News tagged with deficient
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To keep muscles strong, the 'garbage' has to go
6 hours ago |
4 / 5 (1) |
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In order to maintain muscle strength with age, cells must rid themselves of the garbage that accumulates in them over time, just as it does in any household, according to a new study in the December issue of Cell Metabolism. In the ...
Bacterial gut symbionts are tightly linked with the evolution of herbivory in ants
7 hours ago |
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Broadly speaking, ants have two different feeding strategies. A large proportion of all species are "carnivorous," meaning that they are generalist predators feeding on other small animals or scavenging on ...
Tuberculosis: On the path to prevention
7 hours ago |
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Why do some people who are exposed to tuberculosis not become infected or develop the disease? Dr. Erwin Schurr and his team at the Research Institute from the McGill University Health Centre (RI-MUHC), in collaboration with ...
Hormone ghrelin can boost resistance to Parkinson's disease
Medicine & Health / Neuroscience
Nov 25, 2009 |
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Ghrelin, a hormone produced in the stomach, may be used to boost resistance to, or slow, the development of Parkinson's disease, Yale School of Medicine researchers report in a study published in a recent issue of the Journal of ...
Two molecules affecting brain plasticity
Medicine & Health / Neuroscience
Nov 25, 2009 |
4.9 / 5 (8) |
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(PhysOrg.com) -- You wouldn't want a car with no brakes. It turns out that the developing brain needs them, too.
Feeding the clock: Cycles of feeding and fasting drive circadian gene expression in the liver
Nov 25, 2009 |
4.5 / 5 (4) |
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When you eat may be just as vital to your health as what you eat, found researchers at the Salk Institute for Biological Studies. Their experiments in mice revealed that the daily waxing and waning of thousands ...
Arsenic biomethylation required for oxidative DNA damage
Nov 23, 2009 |
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Biomethylation of arsenic compounds appears to cause oxidative DNA damage and to increase their carcinogenicity, according to a new study published online November 23 in the Journal of the National Cancer Institute.
Multiple health concerns surface as winter, vitamin D deficiences arrive
Nov 23, 2009 |
4.1 / 5 (8) |
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A string of recent discoveries about the multiple health benefits of vitamin D has renewed interest in this multi-purpose nutrient, increased awareness of the huge numbers of people who are deficient in it, spurred research ...
The indefinite self-renewal of specialized cells without the need for stem cell intermediates
Nov 16, 2009 |
3.7 / 5 (3) |
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(PhysOrg.com) -- Is the indefinite expansion of adult cells possible without recourse to stem cell intermediates? The team led by Michael Sieweke at the Centre d'immunologie de Marseille Luminy, France has ...
Wistar researchers show targeting 'normal' cells in tumors slows growth
Nov 16, 2009 |
1 / 5 (1) |
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Targeting the normal cells that surround cancer cells within and around a tumor is a strategy that could greatly increase the effectiveness of traditional anti-cancer treatments, say researchers at The Wistar Institute.
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