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Tag: "surgery" at biology news

Therapeutic role found for carbon monoxide

...tions prior to such procedures as organ transplant surgery or balloon angioplasty, CO provides potent protective effects against organ rejection or blockage of the carotid arteries. But, with these latest findings, explains senior author Leo Otterbein, PhD, it now appears that carbon monoxide can also be us...

Cigarette smoking impedes tendon-to-bone healing

Orthopaedic surgery researchers at Washington University School of Med...uld cause failure of rotator cuff repair following surgery in human patients. Smoking is implicated in a host of physical problems, from cardiovascular diseas...

More kidney cancer is detected and treated early, yet death rate rises

...ng incidence has been paralleled by greater use of surgery for kidney cancer, this trend has not led to fewer...red curable by surgery, which has led to a rise in surgery for kidney cancer. Even as early detection and surgical treatment increased, however, mortality ra...

Gene chip technology shows potential for identifying life-threatening blood infection

... is important, adds Cobb, who is also professor of surgery and associate professor of genetics. His team's research was published in the November issue of the Journal of the American College of Surgeons. "If someone came into the hospital with a cough and had a working diagnosis of pneumonia or someone ca...

Intrinsic eye protein halts angiogenesis

...ns of the eye, chemical burns, traumatic injury or surgery such as corneal transplantation. "The standard paradigm has been the cornea is avascular because it has lots of anti-angiogenic molecules and it does," Balamurali Ambati said. "But knockdown of any of the other molecules does not cause blood vessel...

Chemotherapy temporarily affects the structures of the human brain

... chemotherapy and those who did not one-year after surgery and three-years after surgery. In addition, they compared brains of cancer survivors one-year after surgery and three-years after surgery with healthy subjects. They found that at one-year, patients treate...

For super-obese patients, duodenal switch beats gastric bypass

...uthor Vivek Prachand, M.D., assistant professor of surgery at the University of Chicago. "This study confirm... U.S. At the same time, bariatric or weight-loss surgery has increased from about 16,000 cases in 1992, to 63,000 in 2002, to 171,000 in 2005. The most comm...

Gene therapy study takes aim at prostate cancer

...lenol. Doctors will monitor patients after their surgery to determine the effect of the gene therapy on the...A level of 10ng/ml or higher and are contemplating surgery (radical prostatectomy). To register for the study or to obtain further information, patients may ca...

Minorities, uninsured less likely to receive care at high-volume hospitals

...o are uninsured are less likely to undergo complex surgery at high-volume hospitals, which have been associated with better outcomes, according to a study in the October 25 issue of JAMA. Efforts to improve the quality of surgical care in the United States have led many organizations to advocate the use of...

Second opinion yields treatment changes for half of patients

...author Michael Sabel, M.D., assistant professor of surgery at the U-M Medical School and part of the U-M Canc...eatment recommendations often did not consider new surgery techniques, such as delivering chemotherapy before surgery to make breast conservation possible or s...

Pure carbon nanotubes pass first in vivo test

...gical oncology and chief of gastrointestinal tumor surgery at M. D. Anderson. "We are particularly pleased that the fluorescent effect remains intact in our application, because this makes it easier to see where the nanotubes end up, and it opens the door to some exciting diagnostic and therapeutic applicati...

Fat stem cells being studied as option for breast reconstruction

... assistant professor of plastic and reconstructive surgery at the University of Pittsburgh School of Medicine, recently received a three-year grant from the National Cancer Institute to further explore this unique approach. "The surgical options for breast reconstruction involve either the use of implants...

Master planners in brain may coordinate other areas' roles in cognitive tasks

...urs in patients who suffer a lesion from stroke or surgery that includes the cingulate. To varying degrees, such patients are minimally active. "If you give them a cup of coffee, they'll drink it, but they'd never ask for a cup of coffee," Petersen explains. "If you ask them how they are, they'll tell you, ...

Scientist works to improve treatment for brain tumors

...tactic radiosurgery, a knifeless approach to brain surgery and radiation therapy. ...

Mayo Clinic Cancer Center: Harnessing the measles virus to attack cancer

... glioblastoma multiforme that has progressed after surgery and radiation therapy, and be candidates for surgery. They also must be immune to measles, either having had the disease or been vaccinated against it. In the 1970s, measles infections were observed to cause regression of pre-existing cancer tumor...

Results with newer bladeless LASIK equivalent to standard microkeratome LASIK

...eratome blade is very small: some vision loss from surgery with a microkeratome blade occurs in well under 1 percent of all cases. The long-term risks of either procedure, however, are unknown, and defining them is the primary purpose of our study." The study followed 20 patients who received LASIK for ne...

The appearance of your hands can reveal your age, study finds

...heir hands. "A primary motivation to have plastic surgery is to look and feel better, often by seeking a you...ver, looking younger after your facelift or eyelid surgery can conflict with aged hands that simply do not match the face," said Roxanne Guy, MD, ASPS presiden...

A surprise about our body clock

...a battlefield, explained Dr. Shafie Fazel, cardiac surgery resident at TGH, University of Toronto surgeon/scientist program fellow and lead author of the study entitled, "Cardioprotective c-kit+ cells are from the bone marrow and regulate the myocardial balance of angiogenic cytokines," published today in Th...

Healing the heart with bone marrow cells

...a battlefield, explained Dr. Shafie Fazel, cardiac surgery resident at TGH, University of Toronto surgeon/scientist program fellow and lead author of the study entitled, "Cardioprotective c-kit+ cells are from the bone marrow and regulate the myocardial balance of angiogenic cytokines," published today in Th...

Bioengineered tissue implants regenerate damaged knee cartilage

...lating cells from healthy cartilage removed during surgery from 23 patients with an average age of 36 years. After growing the cells in culture for 14 days, the researchers seeded them onto scaffolds made of esterified hyaluronic acid, grew them for another 14 days on the scaffolds, and then implanted them ...

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