http://www.sciencedaily.com/news/health_medicine/food_additives/ Read the latest research on food additives and preservatives including their effect on human health. en-us Sat, 26 May 2012 13:05:01 EDT Sat, 26 May 2012 13:05:01 EDT 60 http://www.sciencedaily.com/images/logosmall.gif http://www.sciencedaily.com/news/health_medicine/food_additives/ For more science articles, visit ScienceDaily. http://www.sciencedaily.com/releases/2012/05/120501183013.htm Researchers have discovered that a protein that transports sodium, potassium and chloride may hold clues to how glioblastoma, the most common and deadliest type of brain cancer, moves and invades nearby healthy brain tissue. Tue, 01 May 2012 18:30:30 EDT http://www.sciencedaily.com/releases/2012/05/120501183013.htm http://www.sciencedaily.com/releases/2012/05/120501134315.htm It's easy to purify clear water: just put it in transparent bottles for a few hours in the sun. Muddy water -- like that found in the developing world -- is another issue. Now researchers have devised a simple way to get the mud out. Tue, 01 May 2012 13:43:43 EDT http://www.sciencedaily.com/releases/2012/05/120501134315.htm http://www.sciencedaily.com/releases/2012/03/120321132101.htm Scientists have shown that a key protein involved in cell function and regulation is stopped by a substance present in cigarette smoke. The authors found a cancer-causing agent called reactive oxygen species present in the gaseous phase of cigarette smoke that has the ability to inhibit normal cell function. Exposure to secondhand smoke impaired the function of the sodium pump, necessary for healthy cell regulation. Wed, 21 Mar 2012 13:21:21 EDT http://www.sciencedaily.com/releases/2012/03/120321132101.htm http://www.sciencedaily.com/releases/2012/03/120316094454.htm Nanoparticles containing chitosan have been shown to have effective antimicrobial activity against Staphylococcus saprophyticus and Escherichia coli. The materials could be used as a protective wound-healing material to avoid opportunistic infection as well as working to facilitate wound healing. Fri, 16 Mar 2012 09:44:44 EDT http://www.sciencedaily.com/releases/2012/03/120316094454.htm http://www.sciencedaily.com/releases/2012/02/120213185645.htm Researchers have revealed, for the first time, one of the molecular mechanisms that regulates the beating of heart cells by controlling the movement of sodium in out of the cells -- and what calcium has to do with it. Mon, 13 Feb 2012 18:56:56 EST http://www.sciencedaily.com/releases/2012/02/120213185645.htm http://www.sciencedaily.com/releases/2011/12/111220154045.htm Researchers report that 6-month-old infants who have been introduced to starchy table foods, which often contain added salt, have a heightened preference for salty taste. They also were more likely to consume plain salt at preschool age. The findings highlight the potentially significant role of early dietary experience in shaping salty taste preferences of infants and young children. Tue, 20 Dec 2011 15:40:40 EST http://www.sciencedaily.com/releases/2011/12/111220154045.htm http://www.sciencedaily.com/releases/2011/11/111128120546.htm Hypertension is an endemic condition with far-reaching consequences. For instance, high blood pressure is the main cause of heart attacks and strokes. Other organs are also damaged by the chronic condition. Hypertension is attributed to a high salt intake and a genetic predisposition. Scientists have now discovered that even a normal salt intake can cause hypertension in people suffering from a sodium dysregulation. Researchers have managed to identify the responsible gene. Mon, 28 Nov 2011 12:05:05 EST http://www.sciencedaily.com/releases/2011/11/111128120546.htm http://www.sciencedaily.com/releases/2011/11/111123132935.htm For years, doctors have warned that too much salt is bad for your heart. Now a new study suggests that both high and low levels of salt intake may put people with heart disease or diabetes at increased risk of cardiovascular complications. Wed, 23 Nov 2011 13:29:29 EST http://www.sciencedaily.com/releases/2011/11/111123132935.htm http://www.sciencedaily.com/releases/2011/11/111122162820.htm For persons with cardiovascular disease or diabetes, urinary sodium excretion (a surrogate for salt intake) at higher levels or at lower levels compared to