单词 | tetraparental |
释义 | > as lemmastetraparental tetraparental adj. Brit. /ˌtɛtrəpəˈrɛntl/ , U.S. /ˌtɛtrəpəˈrɛn(t)l/ Biology (of an organism) produced by the fusion of two embryos; also as n., a tetraparental individual.ΘΚΠ the world > life > biology > biological processes > procreation or reproduction > embryo or fetus > [noun] > produced by fusion of two tetraparental1970 the world > life > biology > biological processes > procreation or reproduction > embryo or fetus > [adjective] > produced by fusion of two allophenic1967 tetraparental1970 1970 Nature 31 Jan. 462/2 Tetraparental mice are produced by fusing two eight-cell stage embryos. 1970 Nature 31 Jan. 462/2 Allelic differences between the strains produce mosaic patterns in the adult tetraparental which make possible inferences about development. 1971 New Scientist 8 Apr. 72/1 One of the most fascinating tools employed in studying these processes [of tissue differentiation]..is provided by ‘tetra~parental’ mice. 1979 Nature 11 Oct. 429/1 B. Mintz (Institute for Cancer Research, Philadelphia)..pioneered the use of allophenic mice (formed by aggregating cells from two 8-cell embryos from two different pregnant mice, hence tetraparental). < as lemmas |
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