Last update Breakthrough technology quickly separates large proteins and viruses from ..., 28 minutes ago
Researchers looking to isolate individual proteins from complex environments usually turn to chromatography, a technique where mobile solutions of biomolecules flow through columns packed with solid, porous ...
28 minutes ago
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A new study of both computer-created and natural proteins suggests that the number of unique pockets – sites where small molecule pharmaceutical compounds can bind to proteins – is surprisingly small, meaning drug side ...
May 20, 2013
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A new study shows how complex biochemical transformations may have been possible under conditions that existed when life began on the early Earth. The study shows that RNA is capable of catalyzing electron transfer under ...
May 19, 2013
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In the race to protect society from infectious microbes, the bugs are outrunning us. The need for new therapeutic agents is acute, given the emergence of novel pathogens as well as old foes bearing heightened antibiotic resistance.
May 17, 2013
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New technology offers the promise of reducing billions of dollars of losses that occur each year from the silent, invisible killer of fruits, vegetables and cut flowers—a gas whose effects are familiar to everyone who has ...
May 15, 2013
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For 37 years, Queen's University Biochemistry professor Peter Davies has been unraveling the mystery of why some organisms including insects and fish don't freeze in the winter. His research into insect antifreeze protein ...
May 14, 2013
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(Phys.org) —3D structures of biological molecules like proteins directly affect the way they behave in our bodies. EPFL scientists have developed a new infrared-UV laser method to more accurately determine ...
May 13, 2013
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You know that summer is here when juicy red strawberries start to appear on the shelves. In Germany, this seasonal fruit has never been more popular: on average 3.5 kilos per head were consumed in 2012—a ...
May 13, 2013
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Experiments at Johns Hopkins have unearthed clues about which protein signaling molecules are allowed into hollow, hair-like "antennae," called cilia, that alert cells to critical changes in their environments.
May 12, 2013
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(Phys.org) —Researchers have made a significant first step with newly engineered biomaterials for cell transplantation that could help lead to a possible cure for Type 1 diabetes, which affects about 3 ...
May 09, 2013
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They're ba-ack! But in a new disease-fighting role. Viruses that infect and kill bacteria—used to treat infections in the pre-antibiotic era a century ago and in the former Soviet Union today—may have ...
May 08, 2013
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A team of researchers of the International School for Advanced Studies (SISSA) of Trieste and of University of Cambridge have devised a method to reduce the time used to simulate how proteins take on their ...
May 08, 2013
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Apoptosis is a programmed death mechanism that eliminates unwanted or injured cells from the body. Defects in apoptotic regulation can lead to serious physiological problems such as tissue damage or uncontrolled ...
May 08, 2013
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The trend towards automated high content assays, particularly for systems biology and drug discovery, has stimulated the development of automated fluorescence microscopy systems to image sample arrays. Today's ...
May 07, 2013
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Professor of Biochemistry Emad Tajkhorshid and colleagues have discovered that membrane transporters help not just sugars and other specific substrates cross from one side of a cellular membrane to the other—water ...
May 02, 2013
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In an advance toward solving a 50-year-old mystery, scientists are reporting new evidence on how the fluoride in drinking water, toothpastes, mouth rinses and other oral-care products prevents tooth decay. ...
May 01, 2013
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(Phys.org) —While the natural world is replete with compounds that form the basis of many disease-fighting pharmaceuticals, it is also the case that humans and other mammals produce their own host-defense ...
Apr 30, 2013
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(Phys.org) —There's hope for patients with myotonic dystrophy. A new small molecule developed by researchers at the University of Illinois has been shown to break up the protein-RNA clusters that cause ...
Apr 30, 2013
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(Phys.org) —A combined team of researchers from the U.S. and Slovenia has succeeded in creating "origami" type proteins that assemble themselves into three dimensional shapes. As a proof of concept, the ...
Apr 29, 2013
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(Phys.org) —Changes in the bases that make up DNA act as markers, telling a cell which genes it should read and which it shouldn't. In the journal Angewandte Chemie, a British team has now introduced a new ...
Apr 25, 2013
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Life on Earth may have originated not in warm tropical seas, but with weird tubes of ice—sometimes called "sea stalactites"—that grow downward into cold seawater near the Earth's poles, scientists are ...
Apr 24, 2013
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In an advance toward coping with bacteria that shrug off existing antibiotics and sterilization methods, scientists are reporting development of a new family of selective antimicrobial agents that do not ...
Apr 24, 2013
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(Phys.org) —UOW chemistry researchers have revealed what turns free radicals on...and off again in an article recently published in Nature Chemistry.
Apr 23, 2013
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(Phys.org) —A Purdue University-led team has revealed the proton transfer pathway responsible for a majority of energy storage in photosynthesis. Through photosynthesis, plants, algae and bacteria convert sunlight, carbon ...
Apr 22, 2013
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Scientists at the Walter and Eliza Hall Institute and their collaborators have tailor-made a new chemical compound that blocks a protein that has been linked to poor responses to treatment in cancer patients.
Apr 21, 2013
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(Phys.org) —Water is crucial to the functioning of the body, even on very small scales. The ubiquitous liquid is key to the structure, folding and stability of proteins, but one of the still unanswered ...
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(Medical Xpress)—Scientists supported by the National Institutes of Health have a new theory as to why a woman's fertility declines after her mid-30s. They also suggest an approach that might help slow ...
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A typical pair of running shoes generates 30 pounds of carbon dioxide emissions, equivalent to keeping a 100-watt light bulb on for one week, according to a new MIT-led lifecycle assessment. But what's surprising ...
(Phys.org) —In the opening scene of the iconic movie of the 1960s, The Graduate, Benjamin Braddock, at a party to celebrate his college degree, is given one word of advice for his future: "Plastics." Were y ...
Mapping all of the chemical, or epigenetic, changes to chromosomes that affect which genes are turned on or off—and thus determine the fate of genomically identical cells in the body—usually requires ...
A cutting edge system is being developed to deploy more solar-based energy plants, enabling the delivery of cleaner power more efficiently, while keeping Europe at the leading edge of energy technologies.
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Epidemiological studies have indicated that dietary habits and antioxidants from diet can influence the incidence of neurodegenerative disorders such as Alzheimer's and Parkinson's diseases. In the recent years, a number ...
(Phys.org) —Newcastle University scientists have revealed the mechanism that causes a slime to form, making bacteria hard to shift and resistant to antibiotics.
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(Phys.org) —Scientists at the U.S. Department of Energy's Argonne National Laboratory, in collaboration with researchers from the Sanford-Burnham Medical Research Institute in Orlando, Fla., recently determined ...
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