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单词 polyploidize
释义

polyploidizev.

Brit. /ˈpɒlɪplɔɪdʌɪz/, U.S. /ˈpɑliˌplɔɪˌdaɪz/, /ˈpɑləˌplɔɪˌdaɪz/
Forms: 1900s– polyploidise, 1900s– polyploidize.
Origin: Formed within English, by derivation. Etymons: polyploid adj., -ize suffix.
Etymology: < polyploid adj. + -ize suffix. Compare French polyploïdiser (1941).
Biology.
1. transitive. To make polyploid.Cells, tissues, etc., are commonly induced to polyploidize experimentally by treatment with a chemical agent such as colchicine.
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the world > life > biology > biological processes > genetic activity > genetic components > [verb (transitive)] > render polyploid
polyploidize1941
1941 [see polyploidizing adj. and n. at Derivatives].
1945 Bot. Rev. 9 162 Schmuck found that wheat and barley seeds were polyploidized by acenaphthene, acenaphthylene, [etc.].
1968 G. B. Wilson Elem. Cytogenetics v. 58 Many species of plants have been polyploidized by man through the use of conditions which disrupt mitosis and meiosis by preventing anaphase separation.
2000 Cell Structure & Function 25 41 To examine whether or not cells polyploidized by different mechanisms behave in a different manner, [etc.]
2. intransitive. Of a cell or nucleus: to become polyploid, to undergo polyploidization.
ΚΠ
1976 Jrnl. Embryol. & Exper. Morphol. 36 383 This nucleus polyploidizes by endoreduplication, and then either degenerates or multiplies by amitosis.
1993 Exper. Cell Res. 209 149 Cells were induced to polyploidize with colchicine and labeled with 5-bromodeoxyuridine.

Derivatives

ˈpolyploidized adj. that has become polyploid or been rendered polyploid.
ΚΠ
1944 Amer. Jrnl. Bot. 31 457/1 Polyploidy seems to bring about principally enlargement of cells in the polyploidized internal tissues of the stem without increasing the cell number.
1988 Amer. Jrnl. Bot. 75 666/2 Retention of facultative autogamy in polyploidized hybrids would allow them to establish insular populations.
1999 Cell Proliferation 32 337 The nuclear morphology of polyploidized cells was examined.
ˈpolyploidizing adj. and n. (a) adj. that induces polyploidization; (also) that is becoming polyploid; (b) n. = polyploidization n.
ΘΚΠ
the world > life > biology > biological processes > genetic activity > genetic components > [adjective] > chromosome > ploidy
haploid1906
amphikaryotic1909
polyenergid1911
polyploid1911
triploid1911
tetraploid1914
hexaploid1920
octoploid1921
pentaploid1921
triplex1921
orthoploid1923
aneuploid1924
heteroploid1926
allopolyploid1927
monoploid1928
haplontic1929
hyperdiploid1929
amphidiploid1930
hyperploid1930
hypoploid1930
polysomic1930
mixoploid1931
allotetraploid1932
autopolyploid1934
autotetraploid1935
autoploid1937
polysomatic1937
monosomatic1939
polyploidizing1941
polyploidogenic1944
amphiploid1945
merodiploid1961
pseudodiploid1963
1941 Amer. Naturalist 75 128 It is often assumed that treatment with colchicine or other polyploidizing agents, if effective, will induce an exact doubling of each chromosome.
1964 Amer. Naturalist 98 106 Only one of Kehr's plants..was the result of chromosome doubling by colchicine; it presumably arose from polyploidizing of a haploid seedling.
1995 Carcinogenesis 16 719/1 The reason for the chronic polyploidizing effect of iron is unknown.
1998 Jrnl. Biol. Chem. 273 1387 The expression of cyclin B1 mRNA is also equivalent in proliferating and polyploidizing cells.
1999 Exper. Hematol. 27 594 These effects observed in polyploidizing megakaryocytes are in contrast to those found in A[spergillus] nidulans.
This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022).
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v.1941
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