Study finds direct association between cardiovascular disease and periodontal bacteria
...therosclerosis (heart disease). They measured both diseased and healthy sites for the presence of 11 oral bacteria--four widely regarded to be involved in causing periodontal disease, and the other seven serving as controls. Then, for evaluation of their cardiovascular health, the participants received a caro...Growing your own replacement teeth? Not science fiction!
...t in developing therapies for replacing damaged or diseased parts/tissues. During the 83rd General Session of the International Association for Dental Research, convening today at the Baltimore Convention Center, several research groups are reporting on dramatic progress in the use of various techniques--incl...Two years after gene therapy treatments, severe angina patients showed prolonged clinical benefit
...n the form of "naked" plasmid DNA are delivered to diseased heart muscle tissue via the Boston Scientific Corporation (NYSE: BSX) Stiletto(TM) endocardial direct injection catheter system. The injection procedure is performed by a cardiologist in a standard cardiac laboratory. Corautus expects to complete pa...'Artery clearing' system does not provide benefit for patients undergoing PCI
...thrombotic lesion or by contact with less severely diseased portions of the infarct-related vessel or its side branches. Vessel occlusion or aspiration of embolizing material may not have been complete; also, the protection device is not able to impede the release of soluble mediators." "The difficulty in fin...OHSU scientists develop MRI approach to improve breast cancer detection
...r molecules in and out of cellular compartments in diseased and healthy tissue. When the MR shutter speed increases, this movement appears to slow. In the case of tumors, using shutter speed analysis not only more clearly indicates the locations of tumors, it also allows researchers to distinguish between ma...Marijuana ingredient may stall decline from Alzheimer's
...ly reduced functioning of cannabinoid receptors in diseased brain tissue, meaning that patients had lost the capacity to experience cannabinoids' protective effects. In addition, the researchers showed that cannabinoids prevented cognitive decline through rat experiments. They injected either amyloid (which...Radiologists offer non-surgical treatment for early-stage liver cancer
...er transplantation, pathologic examinations of the diseased livers were performed to retrospectively evaluate RF ablation's effectiveness. The researchers found that 74 percent of the tumors were successfully treated by ablation. The procedure proved more successful with smaller tumors than with larger tumor...Wisconsin scientists grow critical nerve cells
...deposts for scientists trying to repair damaged or diseased nervous systems. Motor neurons transmit messages from the brain and spinal cord, dictating almost every movement in the body from the wiggling of a toe to the rolling of an eyeball. The new development could one day help victims of spinal-cord injuri...Mayo Clinic researchers identify new form of muscular dystrophy in adults
...lude clinical observation of patients, analysis of diseased and healthy tissue samples, as well as genetic and molecular investigations. The discovery of zaspopathy is also important because it supports the "candidate gene" approach for finding mutations that can cause human disease. "In this approach, we sel...Rice student wins award for revolutionary MRI research
...o create a contrast agent that will bind only with diseased cells such as cancer cells. He is hopeful that these tissue-specific imaging agents might allow for the first intracellular, individual cell MRIs. "I m grateful and honored by this recognition by the Nanotech Foundation of Texas and look forward to t...A biomarker to predict osteoarthritis
...ate stages of disease, higher in patients with two diseased knees compared to those with a single diseased knee, and higher in patients with hip OA in addition to knee OA compared to those with knee OA alone...American Thoracic Society journal news tips for January 2005 (first issue)
...ic beryllium disease on initial lung biopsy showed diseased tissue on later clinical evaluations. The investigators found that 38 of the 55 remained beryllium sensitized after an average follow-up of 4.8 years. (Chronic beryllium disease is a lung inflammation caused by inhaling dust or fumes that contain b...Medicare HMOs fail to control costs of colon surgery in elderly patients
... underwent colon resections -- surgery to remove a diseased section of the large intestines -- incurred the same overall hospital charges as patients covered by traditional fee-for-service Medicare. Consequently, the study found, daily hospital charges for the Medicare HMO group were higher than for the tradi...Researchers describe how human blood stem cells transform themselves to repair injured animal hearts
...s that cells with both mouse and human DNA are not diseased or cancerous, and appear to perform as needed, although more confirmatory work is needed before "we can declare them absolutely normal. "This paper shows that fusion is a predominant event in muscle cell generation, and it may work by allowing a cel...Another step towards understanding the causes of narcolepsy
...sy patients and appropriately selected healthy and diseased controls[this study] will have opened an exciting new chapter in the narcolepsy story. The investigators might have identified the missing link that connects an autoimmune process to selective loss of hypocretin neurons and the development of narcole...Federal funds given for regenerative medicine center
...n-embryonic stem cells to regenerate new tissue in diseased organs in place of using drugs or devices to improve function. "Our goal is to move from using drugs to treat disease to using non-embryonic stem cells as effective treatments," he said. "We owe a great deal of gratitude to our patients who provided ...Rutgers-developed biomaterial drives a technology transfer story toward success
...ny tubular-shaped scaffolds that are inserted into diseased arteries to keep them open. The market for such devices currently exceeds $5 billion per year. Scientists at REVA Medical and at Kohn's Rutgers Laboratory collaborated to choose polymer compositions that would be ideally suited for use in the REV...Computer simulation shows how fibrils form
...eets, similar to the amyloid fibrils discovered in diseased people and animals. Hall says that understanding how fibrils form in human or animal organs may lead to discoveries of how to slow or halt fibril formation. The research was published in the Nov. 16 edition of Proceedings of the National Academy o...Impaired neuromotor function following cancer treatment can improve
... underwent high-dose chemotherapy to destroy their diseased bone marrow. Some of the drugs used for this purpose are known to have neurotoxic effects. In addition, medication to decrease the toxicity of the transplant to normal tissues, termed graft-versus-host disease (GVHD), may also lower neurocognitive fu...Genetic testing can identify ischemic and nonischemic heart failure
...ers of a patient's gene expression to compare to a diseased "test" set that identifies the cause of heart failure, the Hopkins team assembled a 90-gene profile to determine which type of heart failure had most likely developed. Results showed the test profile to be highly accurate, with 90 percent specificit...