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Ethnic pride may boost African-American teens' mental health
Medicine & Health / Psychology & Psychiatry
Nov 13, 2009 |
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Most adolescents who belong to an ethnic minority group wrestle not only with their self-esteem (like most teens), but also with identity issues unique to their ethnic group, such as dealing with social stigma. A new study ...
'Natural killer' cells keep immune system in balance
Oct 01, 2009 |
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Natural killer, or NK cells, are part of our innate immune system. A healthy body produces them to respond early during infection. They are activated and they kill cells infected with a given virus.
German scientists produce first Bose-Einstein condensate with calcium atoms
Sep 22, 2009 |
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Physicists at the Physikalisch-Technische Bundesanstalt (Germany) have succeeded in producing a Bose-Einstein condensate from the alkaline earth element calcium. The use of alkaline earth atoms creates new ...
Master gene that switches on disease-fighting cells identified by scientists
Sep 13, 2009 |
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(PhysOrg.com) -- The master gene that causes blood stem cells to turn into disease-fighting 'Natural Killer' (NK) immune cells has been identified by scientists, in a study published in Nature Immunology today. ...
Engineered human fusion protein inhibits HIV-1 replication
Sep 08, 2009 |
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In 2004, Jeremy Luban and colleagues from the University of Geneva, Switzerland, reported that New World owl monkeys (Aotus genus) make a fusion protein - AoT5Cyp - that potently blocks HIV-1 infection. The human genome encodes ...
Natural born killers -- how the body's frontline immune cells decide which cells to destroy
Jul 28, 2009 |
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(PhysOrg.com) -- The mechanism used by 'Natural Killer' immune cells in the human body to distinguish between diseased cells, which they are meant to destroy, and normal cells, which they are meant to leave ...
Scientists link immune system's natural killer cells to infant liver disease
Jul 22, 2009 |
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Scientists have linked an overactive response by one of the immune system's key weapons against infection - natural killer, or NK, cells - to the onset of biliary atresia in infants, a disease where blocked ...
Early treatment of systemic onset JIA with anakinra restores the IL-18 response
Jun 12, 2009 |
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First line treatment with anakinra (an interleukin-1 (IL-1) receptor antagonist), results in a 'good' clinical response (ACRp90) in patients newly diagnosed with systemic onset juvenile idiopathic arthritis (SoJIA), and restores ...
Scientists unlock mystery of potentially fatal reaction to smallpox vaccine
May 25, 2009 |
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Researchers from the La Jolla Institute for Allergy & Immunology have pinpointed the cellular defect that increases the likelihood, among eczema sufferers, of developing eczema vaccinatum, a severe and potentially fatal reaction ...
Disruption of immune-system pathway key step in cancer progression
May 18, 2009 |
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Human immune cells communicate constantly with one another as they coordinate to fight off infection and other threats. Now researchers at Stanford University's School of Medicine have shown that muffling a key voice in this ...
Researchers reveal how immune cells can be harnessed to target melanoma
Apr 10, 2009 |
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Researchers at the Babraham Institute and the University of Catanzaro "Magna Graecia", Italy, co-ordinating an international network of scientists and clinicians from Europe, the USA and Japan, have identified new mechanisms ...
The immune system's role in hepatitis C recurrence after liver transplantation
Apr 01, 2009 |
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A new study pinpoints certain aspects of the immune system that may play a role in the recurrence and progression of hepatitis C virus (HCV) after liver transplantation. The study is in the April issue of Liver Transplantation, a jour ...
Some of your body's cells have a 'license to kill'
Feb 22, 2009 |
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Millions of "natural killer cells" -- nature's first line of defense against cancer, viruses and other infectious microbes --- are on constant patrol inside your body.
Important advance in the treatment of cancer and viral infections
Jan 18, 2009 |
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Dr. André Veillette, a researcher at the Institut de recherches cliniques de Montréal (IRCM), and his team led by postdoctoral fellow Dr. Mario-Ernesto Cruz-Munoz, will publish in the upcoming issue of the prestigious ...
Cancer-fighting antibodies
Dec 22, 2008 |
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(PhysOrg.com) -- MIT engineers have found that antibodies do not need a particular sugar attachment long believed to be essential to their function, a discovery that could make producing therapeutic antibodies ...
