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gum in Biological News

Newly discovered reactions from an old drug may lead to new antibiotics

... and Treponema denticola , a major contributor to gum disease. Infections of Clostridium difficile ... Treponema denticola is one of leading causes of gum disease and costs individuals thousands of ... could lead to new approaches to preventing gum disease. "No one has tried to block the ...

Sesame seed extract and konjac gum may help ward off Salmonella and E. coli

... of Food and Agriculture shows that konjac gum and sesame seed extract may offer protection ... soya, and food stabilizers such as locust bean gum and konjac gum. All were subjected to in-vitro ... showed that sesame seed extract and konjac gum had the greatest number of adhered bacteria, ...

Want healthy gums? Hit the dairy aisle

... milk, cheese and yogurt had a lower instance of gum disease. Research has suggested that ... on two periodontal parameters that can indicate gum disease, periodontal pocket depth (PD) and clinical attachment loss (CAL) of gum tissue. Researchers observed that subjects that ...

American Chemical Society's Weekly PressPac -- Nov. 14, 2007

... be a boon for oral health when added to chewing gum and mints, they report in a study scheduled for ... Consumers often turn to flavored chewing gum and mints to battle bad breath. However, those ... known to cause cavities. Mints and chewing gum containing the extract may also provide a ...

Advancement in tissue engineering promotes oral wound healing

... with a Netherlands-based research team's successful development of a gum tissue (gingival) substitute that can be used for reconstruction in the ... in the clinical setting, for the ability to repair gingivitis and other gum diseases that affect a large number of people" said Dr. Amit Patel, a ...

Trans fats hinder multiple steps in blood flow regulation pathways

... foods contain trans fatty acids that interfere with the regulation of blood flow. A new report reveals a new way in which these "trans fats" gum up the cellular machinery that keeps blood moving through arteries and veins. In the August 2009 issue of the international journal ...

Home tooth bleaching slightly reduces enamel strength

... does have a beautiful effect, but not without side effects." The study did not test for two other common side effects of tooth whitening, gum irritation and tooth sensitivity. Azer said these side effects have been addressed by other products, such as toothpastes and treatment gels designed ...

Gene therapy appears safe to regenerate gum tissue

... ARBOR, Mich.---Scientists at the University of Michigan have developed a method of gene delivery that appears safe for regenerating tooth-supporting gum tissue---a discovery that assuages one of the biggest safety concerns surrounding gene therapy research and tissue engineering. Gene therapy is ...

Scientists discover why teeth form in a single row

... in to replace them, but permanent teeth when lost are lost for good. U.S. adults aged 20 years and older are missing an average of four teeth due to gum disease, trauma or congenital defects. Tooth loss makes chewing difficult, causes speech problems, accelerates oral disease, and disfigures the face. ...

Scientists find link between inflamed gums and heart disease

... bacteria, immune inflammation and the thickening of the blood vessels associated with atherosclerosis. "Because many Americans have some form of gum disease, this research can't be brushed aside," said Gerald Weissmann, M.D., Editor-in-Chief of The FASEB Journal . "As it turns out, the health of ...

Tiny MIT ecosystem may shed light on climate change

... CAMBRIDGE, Mass. MIT researchers have created a microbial ecosystem smaller than a stick of gum that sheds new light on the plankton-eat-plankton world at the bottom of the aquatic food chain. The work, reported in the January print issue of ...

Honey adds health benefits, is natural preservative and sweetener in salad dressings

... in the honey broke the emulsion by attacking the starch that was used to thicken the dressing, they came up with a new formulation that used xanthan gum as a thickening agent, which they then used in all the dressings, she said. The researchers then stored the dressings under various conditions, ...

Extending the life of fresh cranberries

... are cranberries a healthy, low-calorie snack, but they can also play a significant role in preventing urinary tract infections, reducing the risk of gum disease and much more. In fact, studies show that the significant amounts of antioxidants in cranberries may help protect against heart disease, ...

Tips from the Journals of the American Society for Microbiology

... Blue Light and Hydrogen Peroxide May Effectively Treat Biofilms That Cause Cavities and gum Disease Blue light commonly used by dentists to cure resin fillings and hydrogen peroxide (H 2 O 2 ) combined may be capable of reaching and ...

Accelerometer backpacks aid study of gliding behavior in the 'flying' lemur

... researchers both force and speed, have become so small and cheap that Byrnes and Spence were able to make an instrument the size of a half a stick of gum - too big for a "flying" squirrel, but small enough to fit on the back of a colugo and record its acceleration on a small flash drive. Colugos ...

Ants and avalanches: Insects on coffee plants follow widespread natural tendency

... these clusters, the beetle can't eat its prey." The adult beetle, that is. The larval beetles evade the ants with waxy secretions on their backs that gum up the ants' mouthparts. Not only are beetle larvae able to polish off plenty of green coffee scale, they also get an inadvertent assist from the ...

Researchers put the bite on mosquitoes

... research was funded by the National Institutes of Health. Miesfeld and his colleagues are seeking a molecule that is harmless to humans, but will gum up the works of mosquito metabolism, forcing the mosquitoes to hang onto the nitrogen. Such a molecule would kill both the mosquitoes and their ...

