Nikolai Koltsov

Symptoms of victim: stroke       

Date of poisoning:??/??/1940   

Location of poisoning:Leningrad

Name of poison used: unknown

Form in which poison was consumed: unknown

Treatment facilities and provider: unknown

Treatment used:

Outcome: death

Occupation of victim: Russian Biologist

Motive for poisoning: Soviet Union

First response diagnosis:

Possible perpetrators: NKVD agents