Microscopic 'beads' could help create 'designer' immune cells that ignore transplanted organs
AUGUSTA, Ga. The future of organ transplantation could include microscopic beads that create "designer" immune cells to help patients tolerate their new organ, Medical College of Georgia researchers say. "It's absolutely natural," says Dr. Anatolij Horuzsko, reproductive immunologist at the MC...New approaches to protecting transplanted organs make first steps toward patients
AUGUSTA, Ga. - Methods used by the body to selectively suppress the immune response may help make organ transplants safer and more effective, according to scientists. "If you like, what we are trying to do is make every tissue transplant much more like a fetus," said Dr. Andrew L. Mellor, direc...Circulating fats kill transplanted pancreas cells, study shows
DALLAS Aug. 28, 2007 Dietary restrictions or other strategies that limit fat formation might make pancreatic cell transplants more effective, UT Southwestern Medical Center researchers report. Using animal models, the researchers discovered that pancreatic islet cells transplanted into the l...New Drug Mix to Extend Life of Transplanted Kidneys
It is great news for kidney recipients as well as those on the waiting list. Scientists now announce the extended life spans of transplanted kidneys// by a priceless two times, through a mix of varied drugs. Scientists from the University Hospital in Cardiff who detailed their work in an organ ...Study Reveals Effects of WBCs on Transplanted Kidney
A recent study in genetically engineered mice has revealed that the dreaded white blood cell chemistry known to damage kidneys used for transplants may also help prevent such damage//, according to scientists at Johns Hopkins. Researchers have long known that when blood flow is cut off and the...White Blood Cells Can Both Hurt and Help Transplanted Kidneys
In an example of biological irony, the same white blood cell chemistry known to damage kidneys used for transplants may also help prevent such damage, according to a federally// funded study in genetically engineered mice at Johns Hopkins. Researchers have long known that when blood flow is c...MRI Can Monitor Transplanted Islets
Magnetic resonance imaging (MRI) could be a safe way to monitor the fate of transplanted pancreatic islets, says a new study in the September issue of the journal Diabetes. // Researchers from the Martinos Center for Biomedical Imaging at Massachusetts General Hospital (MGH) said that they were abl...Heart transplanted infants better model for developing AIDS treatment
Heart transplanted infants immune system may act as a model for developing better treatment options to patients with AIDS, cancer and other immune disorders. Professor Jeffrey // Plat, Mayo Clinic is to lead a team of researchers which has got a NIH funding of $ 6 million and the research team woul...Kidneys Can Be Transplanted From Animals Such As Pigs In Future
The idea of transplanting human organs and tissues has captured the imagination of successive generations. The first successful transplantation was a kidney transplantation performed between identical // twins by Joseph Murray and his colleagues. With the significant progress, it might even be p...Woman gets cancer from transplanted kidney
For a person with failing kidneys, receiving a transplanted kidney can be a lifesaver. But in rare cases, the transplanted organ may pass on cancer to the recipient. Wisconsin researchers report that a transplant recipient whose donor had previously had lung cancer developed cancer herself several...Schepens Scientists Identify Key to Integrating Transplanted Nerve Cells Into Injured Tissue
Discovery promises to make retina, spinal cord and other central nervous system transplants possible BOSTON, April 26, 2007 /PRNewswire/ -- Scientists at the Schepens Eye Research Institute, an affiliate of Harvard Medical School, have identified a key mechanism for successfully transplanting tiss...Stanford Researchers Track Human Stem Cells Transplanted Into Rat Brain
STANFORD, Calif.--(BUSINESS WIRE)--Jun 4, 2007 - Researchers at the Stanford University School of Medicine have illuminated the path taken by human neural stem cells that were transplanted into the brains of rats and mice, and found that the cells successfully navigate toward areas damaged by strok...UPCI Joins ExCell Research Study Using Stem Cells for Leukemia and Lymphoma Patients
...ancies, including leukemia and lymphoma. StemEx is a graft of expanded stem/progenitor cells taken from a single unit of umbilical cord blood and then transplanted in combination with non-expanded cells from the same unit. "I am extremely pleased UPCI has the opportunity to be a part of this study," said M...Neuralstem's Human Stem Cells Integrate into Nervous System of Rats with Animal Model of ALS
... ROCKVILLE, Md., March 9 /PRNewswire-FirstCall/ -- transplanted human neural stem cells (hNSCs) developed by Neura...ology reported. This constitutes evidence that the transplanted cells integrated into the nervous system of the ho...007LOGO ) "This is the first demonstration of transplanted human neurons synapsing, or making mature structur...Laser Burn Injuries in One Eye Can Disrupt Protective Immune Privilege in Both Eyes, Study Finds
...ilege, which intervenes in the battle, is also what prevents the eye from rejecting corneal transplants, making them the most common and successful of transplanted tissues. In her laboratory, Stein-Streilein and her team made tiny laser burns in one of the retinas of 15 mice. They then injected either the bu...Applying Clinical Findings to the Practice of Medicine
...ield of bone tissue engineering and set out to develop orthopaedic biomaterials for treating skeletal disorders. "Bone, after blood, is most commonly transplanted tissue worldwide," the paper stated. The team used two strategies - one for contained defects, which are holes contained within the bone, and an...Fifth U.S. Hand Transplant Patient Heads Home to NY
...eering procedure. Breidenbach and his team are the only surgeons to perform hand transplants in the U.S. To date, there have been a total of 40 hands transplanted on 32 patients around the world. Kentuckiana Organ Donor Affiliates (KODA) worked very closely with the Indiana Organ Procurement Organization t...ViroPharma Announces Discontinuation of Maribavir Phase 3 Study in Liver Transplant Patients
...hese patients, CMV disease can lead to severe conditions such as pneumonitis or hepatitis, or to complications such as acute or chronic rejection of a transplanted organ. While currently available systemic anti-CMV agents are effective against the virus, their use is limited by toxicities, most notably bone marr...Device protects transplanted pancreatic cells from the immune system
