It has long been known that the amount of muscle in the body is related to bone growth, but the new study shows that fat mass is also important in building bone, particularly in girls.
众所周知,人体的肌肉与骨骼生长密切相关。最新研究显示,脂肪组织同样对骨骼发育起着重要的作用,而且这一作用在女孩子身上尤为明显。
The study appears in the October issue of The Journal of Bone and Joint Surgery.
该研究结果发布在《骨头接合手术》月刊第十期。
The centerpiece of the DNA study is a Denisovan fossil finger bone discovered in 2008.
这项DNA研究的关键物证就是于2008年发现的丹尼索万人的指骨化石。
The study is said to be the first to examine in detail measurements of bone strength instead of bone density.
VOA: special.2009.03.10
Through many decades of study, biologists have teased out certain populations of cells within the bone marrow that are capable of reproducing subsets of cells.
经过数十年的研究,生物学家们在骨髓中发现了,一些细胞群,它们能够生成细胞亚群
By taking cells from the skin, for example, or cells from your blood or cells from the bone marrow and keeping them alive in culture, we've been able to study how human cells work and learn a lot about the functioning of human organism.
举例来说,通过从人的皮肤,骨髓,或者血液中提取细胞,并在培养基中培养,就能研究人类细胞是如何工作的,并在一定程度上了解人类机体的功能
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