UI Study Reveals Important Information About Molecular Defect In Limb Girdle Muscular Dystrophy
...s the complex formation and its insertion into the plasma membrane.Campbell and Holt's confirmation of how the sarcoglycan complex develops is astep toward learning more about the basic molecular underpinnings of thedisease. "If we can determine where the defect or blockage of the biosynthesis occurs,then ...New Coating Process May Prevent Body From Rejecting Medical Implants
...ating is applied to the surfacethrough a gas-phase plasma deposition process. The coating is then peeled offthe mica and dipped into a solution to dissolve the proteins. What's left behindis a Teflon-like polymer coating containing sugar-lined pits in the exact shapeof a specific protein. Laboratory...New Insights About 'Good Cholesterol'
...ate and prevent theformation of oxidized lipids in plasma lipoproteins," claims Sparks. LCAT'srolewas previously thought to be limited to promoting cholesterol transport andclearance. While the mechanism for LCAT's antioxidant actions is still underinvestigation, Sparks maintains "the antioxidant activity...The Sagan criteria for life revisited
... natural sources of radio waves like lightning and plasma instabilities in Earth's magnetosphere. They are clear signs of a technological civilization. Galileo's flyby of Earth was just the beginning of the first-ever control experiment in astrobiological remote sensing. The second part happened two year......s of the immune system -- leukocytes,cytokines and plasma cortisol -- in blood samples taken before and after anendurance exercise test. The tests were conducted at the end of each four-weekdiet period. Results showed that natural killer cells, a type of leukocyte and one ofthe body's defense mecha...New Anti-HIV Therapies Needed To Eradicate HIV
...ients who had successfully suppressed HIV in their plasma with HAART. Thepatients were taking various combinations of three to four anti-HIV drugs,including protease inhibitors. With strict adherence to HAART, all had keptHIV below detectable levels for approximately two to three years. Although evidenc...Vitamin C levels linked to amount of lead in blood
...ntakes of 1000 mg will result in saturation of the plasma inthe blood stream. Larger intakes are probably not indicated and are passed fromthe body in the stool and in urine. Mega-doses of vitamin C (3000 mg or more)can cause diarrhea and stomach cramps. And while persons with hemochromatosis,a hereditar...Report in PNAS on role of nephrin, the kidney filter protein
...ows theliquid portion of the blood to pass but not plasma proteins. A break-down in the kidney's ability to filter proteins is a common occurrencein most kidney diseases, and results in proteinurea (protein in the urine). Proteinuria is not only a consequence of kidney disease, but also is generallyregarded...Maybe you can get blood from a turnip after all
....These factors currently are made from human blood plasma or by painstakinglycultivating mammalian cells. But treatmentsderived from human or animal components can be risky. For instance, about 80percent of hemophiliacs over the age of 10were infected with HIV from receiving blood products prior to the deve...Scientists clear hurdle in effort to destroy experimental brain cancers with viruses
.... The drug also lowered antiviral activity inhuman plasma samples. Though Chiocca cannot predict whether these results could hold up in the clinic, he says the virus's performance in this severemodel of brain cancer makes him hopeful. "This is the first time, to my knowledge, that someone has effectively in...Growth factor may determine who grows new blood vessels that protect against heart attacks
...s-yet-unidentified molecule in the patient's blood plasma or to differences inthe activity of their cells. If the answer proves to be a difference incellular activity, it could result from several things, including environmentalfactors or genetic influences. Dr. Levy and his colleagues said recent laborato......y, only a limited amount is availablethrough blood plasma donations, so many eligible candidates must do without thetherapy, which is delivered intravenously at an estimated cost of $60,000 to$80,000 annually per patient. "I have great hopes that this will be the cornerstone therapy for this disease,"said D...Lowering your homocysteine level may help reduce risk for heart disease
...ial concludes that high-risk persons with elevated plasma homocysteinelevels should probably take folic acid supplements, and the rest of us shouldeat plenty of fruits and vegetables, good sources of folic acid, "just as ourparents always told us." Contents "Homocyst(e)ine and Cardiovascular Disease: A...Another component of the blood clotting machinery unraveled
.... As a result of thrombins activities, the soluble plasma protein fibrinogen is converted into fibrin, which spontaneously associates into insoluble polymers. Further, blood platelets are activated by thrombin, and aggregate thereupon. Fibrin and activated platelets constitute the main components of the blo...New research illustrates role of CETP in atherosclerosis
... its cholesterol shuttling activity and inducing a plasma lipoprotein profile consistent witha lower risk of atherosclerosis (high HDL and low LDL). "AVANT has long believed that CETP contributes to the development of atherosclerosis in humans.This latest research strengthens the story about the role this ...Antibacterial implants could prevent infections, save patients' lives
... To manage the rate of release, researchers used a plasma process to coat the material with an ultrathin layer of another polymer, butyl methacrylate. When a device is implanted in the body, fluids pass through that thin, permeable outer coating and dissolve the polyethylene glycol, which makes the polyure...... Santa Barbara. Lea who measures trace elements by plasma mass spectrometry to study past oceans and climate, said it is very fortuitous that the same techniques work to track marine larvae by analyzing the trace quantities of metals. He explained that geochemists have demonstrated strong contrasts in trace...Non-toxic peptide blocks spread of prostate cancer in rats
...e," Livant said. Additional studies showed that plasma fibronectin was the only part of serum required for invasion. Finally, Livant isolated one specific peptide in fibronectin called PHSRN that triggered the invasion process. "This PHSRN sequence on fibronectin fragments binds to the fibronectin r...Cholesterol levels not necessarily indicative of cardiac health
...th seriously blocked arteries. They conclude that plasma cholesterol levels should not be relied on as a me...506 men who had a bypass, only 71 (14 percent) had plasma cholesterol levels above 240; 50 percent had levels below 200. Thirty-two percent of the 244 women ...