LA JOLLA, Calif., April 9, 2009Scientists at Burnham Institute for Medical Research (Burnham) and the University of California San Diego (UC San Diego) School of Medicine have demonstrated in mice that transplanted pancreatic precursor cells are protected from the immune system when encapsulated i...Studies on imaging and tracking transplanted cells
Tampa, Fla. (Dec. 10, 2008) Successfully monitoring the distribution and fate of transplanted stem cells through imaging and subsequent tracking would aid clinicians in their ability to evaluate the efficacy of transplanted cells. Three studies published in the current issue of Cell Transplantat...Type of stem cell found to reside in transplanted lungs
A new study involving a type of stem cells from the lungs of transplant patients demonstrates for the first time that these progenitor cells reside in adult organs and are not derived from bone marrow, which leads to the possibility that the cells may be able to help with the rejection of donated o...Stem cells found in adult skin can be transplanted and function in mouse models of disease
Researchers at The Hospital for Sick Children (SickKids) and the University of Calgary have found that stem cells derived from adult skin can create neural cell types that can be transplanted into and function in mouse models of disease. This research is reported in the June 14, 2006 issue of The J...Discoveries by UAB and Florida scientists may help transplanted organs survive longer
Scientists may have found a way to dramatically slow organ transplant rejection by as much as several years. That's the promising implication of an animal study carried out by researchers at the University of Alabama at Birmingham (UAB) and the University of Florida (UF) published in today's (Ma...NIH stimulus funding supports Emory biomedical scientists
...emory T cells allow the immune system to respond to infections faster and stronger upon a second encounter, but they also play a big role in rejecting transplanted organs. Scientists will test several molecules found on memory T cells' surfaces as possible handles for manipulating the immune system. Dietary ph...Early rice harvests ease annual famine in Bangladesh
... a yearly famine that occurs in northwest Bangladesh from September to November after the previous season's food has run out and before the harvest of transplanted rice in December. According to the Bangladesh Bureau of Statistics, monga affects more than 2 million households in 5 districts that depend on ric...Ovarian transplantation: First baby is born after a new technique
...e low response to stimulation caused by insufficient vascularisation of the transplanted tissue. "In order for a woman to become pregnant, the ovaries need to ...in a shorter time scale than would be possible if all the tissue were to be transplanted at the same time. The researchers have so far utilised this technique wi...Peripheral nerve repair with fat precursor cells led to wider nerves and less muscle atrophy
...oaded with APCs. No regeneration was observed in any of the rats in which the defect was left untreated," said Marra. Their results also showed that transplanted human-derived APCs survived for up to 12 weeks in the injured peripheral nerve and formed a more robust nerve with nerve cells more than double the si...MITs implantable device offers continuous cancer monitoring
...f we're going to turn cancer from a death sentence to a manageable disease," he said. In the Biosensors & Bioelectronics study, human tumors were transplanted into the mice, and the researchers then used the implants to track levels of human chorionic gonadotropin, a hormone produced by human tumor cells. ...Transposagen Creates a Rat Model of the Human Immune System
...white blood cells necessary to prevent invasive bacteria and viruses from causing serious disease. "This new immune deficiency rat model cannot reject transplanted tissues, even from other species, and will be especially important in cancer and transplantation research," said Dr. Ostertag. Rat models are s...Printing New Organs: Foundation Funds Medical Technology That Replicates Human Tissue
...lution. Their 3-dimensional bio-printer lays down bio-ink that fuses into complex tissue, creating new tissue to replace diseased tissue. Rejection of transplanted tissue is not a concern; the cells that are used can be taken from youthful progenitor cells from the patient to replace the older diseased cells. ...Celsense, Inc Receives NIH Grant to Translate Cell Imaging Technology for Clinical Use
...l (CRC) and other forms of cancer. The Cell Sense technology makes transplanted cells visible by MRI. Therapeutic cells are labeled ex vivo with the Cell S...bel cells ex vivo without the use of transfection agents. Labeled cells are transplanted into the patient enabling researchers and clinicians to non-invasively trac...500th Patient Receives Berlin Heart EXCOR Pediatric Ventricular Assist Device
...of the device in 1990. The patient, an 11-month-old girl, received the device at the Children's Memorial Hospital in Chicago and has been successfully transplanted in the meantime. Alejandra had been diagnosed a few weeks after birth with left ventricular non compaction and dilative cardiomyopathy, a disea...Tolera Therapeutics Granted Orphan Drug Designation for Organ Transplant Rejection Drug
...is designed to safely and specifically target T cells, components of the immune system that play a key role in the rejection, and ultimate failure, of transplanted organs. Organ transplantation is often the only viable treatment for many end-stage organ diseases. "We are extremely pleased with this current a...Amniotic Fluid May Provide New Source of Stem Cells for Future Therapies
...veloping embryos. The peripheral blood of the transplanted mice was examined every four weeks, and after 16-1... later, demonstrating the long-term ability of the transplanted cells to produce new blood cells. Bone marrow samples from the transplanted mice were also taken and injected in a second set ...Frost & Sullivan Recognizes ApaTech's Leadership in Orthopedic Biologics
.... Traditional autogenous grafts, or autografts, were widely considered the "gold standard" among bone graft materials. Despite the material being transplanted from the same individual, complications and pain at the affected site have been common. The clinical effectiveness of autografts is considered the pri...