenesis and function in rodent cortical neurons via the 5-HT2A receptor and SIRT1–PGC-1α axis.
Proceedings of the National Academy of Sciences 116 (22), 11028-11037, https://doi.org/10.1073/pnas.1821332116