高等哺乳动物 meaning in English

high-mammal
higher mammal

The development of gene targeting and animal cloning thechnology makes the site - specific integration of foreign gene become possible
随着基因打靶技术和动物克隆技术技术的发展，外源基因在高等哺乳动物基因组中的定点整合成为了可能。
The results showed that the lumen of small intestine was lined by the simple columnar epithelium , most of the cells were high columnar absorbing ones with abundant developed microvilli
结果表明，中华鳖小肠黏膜上皮为单层柱状上皮，以高柱状吸收细胞为主，具有发达的微绒毛、线粒体、粗面内质网和膜包小囊泡，其结构的发达程度已接近高等哺乳动物和鸟类。
As an insect expressing system , silkworm has long been thought highly of . however , because the relation between insects and mammals is in evolution is so distant , we do not have the exact idea if the introns of the mammalian gene can be spliced correctly in insect cells and what influence the intron imposed upon the gene expressed in the insect cells
家蚕作为一种昆虫表达体系受到人们的重视，但是由于昆虫与高等哺乳动物在进化上相距较远，高等哺乳动物基因的内含子能否在昆虫细胞中正确剪切，内含子对此基因在昆虫细胞中表达影响如何，目前有许多的争论。