colicin
English
Etymology
From French colicine, from coli- + -cine, with ending formed by analogy from antibiotics like auréomycine, streptomycine, with second element from myc- + -ine.
Noun
colicin (plural colicins)
- (biochemistry) Any of a class of proteins, secreted by certain strains of bacteria, that kill but do not lyse other strains