News tagged with virology

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Stem-cell activators switch function, repress mature cells

Medicine & Health / Research

created Dec 16, 2009 | popularity not rated yet | comments 0

In a developing animal, stem cells proliferate and differentiate to form the organs needed for life. A new study shows how a crucial step in this process happens and how a reversal of that step contributes to cancer.


Multitasking may be Achilles heel for hepatitis C

Medicine & Health / Research

created Nov 23, 2009 | popularity 5 / 5 (2) | comments 0

(PhysOrg.com) -- Hepatitis C, a formidable virus that affects 130 million people worldwide, is nursing some pretty impressive bruises. By knocking out sections and subsections of one of its proteins, scientists reveal weak ...


Could Widely Used Rapid Influenza Tests Pose A Dangerous Public Health Risk?

Medicine & Health / Diseases

created Nov 17, 2009 | popularity not rated yet | comments 0

(PhysOrg.com) -- Rapid influenza diagnostic tests used in doctors' offices, hospitals and medical laboratories to detect H1N1 are virtually useless and could pose a significant danger to public health, according to a Loyola ...


Damaging inflammatory response could hinder spinal cord repair

Medicine & Health / Neuroscience

created Oct 21, 2009 | popularity not rated yet | comments 1

(PhysOrg.com) -- The inflammatory response following a spinal cord injury appears to be set up to cause extra tissue damage instead of promoting healing, new research suggests.


Communicating in a pandemic: New research identifies what we want to know and when

Medicine & Health / Health

created Oct 16, 2009 | popularity not rated yet | comments 0

(PhysOrg.com) -- How much information do people want in the event of an influenza pandemic? When do they want to be told, and who should the information come from?


No such thing as 'junk RNA,' say Pitt researchers

Biology / Biotechnology

created Oct 13, 2009 | popularity 4.9 / 5 (10) | comments 5

Tiny strands of RNA previously dismissed as cellular junk are actually very stable molecules that may play significant roles in cellular processes, according to researchers at the University of Pittsburgh School of Medicine ...


Researcher studies monkeys in Africa to better understand virus evolution

Medicine & Health / HIV & AIDS

created Oct 07, 2009 | popularity not rated yet | comments 0

(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.


Frozen assets: Researchers turn to unique resource for clues to norovirus evolution

Medicine & Health / Research

created Oct 01, 2009 | popularity 5 / 5 (1) | comments 0

A search through decades-old frozen infant stool samples has yielded rich dividends for scientists from the National Institute of Allergy and Infectious Diseases (NIAID), part of the National Institutes of Health. The team ...


Bird flu leaves the nest -- adapting to a new host

Medicine & Health / Research

created Aug 26, 2009 | popularity not rated yet | comments 0

Current research suggests that viral polymerase may provide a new therapeutic target for host-adapted avian influenza. The related report by Gabriel et al, "Spread of Infection and Lymphocyte Depletion in Mice Depends on ...


Vet scientists' work on diagnostic, intervention tools for H1N1 helps human health lab, too

Medicine & Health / Diseases

created Aug 18, 2009 | popularity not rated yet | comments 0

If some day you are tested for the H1N1 virus without the painful prick of a needle, thank a pig -- and a team of Kansas State University researchers and their collaborators who are connecting animal and human health.


Researchers propose ambitious new strategies for AIDS vaccine research

Medicine & Health / HIV & AIDS

created Aug 07, 2009 | popularity 5 / 5 (1) | comments 0

Researchers at the Yerkes National Primate Research Center, Emory University, believe conventional vaccine strategies should not be the only avenue explored in the development of an effective AIDS vaccine. Based on studying ...


Protein handlers should be effective treatment target for cancer and Alzheimer's

Protein handlers should be effective treatment target for cancer and Alzheimer's

Medicine & Health / Research

created Aug 06, 2009 | popularity not rated yet | comments 0

Cancer and Alzheimer's have excess protein in common and scientists say learning more about how proteins are made and eliminated will lead to better treatment for both.


Molecule plays early role in nonsmoking lung cancer

Medicine & Health / Cancer

created Jul 27, 2009 | popularity 5 / 5 (2) | comments 0

The cause of lung cancer in never-smokers is poorly understood, but a study led by investigators at the Ohio State University Comprehensive Cancer Center and at the National Cancer Institute has identified a molecule believed ...


Researchers unravel mystery of DNA conformation

Biology / Cell & Microbiology

created Jul 13, 2009 | popularity 5 / 5 (1) | comments 1

An iconic photograph (http://img.timeinc.net/time/80days/images/530228.jpg) of Nobel laureates Drs. Francis Crick and James Watson show the pair discussing with a rigid model of the famous double helix. ...


Humans may give swine flu to pigs in new twist to pandemic

Medicine & Health / Research

created Jul 09, 2009 | popularity 2.3 / 5 (3) | comments 4

The strain of influenza, A/H1N1, that is currently pandemic in humans has been shown to be infectious to pigs and to spread rapidly in a trial pig population.