News tagged with calcium levels
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 |
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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 |
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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 |
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Submerged atomic resolution imaging of calcium carbonate crystal surface
Hard tissues of organisms, such as bones and shells, are composed of inorganic minerals (biominerals). While these substances are created by biomineralization, which will be discussed later, many uncertainties ...
Sep 05, 2011 |
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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 |
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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 |
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Aurora A may contribute to kidney disease
The Aurora A kinase may contribute to polycystic kidney disease (PKD) by inactivating a key calcium channel in kidney cells, according to a study in the June 13 issue of The Journal of Cell Biology.
Jun 13, 2011 |
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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 |
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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 |
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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 |
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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 |
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Cholesterol levels in young adults predict risk of future heart disease
(PhysOrg.com) -- Young people with even modestly elevated cholesterol levels are more likely to develop coronary artery calcium and atherosclerosis later in life, according to a study by UCSF researchers.
Medicine & Health / Medical research
Aug 02, 2010 |
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Scientists discover how neuroglobin protects against Alzheimer's
A team of scientists at the University of California, Davis and the University of Auckland has discovered that neuroglobin may protect against Alzheimer's disease by preventing brain neurons from dying in response to natural ...
Medicine & Health / Neuroscience
Aug 02, 2010 |
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New Technique Detects Enzyme Implicated in Cancer, Atherosclerosis
(PhysOrg.com) -- A Georgia Tech research team has developed a new technique that reliably detects and quantifies an enzyme implicated in osteoporosis, arthritis, atherosclerosis, cancer metastasis and other ...
Jun 01, 2010 |
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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 |
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