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Sickle cell disease, also called sickle cell anemia, is a genetic condition that deforms red blood cells.
VOA: special.2009.12.16
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For example, if I isolated this one called the myeloid cell, it's capable of forming red blood cells, megakaryocytes and neutrophils.
比如,如果我分离出一个髓系细胞,它就能生成红细胞,巨核细胞和嗜中性粒细胞
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One of the most obvious things about a red blood cell is it doesn't have nucleus, it has no nucleus.
红细胞最为明显的不同就是,它是无核的,它没有细胞核
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One example of a very different cell is a red cell or red blood cell, these are the cells that give blood it's red color.
举个高度分化细胞的例子,红细胞,或称血红细胞,它们赋予了血液鲜红的色彩
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It can be used given to people to who have certain kinds of anemia to stimulate blood cell production in a specific kind of way.
它能够用于那些,罹患某种贫血的人群,来以特定的方式刺激红细胞生成
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Well, it was not very hard for me to draw this red blood cell here, it's just an oval, and one reason I draw it like an oval, is that that's basically what it looks like if you look at it.
我可以很容易的画出,一个血红细胞,就画个椭圆足矣,因为它看上去就是这个样子的
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Erythropoietin, commonly called Epo and its function is to treat anemia because it stimulates blood cell production.
促红细胞素生成素,通常简称为EPO,它的作用是刺激红细胞生成,从而能够治疗贫血
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This pluripotent stem cell from bone marrow is an example of a stem cell, an adult stem cell, a stem cell that could be identified from the blood.
这种骨髓中的多能干细胞,是干细胞的一个代表,一个成人的干细胞,可以在血液中检测到的
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A small molecule gets produced by cells in one part of the body, circulates in the blood, estrogen enters cells, and sometimes that estrogen is able to penetrate deep within the cell, even into the nucleus.
雌激素是由身体某部分细胞分泌的,随着血液循环进入细胞,有时雌激素能够进入到细胞内部,甚至进入到细胞核内
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Here, what's different between autocrine and paracrine is that there's some distance between the cell that produces the signal and the cell that receives the signal, but it's not too great a distance because the blood system doesn't have to be involved.
自分泌和旁分泌的区别在于,旁分泌中,产生信号的细胞和接收信号的细胞,之间存在着一定的距离,但这个距离并不远,因为血液系统并不参与
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