mid-range values was associated with an increased risk of cardiovascular events (for higher levels) or cardiovascular death and hospitalization for congestive heart failure (for lower levels), according to a new study. Also, higher estimated urinary potassium excretion was associated with a reduced risk of stroke. Tue, 22 Nov 2011 16:28:28 EST http://www.sciencedaily.com/releases/2011/11/111122162820.htm http://www.sciencedaily.com/releases/2011/11/111118132952.htm Researchers have achieved a 50% reduction in the amount of salt in already desalted cod, thus obtaining a final product that preserves all its sensory properties and is particularly suitable for persons with hypertension. Fri, 18 Nov 2011 13:29:29 EST http://www.sciencedaily.com/releases/2011/11/111118132952.htm http://www.sciencedaily.com/releases/2011/10/111013135256.htm Scientists have demonstrated that mineral levels in new varieties of broccoli have not declined since 1975, and that the broccoli contains the same levels of calcium, copper, iron, magnesium, potassium and other minerals that have made the vegetable a healthy staple of American diets for decades. Thu, 13 Oct 2011 13:52:52 EDT http://www.sciencedaily.com/releases/2011/10/111013135256.htm http://www.sciencedaily.com/releases/2011/09/110928125416.htm Anti-caking agents in powdered products may hasten degradation of vitamin C instead of doing what they are supposed to do: protect the nutrient from moisture. Wed, 28 Sep 2011 12:54:54 EDT http://www.sciencedaily.com/releases/2011/09/110928125416.htm http://www.sciencedaily.com/releases/2011/09/110922134615.htm Scientists have now begun to understand kidney damage on a cellular level and how the activity of certain molecules in damaged kidneys contributes to salt and water retention in nephrotic syndrome. Several new insights in this area of research are presented at an upcoming meeting. Thu, 22 Sep 2011 13:46:46 EDT http://www.sciencedaily.com/releases/2011/09/110922134615.htm http://www.sciencedaily.com/releases/2011/09/110919104805.htm When researchers discovered the primary genetic defect that causes cystic fibrosis (CF) back in 1989, they opened up a new realm of research into treatment and a cure for the disease. Since then, scientists have been able to clone the defective gene and study its effects in animals. Now researchers have developed a technique for observing the defects at work in human tissue donated by patients with CF. Mon, 19 Sep 2011 10:48:48 EDT http://www.sciencedaily.com/releases/2011/09/110919104805.htm http://www.sciencedaily.com/releases/2011/08/110822111737.htm Older adults who lead sedentary lifestyles and consume a lot of sodium in their diet may be putting themselves at risk for more than just heart disease. A new study has found evidence that high-salt diets coupled with low physical activity can be detrimental to cognitive health in older adults. Mon, 22 Aug 2011 11:17:17 EDT http://www.sciencedaily.com/releases/2011/08/110822111737.htm http://www.sciencedaily.com/releases/2011/08/110805082957.htm In summer, more dishes like gazpacho –- a cold soup containing raw vegetables, bread, olive oil and vinegar –- are consumed. A new study has revealed that ingredients’ vitamin C content as well as other organic acids is lower in the resulting mixture, meaning that it should be eaten immediately after preparation. Fri, 05 Aug 2011 08:29:29 EDT http://www.sciencedaily.com/releases/2011/08/110805082957.htm http://www.sciencedaily.com/releases/2011/07/110731170001.htm Seventy per cent of eight-month-old babies have a salt intake higher than the recommended UK maximum level, due to being fed salty and processed foods like yeast extract, gravy, baked beans and tinned spaghetti. High levels of salt can damage developing kidneys, give children a taste for salty foods and establish poor eating practices that continue into adulthood and can result in health problems later in life. Sun, 31 Jul 2011 17:00:00 EDT http://www.sciencedaily.com/releases/2011/07/110731170001.htm http://www.sciencedaily.com/releases/2011/07/110712191650.htm A high sodium intake, especially when combined with a low potassium intake, is associated with an increased risk of cardiovascular disease (CVD) and mortality, according to a new study. Tue, 12 Jul 2011 19:16:16 EDT http://www.sciencedaily.com/releases/2011/07/110712191650.htm