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Current Calcium Carbonate News and Events, Calcium Carbonate News Articles.
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Ohio State scientists tune switch for contraction to fix heart disease
For the first time, scientists at The Ohio State University have engineered new calcium receptors for the heart to tune the strength of the heartbeat in an animal model. (2016-02-24)

Ocean acidification already slowing coral reef growth
A team of scientists led by Carnegie's Rebecca Albright and Ken Caldeira performed the first-ever experiment that manipulated seawater chemistry in a natural coral reef community in order to determine the effect that excess carbon dioxide released by human activity is having on coral reefs. Their results provide evidence that ocean acidification is already slowing coral reef growth. (2016-02-24)

Ocean acidification slowing coral reef growth
Research at One Tree Island Research Station proves ocean acidification resulting from carbon dioxide emissions is slowing coral reef growth. In the first experiment to manipulate the chemistry of seawater in the ocean, researchers brought the pH of a reef on the Great Barrier Reef Island closer to what it would have been in pre-industrial times. The team included Ph.D. candidate at the University of Sydney Kennedy Woolfe and leading climate scientist Ken Caldeira. (2016-02-24)

Potatoes wild with calcium
Researchers have found the molecular marker -- a pattern in the plant's natural DNA -- for calcium in potatoes. This will save time in breeding high-quality, high-calcium potatoes that resist rot. (2016-02-24)

Paleontologist Thomas Tütken receives ERC Consolidator grant
The European Research Council has granted EUR 1.7 million funding to the research project 'Vertebrate Herbivory' led by Dr. Thomas Tütken at Johannes Gutenberg University Mainz. This project aims to investigate when the first land-based vertebrates began to use plants as a new food source. (2016-02-17)

TUM at AAAS in Washington: Materials with self-healing powers
Bridges, tunnels and roads: Concrete is the main component of our infrastructure. And when the structural elements need to be repaired, it often leads to long traffic jams. At the Annual Meeting of the AAAS (American Association for the Advancement of Science) in Washington, D.C., Prof. Christian Grosse from the Technical University of Munich (TUM) and other experts talked about smart materials for sustainable infrastructure. (2016-02-14)

Some heart drugs and antibiotics show effective in fighting cancer
North American researchers have identified drugs that showed promising perspectives in treating cancers, according to a recent study published in Cancer Research. These drugs are normally used to treat other diseases, such as heart failure, cardiac arrhythmia, and infections. (2016-02-09)

Ocean acidification makes coralline algae less robust
Ocean acidification (the ongoing decrease in the pH of the Earth's oceans, caused by the uptake of CO2 from the atmosphere), is affecting the formation of the skeleton of coralline algae which play an important part in marine biodiversity, new research from the University of Bristol has found. (2016-02-08)

Emerging vascular risk factors in women: Any differences from men?
The incidence and severity of both traditional and emerging cardiovascular disease risk factors as well as the response to treatment may differ between genders. (2016-02-04)

Stanford's GCEP awards $7.6 million for energy research
The Global Climate and Energy Project (GCEP) at Stanford University has awarded $7.6 million for research on advanced energy technologies for industrialized countries and the developing world. The funding will be shared by six research teams at Stanford and three other universities. (2016-02-04)

Harnessing the power of light to fight cancer
Immunotherapy is one of the hottest emerging areas of cancer research. Using the body's own cells to fight cancer can be more effective and less invasive than flooding the entire system with toxic chemicals. Yubin Zhou, Ph.D., assistant professor at the Center for Translational Cancer Research at the Texas A&M Health Science Center Institute of Biosciences & Technology, is studying how to use light to control the immune system and induce it to fight cancer. (2016-02-04)

Why is calcific tendinitis so painful?
Calcific tendinitis of the shoulder, typically characterized by calcium deposits on the rotator cuff, is an extremely painful condition that can severely impair movement and life quality. A new study appearing in today's issue of the Journal of Bone and Joint Surgery, found a significant increase in blood vessel and pain receptor growth among patients with this condition. (2016-02-03)

Receptors inside nerve cells may be a key to controlling pain
In real estate, location is key. It now seems the same concept holds true when it comes to stopping pain.New research at Washington University School of Medicine in St. Louis and McGill University in Montreal indicates that the location of receptors that transmit pain signals is important in how big or small a pain signal will be and how effectively drugs can block those signals. (2016-02-03)

