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- Cell nuclear sterile line 细胞核不育系
- Positive dots appeared in nuclear DNA and chloroplast DNA of D-type sterile line and its hybrid F1,but did not appear in the receptor. 实验结果表明：D型不育系及杂种F1核DNA和叶绿体DNA点杂交均呈阳性反应，而受体无阳性反应。
- The paper introduces the breeding methods of the homozygous two-type line,temporary maintainer line and complete sterile line with a recessive epistasis nuclear male sterile. 对甘蓝型油菜隐性上位细胞核雄性不育纯合两型系、临保系和全不育系的转育方法进行了介绍。
- nuclear sterile lines 核不育系
- The result showed that the microspore mother cell of male sterile line could pass through meiosis and form tetrads and then tetrads could release microspore as the same as fertile line. 观察结果表明：大葱雄性不育系和保持系的小孢子母细胞都能正常进行减数分裂，四分体可以释放出小孢子。
- The couse of the pollen abortion in a dual usage nuclear sterile strain the newtype upland rice Kunzhi S-1 is reported in this paper for the first time. 摘要 本文首次报道了一种新型旱稻昆植S-1两用核不育系的花粉败育过程。
- Genetic analysis showed 291S might be a genic male sterile line, its sterility was controlled by a major recessive nuclear gene and was influenced by other minor genes. 遗传分析表明，291S可能为隐性核不育类型，其不育性由一对主效基因控制，还受到微效基因的修饰作用。
- Somatic cell nuclear transfer - the transfer of a cell nucleus from a somatic cell into an egg from which the nucleus has been removed. 体细胞核转移-将体细胞中的细胞核转移到另一个已去除细胞核的卵细胞中。
- Objective: To study the expression of proliferating cell nuclear antigen (PCNA) and fibronectin (FN) in placenta of early abortion. 摘要目的：观察增殖细胞核抗原、纤粘连蛋白在早期自然流产患者胎盘中的表达情况。
- Observations on the Morphological Structure of Style and Stigma of Male Sterile Line of Medicago varia Martin. Cv. 苜蓿雄性不育系花柱与柱头形态结构观察研究。
- They will appeal to privately funded researchers and clinics not to try to clone humans by body cell nuclear transfer. 他们会呼吁有私人基金会赞助的研究人员和诊所不要用人体细胞核转移技术来克隆人类。
- Inheritance and Utilization of Recessive Genic Male Sterile line ZWA in Brassica Napus L. 甘蓝型油菜隐性核不育材料ZWA的遗传利用研究。
- Scientists have been warring over the issue of cloning a human child by body cell nuclear transfer. 科学家们就通过人体细胞核转移去克隆人的问题争论不休。
- The expression of proliferating cell nuclear antigen (PCNA) in the samples was studied with immunohistochemical method. 结果：大鼠髁突软骨细胞的PCNA表达，存在明显的昼夜节律性；
- Alloplasmic male sterile line 034A was breeded by using method of distant hybridization and backcross. 通过萝卜远缘杂交创建不育源,再经过回交转育而选育出异源胞质不育系034A。
- Among sterile lines 880A is a better A line, though it is susceptive in smut. 不育系中，880A表现较好，但是易感黑穗病，需要改良。
- Expression of proliferating cell nuclear antigen (PCNA) was observed in kidney cell by immunohistochemistry. 结果不同剂量过量氟组大鼠肾、心、肝脏的实质细胞肿胀和单个细胞坏死。
- Objective: To study the value of cytophotometric determination of cell nuclear DNA in diagnosis and prognosis oftumor. 目的：研究显微分光光度计测量细胞DNA对肿瘤诊断和预后的价值。
- Title： Anatomical Observations of Anther Development of NCa, a Cytoplasmic Male Sterile Line in Rapeseed( Brassica napus L. 关键词：甘蓝型油菜;细胞质雄性不育;花药发育;花粉败育;细胞解剖学
- Proliferating cell nuclear antigen(PCNA)is an objective index to evaluate cell proliferation state. 增殖细胞核抗原(PCNA)是评价细胞增殖状态的客观指标。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
