Tag: "graft" at biology news
Sugar and spice and everything nice: Health differences in newborn girls and boys
...early complications and almost twice the amount of graft
losses. During liver transplantation, the organ undergoes a period of no-flow ischemia, or complete lack of blood flow, and therefore must rely in part on internal nutrient stores to produce energy anaerobically (without oxygen). The end-products ...
First case of successful ovarian tissue transplantation between two, nonidentical sisters
...treatment would be required to prevent the ovarian graft
being rejected. The earlier bone marrow transplant and resulting mixing of the sisters cells meant that Teresas immune system would recognise Sandras ovarian tissue as self rather than foreign. In February 2006, Teresa and Sandra were anaesthetised...
Study points to new way to predict death risk from torn aorta
...cent had an endovascular procedure either a stent graft
that blocked blood from entering the false lumen, a fenestration to create more openings in the lower part of the false lumen, or both. Tsai notes that the current trend toward increased use of endovascular stent-grafts in aortic disease is based ...
A novel molecular dictator 'with a conscience' discovered
...in tackling the global problems of coronary bypass graft
failure, and restenosis - the closing or narrowing of an artery that was previously opened by a procedure such as angioplasty. "While the most effective way to head off restenosis is a drug-coated stent, the drugs that sit on these stents inhibit t...
Serica scientists win AOSSM Award for ACL (knee) tissue regeneration in preclinical study
...y technology can provide a long-term bioresorbable graft
scaffold that anticipates the defect sites biologi... at all points. By 12 months, the initial SeriACL graft
structure was not evident, indicating the devices ability to provide sufficient direction and space ...
Researchers use adult stem cells to create soft tissue
...rinkage, said Dr. Mao. Currently, surgeons often graft
from the patients own tissue, which creates additional wounds. Grafted cells also fail to stay alive, causing implants to shrink up to 70 percent and lose their shape and volume. Attempts have also been made to use fat cells left over after liposucti...
University of Pittsburgh School of Medicine researchers develop 'off-the-shelf' vascular grafts
...atients leg continues to be the most commonly used graft
for coronary artery bypass grafting even though a ...tsburgh School of Medicine, developed its vascular graft
by bulk seeding, or spraying, MDSCs inside a biodegradable porous, tubular polyester urethane scaffo...
LIAI researchers identify a potential role for retinoic acid in autoimmune and inflammatory diseases
...tentially providing a mechanism for the control of graft
rejections, where you dont want the immune system to attack the grafted tissue. ...
PET/CT use expands: Effectively diagnosing graft infections
... fluorodeoxyglucose or FDGcan effectively diagnose graft
involvement and differentiate it from infection th... processes are treated differently. Infection of a graft
requires surgery to remove the involved implant, while infection of the soft tissues in the vicinity...
Research identifies protein that signals flowering in squash plants
...umpkin) stocks (the stock is the portion below the graft
union containing the roots) grafted to non-induced...LD-grown C. moschata scions (the portion above the graft
union). These experiments led to flowering of the C. moschata scions, indicating efficient transmiss...
XDx to present recent success with AlloMap molecular expression testing
...r invasive biopsies and can serve to measure heart graft
blood flow and blood pressure....
JCI table of contents: April 2, 2007
...rent immune cells, exactly how this prevents heart graft
rejection in rats had not been determined. In a s...f CD45RC. These cells were essential for the heart graft
to survive and when transferred to normal mice they prevented the rejection of a subsequent heart gr...
UCLA scientists garner 7 grants to fund leading-edge embryonic stem cell research
...une responses to human embryonic stem cell-derived graft
tissues. We feel fortunate to have been selected to receive one of seven seed grants awarded to UCLA, said Teitell, stem cell researcher and an associate professor of pediatrics and pathology and laboratory medicine. This support will help us det...
Grafts against cancer
...benefited from this therapy. However, this type of graft
is risky because of a major potential complication...s, GVHD may cause death. Because of the GVHD risk, graft
of donor T cells can only be proposed to a small number of patients having leukemia or lymphoma. And...
Prediction of graft-versus-host disease by gene-expression profiling of donors and more
...or. Two papers published this week investigate how graft
versus host disease might be predicted after hematopoietic cell transplantation. In the first paper Prediction of Graft-Versus-Host Disease by Gene-Expression Profiling of Donors Claude Perreault and colleagues from the University of Montreal tested ...
Genetically altered cells may help artificial skin fight infection
...rease a patient's risk for infection, improve skin graft
survival and reduce dependence on topical antibiot...on." Currently, physicians manage cultured skin graft
infections during the early healing period by continually wrapping the wound in dressings soaked in ...
News tips from the Journal of Neuroscience
...o the lesion. However, these axons rarely exit the graft
to innervate the adjoining spinal cord. This week,...ons indeed bridged the gap and extended beyond the graft
boundary but did not proceed further than 500 m, although NT-3 gradients extended further. Thus, the...
ACS News Service Weekly PressPac -- Sept. 13, 2006
...ould be used as a component of a tissue-engineered graft
that may provide superior performance over conventional grafts that are used for bypass surgery, says study leader Kyle Kurpinkski, a doctoral candidate in the University's Department of Bioengineering. ARTICLE #3 EMBARGOED FOR Wednesday, Sept. 13...
Stem cells: Chemistry paves way toward promising therapies
...ould be used as a component of a tissue-engineered graft
that may provide superior performance over conventional grafts that are used for bypass surgery, says study leader Kyle Kurpinkski, a doctoral candidate in the University's Department of Bioengineering. (BIOT 464, Thursday, Sept. 14, 3:30 p.m.) ...
Dartmouth researchers find key player in immune system regulation
...nsplant tolerance and what's required to protect a graft
from rejection," says Randolph Noelle, professor of microbiology and immunology at Dartmouth Medical School. "When we went looking to see what genes were responsible in a successful graft, we found high levels of mast cell gene products, which made t...
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