质粒是在原核和真核细胞中发现的染色体外的双链环状DNA分子。
Plasmids are exta - chromosomal doublestranded, circular DNA molecules found in prokaryotic and eukaryotic cells.
四倍体育种中染色体组操作的结果除了产生整倍体外，还产生大量的非整倍体。
Manipulation of chromosome in tetraploid breeding resulted in not only euploids, but also a great many aneuploids.
目的研究烹调油烟冷凝物对离体外周血淋巴细胞染色体畸变率和微核率的影响。
Objective To investigate the effects of cooking oil fume condensate on the frequencies of chromosome aberration and micronucleus of peripheral blood lymphocytes.
目的评价自体外周血造血干细胞移植（PBSCT）治疗无染色体异常的急性白血病（AL）的疗效。
Objective To evaluate the effect of auto-peripheral blood stem cells transplantation (PBSCT) for acute leukemia (AL) without abnormal chromosome.
目的：研究体外培养发育的人胚卵裂球18、X及Y染色体数目变异和培养方式对颗粒细胞分泌功能的影响。
Objective:To study the numerical deviation of chromosome of 18, X and Y in blastomeres developed in vitro and effects of culture system on granulosa cells secretory function.
本文用人体外周血淋巴细胞微核和姐妹染色体互换试验研究酸角的抗突变作用。
Antimutagenici effects of tamarind were studied with micronucleus and sister-chromatid exchange tests in human peripheral blood lymphocytes.
本文用人体外周血淋巴细胞微核和姐妹染色体互换试验研究酸角的抗突变作用。
Antimutagenici effects of tamarind were studied with micronucleus and sister-chromatid exchange tests in human peripheral blood lymphocytes.
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