Tag: "neck" at biology news

PET scans used to determine progression of HIV infection

...was most notable in lymph nodes in upper torso and neck areas of the body among participants recently infected with HIV. Nodes in the lower torso were involved to a lesser extent. Participants who were infected with HIV for a longer period and remained asymptomatic with low viral loads also had lymph node...

Cancer prevention pioneer receives AACR/Cancer Research and Prevention Foundation Award

...vative can prevent the occurrence of new head and neck cancers in patients initially cured by surgery, radiation therapy or a combination of the two, according to more than two decades of research by Waun Ki Hong, M.D. He and his colleagues at the University of Texas M. D. Anderson Cancer Center were am...

Highlights of the October 2003 Journal of the American Dietetic Association

...levels of physical activity are related to femoral neck bone mineral density among not only women and their daughters, but their granddaughters as well. The researchers suggest that making physical activity part of a daily routine, in addition to an adequate intake of calcium and bone-related nutrients, s...

White House awards National Medal of Science to Rockefeller University's James Darnell

...n cancers, including multiple myeloma and head and neck tumors. "This discovery has promoted a flurry of ...s, breast cancer and a high percentage of head and neck cancers, but Darnell and his colleagues showed for the first time that persistent Stat3 activation c...

UMHS researchers find clues to growing new jawbones in cancer patients after radiation therapy

...jawbones after radiation therapy to treat head and neck cancer. While some patients have seemed to respond well to the technique, called distraction osteogenesis, others have not. Researchers at the University of Michigan Health System are looking at how and why distraction osteogenesis works by studying...

World's largest forest birds may produce world's deepest bird calls

...e bony casques, and blue and red skin around their neck and head, Cassowaries are highly vulnerable to over-hunting and habitat loss. They are also considered among the world's most dangerous birds, due to their ability to kick when threatened, using a dagger-like spur on their feet with sometimes deadly...

Specialized brain helped ancient reptiles fly and hunt

...ment. The flocculus processes information on body, neck and head position and then relays this data to the muscles that move the eyes. This allows an animal to fix its gaze on a target, regardless of its body movements. Though other studies have noted the unusual size of the pterosaur flocculus, Witmer an...

Clock cells, tumor suicide, tailored therapies among subjects of AACR-NCI-EORTC Conference

...iveness of Radiotherapy for some types of head and neck cancer by examining the biological profiles of different tumors, which affect their responsiveness to radiotherapy. Scientists hope eventually to be able to tailor cancer therapy specifically to the biological behavior of an individual patient's tum...

Proteins may help identify patients who will respond better to treatments in certain cancers

...rognostic factor for outcome in the chart head and neck cancer randomized trial: Abstract 733 A clinical study of head and neck cancer patients found that molecular markers -- the proteins that distinguish specific tumors -- all...

Brain's 'master molecule' produces same behavior in mice from three different psychostimulant drugs

...tists demonstrate that DARPP-32 acts like the thin neck in an hourglass, through which all signals taken i...lants, are processed within the DARPP-32 hourglass neck through the same pathway, thus producing very similar physiological symptoms. "For the first time,...

First gene therapy approved

... SiBiono decided to test the treatment on head and neck squamous cancers, as p53 is known to be mutated in...a small trial. With 300,000 new cases of head and neck squamous cancers each year, China clearly thinks the benefits outweigh the risks. If Gendicine prove...

New standard for voice saving care of larynx cancer patients

...be followed closely during treatment by a head and neck surgeon, so that surgery can be performed if there is residual or recurrent cancer after treatment." This year, approximately 9,500 Americans will be diagnosed with laryngeal cancer and 3,800 will die from the disease. Experience with combined treatm...

Scientists solve puzzle of how kinesin motor molecules walk or limp across cells

...aid, "but we speculate that maybe kinesin's coiled neck is getting over-wound and under-wound a little bit every time it takes a step." Symmetry vs. asymmetry The discovery of the hand-over-hand movement led the researchers to try and tackle another unanswered question: Is there symmetry in the way k...

Researchers identify key player in respiratory memory

... that individuals with spinal cord injuries in the neck often must rely on ventilators to help them breathe. "For them, breathing is a bigger problem than never walking again," says Mitchell. "To breathe is to live." To allow such patients to breathe more easily, Mitchell and others are exploring the mech...

Reverse-direction movement of a molecular motor

...ither amplified or amplified and redirected by the neck region in both protein classes," note the researchers. "The work is based on a very simple idea namely that the translational movement of the tip of a lever depends on the angle of rotation and the direction in which the lever projects away from the...

Scientists making advances in cancer prevention, detection and treatment to receive awards

...r and molecular medicine; and director of head and neck cancer research at the Johns Hopkins University School of Medicine in Baltimore, Md., has won the 28th AACR-Richard & Hinda Rosenthal Foundation Award. The Rosenthal Foundation, built on the belief that those who reap unusual benefits from society h...

Data shows FUZEON does not increase lipodystrophy in pre-treated HIV patients

...abdomen, between the shoulder blades or around the neck or in the breasts (lipodystrophy); losing fat from under the skin which becomes obvious in the face, arms, legs and buttocks (lipoatrophy); and a mixture of both fat gain and fat loss. These fat changes are often known as "fat redistribution" and can...

New study seeks to establish mechanism between areas of the brain and continence

...rly immediately influencing movements of the face, neck and trunk, and arm and leg. Past studies have shown that the contracting of the EAS or pelvic floor to direct stimulation of the motor cortex, the cerebral cortical activity map related to voluntary contraction of this sphincter, could be quite diff...

Other highlights of the March 17 issue of JNCI

...lls may be an independent risk factor for head and neck cancer, according to a new study. HPV has been associated with the development of head and neck cancers. Elaine M. Smith, Ph.D., of the University of Iowa, and colleagues conducted a casecontrol s...

Surgeons explore new treatment for Tourette syndrome

...n through wires under the skin (beneath the scalp, neck and upper chest) to an implanted battery just beneath the collarbone. In Jeff's case, since both sides of his body were affected by the movement disorder, he has electrodes implanted on both sides of his brain and tiny battery packs implanted on eac...

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