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Swallowing in Biological News

Crib-side studies help struggling newborns go home without feeding tubes

... premature infants and other newborns with severe swallowing difficulties learn to feed on their own. ... and 26 percent of premature infants experience swallowing dysfunction. Aside from the improved quality ... regurgitation, failure to coordinate sucking and swallowing with breathing, and irritability during feeds. ...

Mouse model provides a new tool for investigators of human developmental disorder

... in throat cartilage structures, which may provide insight to the swallowing and speaking difficulties experienced by many WHS patients. This mouse ... might contribute to WHS symptoms, as is the case in the heart defects and swallowing difficulties. The report, "Multiple congenital malformations of ...

Researchers identify genetic markers for aggressive head and neck cancer

... side effects: surgery may involve removing large areas of the tongue, throat, or neck and can affect appearance, and any type of therapy can cause swallowing or speech problems that can significantly affect quality of life. Despite curative treatment attempts, on average only about half of patients survive ...

Drug-embedded microparticles bolster heart function in animal studies

... of heart failure later in life. Fulfilling this idea -- getting drugs to the right place at the right time -- is more challenging than simply swallowing an aspirin, says senior author Michael Davis, PhD, assistant professor in the Wallace H. Coulter Department of Biomedical Engineering at Georgia Tech ...

CU-Boulder, biotech firm team up on python project in search for human cardiac therapeutics

... at Boulder is teaming up with a Boulder biotechnology company to use pythons, which dramatically increase their heart size for a short time after swallowing prey, as models for new therapeutics to treat cardiac diseases. Hiberna Corp., a Boulder-based company developing drugs based on natural models of ...

Domoic acid from toxic algal blooms may cause seizures in California sea lions

... lions exposed to domoic acid, the fluid retains the toxin, thus subjecting the fetus to repeated direct absorption through immature skin cells and swallowing during gestation. The results, demonstrated experimentally in laboratory animals and projected to occur in fetal sea lions, is abnormal ...

Scientists test device to track medication adherence in patients with HIV/AIDS

... risk, authorities can put you into a program where you have to come to the clinic every day and be observed putting the pill into your mouth and swallowing it, Melker said. But that process is inconvenient for patients, as well as for clinic personnel who have to track them down when they fail to show ...

Are humans hardwired for fairness?

... Faced with a conflict, the brains default position is to demand a fair deal. Furthermore, when the scientists scanned the brains of those who were swallowing their pride for the sake of cash, the brain showed a distinctive pattern of neuronal activity. It appears that the unconscious mind can temporarily ...

Anthrax cellular entry point uncovered

... and use this entry point to boost its lethality. Bacillus anthracis infection occurs in three forms: cutaneous (skin), inhalation and through swallowing spores. The skin infection is the most common type and can be treated with antibiotics if diagnosed rapidly. The more serious form is inhalation ...

Two new retroviruses—transmitted from animals—identified

... course of treatment, often leading to speech and swallowing dysfunction and external scarring. Researchers ... tumor removal while helping to preserve voice and swallowing function. "The daVinci Robot has been ... the jaw in half. This can result in speech and swallowing deficits for patients. "The research we've done ...

Penn Researchers Use Robotic Surgery

... course of treatment, often leading to speech and swallowing dysfunction and external scarring. Researchers ... tumor removal while helping to preserve voice and swallowing function. "The daVinci Robot has been ... the jaw in half. This can result in speech and swallowing deficits for patients. "The research we've done ...

Blood test may help signal tumor's remission, return in throat cancer patients

... Jr., M.D., Ph.D. “A blood test that enables doctors to closely monitor a patient’s rehabilitation while sparing the patient’s voice, speech, and swallowing ability is an excellent example of the predictive, preemptive, and personalized approach to medicine that the NIH strives for.” Roughly 20 years ...

Bats prey on nocturnally migrating songbirds

... echolocation system which hampers fine-grained discrimination of targets (therefore a confusion between insect prey and feathers); also, the costs of swallowing feathers which are casually encountered would be lower than spitting them away (Bontadina & Arlettaz, 2003 Functional Ecology 17, 141-142). ...

Hopkins researchers discover how brain protein might control memory

... The two proteins that came out of the Arc fishing expedition - known as dynamin and endophilin - previously were known to be critical for this swallowing action. And, it turns out that Arc controls these two proteins and therefore controls how often cells swallow receptors from their surfaces. ...

Unique soybean lines hold promise for producing allergy-free soybeans

... reactions, which range from harmless skin reactions and gastrointestinal irritation to more serious facial swelling, shortness of breath, difficulty swallowing and fainting. Avoiding soy products is becoming more difficult because of soy's use as fillers and components of many menu items. While people can ...

Variations in detoxifying genes linked to Lou Gehrig's disease

... School of Medicine. ALS is a complex neurodegenerative disorder of the motor neurons that results in muscle weakness, difficulty speaking, swallowing and breathing and eventual total paralysis and death generally within five years. In 1993 Siddique and collaborators determined that mutations ...

Picking apart how neurons learn

... surface, these cells no longer are able to respond to signals from neighboring neurons. Researchers had known that PICK1 somehow was involved in the swallowing and removal of AMPA receptors, but only in this most recent study did they reveal how. The investigators used individual nerve cells as well as ...

Drugs from the deep blue

... organisms that produce or harbor them. The compounds could be chemical defenses to deter predators. For example, some fish "taste" food items before swallowing them, sometimes spitting the item out and sucking it back in several times before rejecting or eating it. Some could be natural anti-fouling agents ...

Scientists discover how fish evolved to float at different sea depths

... explains: "I am interested in how the mechanisms in the swimbladder and eye could have evolved. Some fish have no swimbladder and others fill it by swallowing air at the surface of the water. Another group of fishes has a closed swimbladder that is inflated through gas secretion even when they are in high ...
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