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Tag: "mouth" at biology news

Chemists create 'Superbowl' molecule; May lead to better health

...tion of the molecule for drug delivery could be by mouth or by injection, he adds. There are hurdles to overcome. The current version of the superbowl molecule lacks solubility in water, which could compromise its potential medical applications, the researcher says. Superbowl molecules also have the poten...

Newly discovered virus linked to childhood lung disorders and Kawasaki disease

...e signs can include conjunctivitis, redness of the mouth or throat,rash, redness or swelling of the hands or feet, and swollen cervicallymph nodes. The investigators then analyzed respiratory secretionsfrom 11 children diagnosed with Kawasaki disease and 22 childrenwithout the disease. Eight (73 percent) o...

U-M scientist to talk about tissue engineering at AAAS

...ans managing the constant bacteria bath of a human mouth as well as compensating for the damage of radiation. "It's not just a question of whether we can make new tissue in a perfect condition. Now we're mimicking what can really happen in a person, and we don't know if the rules of regeneration might be ...

Potential Cure for Lymphoma in HIV patients

...sideeffects such as nausea and inflammation of the mouth lining. Themajority of patients, though, did resume the HAART therapy soon afterdischarge from the hospital.Although two patients died of relapsed lymphoma a few months aftertransplant, 17 of the 20 patients (85 percent) are currently alive andin rem...

UF Researchers Map Bacterial Proteins That Cause Tooth Loss

The human mouth teems with millions of enamel-eroding, gum-inflami...ch proteins are expressed in greater levels in the mouth has allowed us to gain clues as to how P. gingivalis might be causing disease, and what we might be ...

Gene therapy promising for growing tooth-supporting bone

...nd that introducing a growth factor protein into a mouth wound using gene therapy helped generate bone arou...l Molecular Therapy. In a patient with a sizeable mouth wound, replacing a tooth takes more than simply implanting a new one---the patient also needs the bo...

Oceans more vulnerable to agricultural runoff than previously thought, study finds

... trigger a noticeable phytoplankton bloom near the mouth of the Yaqui River, which is located on the mainland side of the gulf. To find out, the researchers analyzed a series of images from an orbiting NASA satellite called SeaWiFS, which is equipped with special light-sensitive instruments that can detect...

Activation of thermoreceptors mediates raw garlic's burning pungency

...e found in pain-sensing neurons that innervate the mouth and tongue. The researchers went on to identify the sulfide compound allicin, an unstable chemical found in bruised, cut, or crushed garlic, as the chemical responsible for the activation of TRPV1 and TRPA1 and as the likely key chemical component r...

The biggest family tree ever

...ins a swab to collect cells from the inside of the mouth and a tube to ship the sample to Family Tree DNA. The company then registers the sample and sends it to The University of Arizona for analysis. All samples are analyzed anonymously to protect individuals' privacy, and the information will be used onl...

Discovery clarifies role of peptide in biological clock

...he bottom of the brain just above the roof of your mouth where your optic nerves cross. There are roughly 10,000 neurons in this nucleus on either side of your brain. The timekeeping mechanism in these cells depends on daily cycles in gene activity. Herzog found in his latest study that the percentage of ...

Penn Researchers Use Robotic Surgery

For patients with cancer of the mouth and throat, surgery is a frequent course of treatm...hat the application of the daVinci System to treat mouth and throat cancers will allow for complete tumor removal while helping to preserve voice and swallow...

Two new retroviruses—transmitted from animals—identified

For patients with cancer of the mouth and throat, surgery is a frequent course of treatm...hat the application of the daVinci System to treat mouth and throat cancers will allow for complete tumor removal while helping to preserve voice and swallow...

An (ecological) origin of species for tropical reef fish

...se that it precludes coral reef formation from the mouth of the Amazon North to Trinidad and Tabago. This 2000 km gap is believed to be a strong barrier for corals and associated reef organisms." "My idea was to test whether or not wrasses in the genus Halichoeres were genetically different North and Sout...

Active Vaccine Prevents Mice From Developing Prion Disease

...the first to use a mucosal prion vaccine, given by mouth rather than through the skin, which localizes the initial immune response to the gut and mainly stimulates an antibody response, says Dr. Wisniewski. "By giving our vaccine orally, we're stimulating an immune response mainly in the digestive tract," ...

Bacteria feed on smelly breath (and feet)

...h can grow on and 'mop up' smelly compounds in the mouth that are linked to bad breath. These smelly, highl...composition and function of bacterial flora of the mouth have been extensively studied in the past, but until now it was not recognised that methylotrophic b...

Blink, and the brain misses it

...s by placing a light-emitting optical fibre in the mouth of volunteers wearing light-proof goggles. Because the light was bright enough to pass through tissues of the face, the fibre could be used to illuminate the retina through the roof of the mouth. Therefore, the amount of light falling on the retina r...

Nose odors and mouth odors: The brain distinguishes

...s introduced into the olfactory system through the mouth or through the nose. In a joint research effort l... retronasally perceived odors are localized to the mouth is so powerful that people routinely mistake retronasal olfaction for 'taste,'" they wrote. "For exa...

Techniques available to detect soil that inhibits destructive soybean pest

...of the species use a short, hypodermic needle-like mouth to pierce soybean roots and suck out the nutrients. As the adult female ages, she fills with eggs, turns yellow and then brown to become the nematode cyst. At that point her body is a case to protect hundreds of eggs while they mature, hatch into juv...

New research puts a fresh spin on current thinking of speech evolution in humans

... originally to perform high-order control over the mouth and the jaw, and that as humans evolved this area came to control the movements necessary for speech. "Our study shows that nonlinguistic monkeys possess an area comparable to Broca's area ?it is located in the same region and has the same anatomica...

Give thanks for the cranberry, say dental researchers

...he substances could then be added to toothpaste or mouth rinse directly. He is working closely with Nicholi...'t snack often, stay away from sugary foods, use a mouth rinse, and get regular dental checkups. ...

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