单词 | m-phase promoting factor |
释义 | > as lemmasM-phase promoting factor 13. In form M. Cell Biology and Genetics. The period of the cell reproduction cycle in which mitosis or meiosis occurs; usually attributive in M phase, esp. M-phase promoting factor. ΚΠ 1957 Physiol. Rev. 37 52 (caption) The cell cycle in bone marrow cells. M = mitosis;... S = period of DNA synthesis. 1985 J. Gerhart et al. in Cytobios 43 335 (heading) British M-phase promoting factors from eggs of Xenopus laevis. 1989 B. Alberts et al. Molecular Biol. Cell (ed. 2) xiii. 734 Apparently the M-phase cytoplasm contains a powerful M-phase-promoting factor (abbreviated as MPF) to which a nucleus in any phase of the cycle is susceptible. 1989 Nature 11 May 97/1 Actively dividing eukaryotic cells proceed through an orderly sequence of events termed the cell cycle, which in both mitotic and meiotic varieties culminates in the ‘M-phase’ of nuclear division. 1991 EMBO Jrnl. 2865/2 After fertilization, the oocytes do not require new protein synthesis to complete first meiosis, which seems to imply that cyclin A is not strictly required to enter M phase. 1998 Molecular Human Reprod. 4 745 This and several subsequent steps of meiosis are controlled by the M-phase promoting factor (MPF). < as lemmas |
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