Last update Fruit flies help uncover tumor-preventing protein complex, 2 hours ago
A team of researchers from Duke-NUS Graduate Medical School have discovered a protein complex that disrupts the process known as dedifferentiation, known to promote tumor development.
2 hours ago
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Imagine going to the doctor with an infection and being sent home with a course of drugs. Unknown to your doctor you actually have two infections. If you take the drugs will the other infection go away by ...
16 hours ago
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A co-author of a Japanese study that promised a revolutionary way to create stem cells has called for the headline-grabbing research to be retracted over claims its data was faulty.
Mar 11, 2014
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Until now, biofilms—colonies of microbes like bacteria that grow together in a matrix produced by the cells themselves—have been poorly understood. Yet, they can be costly and dangerous. Infections related ...
Mar 11, 2014
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The epithelium lines the organs of the human body. In the skin and the intestine as well as in the kidney, this cell layer forms a barrier that regulates the exchange of molecules like hormones and nutrients. ...
Mar 11, 2014
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A team of Harvard researchers showed that the commonly found bacterium Rhodopseudomonas palustris can use natural conductivity to pull electrons from minerals located remotely in soil and sediment while remaining at the su ...
Mar 10, 2014
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(Phys.org) —In a significant advance for the growing field of synthetic biology, Rice University bioengineers have created a toolkit of genes and hardware that uses colored lights and engineered bacteria ...
Mar 10, 2014
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After a natural disaster like a big fire, countless helpers work together to get rid of debris, to build temporary shelters and to provide food for people in need. When a cell is exposed to dangerous environmental ...
Mar 10, 2014
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If the best defense is a good offense, then a preemptive strike to prevent bacteria from sticking to a cell might be the best way to improve treatment for bacterial infections and fight off drug resistant ...
Mar 10, 2014
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For the first time, researchers have shown that an essential biological process known as protein synthesis can be studied in adult stem cells – something scientists have long struggled to accomplish. The ...
Mar 09, 2014
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The system that allows the sharing of genetic material between bacteria – and therefore the spread of antibiotic resistance – has been uncovered by a team of scientists at Birkbeck, University of London ...
Mar 09, 2014
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Neural development is an extremely complex and highly orchestrated process, involving genetic cascades during which dozens of genes are activated at specific times and places. Polycomb-group (PcG) proteins ...
Mar 07, 2014
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After more than a decade of incremental – and paradigm shifting, advances in stem cell biology, almost anyone with a basic understanding of life sciences knows that stem cells are the basic form of cell ...
Mar 06, 2014
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Our DNA and its architecture are duplicated every time our cells divide. Histone proteins are key building blocks of this architecture and contain crucial information that regulates our genes. Danish researchers ...
Mar 06, 2014
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Embryonic development is initially controlled by maternal genetic information stored in the egg. LMU researchers now describe a methodology that allows the succeeding activation of the zygotic genome to be mapped at high ...
Mar 06, 2014
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Researchers from North Carolina State University have developed a computational tool designed to guide future research on biochemical pathways by identifying which components in a biological system are related to specific ...
Mar 06, 2014
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A disease-causing bacterium found in the mouth needs manganese, a trace mineral, in order to cause a serious heart infection, according to a preclinical study led by researchers at Virginia Commonwealth University ...
Mar 05, 2014
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Professor Yoshihito Watanabe (WPI-ITbM, Cooperating Researcher), Associate Professor Osami Shoji, Ms. Chikako Shirataki of Nagoya University and co-workers have found a new method using an artificial metalloprotein ...
Mar 05, 2014
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Scientists at The Scripps Research Institute (TSRI) have invented small-molecule folding probes that enable them to quantify functional, normally folded and disease-associated misfolded conformations (shapes) of a protein-of-interest ...
Mar 04, 2014
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Horses suffering from neurological conditions similar to those that affect humans could be helped by a breakthrough from stem cell scientists.
Mar 04, 2014
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Cells have a metabolism that can be altered according to its function. If cellular metabolism is disturbed, it can lead to disease of the entire organism. Researchers at the Vetmeduni Vienna discovered that ...
Mar 04, 2014
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Green algae and higher plants both harbor specialized cell organelles – the chloroplasts – in which photosynthesis takes place. This process allows these organisms to utilize energy from sunlight to power ...
Mar 04, 2014
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Investigating the evolutionary history of humans and other vertebrates can be difficult, but diving into the evolution of microbes is a challenge unto itself.
