Cathelicidins are rich in which of the following amino acid?: (A) Cysteine, (B) Cystine, (C) Methionine, (D) Arginine
Answer is D. Microbial killing can also occur through the action of other substances in leukocyte granules. Cationic arginine-rich granule peptides that are toxic to microbes; cathelicidins is present in leukocyte granules. Ref: Robbins 8th edition, Chapter 2.