The presence of polyriboadenylic acid sequences in calf lens messenger RNA.

Adenosine/metabolism Adenosine Monophosphate Animals Base Sequence Binding Sites Cattle Centrifugation, Density Gradient Chromatography DNA Nucleotidyltransferases Electrophoresis, Polyacrylamide Gel Lens, Crystalline/analysis Organ Culture Techniques Polynucleotides/analysis Polyribosomes RNA, Messenger/analysis Ribonucleases Tritium Uridine/metabolism

Polynucleotides RNA, Messenger Tritium Adenosine Monophosphate DNA Nucleotidyltransferases Ribonucleases Adenosine Uridine