查询词典 stem from

Habenular nucleus plays a critical role in the dorsal pathway from limbic system to brain stem,and has an extensive interconnection with upper and lower structures related to reproduction.

缰核是边缘前脑至脑干背侧通路的枢纽，并与生殖功能活动有关的上下位结构有着广泛的联系。

By comparison, the hemogenic endothelium is proposed to characterize the generation of hematopoietic stem cells from mature endothelium in the PSp/AGM region.

在卵黄囊和PSp/AGM区，造血和内皮细胞的发育关系分别表现出不同的特点：二者在卵黄囊共同来源于成血血管细胞；在AGM区则更多表现为生血内皮的模式。

MATERIALS: Re-sampled blood (5 mL) suspected as new gene from Chinese hemopoietic stem cell donators.

材料：中国造血干细胞捐献者初检结果可疑为新基因的重采血样5 mL。

PF4 can obviously protect hemopoietic stem cells of mice from radiation injury and promote proliferation of HSCs after radiation.

PF4能保护小鼠骨髓造血干细胞免受电离辐射引起的损伤。

Increased intracranial pressure from a high-volume drug like penicillin could herniate his brain stem.

像青霉素这样的高容积药物引起的颅内压的升高会使他的脑干破裂

In this study, Mono-nuclear cells containing hematopoietic stem/progenitor cells were isolated from umbilical cord blood of normal full-term deliveries, healthy adult and heterocellular HPFH patient bone marrow by density gradient centrifugation. After simple purification and expansion in vitro, MNCs were induced to erythroid cell differentiation using different culture systems and cytokines including Epo, IL-3 and GM-CSF.

本研究首先利用密度梯度离心方法，从正常成人和异细胞型遗传性胎儿血红蛋白持续存在综合症家系患者的骨髓组织、健康足月正常分娩胎儿脐带血中分离得到了含有造血干／祖细胞的单个核细胞(Mono-Nuclear Cell，MNC)，进行初步纯化及体外扩增后，组合使用Epo、IL-3、GM-CSF等细胞因子，将造血干／祖细胞向红系方向进行诱导培养。

Methods Neural stem cells isolated from hippocampi of newborn wistar rats were cultured and identified.

方法取新出生的24h内的wistar大鼠，从海马中分离神经细胞，进行培养、鉴定。

Main stem undeveloped; fertile stems several, arising from rosette, diffuse or ascending, 15--50(--100) cm, glabrous or puberulent on 1 side, very rarely densely hirsute. Basal leaves with blade linear, 5--15(--30) cm × 6--9 mm, margin ciliate only proximally; cauline leaves shorter, ciliate only on 1 side of sheath mouth, glabrous elsewhere, very rarely densely hirsutulous.

根状茎无。主茎不发达；能育茎数个，基生叶具线形的叶片，5-15(-30)厘米×6-9毫米，只下部的边缘具缘毛；茎生叶短，仅在鞘口部一边具缘毛，在别处无毛，极少浓密具微糙硬毛。

Main stem undeveloped, short, with basal, rosulate leaves; fertile stems 2--4, arising from base of main stems, usually erect, sometimes ascending, to 50 cm. Basal leaves with sheath sparsely hirsutulous throughout, sometimes proximal ones hirsute only along mouth slit; blade linear, 15--35 × 0.6--1.5 cm, glabrous.

根状茎无。不发达的主茎，短，基部的具，莲座丛叶；能育茎2-4，生于主茎基部，通常直立，有时上升，在厘米基生叶具鞘疏生全部，叶片线形， 15-35 * 0.6-1.5 厘米，无毛。

OBJECTIVE: To summarize the characterization of epithelial cells and epidermal stem cells and their interaction in wound healing so that we can recognize the mechanisms of scarring from histomorphology, biochemistry and molecular variations.

目的：总结上皮细胞与表皮干细胞的特征以及在创伤愈合中的相互交织作用，从形态学和分子生物学上提高对瘢痕形成机制的认识。

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％。