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单词 polydeoxyribo-
释义

polydeoxyribo-comb. form

Stress is usually determined by a subsequent element and vowels may be reduced accordingly. Some degree of stress is usually maintained on the first and sixth syllables. If the subsequent element is an existing word, it is likely to retain its original stress pattern, e.g. polydeoxyribocytidylic Brit. /ˌpɒlɪdɪɒksɪˌrʌɪbə(ʊ)sʌɪtᵻˈdɪlɪk/, U.S. /ˈˌpɑlidiˌɑksiˌraɪboʊˌsɪdəˈdɪlɪk/, /ˈˌpɑlidiˌɑksiˌraɪboʊˌsaɪdəˈdɪlɪk/.
Origin: Formed within English, by compounding. Etymons: poly- comb. form, deoxy- comb. form, ribo- comb. form.
Etymology: < poly- comb. form + deoxy- comb. form + ribo- comb. form, after deoxyribonucleic acid n. Compare polydeoxy- comb. form, polyribo- comb. form.Earliest in polydeoxyribonucleotide n.
Biochemistry.
Forming the names of polymers of deoxyribonucleotides, as polydeoxyriboadenylate; polydeoxyriboadenylic, polydeoxyribocytidylic, polydeoxyribonucleic, etc., adjectives. See also polydeoxyribonucleotide n.The shorter combining form polydeoxy- comb. form is now more commonly used for these terms.
ΚΠ
1961 Proc. National Acad. Sci. U.S.A. 47 1550 The association..between polyribonucleic acid and polydeoxyribonucleic acid chains to form RNA–DNA hybrid double helices may be broken by heat.
1971 Biochimica et Biophysica Acta 247 412 (title) Methylated polydeoxyribocytidylic acid templates for RNA polymerase.
1986 Jrnl. Biol. Chem. 261 7136 The kinetics of the reactions of exonuclease I with purified polydeoxyriboadenylates of defined size distributions have been investigated.
1996 Bioconjugate Chem. 7 564 This conjugate formed hyperstabilized complexes with complimentary polyribo-..and polydeoxyriboadenylic..acids.
This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022).
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