Tag: "radiation" at medical news
No significant rise in cancer deaths in 3-Mile Island residents over 20 years, says Pitt
...wing the incident was exposed to considerably less radiation
than the annual dose an individual receives from t...us, residential history, medical history, previous radiation
exposure and daily travel into and out of the area during the 10 days following the accident. This e...
Prenatal stem cell transplants may open door to organ transplants, treating genetic diseases
...nts that use harsh chemotherapy drugs or high-dose radiation
to wipe out the host's existing immune system. In one study, Dr. Flake used donor lymphocyte infusion (DLI) as the postnatal treatment. Currently used against some leukemias, DLI supplies lymphocytes, donated immune cells that weaken or kill host blo...
Molecular tag pinpoints which breast cancer tumors are most likely to spread
...omarsi, Ph.D., associate professor in experimental radiation
at M. D. Anderson, and her colleagues report in the November 14, 2002, issue of the New England Journal of Medicine that high levels of a protein called cyclin E are closely associated with aggressive, invasive breast cancer. The study, conducted wit...
Venture capitalists at sea
...ron source, and a fiber optic dosimeter for use in radiation
therapy are three Naval Research Laboratory developments the VCs were given information on. "We have created this forum so we may brainstorm together and learn to speak a common language. We have tremendous opportunities to work together. As partne...
Laser technique able to detect developing cavities
...a tooth, slightly heated it and generated infrared radiation
that revealed cavities. Higher frequencies worked best to reveal defects near the surface of a tooth, while lower frequencies uncovered problems deep below the enamel. This method of heat-generating laser light is called depth profilometry. While sta...
Brookhaven spotlights: News from the March 2003 American Chemical Society Meeting
...org Award) Despite considerable recent progress in radiation
treatment of brain tumors is often associated with side effects due to damage to normal brain tissue...
New UCLA program to study the possible environmental causes of cancer
...A professor of pathology, environmental health and radiation
oncology. "We'll investigate the molecular mechani...ental agents such as air pollution, pesticides and radiation
cause cancer and why a certain sub-population of people are more sensitive to these environmental ex...
Emory scientists present alternative for surgical biventricular resynchronization
...s to this approach include no exposure to ionizing radiation
through x-rays, and no exposure to dye -- which can damage the kidneys," says Dr. Lattouf. "Currently, we offer this technique to patients who failed the percutaneous (under the skin) route. However, some doctors are now considering this as a firs...
Whole body PET proves accurate in detecting breast cancer spread
...o the high level of accuracy, 18FDG-PET means less radiation
exposure to the patient. The radioisotope, 18 Fluorodeoxyglucose, is injected into the vein one hour before the whole body PET examination. The majority of the radioactive material is excreted by the kidneys about eight hours after the examination,...
Study recommends 50% reduction in CT radiation dose based on patient size and weight
...cans for certain cases is acceptable even when the radiation
dose is reduced by 50%, says Mannudeep K. Kalra, M...es have focused mainly on patient weight to reduce radiation
dose, Dr. Kalra says, "we found that abdominal measurements of the region being studied along with w...
UCLA, RAND researchers help men with prostate cancer
...'" Researchers looked at surgery and external beam radiation
treatment in assembling the quality-of-care indicators. Brachytherapy, the implantation of radioactive seeds into the prostate, was not widely available when the study was launched, so they did not include that procedure, Litwin said. Researchers pla...
MIT, hospital begin cancer trials
...rms of radiation. "For these cancers, conventional radiation
therapy or surgery is not able to destroy all the ...ts. MIT has conducted research on this approach to radiation
therapy since the 1950s. Harling himself has been working on it since 1985. "As I got older in my pr...
Studies could lead to next-generation cancer drugs
...sive alternative to the more radical techniques of radiation
therapy and surgery. As for its efficacy, Taxol is today primarily used to treat solid tumors, which are notoriously hard to combat, Bane said. In its commercially available form, Taxol is a semi-synthetic- that is, the drug consists of two parts: on...
Trends in private Medicare+Choice plans provide warnings for Medicare debate
...hospital care, oxygen, dialysis, chemotherapy, and radiation
therapy. Lesson #7: Private plans are not less costly than traditional Medicare. While a major goal of private plans is to control growth in costs, the Medicare+Choice experience shows that private plans can increase program costs. Among the reason...
Moores UCSD Cancer Center launches human trial for prostate cancer vaccine
...ery, which left him cancer free "for a few years," radiation
therapy, and most recently hormone therapy which, he says, worked for about a year. "This approach is novel in many ways, but one important distinguishing characteristic is that it does not use viral or retroviral vectors to introduce the altered ge...
Physics and medicine in San Diego
...dures, improving existing techniques, and assuring radiation
safety of imaging procedures. Physicists working i...ible abnormalities. Medical physicists working in radiation
therapy commission and develop new therapeutic techniques; collaborate with radiation
Couple carries research links to the limit
...here from Oregon, earning her bachelor's degree in radiation
health physics from Oregon State University. Jeff explains that his research uses X-Ray fluorescence to measure lead in human bone. The work is not directly done on humans. Instead, his research focused on the design and fabrication of tissue surroga...
Brady announces collaborative grant to develop radiation injury treatment
...n scientists who will be working on treatments for radiation
injuries and the management of blood diseases. The...ortoise - a species that has shown a resistance to radiation
that is 50 to 100 time greater than that of a human being's or any other mammal. According to Dr. C...
UCSF-led team discovers possible cancer 'susceptibility' gene
...prompt colon cells to proliferate, and ultraviolet radiation
from the sun makes skin cells proliferate. Notably, almost a quarter of people inherit the Ile31 variant of the Aurora2 gene, but most do not develop cancer. Given this, says lead author Amanda Eward-Toland, PhD, a postdoctoral fellow in Balmain's l...
Stanford researchers weigh risks vs. benefits of self-referred body scanning
...rs, however, raise questions regarding the risk of radiation
exposure associated with CT scanning, which can deliver as much as 2 rads of radiation
depending on the procedure and the patient's body - about the same as 250 chest X-rays, according to...
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