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Virus cures mice of human brain cancer
A cancer-fighting virus has eliminated malignant brain tumors and prolonged survival in mice with a single injection. Reporting in the journal Cancer Research, Canadian scientists from Calgary and...
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Study suggests way to re-energize immune response to chronic viral infection
Like boxers wearied by a 15-round bout, the immune system’s CD8 T cells eventually become “exhausted” in their battle against persistent viral infection, and less effective in fighting the disease. In...
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Scientists Visualize Protein Interaction That May Initiate Viral Infection
Biologists at Purdue University have taken a “snapshot” of a Velcro-like protein on a cell’s surface just after it attached to the dengue virus, a linkup thought to initiate the early stages of...
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Reconstructed 1918 influenza virus induces immune response that fails to protect
An analysis of mice infected with the reconstructed 1918 influenza virus has revealed that although the infection triggered a very strong immune system response, the response failed to protect the...
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New study indicates moderate exercise may protect against colds
A moderate exercise program may reduce the incidence of colds. A study published in the November issue of The American Journal of Medicine, led by researchers at Fred Hutchinson Cancer Research Center,...
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How to Resurrect an Extinct Retrovirus
French researchers have resurrected a retrovirus that became trapped in the human genome about five million years ago. Pieced together from existing sequences in human DNA, the reconstructed virus was...
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Fighting HIV by Building a New Killer Frankenstein Virus
In order to find out how one of the world’s most devastating diseases overcomes state-of-the-art drugs, scientists led by Dr. Vineet KewalRamani at National Cancer Institute (NCI) are biohacking and...
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Researchers use laser, nanotechnology to rapidly detect viruses
Waiting a day or more to get lab results back from the doctor’s office soon could become a thing of a past. Using nanotechnology, a team of University of Georgia researchers has developed a diagnostic...
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Buildup of damaged DNA in cells drives aging
The accumulation of genetic damage in our cells is a major contributor to how we age, according to a study being published today in the journal Nature by an international group of researchers. The...
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Study uncovers a lethal secret of 1918 influenza virus
In a study of non-human primates infected with the influenza virus that killed 50 million people in 1918, an international team of scientists has found a critical clue to how the virus killed so...
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Fast and ultrasensitive optical virus sensor
Scientists of the Biophysical Engineering Group of the University of Twente in The Netherlands have developed an ultrasensitive sensor that can be used in a handheld device to, within minutes, detect...
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3D Animation of HIV Replication
This is an outstanding 3D animation of HIV replication cycle. I especially loved the entry part, which is like watching a science fiction movie. The animation is fairly accurate representation of what...
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Scientists find bird flu antibody
Scientists working in Switzerland, Vietnam and the United States say they have isolated antibodies that they hope could offer protection against several different strains of the virus simultaneously....
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Virus Uses Tiny RNA To Evade The Immune System
In the latest version of the hide-and-seek game between pathogens and the hosts they infect, researchers have found that a virus appears to cloak itself with a recently discovered gene silencing device...
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Ancient retrovirus sheds light on HIV pandemic
Human resistance to a retrovirus that infected chimpanzees and other nonhuman primates 4 million years ago ironically may be at least partially responsible for the susceptibility of humans to HIV...
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Amazing 3D simulations of science in silico
Computer simulations and visualizations are performing the thought experiments of the 21st century and pushing the limits of human vision and imagination. In silico simulations are probably future of...
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Ancient retroviruses spurred evolution of gene regulatory networks in humans...
When ancient retroviruses slipped bits of their DNA into the primate genome millions of years ago, they successfully preserved their own genetic legacy. Today an estimated 8 percent of the human...
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Powerful Molecular Motor Permits Speedy Assembly of Viruses
A team of physicists at the University of California, San Diego and biologists at Catholic University of America, Washington D.C. has shown that a tiny viral motor generates twice as much power,...
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Researchers find key to avian flu transmission in humans
MIT researchers have uncovered a critical difference between flu viruses that infect birds and humans, a discovery that could help scientists monitor the evolution of avian flu strains and aid in the...
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FDA Approves Roche’s HPV Test for Identifying Women at Highest Risk for...
US Food and Drug Administration (FDA) has approved the cobas HPV (Human Papillomavirus) Test which identifies women at highest risk for developing cervical cancer. This test will help physicians make...
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Mice Lacking Key Immune Component Still Control Chronic Viral Infections
Despite lack of a key component of the immune system, a line of genetically engineered mice can control chronic herpes virus infections, researchers at Washington University School of Medicine in St....
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Research produces images of HIV that may shape vaccine
As the world marks the 25th year since the first diagnosed case of AIDS, groundbreaking research by scientists at Florida State University has produced remarkable three-dimensional images of the virus...
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Battery electrodes self-assembled by viruses
Genetically modified viruses that assemble into electrodes could one day revolutionise battery manufacturing. Researchers in the US have created viruses that automatically coat themselves in metals and...
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HIV-1’s high virulence might be an accident of evolution
The virulence characteristic of HIV-1–the virus predominantly responsible for human AIDS–might amount to an accident of evolution, new evidence reveals. A gene function lost during the course of viral...
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Cracking a virus protection shield
Scientists reveal the structure of a protein that packages the viral genome and helps viruses to replicate while avoiding human immune reactions Ebola, measles and rabies are serious threats to public...
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