Novel nanoparticle made of common mineral may help keep tumor growth at bay
Engineers at Washington University in St. Louis found a way to keep a cancerous tumor from growing by using nanoparticles of the main ingredient in common antacid tablets. (2016-02-02)

Study shows North Atlantic Ocean CO2 storage doubled over last decade
A University of Miami Rosenstiel School of Marine and Atmospheric Science-led study shows that the North Atlantic absorbed 100 percent more man-made carbon dioxide over the last decade, compared to the previous decade. The findings show the impact that the burning of fossil fuels have had on the world's oceans in just 10 years. (2016-02-02)

New hope for improved heart disease detection and treatment in type 2 diabetics
With approximately two-thirds of deaths among people with type 2 diabetes related to cardiovascular disease, a new report holds hope for improving the treatment of heart disease for one of the country's and the world's most at-risk populations. (2016-02-01)

Climate change prompts makeover of New England's forests, Dartmouth study finds
Forest soils across New England will store fewer nutrients and metals -- some beneficial, some harmful -- as climate change prompts maples and other deciduous trees to replace the region's iconic evergreen conifers, a Dartmouth College study finds. (2016-01-29)

Optogenetic technology developed at UMMS uses light to trigger immunotherapy
A new optogenetic technology developed by scientists at the University of Massachusetts Medical School and Texas A&M Health Science Center Institute of Biosciences & Technology, called optogenetic immunomodulation, is capable of turning on immune cells to attack melanoma tumors in mice. Using near-infrared light, researchers have shown they can selectively activate an immune response by controlling the flow of calcium ions into the cell. (2016-01-25)

Penn study solves mystery of cell powerhouse's balance of calcium
A decades-long mystery of how the cell's powerhouse, and its energy currency of calcium ion flow, is maintained under different physiological conditions has been solved. The team identified a novel regulatory mechanism that governs levels of calcium inside cells. Without this physiological mechanism, calcium levels can increase uncontrollably, contributing to a variety of neurodegenerative, metabolic, and cardiovascular diseases. (2016-01-25)

New study shows aged garlic extract can reduce dangerous plaque buildup in arteries
The supplement aged garlic extract can lower the risk of heart disease by reducing the accumulation of certain types of plaque in the arteries, a new study finds. (2016-01-21)

Genetic variation may explain Asian susceptibility to Kawasaki disease
Scientists from the RIKEN Center for Integrative Medical Sciences (IMS) in Yokohama, Japan, in collaboration with researchers from a number of hospitals around Japan, have found two variations in a gene called ORAI1, one of which may help explain why people of Asian descent are more susceptible to Kawasaki disease, a poorly understand ailment that mostly afflicts young children. (2016-01-20)

FAU researchers show how mother-of-pearl is formed from nanoparticles
Materials scientists at FAU have shown for the first time that the mother-of-pearl in clam shells does not form in a crystallisation process but is a result of the aggregation of nanoparticles within an organic matrix. This could lead to a better understanding of the structure of biomaterials which may be useful in the development of new high-performance ceramics. (2016-01-15)

Calcium and Cell Function
This SRC focuses on calcium channels, signaling pathways and binding proteins in health and disease. (2016-01-14)

Standardized approach makes outpatient thyroid surgery safe for even the elderly, super-elderly
A standardized treatment approach that starts with good screening and ends with patients going home to well-prepared caregivers, means outpatient thyroid surgery is safe for the vast majority of patients, including the elderly and super-elderly, physician-scientists say. (2016-01-12)

Researchers discover novel factor in Parkinson's disease
A team of local researchers have discovered a previously unknown cellular defect in patients with idiopathic Parkinson's disease, and identified a sequence of pathological events that can trigger or accelerate premature death of certain neurons in the brain seen in this disease. (2016-01-12)

Growth rings on rocks give up North American climate secrets
A team led by UC Berkeley soil scientists use soil deposits that form growth rings on rocks to provide a detailed picture of North American climate over a 120,000-year time span. (2016-01-11)

West Coast study emphasizes challenges faced by marine organisms exposed to global change
Along the West Coast, ocean acidification and hypoxia combine with other factors, such as rising ocean temperatures, to create serious challenges for marine life, a new study finds. (2016-01-11)

How seashells get their strength
Seashells and lobster claws are hard to break, but chalk is soft enough to draw on sidewalks. Though all three are made of calcium carbonate crystals, the hard materials include clumps of soft biological matter that make them much stronger. A study today in Nature Communications reveals how soft clumps get into crystals and endow them with remarkable strength. (2016-01-08)

