... The bovine cDNA was synthesized by RT-PCR using syntheticprimers based on the EST sequences, cloned into the pCR2.1 vector, and sequenced on both strands. The clonedcDNA was 1370 bp long and contained ... inembryogenesis and morphogenesis [13]. Among these, the Greenberg skeletal dysplasia has been hypothesized tooriginate from D14-SR de®ciency [14]. In addition, interestin the C29D8,14,24 and ... (C29D8,24 )and 4,4-dimethyl-5a-cholesta-8-en-3b-ol, respectively, by the action of D14-SR [2]. The saturation of the C14C15double b ond may occur at different stages of the pathwayleading from...