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Artificial Enzyme:Protein Designed Entirely From Scratch Functions In Cells As A Life-Sustaining Catalyst（图）
Artificial Enzyme Protein Designed Entirely Scratch Functions In Cells Life-Sustaining Catalyst
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2018/2/1
A dawning field of research, artificial biology, is working toward creating a genuinely new organism. At Princeton, chemistryprofessor Michael Hecht and the researchers in his lab are d...
膜生物学国家重点实验室首次揭示完整藻胆体的三维结构
膜生物学 完整藻胆体 三维结构
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2017/11/20
光合作用是地球上的生物赖以生存的基础。为了获取更多的光能，生物体发展出了多种捕光蛋白系统。其中存在于蓝藻和红藻中的藻胆体是迄今已知的最大的捕光蛋白复合物，它位于膜表面，并与位于膜中的光和反应中心结合，能将吸收的太阳光以极高的效率传递给光合反应中心以便进一步转化为有机物并释放氧气。这个巨大的超分子复合体的组装机制和光能在其中的传递机制一直是光合作用研究领域的前沿热点问题。膜生物学国家重点实验室隋森芳...
Penn Engineers Develop Filters That Use Nanoparticles to Prevent Slime Build-up（图）
Penn Engineers Filters Nanoparticles Prevent Slime Build-up
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2017/11/23
Filtration membranes are, at their core, sponge-like materials that have micro- or nanoscopically small pores. Unwanted chemicals, bacteria and even viruses are physically blocked by the maze of mesh,...
Mimicking Biological Process,Hydrogel Signals And Releases Proteins（图）
Mimicking Biological Process Hydrogel Signals Releases Proteins
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2017/11/23
An artificial system using a DNA-laced hydrogel can receive a chemical signal and release the appropriate protein, according to Penn State researchers. Further stimulation by the chemical signal conti...
Biochemists Discover Mechanism That Helps Flu Viruses Evolve（图）
Biochemists Flu Viruses Evolve
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2017/10/24
Influenza viruses mutate rapidly, which is why flu vaccines have to be redesigned every year. A new study from MIT sheds light on just how these viruses evolve so quickly, and offers a potential way t...
科学家首次证实对眼泪中溶菌酶施压 可达到发电效果（图）
溶菌酶 压电效应 检测压电效应
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2022/3/25
据外媒报道，科学界早年发现对蛋白质施加压力便可发电，直至近日爱尔兰利默克里大学的研究团队，首次证实对人类眼泪中的溶菌酶施压，也可达到发电效果。
Green Algae Could Hold Clues For Engineering Faster-Growing Crops（图）
Green Algae Hold Clues Engineering Faster-Growing Crops
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2017/10/24
Two new studies of green algae — the scourge of swimming pool owners and freshwater ponds — have revealed new insights into how these organisms siphon carbon dioxide from the air for use in photosynth...
Was the Primordial Soup a Hearty Pre-Protein Stew?（图）
primordial soup hearty pre-protein stew
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2017/9/19
The primordial soup that sloshed around billions of years ago, and eventually led to first life on our planet, might have been teeming with primal precursors of proteins.Ancestors of the first protein...
Chemists Get Step Closer to Replicating Nature with Assembly of New 3D Structures（图）
chemists step closer replicating nature new 3d structures
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2017/9/5
A team of New York University chemists has created a series of three-dimensional structures that take a step closer to resembling those found in nature. The work offers insights into how enzymes are p...
Keeping the human brain in a healthy state requires a delicate balance between the generation of new cellular material and the destruction of old. Specialized structures known as lysosomes, found in n...
Cutting the Cost of Ethanol,Other Biofuels and Gasoline
Cutting the Cost of Ethanol Biofuels Gasoline
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2017/7/24
Biofuels like the ethanol in U.S. gasoline could get cheaper thanks to experts at Rutgers University-New Brunswick and Michigan State University.They’ve demonstrated how to design and g...
Pulling the tablecloth out from under essential metabolism
Pulling the tablecloth out essential metabolism
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2017/7/24
Because plants can’t get up and run away, they’ve had to be clever instead. They are the chemists of the living world, producing hundreds of thousands of small molecules that they use as sunscreens, t...
Detecting diluteness
Detecting diluteness
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2017/7/24
Inside each and every living cell, there are miniscule structures called membraneless organelles. These tiny powerhouses use chemistry to cue the inner workings of a cell — movement, division and even...
Scientists identify two new proteins connected to plant development
Scientists two new proteins connected plant development
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2017/7/20
The discovery of two new proteins could lead to better ways to regulate plant structure and the ability to resist crop stresses such as drought, thus improving agriculture productivity, according...
Triple play boosting value of renewable fuel could tip market in favor of biomass
Triple play boosting value renewable fuel tip market favor of biomass
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2017/7/20
Technologies for converting non-edible biomass into chemicals and fuels traditionally made from petroleum exist aplenty. But when it comes to attracting commercial interest, these technologies compete...