查询词典 stem from

It can also be used as a graft to restore corneal surfaces suffering from limbal stem-cell deficiency.

它也可以被用做支架来重建角膜缘干细胞缺损的角膜表面。

In Huaihua than in the old leaves, and the content was the least in stem. Conclusion: The optimum conditions for extracting total flavonoids from Lithocarpus polystachyus Rehd. were material to 70% ethanol concentration ratio 1:35, ultrasonic power 540W, and extraction time15 min.

以原料35倍量的70%乙醇作为溶剂，在提取功率600W、提取时间15min的条件下，即可获得多穗柯总黄酮最佳提取效果；8~10月采摘嫩叶存放时间越短，总黄酮含量越高。

II In vitro plant regeneration system was established from the leaf and stem segments of Lycopersicon esculentum Mill, and was used for transformation.

对再生植株PCR以及RT-PCR检测结果均呈阳性，从而初步建立了番茄(来源：ABc5C论文网www.abclunwen.com)的遗传转化体系。

The Persian word is a u-stem adjective from an Indo-Iranian root *magh "powerful, rich" also continued in Sanskrit magha "gift, wealth", magha-vant "generous".

这个波斯语是一个印度——伊朗语形容词&强大的，富饶的&的根源而来，也延伸到梵语的&礼物，财富&，还有&大方，慷慨&（印度因陀罗神的其中一个称呼）。

Embryonic Stem cellscan be derived from the early stage em bryos of mammiferous animals.

从哺乳动物早期发育阶段的胚胎中可以得到胚胎干细胞。

Drs. Vittorio Sartorelli and Marcella Fulco from the National Institutes of Health investigated how the availability of glucose affects the ability of muscle stem cells, called myoblasts, to develop (or "differentiate") into mature skeletal muscle fibers.

这项研究为正在进行的关于限制热量对生理和衰老的影响的研究提供了新的转折，而且可能导致治疗肌肉萎缩的新疗法。

The callus of Maytenus hookeri Loes was induced from the stem tips and tender leaves,and its chemical constituents were studied as well.

以云南美登木的茎尖、嫩叶和叶柄为材料建立了其愈伤组织培养系统，并对愈伤组织的化学成分进行了初步研究。

The extraction of alkaloids from the stem of Solanum melongena Linn.

以茄秆为原料，用索氏提取法进行生物总碱的提取，用酸碱滴定法对提取的生物总碱的含量进行测定。

To mensurate the expression of MDR1 of different breast cancer cells from human breast cancer primary cells and MCF-7 breast cancer cell line,and the kill effect of chemotherapy drug with different breast cancer cells in vitro,and the change of the proporation and the expression of MDR1 of breast cancer stem cells after chemotherapy.

测定人乳腺癌标本和MCF-7中不同细胞亚群的MDR1表达情况；并测定化疗药物在体外对人乳腺癌原代细胞和MCF-7中不同细胞亚群的杀伤作用，以及在化疗药物干预后，乳腺癌干细胞的含量和MDR1表达的变化情况。

Undifferentiated tissue from which new cells are formed, as at the tip of a stem or root meristematic

分节的，分成体节的 meritn。功绩，价值，真相

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。