sodium dodecyl sulfate/polyacrylamide gel electrophoresis of [ ( 35 ) s ] methionine- and [ ( 3 ) h ] fucose-labeled proteins present in oocytes , zonae pellucidae , and follicle cells revealed that denuded oocytes synthesize and secrete zona pellucida proteins , whereas no evidence was obtained to suggest that follicle cells synthesize these proteins .
C0029045
oocytes
C0018120
follicle