the binding was of high affinity and specific for retinol ( kd = 35 nm ) , with other retinoids such as trans-retinoic acid , retinal , and the synthetic analogues , all-trans-9- ( 4-methoxy-2,3,6-trimethylphenyl ) -3,7-dimethyl-2,4,6,8-nona tetraenoic acid and p- [ ( e ) -2- ( 5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthyl ) -1-propenyl ] benzoic acid , showing little or no competition .
C0035339
retinoids
C0040845
trans-retinoic acid