| Type | disruption phenotype | Description | Rarb and Rarg, but not Rarb and Rara, double null mice exhibit growth retardation 3 weeks after birth. Defects are found in the growth plates with deficiency in cartilage. Growth retardation was noticable in limb sketal elements such as femurs. Early lethality and male sterility due to squamous metaplasia of the seminal vesicles and prostate are also observed. Isoform 2 mutants appear normal. |