Mar 04, 2014
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Viruses are responsible for much more than sore throats and stuffy noses. Researchers now believe that some viruses may protect hosts from competitors and help them survive. Despite the fact that viruses ...
Mar 04, 2014
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Imagine you're a leech, happily making a living on a turtle in some quiet, freshwater pond. What do you do when winter comes and temperatures in your warm little habitat begins to dip below freezing?
Mar 03, 2014
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Feb 28, 2014
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The birth of a protein is one of the most fundamental aspects of life as we know it, yet, surprisingly, there is still a lot that scientists do not know about them.
An essential weapon in the body's fight against infection has come into sharper view. Researchers at Princeton University have discovered the 3D structure of an enzyme that cuts to ribbons the genetic material ...
When an organism is exposed to life-threatening conditions, it sounds the alarm and a cellular emergency program, the heat shock response, is initiated. However, the name "heat shock response" is misleading. ...
It may seem like mosquitoes will bite anything with a pulse, but they're actually quite strategic in picking their victims. A new study from The Rockefeller University looked at the interaction of different ...
The Human Genome Project was completed in 2003, mapping out all of the genes of the human genome. When the first draft of results were published many were surprised that we had only 24,000 genes. This seemed l ...
A multi-institutional study led by investigators from Massachusetts General Hospital (MGH) and the Broad Institute has identified how the intestinal microbial population of newly diagnosed Crohn's disease patients differs ...
The National Security Agency has developed malware that allows it to collect data automatically from millions of computers worldwide, a report based on leaked documents showed Wednesday.
Aaron Levie, the 29-year-old chief executive of Box Inc., walked the red carpet at the Oscars this year in a dark suit and tie, pressed white shirt and his trademark neon blue sneakers.
Having a big belly has consequences beyond trouble squeezing into your pants. It's detrimental to your health, even if you have a healthy body mass index (BMI), a new international collaborative study led by a Mayo Clinic ...
Two existing definitions of chronic multisymptom illness (CMI)—one by the Centers for Disease Control and Prevention and another from a study of Kansas Gulf War veterans—should be used by the U.S. Department of Veterans ...
After a 30-year search, scientists have uncovered how an enzyme critical to plants' rapid immune response against microbes is activated.
In a rare public speech, Google Inc. CEO Larry Page once suggested the tech industry needs "safe places where we can try out new things" without rules or interference. Some people thought he was describing ...
(Phys.org) —Changing the texture and surface characteristics of a semiconductor material at the nanoscale can influence the way that neural cells grow on the material.
Thin films of spin ice have been shown to demonstrate surprising properties which could help in the development of applications of magnetricity, the magnetic equivalent of electricity.
(Phys.org) —Researchers at Johns Hopkins Computational and Interactive Robotics Laboratory are working on an Immersive Virtual Robotics Environment (IVRE). The goal is to generate ways for users to safely ...
In biology, as in real estate, location matters. Working copies of active genes—called messenger RNAs or mRNAs—are positioned strategically throughout living tissues, and their location often helps regulate ...
Over the last ten years, a number of studies have suggested that, in animal cells, translation and protein turnover play a larger role in determining the different levels at which proteins are expressed than transcription. ...
A team of French investigators has discovered viruses containing genes for antibiotic resistance in a fossilized fecal sample from 14th century Belgium, long before antibiotics were used in medicine. They publish their findings ...
If you believe this article from Collective Evolution, a site that claims to be "one of the worlds most popular alternative media company", there is currently DNA from genetically modified plants floating ...
For years, researchers have worked to develop novel molecules for therapeutic or research purposes, and have relied on directed evolution as a powerful technique for generating molecules that exhibit the properties they want.
Stars, diamonds, circles: Rather than your average bowl of Lucky Charms, these are three-dimensional cell cultures generated by an exciting new digital microfluidics platform, the results of which have been published in Nature Co ...
Fungal geneticist Scott Baker rifles through a stack of petri dishes housed in a small refrigerator at EMSL. He selects a plate dotted with white cauliflower-shaped colonies of fungus, punctuated by one brazen ...
The fusion of a sperm and egg yields a zygote with an unconstrained capacity to develop into any cell type in the body. Subsequent rounds of cell division limit those options as the embryo enters a developmental program that ...
A British man who suffered horrific facial injuries in a motorbike accident has had pioneering surgery to rebuild his face using 3D printed parts.
