Biological activities of isatin and its derivatives SURENDRA NATH PANDEYA1*

Isatin (2,3-dioxindole) is an endogenous compound identified in humans, and its ef-fect has been studied in a variety of systems. Biological properties of isatin include a range of actions in the brain and offer protection against certain types of infections. CNS ACTIVITIES CNS depressant activities. – Isatin has a range of actions such as CNS-MAO inhibi-tion, anticonvulsant and anxiogenic activities. Its effect as a mono amino-oxidase (MAO) inhibitor is the most potent in vitro action recorded to date. It is a selective MAO B inhi