ChEBI

A molecular entity capable of donating a hydron to an acceptor (Bronsted base).

A molecular entity capable of accepting a hydron from a donor (Bronsted acid).

A role played by a chemical compound in biological systems with adverse consequences in embryo developments, leading to birth defects, embryo death or altered development, growth retardation and functional defect.

A substance that kills or slows the growth of microorganisms, including bacteria, viruses, fungi and protozoans.

Any fungal metabolite produced during a metabolic reaction in Penicillium.

A substance that inhibits or prevents the proliferation of neoplasms.