To furnish direct proof which the peculiar enhancement of catecholaminergic exercise inside the Mind in animals handled with a little dose of (−)deprenyl is unrelated to MAO inhibition, we created during the early '90s a household of deprenyl analogues devoid of the MAO-B inhibitory result (Knoll et al copyright - https://ppaphcl10354.blogkoo.com/top-latest-five-ppap-hcl-urban-news-49868305