# Grigory Mairanovsky

> Soviet biochemist who started NKVD poison study program (1899–1964)

**Wikidata**: [Q903014](https://www.wikidata.org/wiki/Q903014)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Grigory_Mairanovsky)  
**Source**: https://4ort.xyz/entity/grigory-mairanovsky


## References

1. MAK
2. Who led the state security agencies: 1941-1954
3. Freebase Data Dumps. 2013