Normally, the liver and kidneys produce a tiny hormone called thrombopoietin which binds to hematopoietic cell receptors.

正常情况下，肝脏和肾脏会合成一种叫做促小板生成素的激素，与造细胞受体结合。

Hematopoiesis starts with a multipotent hematopoietic stem cell which can develop into various cell types - it's future is undecided.

造多能造干细胞，分化成不同种类的细胞，未来不限量！

Iron is carried through the cardiovascular system to the body's hematopoietic tissue.

铁通过心管系统被运送到身体的造组织。

Our hematopoietic system is made in our bones.

我们的造系统是在我们的骨骼中形成的。

Other stem cells are multipotent and differentiate into a variety of cell types (ie, hematopoietic stem cells).

其他干细胞是多能的并且分化成多种细胞类型（如造干细胞）。

Conversely, primitive hematopoietic stem cells were reported to give rise to muscle, liver, intestinal, pulmonary epithelial, and neuronal cells.

相反，据报道原造干细胞会产生肌肉，肝脏，肠道，肺上皮和神经细胞。

Now, the vast majority of bone marrow is made of hematopoietic cells which are the early progenitor cells that can differentiate into other cell types.

大部分骨髓由造细胞形成；造细胞是分化为其他类型细胞的原细胞。