http://www.sciencedaily.com/releases/2011/07/110706134147.htm New animal study has drawn an association between pregnant mothers' sodium intake and their newborn's kidney development. Wed, 06 Jul 2011 13:41:41 EDT http://www.sciencedaily.com/releases/2011/07/110706134147.htm http://www.sciencedaily.com/releases/2011/06/110622224451.htm Researchers have developed a new test to detect the levels of vitamin B12 using your breath, allowing for a cheaper, faster, and simpler diagnosis that could help to avoid the potentially fatal symptoms of B12 deficiency. Wed, 22 Jun 2011 22:44:44 EDT http://www.sciencedaily.com/releases/2011/06/110622224451.htm http://www.sciencedaily.com/releases/2011/06/110621131330.htm Researchers have made a discovery that could help drug manufacturers develop new antiepileptic drugs and explore novel strategies for treating seizures associated with epilepsy. The researchers used a computational model of the cortical network to show that during seizure there is a slow and progressive buildup of intracellular sodium in neurons, and that it is this accumulation of intracellular sodium that leads to the termination of the seizure. Tue, 21 Jun 2011 13:13:13 EDT http://www.sciencedaily.com/releases/2011/06/110621131330.htm http://www.sciencedaily.com/releases/2011/06/110614131954.htm When University of Maryland psychologist Andrea Chronis-Tuscano testified at an FDA hearing, it changed her mind about the risks of artificial food coloring for children, and drove her to reconsider what she feeds her kids. Chronis-Tuscano walked into the meeting certain that NO convincing scientific evidence supports the idea that these additives cause ADHD. While testimony from other experts did NOT shake that assessment, it did raise concerns about the overall safety for children. Tue, 14 Jun 2011 13:19:19 EDT http://www.sciencedaily.com/releases/2011/06/110614131954.htm http://www.sciencedaily.com/releases/2011/06/110614115033.htm Researchers -- using an innovative, atom-by-atom substitution method -- have uncovered the mechanism by which a particular class of drugs controls irregular heartbeats. Tue, 14 Jun 2011 11:50:50 EDT http://www.sciencedaily.com/releases/2011/06/110614115033.htm http://www.sciencedaily.com/releases/2011/05/110503161358.htm In a study conducted to examine the health outcomes related to salt intake, as gauged by the amount of sodium excreted in the urine, lower sodium excretion was associated with an increased risk of cardiovascular death, while higher sodium excretion did not correspond with increased risk of hypertension or cardiovascular disease complications. Tue, 03 May 2011 16:13:13 EDT http://www.sciencedaily.com/releases/2011/05/110503161358.htm http://www.sciencedaily.com/releases/2011/05/110503132700.htm Drugs known as thiazolidinediones, or TZDs for short, are widely used in diabetes treatment, but they come with a downside. The drugs have effects on the kidneys that lead to fluid retention as the volume of plasma in the bloodstream expands. Now researchers report that those negative consequences arise in more than one way. The findings may lead to the development of improved diabetes therapies. Tue, 03 May 2011 13:27:27 EDT http://www.sciencedaily.com/releases/2011/05/110503132700.htm http://www.sciencedaily.com/releases/2011/05/110502110651.htm Has a bone density scan placed you at risk for osteoporosis, leading your doctor to prescribe a widely advertised bone-building medication? Not so fast! A new study finds that an effective first course of action is increasing dietary calcium and vitamin D or taking calcium and vitamin D supplements. Mon, 02 May 2011 11:06:06 EDT http://www.sciencedaily.com/releases/2011/05/110502110651.htm http://www.sciencedaily.com/releases/2011/04/110425173846.htm A new low cost test for acute pancreatitis that gets results much faster than existing tests has been developed by scientists. The sensor, which could be produced for as little as a dollar, is built with a 12-cent LED light, aluminum foil, gelatin, milk protein and a few other cheap, easily obtainable materials. Mon, 25 Apr 2011 17:38:38 EDT http://www.sciencedaily.com/releases/2011/04/110425173846.htm http://www.sciencedaily.com/releases/2011/04/110405175012.htm All those salty snacks available at the local tavern might be