Exploring the neural mechanisms of finasteride: a proteomic analysis in the nucleus accumbens
Alessio Soggiù, Cristian Piras, Viviana Greco, Paola Devoto, Andrea Urbani, Luigino Calzetta, Marco Bortolato, Paola Roncada
Psychoneuroendocrinology2016
Summary (paraphrased)
Building on evidence that finasteride can blunt dopamine-receptor signalling in the nucleus accumbens — a hub of the reward circuit — the authors profiled protein expression in this region after acute and subchronic finasteride treatment in rats (n=5 per group) using two-dimensional electrophoresis coupled with mass spectrometry. The study maps which protein networks shift when 5-alpha-reductase is blocked in a reward-related brain region, aiming to explain both the drug's adverse psychological effects and its paradoxical therapeutic signals in dopamine-linked neuropsychiatric conditions.
Why it’s in the corpus
Direct protein-expression evidence of finasteride's impact on reward-circuit neurochemistry — bridges the corpus's gene-expression/proteomics axis with the anhedonia and motivational symptoms reported in PFS.
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