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Tag: "that" at biology news

UAB scientists discover the origin of a mysterious physical force

...discovered where its origins lie. In the same way that a flag flutters in the direction the wind is blowi...owever, when the water is in contact with surfaces that create small electric fields, such as chemical compounds like those found in many detergents, this i...

Researchers discover way to make cells in the eye sensitive to light

...n and the University of Manchester, havediscovered that activating the melanopsin gene in the nerve cellsc...eceptive. Usingmouse cells, the researchers found that melanopsin could be used tomake neurones light responsive. They found that as well as beingsensitive...

Quantum Dots Research Leads to New Knowledge about Protein Binding in Plants

...r a confocalmicroscope.This is the very first time that Quantum Dots have been utilized forlive imaging in plant systems. The study opens the door for thepotential use of Quantum Dots in live imaging of plant cells andprovides valuable understanding of the mechanism of interaction betweenthe pollen tube a...

Source of molecular triggers in cutaneous T cell lymphoma identified

...d, Yale scientists identify the molecular triggers that stimulate Cutaneous T Cell Lymphoma (CTCL) cells t...mal but usually inactive genes. The study reports that CTCL develops from a small subset of lymphocytes that are pre-programmed to respond to self-antigens...

University of Manchester makes made-to-measure skin and bones a reality using inkjet printers

...' which is a major disadvantage of current methods that infusethe cells into the structure after it has been built."The problem is getting cells into the interior of these constructionsas they naturally stick to the sides of whatever they are beinginserted into. If they stick to the sides then this limits...

Protein discovery could unlock the secret to better TB treatment

UCL scientists have found a protein that could unlock the secret to quicker, more effective... common drugs like antibiotics. Scientists believe that uncovering the molecular structure of this protein will lead the way to designing drugs which enable...

Enzyme, lost in most mammals, is shown to protect against UV-induced skin cancer

In a finding that broadens our insight intothe cause of certain kind...evelopment. The researchers' findings also suggest that this enzymesystem may be useful in developing preventative therapies against skincancer. Ultraviole...

W.M. Keck Foundation funds study of friendly microbes

You could say that the Human Genome Project missed 99 percent of the ...enes belonging to the vast communities of bacteria that normally live on and in us. Now a $1.45 million grant from the W.M. Keck Foundation to researchers ...

Yellowstone microbes fueled by hydrogen, according to U. of Colorado study

...rs of research at the park,refute the popular idea that sulfur is the main source of energy fortiny organi...ed to determine the main source ofmetabolic energy that drives microbial communities in park featureswith temperatures above 158 degrees Fahrenheit. Photosy...

It's not all genetic: Common epigenetic problem doubles cancer risk in mice

...the United States, Sweden and Japan has discovered that having a double dose of one protein is sufficient ...the lining of the colon, thereby doubling the risk that a cancer-causing genetic mutation will trigger a tumor there. Roughly 10 percent of people have this...

Columbia research lifts major hurdle to gene therapy for cancer

...exciting is we may now be able to design a therapy that willseek out and destroy only cancer cells," said ... be particularlypowerful in eradicating metastases that we can't see and that can't beeliminated by surgery or radiation. Gene therapy, especially forcancer...

Dysentery uses 'sword and shield' to cause infection

Scientists have found that the bacterium that causes dysentery uses a 'sword and shield' approach to cause infection. According to research publi...

Novel technology detects human DNA mutations

...A to find a particular base pair of interest. Once that base pair is located, it is then necessary to determine if either of the bases is mutated (i.e., has SNPs). Nanosphere's technology can rapidly, easily, and accurately interrogate both bases in the pair to determine if they are homozygous (i.e., both...

Topical treatment shown to inhibit HIV and herpes simplex virus infection

... Sinai School of Medicine researchers demonstrated that a gel applied in the vagina provides protection fr...and Opportunistic Infections, is the first to show that a gel can retain anti-viral activity within the human vagina. The study, which was funded by the Na...

Priming embryonic stem cells to fulfill their promise

...lfill their therapeuticpromise, scientists believe that stem cells must first be coaxed todifferentiate, o...echanical forces, andextracellular matrix proteins that form the support structure of almostall tissues. Bhatia, Chien, and Flaim focused on just one - thee...

Growth in the sea comes down to a struggle for iron

Scientists know that injecting iron into some major regions of the ocea...y this happens is unclear, but the answer could be that iron sets off a kind of chemical warfare in the marine ecosystem, according to University of Maine o...

New, automated tool successfully classifies and relates proteins in unprecedented way

...a more thoroughunderstanding of cellular processes that underlie disease."Using this approach to spot a pr...help scientistsidentify a common protein structure that enables those proteins togather in one part of the cell, according to Murphy. Getting thisinformatio...

New binding target for oncogenic viral protein

... The Fbw7 gene is located in a chromosomal region that is deleted in up to 30% of human tumors. "Fbw7 is ...rotein corrupts the cellular checkpoint mechanisms that guard cell division and the transcription, replication and repair of DNA. T antigen also inactivates...

Lack of enzyme turns fat cells into fat burners

...d Baylor College of Medicineresearchers.The report that appears online today in the Proceedings of the Nat...nt of biochemistry and molecularbiology. "We found that the adipose in the mutant mice are nowoxidizing fat, hydrolyzing (breaking down using water) fat, an...

Poor prenatal nutrition permanently damages function of insulin-producing cells in the pancreas

...in life. In studies of mice, the researchers found that poor prenatal nutrition impairs the pancreas's abi...in response to blood glucose. "The bottom line is that if you don't have delivery of enough nutrients from the mother to the baby, the baby's pancreatic ce...

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