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Tag: "surgery" at biology news

Biomarkers may hone anti-aging therapies

...d in the Vanderbilt Mohs Clinic. Mohs micrographic surgery is a treatment for skin cancer, particularly the most common forms: basal and squamous cell carcinomas. Sligh and colleagues were surprised to find a panel of mitochondrial DNA deletions in the tumor-free skin that was adjacent to the tumors, but no...

Plastic surgeons countdown first full facial transplantation

...ad author Maria Siemionow, MD, director of plastic surgery research at the Cleveland Clinic. "The transplanta...cipients, the authors estimate the total length of surgery will be approximately 11-15 hours. "Plastic surgeons have historically been at the forefront of tra...

Predicting successful outcomes in living-donor liver transplants

...oxic dye was eliminated by the liver shortly after surgery was an accurate indicator of liver function, and therefore a reliable indicator of the outcome of the procedure. The study used a simple non-invasive device to measure the dye, making it particularly useful in treating transplant patients. The resu...

AIDS-related cognitive impairment exists in two separate forms

...prostate cancer should receive extra therapy after surgery - or whether some of these patients have an indole...h patients with colorectal cancer will be cured by surgery alone - the single treatment most patients receive - and who might benefit from the addition of chem...

Markers of gene, protein, or micro-RNA activity predict outcome in prostate and colorectal cancers

...prostate cancer should receive extra therapy after surgery - or whether some of these patients have an indole...h patients with colorectal cancer will be cured by surgery alone - the single treatment most patients receive - and who might benefit from the addition of chem...

Secrets of the sea yield stronger artificial bone

...on and immune responses, or may require corrective surgery after only a few years. The need for better biomaterials is further underscored by the growing demand for artificial joints. More than 150,000 hip replacement and nearly 300,000 knee replacements were performed in 2000, according to the National Cent...

DNA end caps may lead to cancer treatments, UT Southwestern researchers report

...junction with more traditional treatments, such as surgery or chemotherapy, to ensure that any cells not killed by those treatments don't spread to other tissues. Other UT Southwestern researchers involved in the study were Dr. Weihang Chai, instructor of cell biology, and former senior research associate Q...

Taipan venom no snake oil

...to rapidly stop excessive bleeding during vascular surgery and major trauma. The genetic code for the toxin, Factor X (Factor Ten), was identified by PhD researcher Liam St Pierre from QUT's School of Life Sciences who studied the venom of eight of Australia's deadliest land snakes for their therapeutic pot...

Molecular force field helps cancer cells defend against attack

...ds Cancer Center and chairman of the department of surgery at UF's College of Medicine. "It also makes them more resistant to our attempts to kill them. And we're trying to understand exactly why this gene, which is a small enzyme molecule, is very intimately associated with tumor cell survival." Focal adhe...

Bone and cartilage growth to blame for heart valve disease

...d diseased mitral and aortic valves removed during surgery for the study. "Common wisdom in the medical community has always been that thickening of the mitral valves was part of the aging process as deposits of calcium, a mineral found in the blood, built up on the valves. Therefore, research has never fo...

Relationship of brain and skull more than just packaging

...dren with craniosynostosis almost universally have surgery to reopen the sutures and allow normal growth of the boney plates of the skull. Premature closure of sutures causes the skull and the brain beneath to deform. However, the researchers had few CT and MRI images to work with because even if both CT and...

New antimicrobial compound adheres to skin to promote healing

...ist in the department of small animal medicine and surgery at the UGA College of Veterinary Medicine, said the compound, known as Tricide, was initially developed by now retired UGA professor Dr. Richard Wooley to treat burns. It was later applied to skin lesions on fish and other aquatic animals. Tricide wo...

Robot assisted surgery more accurate than conventional surgery

...rial College London shows that robot assisted knee surgery is significantly more accurate than conventional s...om using robot assisted surgery, and recovery from surgery was quicker in most cases. Professor Justin Cobb, from Imperial College London, who led the resea...

Australian first to save sight

...lity to store the corneas for longer means reduced surgery postponements and waiting time for people living with vision loss," Dr Pollock said. Corneal recipient Dorothy O'Kane, 61, welcomed the news after initially missing an opportunity for a corneal transplant when she was on holiday in South Australia. ...

Breast implants not associated with cancer risk, study reports

...ohort of 3486 Swedish women who underwent cosmetic surgery for breast implants between 1965 and 1993 and were followed until the end of 2002. Data was obtained from the Swedish Cancer Registry, which reports on cancer occurrence for the entire country. The average follow-up time was 18.4 years. The study is ...

Wisconsin scientists find a way to make human collagen in the lab

...ns and wounds. Commonly, it is employed in plastic surgery to augment the lips and cheeks of starlets and oth...ures made from cow or horse intestines and used in surgery to minimize scarring, is also a form of collagen. But for such a commonplace and useful protein, co...

'Word-vision' brain area confirmed

...olved other regions as well. Now, a patient whose surgery to relieve epilepsy specifically disrupted the VWF...object recognition tests both before and after the surgery on the 46-year-old man. They found his reading capability before surgery to be normal. However, test...

Cheaper and simpler keyhole surgery

Endoscopic surgery brings many advantages for patients but is very di...d that it even brought advantages in comparison to surgery using an assistant. The second instrument developed by Jaspers is a mechanical manipulator for oper...

Unique equine cataract surgery offered on routine basis

... is offering a new form of equine cataract removal surgery on a routine basis, which could save the sight of ...ng techniques used on humans and animals. The new surgery is proving consistently successful in restoring complete sight to patients without post-operative sy...

Chemotherapy gel may fight breast cancer and reduce breast deformity

Women who undergo surgery for breast cancer followed by radiation therapy of...t could serve as an artificial tissue filler after surgery and a clinically effective therapy. Their findings, based on studies with mice, will be presented at...

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