• 人造组织新培育方法问世

    10-05-14 Tissue engineering has long held promise for building new organs to replace damaged livers, blood vessels(血管) and other body parts. However, one major obstacle is getting cells grown in a lab dish to form 3-D shapes instead of flat layers. Resea...

  • 子宫内膜干细胞可修复受损脑细胞

    10-05-07 Stem cells derived from the endometrium ( uterine lining子宫内膜 ) and transplanted into the brains of laboratory mice with Parkinson's disease appear to restore functioning of brain cells damaged by the disease, according to a new study by Yale Sch...

  • 可促使癌细胞生长的“垃圾DNA”被发现

    10-05-03 Researchers from the University of Leeds, UK, the Charit University Medical School and the Max Delbrck Centre for Molecular Medicine (MDC) in Berlin, Germany, have discovered a new driving force behind cancer growth. Their studies have identified ho...

  • 科学家发现基因调节新计算方法

    10-04-25 Scientists have developed a new computational model to uncover gene regulation, the key to how our body develops and how it can go wrong. The researchers, from The University of Manchester (UK), Aalto University (Finland) and the European Molecular...

  • 斯坦福科学家从植株中提取出微弱电流

    10-04-14 In an electrifying(令人振奋的,惊人的) first, Stanford scientists have plugged in to(对很感兴趣) algae(海藻) cells and harnessed a tiny electric current. They found it at the very source of energy production photosynthesis(光合作用) , a plan...

  • 斯坦福科学家从植株中提取出微弱电流

    10-04-14 In an electrifying(令人振奋的,惊人的) first, Stanford scientists have plugged in to(对很感兴趣) algae(海藻) cells and harnessed a tiny electric current. They found it at the very source of energy production photosynthesis(光合作用) , a plan...

  • 亨廷顿舞蹈病可能由蛋白质突变导致

    10-04-12 In a step towards a possible treatment for Huntington's disease, scientists at Albert Einstein College of Medicine of Yeshiva University have shown for the first time that the accumulation of a mutated(变化,突变) protein may explain damaging cell...

  • 麻省理工学院发明细胞新测量系统

    10-04-12 Using a sensor that weighs cells with unprecedented(空前的) precision, MIT and Harvard researchers have measured the rate at which single cells accumulate(积攒,累积) mass a feat(功绩,壮举) that could shed light on how cells control their gro...

  • 研究:新生长因子促使干细胞生长、再生

    10-03-22 Scientists at Duke University Medical Center have identified a new growth factor that stimulates(刺激,鼓励) the expansion and regeneration of hematopoietic(生血的,造血的) (blood-forming) stem cells in culture and in laboratory animals. The dis...

  • 糖分在细胞分裂中起关键作用

    10-02-08 Using an elaborate(精心制作的) sleuthing(侦查) system they developed to probe how cells manage their own division, Johns Hopkins scientists have discovered that common but hard-to-see sugar switches are partly in control. Because these previousl...