IHH(redirected from Indian Hedgehog)
Also found in: Acronyms, Wikipedia.
IHHA gene on chromosome 2q33-q35 that encodes a member of the hedgehog family of secreted signalling molecules, which regulate various developmental processes including growth, patterning and morphogenesis. IHH plays a role in bone growth and differentiation.
IHH mutations cause brachydactyly type A1 and acrocapitofemoral dysplasia.