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Tag: "radiation" at biology news

Adding Radiation Therapy To Chemotherapy Improves Survival In Patients With High-risk Breast Cancer

...tectomy and adjuvant chemotherapy, the addition of radiation therapy leads to better survival outcomes with few...Cancer Institute. The British Columbia randomized radiation therapy trial was designed to determine the effect on survival of the addition of locoregional radia...

Novel Asthma Study Shows Multiple Genetic Input Required; Single-gene Solution Shot Down

...tectomy and adjuvant chemotherapy, the addition of radiation therapy leads to better survival outcomes with few...Cancer Institute. The British Columbia randomized radiation therapy trial was designed to determine the effect on survival of the addition of locoregional radia...

U-M scientist to talk about tissue engineering at AAAS

.... Regenerating the jaw bone of a person undergoing radiation therapy for cancer means 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 reall...

New imaging method gives early indication if brain cancer therapy is effective, U-M study shows

...if the tumor was responding to the chemotherapy or radiation therapy. This has potential to spare patients from... beginning a new treatment involving chemotherapy, radiation therapy or a combination. Three weeks later, they had another diffusion MRI. After finishing their t...

First-ever Compounds To Target Only Metastatic Cells Are Highly Effective Against Breast, Prostate, And Colon Cancers

...e fought cancer by using surgery, chemotherapy, or radiation to excise or shrink the primary tumor. "However, in too many cases it's simply impossible to completely remove the tumor," Dr. Huang explained. "So recently the idea of targeting cell migration -- metastasis -- has become an alternative strategy tha...

Taking Aim With Nanoparticle PEBBLEs

...ociate professor of environmental health sciences, radiation oncology and radiology with joint appointments in the Medical School and the School of Public Health; and Yong-Eun Lee Koo, a research associate in the chemistry department, College of Literature, Science and the Arts. To date, the researchers have ...

Scientists discover unique microbe in California's largest lake

...ast threeorganisms that can do this using infrared radiation as well."All three of these organisms are closely related species ofAcaryochloris, but the other two live in the Pacific and must grow onor in an animal or plant to survive in nature," Wood says. "This newmicrobe opens up a whole new range of possibl...

New Treatment Rivals Chemotherapy For Lymphoma, Study Finds

...n found on the surface of the cancerous cells. The radiation zaps these malignant cells with minimal exposure t...ickly Bexxar reaches the tumor and how quickly the radiation disappears from the patient's body. One to two weeks after that initial dose, the patient then recei...

Effective Cancer Treatments Follow The Clock

... effects of other anti-cancer drugs, as well as to radiation therapy and may provide a rationale for adjusting the timing of chemotherapy to make it less toxic. “There is one more very important clinical application of these findings,?Antoch said, “as they provide a rationale for developing drugs that can enha...

Potential treatments for neurofibromatosis

... They're very challenging to treat surgically, and radiation and chemotherapy don't help," said Dr. Clapp. ...

Robot-based system developed at Carnegie Mellon detects life in Chile's Atacama desert

... resistance because they are exposed to extreme UV radiation in the desert environment. This characterization also may explain why such a high proportion of the bacteria from the most arid site are pigmented ?red, yellow or pink ?as they grow in the laboratory, according to Minkley. The first phase of the AST...

Nanoparticles offer new hope for detection and treatment

...to discern whether a tumor was still growing after radiation or chemotherapy treatments. Although this study focused on melanoma tumors, the researchers believe the technology should work for most solid tumors, because all tumors must recruit new blood vessels to obtain nutrients as they grow. Nevertheless, ...

Newly discovered pathway might help in design of cancer drugs

...ther than directing chemotherapeutic medication or radiation to tumors through a scattershot approach, said Mar...ular chemical pathway in detail. "Exposing DNA to radiation is like hitting a fine piece of crystal stemware with a hammer. It shatters, and looking for a parti...

Buying Time Through Hibernation on Demand

... treatment by allowing patients to tolerate higher radiation doses without damaging healthy tissue. Cancer cell...n to grow. As a result, they are more resistant to radiation than surrounding healthy cells, which need oxygen to live. Roth hypothesizes that temporarily elimin...

U-M team recovers ancient whale in Egyptian desert

... treatment by allowing patients to tolerate higher radiation doses without damaging healthy tissue. Cancer cell...n to grow. As a result, they are more resistant to radiation than surrounding healthy cells, which need oxygen to live. Roth hypothesizes that temporarily elimin...

Protein That Promotes Survival Of Stem Cells Might Be Key To Poor Leukemia Prognosis

...ood system of patients undergoing chemotherapy and radiation for cancer. Opferman completed work on this project while a member of Stanley Korsmeyer's laboratory at the Dana-Farber Cancer Institute (Boston). Mcl-1 belongs to the Bcl-2 family of proteins. Some of these family members promote apoptosis, while o...

Technique may allow cancer patients to freeze eggs, preserving fertility before starting treatment

...opportunity to have children when chemotherapy and radiation treatments rob them of their fertility, researcher...urkey. Cancer treatments such as chemotherapy and radiation therapy can cause damage to a woman's reproductive system and leave her unable to have children afte...

Duke engineers develop new 3-D cardiac imaging probe

...ices. However, the use of X-ray imaging results in radiation exposure for patients and requires bulky lead-shielding garments for clinicians. In addition, such procedures take up to seven hours to complete. Biomedical engineering professor Stephen Smith, who specializes in ultrasound imaging, said a move to t...

Physiological effects of reduced gravity on bacteria

...y, coupled with impacts of other features (such as radiation resistance and the ability to persist under very low nutrient conditions), may contribute to the success of these water system bacteria. ...

Study uncovers bacteria's worst enemy

...an radiological, and so a bacteria's resistance to radiation does not necessarily ensure a tolerance for radionuclides. In fact, the bacteria's worst enemy in a nuclear waste site may not be the radioactive elements, but rather, the other toxic metals that might also be found at the site. The study also shows...

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