Critical clues on cartilage
Researchers find that 'microdomains' -- non-fibrous areas within cartilage -- play a key role in the function of cartilage, and that information paves the way for better treatment of injuries such as knee meniscus tears and new therapies for osteoarthritis and age-related degeneration. (2016-01-04)

3-D footage of nematode brains links neurons with motion and behavior
Princeton University researchers developed an instrument that allowed them to capture among the first 3-D recordings of neural activity in nearly the entire brain of a free-moving animal, the nematode Caenorhabditis elegans. The findings could provide scientists with a better understanding of how neurons coordinate action and perception in animals. (2015-12-30)

Succeeded in observing a two-phonon quantum interference, a world first
A research group at Osaka University has succeeded in observing at the intended timing two-phonon quantum interference by using two cold calcium ions in ion traps, which spatially confine charged particles. A phonon is a unit of vibrational energy that arises from oscillating particles within crystals. Two-particle quantum interference experiments using two photons or atoms have been previously reported, but this group's achievement is the world's first observation using two phonons. (2015-12-25)

Tooth fillings of the future may incorporate bioactive glass
A few years from now millions of people around the world might be walking around with an unusual kind of glass in their mouth, and using it every time they eat. Engineers have made some promising findings about the ability of 'bioactive' glass to help reduce the ability of bacteria to attack composite tooth fillings -- and perhaps even provide some of the minerals needed to replace those lost to tooth decay. (2015-12-22)

Unusual central Nevada geologic terranes
This new Special Paper from The Geological Society of America is a product of nearly 25 years of geologic investigations. It is a detailed exposition of two small areas, both less than 25 km east of the Mississippian Roberts Mountains allochthon, but each displaying a different, unique geologic terrane, previously undocumented in Nevada and perhaps in North America. (2015-12-22)

Mystery of heat loss from the Earth's crust has been solved
The first discovery of a new type of hydrothermal vent system in a decade helps explain the long observed disconnect between the theoretical rate at which the Earth's crust is cooling at seafloor spreading ridge flanks, and actual observations. It could also help scientists interpret the evidence for past global climates more accurately. (2015-12-22)

Radioactive matter migrates more quickly through fractured carbonate rock
The study, published in the online journal Environmental Science & Technology (ACS Publications), determined the impact of intrinsic colloid formation on increased migration of leaked radioactive materials in the environment. Colloids are microscopic inorganic or organic solids that remain suspended in water. Intrinsic colloids are formed when radioactive waste mixes with other dissolved components in the groundwater, such as bicarbonate. (2015-12-18)

How excitatory/inhibitory balance is maintained in the brain
Researchers at the RIKEN Brain Science Institute and Nagoya University in Japan, and Ecole Normale Superieure in France have discovered how disturbed inhibitory connections are restored. Published in Cell Reports, the work shows how inhibitory synapses are stabilized when the neurotransmitter glutamate triggers stored calcium to be released from the endoplasmic reticulum in neurons. (2015-12-17)

Growth potential remains at risk on even the most remote coral reefs
Coral reefs in the Indian Ocean that were severely damaged by a global warming event 17 years ago have bounced back to optimum health and have the potential to keep pace with rising sea levels, but only if they escape the impacts of future warming events, researchers from the University of Exeter have found. (2015-12-16)

Oxford team demonstrates 'hybrid' logic gate as work towards quantum computer continues
Oxford researchers have demonstrated that quantum logic gates between different isotopic species are possible, can be driven by a relatively simple laser system, and can work with precision beyond the so-called 'fault-tolerant threshold' precision of approximately 99 percent -- the precision necessary to implement the techniques of quantum error correction, without which a quantum computer of useful size cannot be built. (2015-12-16)

Surgery is more effective than drug in hyperparathyroidism post-kidney transplantation
A study led by researchers from the Nephrology group at Bellvitge Biomedical Research Institute and the University Hospital of Bellvitge, compared the results of surgery with drug therapy in patients with tertiary hyperparathyroidism, i.e., after a kidney transplant. The results of the research have been published in the journal of greatest impact in the Journal of the American Society of Nephrology. (2015-12-16)

New evidence of tool use discovered in parrots
Psychologists at the University of York and University of St Andrews have uncovered the first evidence of tool use by greater vasa parrots (Coracopsis vasa). (2015-12-15)

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