Presumptive mRNA for procollagen: occurrence in membrane bound ribosomes of embryonic chick tendon fibroblasts.

Animals Carbon Radioisotopes Cellulose Centrifugation, Density Gradient Chick Embryo Chromatography Collagen/biosynthesis Dactinomycin/pharmacology Electrophoresis, Polyacrylamide Gel Fibroblasts/cytology,metabolism Hydroxyproline/metabolism Membranes/drug effects,metabolism Molecular Weight Polyribosomes/metabolism Proline/metabolism Protein Biosynthesis RNA, Messenger/metabolism Ribosomes/drug effects,metabolism Spectrophotometry, Ultraviolet Tendons/cytology,metabolism Tritium Uridine/metabolism

Carbon Radioisotopes RNA, Messenger Tritium Dactinomycin Cellulose Collagen Proline Hydroxyproline Uridine