To keep mouths safe, don't just wear a mouthguard; keep it clean

... is recommended to prevent permanent damage to the mouth and teeth, we know it also has the potential to be a reservoir for bacteria that can cause gum infections or the bacteria that help promote tooth decay. There are warning signs that can alert athletes that he or she may be suffering from a ...

American Chemical Society's Weekly PressPac -- Dec. 5, 2007

... fighting antibiotic-resistant infections, the compounds may help prevent the growth of biofilms that foul medical implants and cause tooth decay and gum disease, the scientists note. ARTICLE #3 FOR IMMEDIATE RELEASE Learning the Language of Bacteria DOWNLOAD PDF ...

Botched production of insulin molecule may lead to diabetes

... Senior author Peter Arvan, M.D., Ph.D., says, "We believe that in the insulin production factory, misfolded copies of newly-made proinsulin can gum up the works in several ways. This paper shows that one of the first things that can happen is that misfolded proinsulin can stick to other ...

Nicotine may accelerate atherosclerosis, may be as dangerous as tar

... disease. "Right now, the general consensus is that the problem with cigarettes is tar and that nicotine is safe. That's why you can buy nicotine gum or patches to help you stop smoking. Our study presents new evidence that nicotine may not be safe at all, especially for your heart," says Dr. ...

Edible coatings will be the packaging of the future

... serum (whey protein isolate or WPI), mesquite gum and starch - with the objective of evaluating ... samples of milk serum protein films, of mesquite gum and of starch, and stored them for six months at ... In order to set this deficiency off, mesquite gum was incorporated into the milk serum protein. ...

Protein-coated dental implants could improve bone regeneration

... a key advancement in treating tooth loss due to gum disease, researchers say. In laboratory tests, ... and bone is a common and devastating result of gum disease. Dr. Wikesjö, who came to MCG this ... in the gums. That allowed for the regeneration of gum tissues." The next step is clinical trials of ...

Friendly bacteria in chewing gum that bites back

... A chewing gum containing good bacteria that can destroy the bad ... shops soon reports Marina Murphy in C&I. The gum is one of several products being developed by ... breaks down the enamel. The friendly bugs in the gum will make the S. Mutans clump together, ...

First human study confirms that immune cells can be a primary cause of bone loss in gum disease

... is protective or pathogenic in the context of gum disease. Periodontal disease is an infection of ... our hypothesis that immune cells are harmful in gum disease," said Dr. Kawai. "It's a groundbreaking ... antibody levels to bacteria colonizing around gum tissues. However, the fact that periodontal ...

Researchers test new way to quit smoking

... they begin using replacement nicotine patches or gum in the weeks before they quit cigarettes. ... participants will be offered nicotine patches or gum two weeks before they attempt to quit; the other half will begin using the patches or gum on the day that they quit. "Using ...

Xylitol reduces risk of cavities

... and strawberries. It is used in sugarless sweets, above all in chewing gum and lozenges. The dissertation studies what effects the substance has on ... study involving 128 children aged 7?2, the subjects were asked to chew gum three times a day, with a total daily dose of 6.0 grams of xylitol. The ...

Report focuses on the role good microbes play in future medicine

... a variety of diseases in humans and animals from diarrhea and eczema to gum disease and autoimmune disorders, according to a report released by the ... bacteria to prevent the growth of bacteria that cause cavities and gum disease. Probiotics also help prevent disease by interacting with and ...

Genes discovered that allow gum disease bacterium to invade arteries

... offering one possible explanation for a perceived connection between gum disease and heart disease. Scientists from the University of Florida, ... heart disease. Porphyromas gingivalis, an important bacterium that causes gum disease, is also linked to cardiovascular disease. In this study we have ...

Bacteria feed on smelly breath (and feet)

... were isolated from the tongue, tooth plaques (supra-gingival plaques) and gum edge (sub-gingival plaques) of volunteers. They include strains of ... in the mouths of healthy volunteers and those suffering from progressive gum disease (periodontitis), a condition which is often associated with smelly ...

UF Researchers Map Bacterial Proteins That Cause Tooth Loss

... have some form of periodontal disease, their symptoms ranging from mild gum irritation to complete tooth loss. People with periodontal disease also ... proteins secreted by P. gingivalis when grown in a medium containing human gum cell proteins with the proteins produced by the bacteria when grown in a ...

Renegade RNA -- Clues to cancer and normal growth

... that directs its movement, will be published Jan. 5 in Science. MicroRNAs, already implicated in cancer and normal development, latch on to and gum up larger strands of RNA that carry instructions for making the proteins that do all the cell's work. They are, says Joshua Mendell, M.D., Ph.D., an ...

Controversial drug shown to act on brain protein to cut alcohol use

... of California in San Diego identified a natural compound able to block alcohol addiction in rodents. We can only hope that anti-alcoholism patchs or gum will be available in a close future; it would help fix a problem that we've been struggling with for ages. A naturally occurring hallucinogen ...
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