| 释义 |
polyadenylic acid
pol·y·ad·e·nyl·ic acid P0419850 (pŏl′ē-ăd′n-ĭl′ĭk)n. Abbr. poly(A) A polymer of adenosine nucleotides that is often attached to eukaryotic messenger RNA and stabilizes the molecule before transport from the nucleus into the cytoplasm.pol′y•ad•e•nyl′ic ac′id (ˈpɒl iˌæd nˈɪl ɪk, ˌpɒl-)
n. a segment of nucleotides composed of adenylic acid residues, appearing at the tail end of messenger RNA after transcription and inducing stability: added to DNA fragments in certain genetic engineering procedures. Also called poly A. [1955–60]
polyadenylic acid
polyadenylic acid (pŏl′ē-ăd′n-ĭl′ĭk)n. Abbr. poly(A) A polymer of adenosine nucleotides that is often attached to eukaryotic messenger RNA and stabilizes the molecule before transport from the nucleus into the cytoplasm. |