Body clocks of depressed people altered at cell level, researchers show
Every cell in our bodies runs on a 24-hour clock, tuned to the night-day, light-dark cycles that have ruled us since the dawn of humanity. The brain acts as timekeeper, keeping the cellular clock in sync ...
Medical research
May 13, 2013 |
4 / 5 (19) |
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Gut microbe battles obesity
(Medical Xpress)—Akkermansia muciniphila is one of the many microbes that live in our intestines. This bacterium, which feeds on the intestine's mucus lining, comprises between 3 and 5 percent of the gut microbes of hea ...
Medical research
May 14, 2013 |
4.8 / 5 (11) |
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Study IDs key protein for cell death, offers way to kill cancer cells by forcing them into programmed-death pathway
When cells suffer too much DNA damage, they are usually forced to undergo programmed cell death, or apoptosis. However, cancer cells often ignore these signals, flourishing even after chemotherapy drugs have ...
Genetics
May 14, 2013 |
5 / 5 (9) |
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Human brain frontal lobes not relatively large, not sole center of intelligence
Human intelligence cannot be explained by the size of the brain's frontal lobes, say researchers.
Neuroscience
May 13, 2013 |
4.9 / 5 (9) |
4
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Reversing paralysis with restorative gel: Researchers develop implant to regenerate nerves
(Medical Xpress)—Some parts of the body, like the liver, can regenerate themselves after damage. But others, such as our nervous system, are considered either irreparable or slow to recover, leaving thousands ...
Neuroscience
May 13, 2013 |
5 / 5 (8) |
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Fast and painless way to better mental arithmetic? Yes, there might actually be a way
In the future, if you want to improve your ability to manipulate numbers in your head, you might just plug yourself in. So say researchers who report in the Cell Press journal Current Biology on May 16 on studies of a harm ...
Neuroscience
May 16, 2013 |
4.6 / 5 (8) |
1
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Evidence that brains re-wire themselves following damage or injury
(Medical Xpress)—Scientists from the United States and Australia have advanced our understanding of brain plasticity by showing that the brain forms complex new circuits after damage, often far from the ...
Neuroscience
May 15, 2013 |
4.3 / 5 (8) |
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Stem-cell-based strategy boosts immune system in mice
Raising hopes for cell-based therapies, UC San Francisco researchers have created the first functioning human thymus tissue from embryonic stem cells in the laboratory. The researchers showed that, in mice, ...
Immunology
May 16, 2013 |
4.8 / 5 (5) |
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Ketamine shows significant therapeutic benefit in people with treatment-resistant depression
Patients with treatment-resistant major depression saw dramatic improvement in their illness after treatment with ketamine, an anesthetic, according to the largest ketamine clinical trial to-date led by researchers from the ...
Psychology & Psychiatry
21 hours ago |
4.8 / 5 (5) |
1
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Tumor-activated protein promotes cancer spread
Researchers at the University of California, San Diego School of Medicine and UC San Diego Moores Cancer Center report that cancers physically alter cells in the lymphatic system – a network of vessels that transports and ...
Cancer
May 13, 2013 |
4.2 / 5 (5) |
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Scientists develop drug that slows Alzheimer's in mice
A drug developed by scientists at the Salk Institute for Biological Studies, known as J147, reverses memory deficits and slows Alzheimer's disease in aged mice following short-term treatment. The findings, ...
Alzheimer's disease & dementia
May 13, 2013 |
4.2 / 5 (5) |
0
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Scientists develop potential new treatment for autoimmune diseases
Scientists at Montana State University have developed a therapeutic that has potential as a biological drug or probiotic food product to combat many of the more than 80 autoimmune disorders that affect some 23.5 million people ...
Medical research
May 17, 2013 |
4.2 / 5 (5) |
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White matter imaging provides insight into human and chimpanzee aging
(Medical Xpress)—The instability of "white matter" in humans may contribute to greater cognitive decline during the aging of humans compared with chimpanzees, scientists from Yerkes National Primate Research ...
Neuroscience
May 14, 2013 |
5 / 5 (4) |
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Body fat hardens arteries after middle age
Having too much body fat makes arteries become stiff after middle age, a new study has revealed.
Cardiology
May 15, 2013 |
5 / 5 (4) |
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Promising treatment for progeria within reach
Pharmaceuticals that inhibit a specific enzyme may be useful in treating progeria, or accelerated aging in children. A new study performed at the Sahlgrenska Academy indicates that the development of progeria ...
Diseases, Conditions, Syndromes
May 16, 2013 |
5 / 5 (4) |
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