Exercise shown to have positive effect on cholesterol
...sterol-protein unit is known as a lipoprotein, and abnormal levels of these lipoproteins have been linked to the progression of atherosclerosis and heart disease. "It appears from our study that cholesterol carried by smaller, denser protein particles appear to cause cardiovascular disease more efficiently th...New treatment strategy for Crohn's disease shows early promise
...s with glycogen storage disease 1B -- which causes abnormal glucose metabolism -- also had Crohn's disease symptoms. They found the same thing in patients with the genetic disorder chronic granulomatous disease. Patients with these and other genetic immune system disorders often are treated with drugs that s...Molecular tag pinpoints which breast cancer tumors are most likely to spread
...ll cycle in cancer cells," says Keyomarsi. "These abnormal forms of cyclin E are always giving the 'go' signal, telling cells to divide." The scientists examined tumor tissue from 395 patients with breast cancer. Of those patients with stage one breast cancer, in which a single tumor is found and the cance...Teen-age girls, depression, alcoholism, and brain activity
...on possess normal brain function that only becomes abnormal when they are in a state of active depression? Or, alternatively, do these patients possess a subtle brain abnormality which is always present, in other words, a trait ?" Researchers examined 151 adolescent females, 15 to 20 years of age, divided...Marrow injection gets damaged hearts moving
...surgery, each patient had a stress test to confirm abnormal movement in the walls of the heart muscle. The test involved injecting dobutamine, a drug that simulates the effects of exercise on the heart, including a faster heart rate, higher blood pressure and more forceful contractions. Heart function, incl...Heart gone haywire blamed in some sudden infant deaths
...chs, nervous system problems related to breathing, abnormal metabolism in the liver and flaws in the heart's electrical channels, he says. The electrical or ion channels are proteins critical to orchestrating the electrical signals that prompt the heart to squeeze (beat) and refill between each heartbeat, sa...Terrorist attacks increased dangerous irregular heartbeats
...monitor heart rhythm. It detects life-threatening abnormal rhythms, called arrhythmias, and delivers an electrical shock to restore normal rhythm. Beginning a few days after the terrorist attack on the World Trade Center, the rate of ICD discharges increased and remained elevated throughout the next month...New system created by Rensselaer group speeds the mapping of blood vessel networks in live tumors
...growth. Preventing new capillaries from forming in abnormal tissue by shutting off a tumor's blood supply (angiogenesis) is a promising approach to fighting cancer. The patent-pending RPI-Trace3D system was developed by a team led by Badri Roysam, director of the Center for Subsurface Sensing and Imaging Syst...Anesthesia drug may better protect newborn brains during heart surgery
... Animals in the desflurane group also showed fewer abnormal heart rhythms during cardiopulmonary bypass, suggesting that the drug may protect heart function as well. "This study adds to growing evidence that this type of anesthetic protects the brain and nervous system during heart surgery," said Andreas W. L...American Thoracic Society Journal news tips for January (second issue)
Pregnant women with an abnormal condition of pregnancy called pre-eclampsia, which raises blood pressure, showed significantly smaller upper airways than did either nonpregnant women or those with normal pregnancies. According to the authors of the British study, these results cou...Newly approved psoriasis drug invented and tested at Univ. of Michigan
...ift: Instead of seeing psoriasis as the product of abnormal skin cells, they found that the disease was instead driven by immune system processes gone wild. This realization came from Ellis' and others' treatment of psoriasis with cyclosporine, a broad anti-immune response drug often given to organ transplan...Brain images reveal effects of antidepressants
...everal years in an effort to understand normal and abnormal brain responses to a range of emotions. They theorize that in depressed people, reactions to negative emotions are similar to, but more exaggerated than, reactions that non-depressed people have, and that the reactions may be more difficult to turn o...Parkinsons symptoms indicated for first time on pet scans of brains of living patients
...rkinson's disease include slowness of movement, an abnormal increase in muscle tone and tremor. Many patients also experience disruptions of the sleep/wake cycle and their ability to mentally focus attention. It is believed that the loss of nerve cells usually begins 5 to 7 years before symptoms develop and t...Drug reduces deaths and hospital stays in heart attack patients with heart failure
...iabetes had to have signs of heart failure such as abnormal heart and lung sounds. Patients in the study received optimum therapy, which could have included ACE inhibitors, aspirin, angiotensin-receptor blockers, diuretics, beta-blockers and coronary reperfusion. Patients in the treatment arm were started on...Combined therapies benefit heart failure patients
...shock to the heart to correct abnormal and dangerous heart rhythms. In the study, nearly half (182) of the 369 patients were randomly assigned to receive implantable cardioverter defibrillators (ICD) and ...MRI may help find missed breast cancers in high risk women
...f breast cancer, a significant number of women had abnormal examinations that were eventually shown not to represent cancer (false-positives). Further studies such as a repeat MRI at six months or a biopsy were recommended after 35 (36. 5 percent) of the 97 screening examinations and after 11 (39.3 percent) o...Blood test could detect heart attack early
...t the classic symptom of chest pain or the classic abnormal electrocardiogram (ECG). Some heart attack patients come to the hospital with ambiguous symptoms, including indigestion, dizziness, shortness of breath, or pain in other parts of the body, such as the neck, jaw or arm. "I think this test will dramati...Renal amyloidosis worsens the Familial Mediterranean Fever prognosis
...eases, called amyloidosis, which are all linked by abnormal Amyloid protein deposits including the amyloid plaques and lesions of Alzheimer's disease. Abnormal amyloid deposits linked to AA amyloidosis mainly accumulate in the liver, spleen, kidney and GI tract, leading to organ dysfunction and death in 42% o...Pediatric food allergies: What every parent should know
...ne cause might be a food allergy, the result of an abnormal immunologic response following the ingestion of a ...isease, anorexia, and pancreatic insufficiency. An abnormal immunological response can have responses that are IgE mediated (oral allergy syndrome, analphylaxis...UCSD researchers determine mechanism for degradation of G proteins
...ible for regulation of cell function by removal of abnormal and unneeded proteins. Published in the July 8, 2003 issue of Proceedings of the National Academy of Sciences, the study provides the first description of a molecule called GAIP interacting protein N terminus (GIPN) that plays a key role in the degra...