doing more than increasing your thirst: They could also play a role in suppressing social anxiety. New research shows that elevated levels of sodium blunt the body's natural responses to stress by inhibiting stress hormones that would otherwise be activated in stressful situations. Tue, 05 Apr 2011 17:50:50 EDT http://www.sciencedaily.com/releases/2011/04/110405175012.htm http://www.sciencedaily.com/releases/2011/03/110323183801.htm The less physically active you are, the more your blood pressure rises in response to a high-salt diet, new research finds. Following a low-salt diet may be particularly important in lowering blood pressure among sedentary people. Wed, 23 Mar 2011 18:38:38 EDT http://www.sciencedaily.com/releases/2011/03/110323183801.htm http://www.sciencedaily.com/releases/2011/02/110228163030.htm Soda and other sugar-sweetened beverages such as fruit drinks are associated with higher blood pressure levels, according to a new study. Adults with higher sodium intake had a stronger association between sugar-sweetened beverages and high blood pressure. Mon, 28 Feb 2011 16:30:30 EST http://www.sciencedaily.com/releases/2011/02/110228163030.htm http://www.sciencedaily.com/releases/2011/02/110222083511.htm New research shows that medications which have raised safety concerns over heart attack and stroke risks may not have gotten approval from the US Food and Drug Administration if the cardiovascular effects of fluid retention had been better understood. Tue, 22 Feb 2011 08:35:35 EST http://www.sciencedaily.com/releases/2011/02/110222083511.htm http://www.sciencedaily.com/releases/2011/02/110209121653.htm Drinking diet soda daily is linked to a higher risk of stroke, heart attack and vascular-related deaths, according to new research. High salt intake may double the risk of ischemic stroke, independent of sodium's role in hypertension. Wed, 09 Feb 2011 12:16:16 EST http://www.sciencedaily.com/releases/2011/02/110209121653.htm http://www.sciencedaily.com/releases/2011/01/110114164519.htm A new finding shows how the million working units in the kidney regulate salt handling. This identifies a new possible therapeutic target for treating high blood pressure. Fri, 14 Jan 2011 16:45:45 EST http://www.sciencedaily.com/releases/2011/01/110114164519.htm http://www.sciencedaily.com/releases/2011/01/110113213131.htm The American Heart Association today issued a call to action for the public, health professionals, the food industry and the government to intensify efforts to reduce the amount of sodium (salt) Americans consume daily. Thu, 13 Jan 2011 21:31:31 EST http://www.sciencedaily.com/releases/2011/01/110113213131.htm http://www.sciencedaily.com/releases/2010/11/101121122551.htm Older adults with even mildly decreased levels of sodium in the blood (hyponatremia) experience increased rates of fractures and falls, according to a new study. Falls are a serious health problem for the elderly and account for about 50 percent of deaths due to injury in the elderly. Sun, 21 Nov 2010 12:25:25 EST http://www.sciencedaily.com/releases/2010/11/101121122551.htm http://www.sciencedaily.com/releases/2010/11/101114161821.htm Small decreases in salt consumption among teens could reduce high blood pressure, heart disease and stroke in adulthood. Processed foods and fast foods, pose high salt hazards to families and teens. Researchers say food manufacturers should continue to reduce salt levels in their products. Sun, 14 Nov 2010 16:18:18 EST http://www.sciencedaily.com/releases/2010/11/101114161821.htm http://www.sciencedaily.com/releases/2010/11/101113165437.htm Researchers have demonstrated that the gene mutated in cystic fibrosis not only controls traffic on the chloride highway, but also keeps the sodium highway from being overused. Sat, 13 Nov 2010 16:54:54 EST http://www.sciencedaily.com/releases/2010/11/101113165437.htm http://www.sciencedaily.com/releases/2010/10/101025221739.htm Dietary supplementation with sodium bicarbonate (baking soda) on the morning of a tennis match allows athletes to maintain their edge. A randomized, controlled trial found that those players who received the supplement showed no decline in skilled tennis performance after a simulated match. Mon, 25 Oct 2010 22:17:17 EDT http://www.sciencedaily.com/releases/2010/10/101025221739.htm