新的研究揭示了骨髓干细胞发育生成多种不同的细胞进入血液循环的生物学现象。
New research sheds light on the biological events by which stem cells in the bone marrow develop into the broad variety of cells that circulate in the blood.
蚯蚓是陆地生态系统中最为重要的大型土壤动物，它们通过影响土壤物理、化学和生物学性质来影响土壤养分的循环与转化。
It is well known that earthworm can affect nutrient cycling in terrestrial ecosystems significantly through modifying soil physical, chemical and biological properties.
本文概述弱激光的生物学效应，对弱激光照射在机体免疫、血液循环、组织代谢及神经等不同系统功能上的作用进行综述。
In this article, the biological effect of low-level laser irradiation was summarized, and the application in different systems, such as immunity, circulation, metabolism and nerves were reviewed.
文章介绍了循环dna的生物学特征，并对近年来游离循环dna的研究和应用进展做了简单的回顾。
This article reviewed some biology characteristics of free circulating DNA, the recent researches of free circulating DNA and its application.
文章介绍了循环dna的生物学特征，并对近年来游离循环dna的研究和应用进展做了简单的回顾。
This article reviewed some biology characteristics of free circulating DNA, the recent researches of free circulating DNA and its application.
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