Low-calorie diet may not prolong life: study (Update)
Scientists have found that calorie restriction—a diet comprised of approximately 30 percent fewer calories but with the same nutrients of a standard diet—does not extend years of life or reduce age-related deaths in a ...
Medical research
Aug 29, 2012 |
4.1 / 5 (8) |
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Most mutations come from dad
Humans inherit more than three times as many mutations from their fathers as from their mothers, and mutation rates increase with the father's age but not the mother's, researchers have found in the largest study of human ...
Genetics
Aug 24, 2012 |
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Children's body fatness linked to decisions made in the womb
New born human infants have the largest brains among primates, but also the highest proportion of body fat. Before birth, if the supply of nutrients from the mother through the placenta is limited or unbalanced, the developing ...
Medical research
Aug 22, 2012 |
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Penile foreskin is immunologically complete: raises new vaccine possibilities for HIV vaccine
Rhesus macaque monkeys infected with simian immunodeficiency virus (SIV) harbor immunoglobulin G (IgG) and SIV-specific antibodies and T cells in the foreskin of the penis, according to a study in the July 2012 Journal of ...
HIV & AIDS
Jul 23, 2012 |
5 / 5 (1) |
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Transgenic technique to 'eliminate' a specific neural circuit of the brain in primates
Japanese researchers developed a gene transfer technique that can "eliminate" a specific neural circuit in non-human primates for the first time in the world.
Neuroscience
Jun 26, 2012 |
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Front-most part of the cortex involved in making short-term predictions about what will happen next
Researchers at the University of Iowa, together with colleagues from the California Institute of Technology and New York University, have discovered how a part of the brain helps predict future events from ...
Neuroscience
Jun 19, 2012 |
4.3 / 5 (3) |
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Researchers identify potential new HIV vaccine/therapy target
After being infected with simian immunodeficiency virus (SIV) in a laboratory study, rhesus macaques that had more of a certain type of immune cell in their gut than others had much lower levels of the virus in their blood, ...
HIV & AIDS
May 30, 2012 |
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Bisphenol A alters mammary gland development in monkeys
A new study finds that fetal exposure to the plastic additive bisphenol A, or BPA, alters mammary gland development in primates. The finding adds to the evidence that the chemical can be causing health problems in humans ...
Medical research
May 07, 2012 |
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Extra gene drove instant leap in human brain evolution
A partial, duplicate copy of a gene appears to be responsible for the critical features of the human brain that distinguish us from our closest primate kin. The momentous gene duplication event occurred about two or three ...
Genetics
May 03, 2012 |
3.7 / 5 (3) |
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Crime and punishment: The neurobiological roots of modern justice
A pair of neuroscientists from Vanderbilt and Harvard Universities has proposed the first neurobiological model for third-party punishment. It outlines a collection of potential cognitive and brain processes ...
Neuroscience
Apr 18, 2012 |
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Replication of immunodeficiency virus in humans
Drs. Beatrice Hahn and Frank Kirchoff led an international research effort to understand what adaptations allow a chimpanzee strain of SIV to replicate in human tissues.
HIV & AIDS
Apr 16, 2012 |
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Genetic adaptation of fat metabolism key to development of human brain
About 300 000 years ago humans adapted genetically to be able to produce larger amounts of Omega-3 and Omega-6 fatty acids. This adaptation may have been crucial to the development of the unique brain capacity in modern humans. ...
Genetics
Apr 12, 2012 |
4.6 / 5 (5) |
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Creativity and human reasoning during decision-making
A hallmark of human intelligence is the ability to efficiently adapt to uncertain, changing and open-ended environments. In such environments, efficient adaptive behavior often requires considering multiple ...
Neuroscience
Mar 27, 2012 |
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Scientists develop world's most advanced drug to protect the brain after a stroke
Scientists at the Toronto Western Research Institute (TWRI), Krembil Neuroscience Center, have developed a drug that protects the brain against the damaging effects of a stroke in a lab setting. This drug has been in development ...
Medical research
Feb 29, 2012 |
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Stem cell implants boost monkeys with Parkinson's
Monkeys suffering from Parkinson's disease show a marked improvement when human embryonic stem cells are implanted in their brains, in what a Japanese researcher said Wednesday was a world first.
Parkinson's & Movement disorders
Feb 22, 2012 |
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