Normally, Andrej Shevchenko and his team at the Max Planck Institute of Molecular Cell Biology and Genetics in Dresden analyse proteins and fats in the cells of fruit flies or roundworms. In this case, however, ...
Megan Ranney, M.D., M.P.H., an emergency medicine attending physician at Hasbro Children's Hospital, recently led a study that found a text-message program may be an effective violence prevention tool for at-risk teen girls. ...
Children and teenagers with an autism spectrum disorder or those who have attention deficit and hyperactivity problems are much more likely to wish to be another gender. So says John Strang of the Children's ...
(Medical Xpress)—In a Viewpoint published in the March issue of JAMA, Researcher Jeremiah Brown of The Dartmouth Institute for Health Policy & Clinical Practice and colleagues, Hal Sox and David Goodman, question whethe ...
Laszlo Bock, the head of human resources at Google, made quite a splash with his announcement last year that the technology firm has changed the way it hires people. Gone are the brainteaser-style interview questions that ...
(Phys.org) —Researchers have discovered that creating a graphene-copper-graphene "sandwich" strongly enhances the heat conducting properties of copper, a discovery that could further help in the downscaling ...
Google is betting that good things will happen to Credit Karma, an online service that provides consumers with free copies of the credit scores that define their financial reputations.
The way we secure digital transactions could soon change. An international team has demonstrated a form of quantum cryptography that can protect people doing business with others they may not know or trust ...
In a review article in Nature Photonics Ferenc Krausz and Mark Stockman discuss the prospects, recent experimental and theoretical findings open for the future of signal processing.
(Medical Xpress)—A team of researchers in Belgium has found that people exposed to orange light exhibit greater brain activity than those exposed to blue light. In their paper published in Proceedings of ...
(Phys.org) —A team of researchers from the Sorbonne Universités have found evidence of an ancient sloth returning to the sea to survive. In their paper published in Proceedings of the Royal Society B: ...
Strong winds linked to climate change and the hole in the ozone layer are driving a steady increase in Antarctic sea ice, even as Arctic levels continue to shrink dramatically, a new report shows.
(Phys.org) —A team of biologists from the U.K., Germany, and Canada has adapted a theory that suggests that microbes cause food to spoil so that larger animals won't eat it. In their paper published in ...
(Medical Xpress)—Intelligent people are more likely to trust others, while those who score lower on measures of intelligence are less likely to do so, says a new study.
A research team from Imperial College London has shown that blocking the function of an enzyme known as Hhat slows the growth and spread of pancreatic cancer, by preventing a protein called Hedgehog from stimulating nearby ...
To better understand the emergence of life, former SFI Omidyar Fellow Rogier Braakman and External Professor Eric Smith are taking a careful look at Aquifex aeolicus.
Magnetic bacteria navigate by means of an internal, biological compass. In a remarkable biotechnological feat, LMU scientists have succeeded in transferring the genes required for formation of the biocompass ...
A new study published in Proceedings of the National Academy of Sciences has shown for the first time that several types of aquatic algae can detect orange, green and blue light.
Cells in our body are constantly dividing to maintain our body functions. At each division, our DNA code and a whole machinery of supporting components has to be faithfully duplicated to maintain the cell's ...
We are a product of our parents. Maybe you have your mother's large, dark eyes, and you inherited your father's infectious smile. Both parents contribute one copy, or allele, of each gene to their offspring, so that we have ...
Mark DuVal's law firm has been busy teaching medical device and drug makers how to obey the Physician Payments Sunshine Act.
(Phys.org) —Using little more than a few perforated sheets of plastic and a staggering amount of number crunching, Duke engineers have demonstrated the world's first three-dimensional acoustic cloak. The ...
Tropical Cyclone Hadi is now a remnant low pressure area in the Southern Pacific Ocean. NASA's Aqua satellite passed over the storm and captured a visible image of it on March 12.
ESO's Very Large Telescope has revealed the largest yellow star—and one of the 10 largest stars found so far. This hypergiant has been found to measure more than 1,300 times the diameter of the Sun, and ...
NASA's Project Morpheus nailed it again today with yet another successful free flight of their prototype lander, soaring higher, faster, and farther than ever before! Go Morpheus!
Taiwan Semiconductor Manufacturing Co, the world's leading contract microchip maker, on Wednesday raised its first-quarter guidance buoyed by robust demand for sophisticated chips used in smartphones and ...
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