http://www.sciencedaily.com/releases/2010/10/101025152258.htm Scientists are closer to solving one of the many mysteries of multiple sclerosis and other demyelinating diseases. New research revealed a previously unknown connection between two ion channels, which, when misaligned, can cause the many bizarre symptoms that characterize the condition. Mon, 25 Oct 2010 15:22:22 EDT http://www.sciencedaily.com/releases/2010/10/101025152258.htm http://www.sciencedaily.com/releases/2010/10/101014144229.htm New research points to the existence of a gene on chromosome 5 that influences how much aldosterone is produced -- which may be excessive in African-descended populations. Thu, 14 Oct 2010 14:42:42 EDT http://www.sciencedaily.com/releases/2010/10/101014144229.htm http://www.sciencedaily.com/releases/2010/09/100922091456.htm A new study has found that patients with severe portal-hypertensive bleeding who are treated with terlipressin may experience an acute reduction of sodium in their blood. This reduction in serum sodium, known as hyponatremia, can cause adverse reactions such as neurological complications, and is rapidly reversible upon terlipressin withdrawal. Researchers suggest that serum sodium should be closely monitored in these patients and caution that use of solutions with high sodium content to treat this condition may cause a too rapid recovery of sodium leading to adverse events. Wed, 22 Sep 2010 09:14:14 EDT http://www.sciencedaily.com/releases/2010/09/100922091456.htm http://www.sciencedaily.com/releases/2010/09/100913161826.htm An increased intake of 'good' potassium salts could contribute significantly to improving blood pressure at the population level, according to new research. The favorable effect brought about by potassium is even estimated to be comparable with the blood pressure reduction achievable by halving the intake of 'bad' sodium salts (mostly from table salt). Mon, 13 Sep 2010 16:18:18 EDT http://www.sciencedaily.com/releases/2010/09/100913161826.htm http://www.sciencedaily.com/releases/2010/08/100827112942.htm Researchers have developed an innovative way to look at the development of osteoarthritis in the knee joint -- one that relies on the examination of sodium ions in cartilage. Fri, 27 Aug 2010 11:29:29 EDT http://www.sciencedaily.com/releases/2010/08/100827112942.htm http://www.sciencedaily.com/releases/2010/07/100715091702.htm Restricting the amount of sodium chloride in food can lower the risk of cardiovascular morbidities, according to a new study. Thu, 15 Jul 2010 09:17:17 EDT http://www.sciencedaily.com/releases/2010/07/100715091702.htm http://www.sciencedaily.com/releases/2010/06/100617102725.htm One way obese people become salt sensitive and hypertensive has been identified. Researchers have documented a chain of events in which excess inflammatory factors resulting from excess fat cause the body to retain more sodium and, consequently, more fluid and higher blood pressure. Thu, 17 Jun 2010 10:27:27 EDT http://www.sciencedaily.com/releases/2010/06/100617102725.htm http://www.sciencedaily.com/releases/2010/06/100603123717.htm Scientists have made a significant advance in understanding how potassium channels, which permit the flow of electric currents central to many of the body's biological processes, control the flow of these currents. Thu, 03 Jun 2010 12:37:37 EDT http://www.sciencedaily.com/releases/2010/06/100603123717.htm http://www.sciencedaily.com/releases/2010/06/100601072514.htm Making food choices based on television advertising results in a very imbalanced diet, according to a new study comparing the nutritional content of food choices influenced by television to nutritional guidelines. Tue, 01 Jun 2010 07:25:25 EDT http://www.sciencedaily.com/releases/2010/06/100601072514.htm http://www.sciencedaily.com/releases/2010/05/100527170953.htm For kidney patients trying to control their blood pressure, reducing fluid build-up in the blood is more effective than using antihypertensive medications, according to a new analysis. The research suggests that lowering salt intake may help reduce build-up. Thu, 27 May 2010 17:09:09 EDT http://www.sciencedaily.com/releases/2010/05/100527170953.htm http://www.sciencedaily.com/releases/2010/04/100420152843.htm Responding to the health threat posed by Americans' over-consumption of sodium, nutrition experts are