News tagged with genetic response
50-year cholera mystery solved: Answers may help clear the way for a new class of antibiotics
For 50 years scientists have been unsure how the bacteria that gives humans cholera manages to resist one of our basic innate immune responses. That mystery has now been solved, thanks to research from biologists at The University ...
May 29, 2012 |
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What makes a worm say 'yuck'
Researchers at Harvard-affiliated Massachusetts General Hospital (MGH) say they have uncovered a way that animals detect pathogens in their bodies that allows their systems to respond before cellular damage ...
May 15, 2012 |
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Subtle differences can lead to major changes in parasites
Researchers have found the subtle genetic differences that make one parasite far more virulent than its close relative.
Mar 22, 2012 |
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Researchers find genes that help frogs resist fungus
(PhysOrg.com) -- For several decades, the fungal pathogen Batrachochytrium dendrobatidis (Bd) has been decimating frogs, yet some populations and species have been able to resist the fatal disease, called ...
Sep 27, 2011 |
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Researchers identify potential molecular target to prevent growth of cancer cells
Researchers have shown for the first time that the protein fortilin promotes growth of cancer cells by binding to and rendering inert protein p53, a known tumor suppressor. This finding by researchers at the University of ...
Sep 16, 2011 |
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Researchers flip the switch between development and aging in C. elegans
When researchers at the Buck Institute dialed back activity of a specific mRNA translation factor in adult nematode worms they saw an unexpected genome-wide response that effectively increased activity in specific stress ...
Jul 05, 2011 |
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Study shows evolutionary adaptations can be reversed, but rarely
(PhysOrg.com) -- Ever since Charles Darwin proposed his theory of evolution in 1859, scientists have wondered whether evolutionary adaptations can be reversed.
May 11, 2011 |
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Viral replicase points to potential cancer therapy
Alpha viruses, such as Sindbis virus, carry their genetic information on a single strand of RNA. On infection they use a protein, replicase, to produce double stranded RNA (dsRNA) which is used as genetic material to make ...
Mar 28, 2011 |
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Genetic errors linked to life-threatening pregnancy disorder
Scientists have identified genetic errors in women with autoimmune diseases that increase the risk of preeclampsia, a potentially life-threatening condition that occurs in 10 percent of all pregnancies.
Mar 22, 2011 |
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Viral protein mimic keeps immune system quiet
In a new paper published Jan. 21 in the journal Science, a team of researchers led by Microbiology and Immunology professor Blossom Damania, PhD, has shown for the first time that the Kaposi sarcoma virus has a decoy protei ...
Medicine & Health / Medical research
Jan 20, 2011 |
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Vaccine blocks cocaine high in mice
Researchers have produced a lasting anti-cocaine immunity in mice by giving them a safe vaccine that combines bits of the common cold virus with a particle that mimics cocaine.
Medicine & Health / Medical research
Jan 04, 2011 |
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Protein involved in cystic fibrosis also plays role in emphysema, chronic lung disease
A team of Johns Hopkins Children's Center researchers has discovered that a protein involved in cystic fibrosis (CF) also regulates inflammation and cell death in emphysema and may be responsible for other ...
Medicine & Health / Medical research
Dec 29, 2010 |
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New study examines immunity in emerging species of a major mosquito carrer of malaria
A new study led by University of Notre Dame biologist Nora Besansky suggests that the mosquitoes' immune response to malaria parasites, mediated by a gene called "TEP1," is one of the traits that differ between ...
Dec 20, 2010 |
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Why humans are more sensitive to certain viruses: Primate immune system differences identified
The greater susceptibility of humans to certain infectious diseases when compared to other primates could be explained by species-specific changes in immune signaling pathways, a University of Chicago study finds. The first ...
Dec 16, 2010 |
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Scientists decode secrets of a very common virus that can cause cancer
About 90 percent of people are infected at some time in their lives with Epstein-Barr virus (EBV), usually with no ill effects. But individuals with compromised immune systems, such as people with organ transplants or HIV ...
Dec 15, 2010 |
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