搜索结果: 46-60 共查到“国际动态 生物物理学”相关记录119条 . 查询时间(4.739 秒)
Researchers reveal bioelectric patterns guiding worms’ regenerative body plan after injury
Researchers bioelectric patterns worms’ regenerative body plan after injury
2017/7/20
Researchers have succeeded in permanently rewriting flatworms’ regenerative body shape by resetting their internal bioelectric pattern memory, causing even normal-appearing flatworms to harbor the “co...
“Persistent Photoconductivity”Offers New Tool for Bioelectronics
Persistent Photoconductivity Bioelectronics
2017/7/19
Wide bandgap semiconductors such as gallium nitride (GaN) exhibit persistent photoconductivity properties. This work incorporates this asset into the fabrication of a unique biointerface. Templates wi...
Portable nanofiber device offers precise,point-and-shoot capability
Portable nanofiber point-and-shoot capability
2017/3/14
The research was published recently in Macromolecular Materials and Engineering.There are many ways to make nanofibers. These versatile materials — whose target applications include everything fr...
Electronic circuits are found in almost everything from smartphones to spacecraft and are useful in a variety of computational problems from simple addition to determining the trajectories of interpla...
DNA天然荧光首次被“捕获”
DNA天然荧光 捕获
2017/2/22
美国西北大学官网近日发布消息称，该校科学家开发的一种全新成像技术（SPLM）创造了新的“衍射极限”，其分辨率跨过10纳米“门槛”，达到6个纳米。研究团队还用该技术首次捕捉到DNA（脱氧核糖核酸）发出的天然荧光。数十年来，教科书认定，活细胞内的DNA、RNA（核糖核酸）、蛋白质等大分子自身不会发出可视化荧光，因此，现有研究DNA和遗传物质的成像技术大多利用特定荧光染料。但这些染料会影响细胞功能，有些...
Organ-on-a-chip mimics heart’s biomechanical properties
Organ-on-a-chip mimics heart biomechanical properties
2017/3/14
The human heart beats more than 2.5 billion times in an average lifetime. Now scientists at Vanderbilt University have created a three-dimensional organ-on-a-chip that can mimic the heart’s amazing bi...
Flat-footed fighters
Flat-footed fighters
2017/3/13
Walking on our heels, a feature that separates great apes, including humans, from other primates, confers advantages in fighting, according to a new University of Utah study published Feb. 15 in&...
Determining the exact configuration of proteins and other complex biological molecules is an important step toward understanding their functions, including how they bind with receptors in the body. Bu...
Artificial intelligence uncovers new insight into biophysics of cancer
Artificial intelligence biophysics of cancer
2017/2/16
Scientists from Tufts University's School of Arts and Sciences, the Allen Discovery Center at Tufts, and the University of Maryland, Baltimore County have used artificial intelligence to gain insight ...
Researchers develop label-free technique to image microtubules
Researchers label-free technique image microtubules
2017/2/16
Imaging very small materials takes not only great skill on the part of the microscopist, but also great instruments and techniques. For a refined microscopic look at biological materials, the challeng...
Graphene nanoribbons (GNRs) bend and twist easily in solution, making them adaptable for biological uses like DNA analysis, drug delivery and biomimetic applications, according to ...
Biophysics fights cancer
Biophysics fights cancer
2016/6/22
Whether it focuses on determining why certain cancers develop drug resistance, finding a way to improve individual's immune systems or better understanding cancer cell evolution, fundamental scientifi...
光让活性粒子上演“变形记”
光 活性粒子 变形记
2016/4/5
据瑞典隆德大学官方网站消息，该校科学家发现，他们能借助某一波长的光，让活性材料进入运动状态并控制其运动，这一研究未来有望广泛应用于环保、医学以及可编程新材料的研制等领域。隆德大学的约雅金·斯滕哈马尔领导了这项研究，他同德国杜塞尔多夫大学、英国爱丁堡大学和剑桥大学的科学家们一起，研制出了一种模型。利用这一模型，某类光能控制活性粒子的运动，这种光能使粒子、细菌和海藻等微生物自动形成某种类似泵的事物，上...
Search Technique Helps Researchers Find DNA Sequences in Minutes Rather Than Days
Researchers DNA Sequences Minutes Rather Than Days
2016/2/23
Database searches for DNA sequences that can take biologists and medical researchers days can now be completed in a matter of minutes, thanks to a new search method developed by computer scientists at...
Scientists Demonstrate Basics of Nucleic Acid Computing Inside Cells
Scientists Nucleic Acid Computing Inside Cells
2016/2/22
The research uses DNA strand displacement, a technology that has been widely used outside of cells for the design of molecular circuits, motors and sensors. Researchers modified the process to provide...