calling for sodium reduction strategies that are strong and effective -- and that maximize the enjoyment people derive from food. Tue, 20 Apr 2010 15:28:28 EDT http://www.sciencedaily.com/releases/2010/04/100420152843.htm http://www.sciencedaily.com/releases/2010/03/100321182911.htm Researchers have unveiled a potentially additive-free, more healthful sourdough loaf that could even taste better. More healthful breads of other kinds could be baked using a new bacterial ingredient in sourdough as well. Sun, 21 Mar 2010 18:29:29 EDT http://www.sciencedaily.com/releases/2010/03/100321182911.htm http://www.sciencedaily.com/releases/2010/03/100308203203.htm A single session of heat therapy using the ThermoMed device appears to be as effective as a 10-day intravenous course of sodium stibogluconate for the treatment of Leishmania major skin lesions, according to a new study. The randomized treatment trial involved 56 military personnel who contracted L. major while serving in Iraq. Mon, 08 Mar 2010 20:32:32 EST http://www.sciencedaily.com/releases/2010/03/100308203203.htm http://www.sciencedaily.com/releases/2010/01/100125173502.htm A new database provides descriptive data and the tools and information needed for continued monitoring of food sodium content. Mon, 25 Jan 2010 17:35:35 EST http://www.sciencedaily.com/releases/2010/01/100125173502.htm http://www.sciencedaily.com/releases/2010/01/100121092008.htm Reducing salt in the American diet by as little as one-half teaspoon per day could prevent nearly 100,000 heart attacks and 92,000 deaths each year, according to researchers. Thu, 21 Jan 2010 09:20:20 EST http://www.sciencedaily.com/releases/2010/01/100121092008.htm http://www.sciencedaily.com/releases/2010/01/100111162022.htm High intakes of calories and sodium appear to be associated with the progression of retinal disease among African-American patients with diabetes, according to a new study. Mon, 11 Jan 2010 16:20:20 EST http://www.sciencedaily.com/releases/2010/01/100111162022.htm http://www.sciencedaily.com/releases/2010/01/100108114725.htm Calcium may not come to mind when you think of tasty foods, but Japanese researchers have provided the first demonstration that calcium channels on the tongue are the targets of compounds that can enhance taste. Fri, 08 Jan 2010 11:47:47 EST http://www.sciencedaily.com/releases/2010/01/100108114725.htm http://www.sciencedaily.com/releases/2009/12/091228171457.htm Inherited mutations in voltage-gated sodium channels are associated with many different human diseases, including genetic forms of epilepsy and chronic pain. New research has now determined the functional consequence of three such mutations. These results suggest that there might be a common mechanism underlying diseases caused by mutations in voltage-gated sodium channels. Mon, 28 Dec 2009 17:14:14 EST http://www.sciencedaily.com/releases/2009/12/091228171457.htm http://www.sciencedaily.com/releases/2009/11/091118162009.htm Ready-to-eat, organic processed pork products look similar to conventionally cured meats. The organic versions have become popular among consumers as processors work to meet the demand. Although the natural and organic processed meat products are manufactured to simulate traditionally cured meat products as closely as possible, they're not exactly alike. Wed, 18 Nov 2009 16:20:20 EST http://www.sciencedaily.com/releases/2009/11/091118162009.htm http://www.sciencedaily.com/releases/2009/11/091117124019.htm Canadians know that too much salt isn't good for their diets, but half still continue to shake it on, according to a new study. Tue, 17 Nov 2009 12:40:40 EST http://www.sciencedaily.com/releases/2009/11/091117124019.htm http://www.sciencedaily.com/releases/2009/11/091101132543.htm Individuals who consume a diet high in sodium or artificially sweetened drinks are more likely to experience a decline in kidney function, according to two new articles. Sun, 01 Nov 2009 13:25:25 EST http://www.sciencedaily.com/releases/2009/11/091101132543.htm http://www.sciencedaily.com/releases/2009/10/091027085256.htm A move from a traditional diet to the sodium-laden Western diet is fueling a spike in the blood pressure of the Inuit in Canada's North, researchers have found. Tue, 27 Oct 2009 08:52:52 EDT http://www.sciencedaily.com/releases/2009/10/091027085256.htm