Ir gene
[ ahy-ahr ]
/ ˈaɪˈɑr /
noun Immunology.
a gene controlling the magnitude of the immune response to a particular antigen.
Origin of Ir gene
1970–75; i(mmune) r(esponse)
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019