so croce's team purposely altered a single type of microrna gene in lab mice 所以c的小组故意在一只实验鼠的身上改变了一种微型rna基因
scientists have known for decades that male lab mice produce high-frequency sounds-when they pick up the scent of a female mouse 几十年前科学家们就知道,当实验室中的雄性老鼠闻到雌性老鼠的气味时,会发出高频率的声音。
scientists have known for decades that male lab mice produce high-frequency sounds-undetectable by human ears-when they pick up the scent of a female mouse 几十年前科学家们就知道,当实验室中的雄性老鼠闻到雌性老鼠的气味时,会发出高频率的声音,这种声音人耳通常是无法察觉的。
scientists have known for decades that male lab mice produce high-frequency sounds-undetectable by human ears-when they pick up the scent of a female mouse . this high-pitched babble is for courtship, although scientists are not certain 几十年前科学家们就知道,当实验室中的雄性老鼠闻到雌性老鼠的气味时,会发出高频率的声音,这种声音人耳通常是无法察觉的。
researchers have discovered that a compound in red wine called resveratrol caused lab mice to live longer . not only that, the mice also experienced a reversal in genes associated with heart disease, diabetes and other weight-related maladies 研究人员在红葡萄酒中发现了一种名叫白藜芦醇属于多元酚类的物质,这种物质不仅使试验小白鼠的寿命得以延长,而且还减少了它们患心脏病糖尿病和由肥胖引发的其它疾病的几率。