NCIt definition : An autosomal recessive condition caused by mutation(s) in the IL12RB1 gene, encoding
interleukin-12 receptor subunit beta-1. It is characterized by a susceptibility to
mycobacterial disease. IL12RB1 associated with IL12RB2 results in a high affinity
receptor for IL12. IL12RB1 combined with IL23R forms the interleukin-23 receptor.;