News tagged with calcium level
Scientists: Global warming has already changed oceans
In Washington state, oysters in some areas haven't reproduced for four years, and preliminary evidence suggests that the increasing acidity of the ocean could be the cause. In the Gulf of Mexico, falling oxygen levels in ...
Space & Earth / Earth Sciences
Jun 10, 2009 |
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Acid test: Study reveals both losers and winners of CO2-induced ocean acidification
(PhysOrg.com) -- As the world’s seawater becomes more acidic due to rising atmospheric carbon dioxide, some shelled marine creatures may actually become bigger and stronger, according to a new study.
Space & Earth / Earth Sciences
Dec 01, 2009 |
4.3 / 5 (13) |
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Cell's power generator depends on long-sought protein: 50-year search for calcium channel ends
(PhysOrg.com) -- Mitochondria, those battery-pack organelles that fuel the energy of almost every living cell, have an insatiable appetite for calcium. Whether in a dish or a living organism, the mitochondria ...
Jun 19, 2011 |
5 / 5 (10) |
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Shells slim down with CO2
Marine algae that turn carbon dissolved in seawater into shell will produce thinner and thinner shells as carbon dioxide levels increase.
Aug 09, 2011 |
4.2 / 5 (6) |
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Seafloor Fossils Provide Clues on Climate Change
Deep under the sea, a fossil the size of a sand grain is nestled among a billion of its closest dead relatives. Known as foraminifera, these complex little shells of calcium carbonate can tell you the sea ...
Space & Earth / Earth Sciences
Oct 22, 2009 |
4 / 5 (6) |
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On...off...on...off... The circuitry of insulin-releasing cells
A myriad of inputs can indicate a body's health bombard pancreatic beta cells continuously, and these cells must consider all signals and "decide" when and how much insulin to release to maintain balance in blood sugar, for ...
Dec 09, 2010 |
4.2 / 5 (5) |
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Sea cucumbers could be key to preserving coral reefs
(PhysOrg.com) -- Tropical sea cucumbers could play a key role in saving coral reefs from the devastating effects of climate change, say scientists at One Tree Island, the University of Sydney's research station ...
Jan 31, 2012 |
5 / 5 (4) |
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Vitamin D deficiency is widespead and on the increase
A new report issued by the International Osteoporosis Foundation (IOF) and published in the scientific journal Osteoporosis International, shows that populations across the globe are suffering from the impact of low levels ...
Jun 30, 2009 |
3.6 / 5 (5) |
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New Model Suggests Role of Low Vitamin D in Cancer Development
(PhysOrg.com) -- In studying the preventive effects of vitamin D, researchers at the Moores Cancer Center at the University of California, San Diego, have proposed a new model of cancer development that hinges on a loss of ...
May 22, 2009 |
4.3 / 5 (4) |
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Shedding light on ice sheet collapse through Great Barrier Reef
An international team of scientists jointly led by Dr. Jody Webster, of the University of Sydney, and Dr Yusuke Yokoyama, of the University of Tokyo, is analyzing sediment cores drilled by the research ship, the Greatship ...
Space & Earth / Earth Sciences
Feb 21, 2011 |
4 / 5 (4) |
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Loss of 'lake lawnmowers' leads to algae blooms
Unprecedented algae growth in some lakes could be linked to the decline of water calcium levels and the subsequent loss of an important algae-grazing organism that helps keep blooms at bay.
Sep 28, 2011 |
5 / 5 (3) |
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New bacterium forms intracellular minerals
A new species of photosynthetic bacterium has come to light: it is able to control the formation of minerals (calcium, magnesium, barium and strontium carbonates) within its own organism. Published in Science on Apr ...
May 11, 2012 |
5 / 5 (3) |
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CO2 makes life difficult for algae
The acidification of the world's oceans could have major consequences for the marine environment. New research shows that coccoliths, which are an important part of the marine environment, dissolve when seawater acidifies.
Space & Earth / Earth Sciences
May 10, 2011 |
4.7 / 5 (3) |
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Statin RX may be overprescribed in healthy people without evidence of diseased arteries
Rolling back suggestions from previous studies, a Johns Hopkins study of 950 healthy men and women has shown that taking daily doses of a cholesterol-lowering statin medication to protect coronary arteries and ward off heart ...
Medicine & Health / Medical research
Nov 16, 2010 |
4 / 5 (3) |
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Estrogen may reduce airway constriction in women patients with asthma
Female sex hormones may work with beta-agonists in reducing airway constriction, according to new bench research from the Mayo Clinic.
Medicine & Health / Diseases, Conditions, Syndromes
May 17, 2010 |
5 / 5 (1) |
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