[the products of "hybrid histocompatibility" (Hh) loci, responsible for the phenomenon known as hybrid resistance. (from Fundamental Immunology, 3rd ed., William Paul, ed., Raven Press, NY 1993, pg 1104-1105) ( NCI )]
UMLS (NCI) C0062484 - Amino Acid, Peptide, or Protein
- Immunologic Factor