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Ryszard Bugno

Department of Medicinal Chemistry, Maj Institute of Pharmacology Polish Academy of Sciences, Kraków, Poland.

3 papers in the library · 48 citations · publishing 2021-2024

Papers

Effects of ketamine optical isomers, psilocybin, psilocin and norpsilocin on time estimation and cognition in rats

Psychopharmacology March 2, 2022 Piotr Popik, Adam S. Hogendorf, Ryszard Bugno et al. 30 citations

Time underestimation caused by (S)-ketamine may be linked to its antidepressant effects, but this came with severe behavioral disruption. The authors propose that behavioral disruption induced by psychedelics objectively indicates their psychotomimetic-like actions.

Unraveling psilocybin's therapeutic potential: behavioral and neuroplasticity insights in Wistar-Kyoto and Wistar male rat models of treatment-resistant depression.

Psychopharmacology July 4, 2024 Magdalena Kolasa, Agnieszka Nikiforuk, Agata Korlatowicz et al. 18 citations

Psilocybin shows pronounced antidepressant and pro-social effects in both Wistar-Kyoto rats, which model treatment-resistant depression, and normal Wistar rats, but with distinct time courses. The study found behavioral differences between the strains, including passive behavior and social withdrawal in Wistar-Kyoto rats. Psilocybin modulated brain-derived neurotrophic factor signaling differently in each strain and altered activity-regulated cytoskeleton-associated protein expression specifically in Wistar-Kyoto rats. These strain-specific neuroplasticity changes offer insights into the mechanisms behind psilocybin's efficacy in treatment-resistant depression.