News tagged with retroviruses
Dormant ancient chimp virus revived
(PhysOrg.com) -- Researchers in New York have identified the receptor of an ancient chimpanzee retrovirus that has been dormant for at least a million years. Now the scientists have resurrected a key part of the virus to ...
Medicine & Health / Medical research
Oct 26, 2010 |
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HIV researchers solve key puzzle after 20 years of trying (w/ Video)
Researchers have made a breakthrough in HIV research that had eluded scientists for over 20 years, potentially leading to better treatments for HIV, in a study published today in the journal Nature.
Medicine & Health / HIV & AIDS
Jan 31, 2010 |
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Viral phenomenon: Ancient microbe invaded human DNA
Humans carry in their genome the relics of an animal virus that infected their forerunners at least 40 million years ago, according to research published Wednesday by the British science journal Nature.
Jan 06, 2010 |
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Scientists link chronic fatigue ailment to retrovirus
(PhysOrg.com) -- Scientists have discovered a potential retroviral link to chronic fatigue syndrome, known as CFS, a debilitating disease that affects millions of people in the United States. Researchers from the Whittemore ...
Medicine & Health / Diseases, Conditions, Syndromes
Oct 08, 2009 |
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HIV's ancestors 'plagued first mammals'
(PhysOrg.com) -- The retroviruses which gave rise to HIV have been battling it out with mammal immune systems since mammals first evolved around 100 million years ago - about 85 million years earlier than ...
Other Sciences / Archaeology & Fossils
Sep 18, 2009 |
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New study suggests amyotrophic lateral sclerosis could be caused by a retrovirus
A retrovirus that inserted itself into the human genome thousands of years ago may be responsible for some cases of the neurodegenerative disease amyotrophic lateral sclerosis (ALS), also known as Lou Gherig's disease. The ...
Medicine & Health / Neuroscience
Mar 02, 2011 |
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Unexpected viral 'fossils' found in vertebrate genomes
Over millions of years, retroviruses, which insert their genetic material into the host genome as part of their replication, have left behind bits of their genetic material in vertebrate genomes. In a recent study, published ...
Jul 29, 2010 |
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Graduate student finds a 'start/stop switch' for retroviruses
A University of British Columbia doctoral candidate has discovered a previously unknown mechanism for silencing retroviruses, segments of genetic material that can lead to fatal mutations in a cell's DNA.
Medicine & Health / Medical research
Apr 08, 2010 |
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The viruses within -- and what keeps them there (w/ Video)
It is known that viral "squatters" comprise nearly half of our genetic code. These genomic invaders inserted their DNA into our own millions of years ago when they infected our ancestors. But just how we keep ...
Jan 13, 2010 |
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Retrovirus replication process different than thought
How a retrovirus, like HIV, reproduces and assembles new viruses is different than previously thought, according to Penn State College of Medicine researchers. Understanding the steps a virus takes for assembly could allow ...
Jul 15, 2010 |
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Genomic fossils in lemurs shed light on origin and evolution of HIV and other primate lentiviruses
A retrovirus related to HIV became stably integrated into the genome of several lemurs around 4.2 million years ago, according to research led by Dr. Cédric Feschotte at the University of Texas, Arlington. Published ...
Mar 20, 2009 |
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Fears for koalas as study reveals 'marked decline'
Australia's much-loved koala is under increasing threat and should be considered a vulnerable species, an official report found Thursday, with habitat loss seeing their numbers plunge.
Sep 22, 2011 |
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Research casts doubt on theory of cause of chronic fatigue
A high-profile scientific paper that gave enormous hope to patients diagnosed with chronic fatigue syndrome, and even prompted some to begin taking potent anti-HIV drugs, has been largely discredited by subsequent research.
Medicine & Health / Diseases, Conditions, Syndromes
Mar 21, 2011 |
5 / 5 (1) |
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Parasites in the genome -- A molecular parasite could play an important role in human evolution
Researchers at the Max Planck Institute for Developmental Biology in Tübingen, Germany, determined the structure of a protein (L1ORF1p), which is encoded by a parasitic genetic element and which is responsible ...
Biology /
Jan 19, 2009 |
4.7 / 5 (3) |
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Researcher studies monkeys in Africa to better understand virus evolution
(PhysOrg.com) -- Despite the importance of AIDS in human health, scientists still know very little about the diversity and ecology of AIDS-like viruses in nature.
Medicine & Health / HIV & AIDS
Oct 07, 2009 |
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