New studies of a liquid of life -- Lung surfactant
...nt the monolayer to spread easily," said Ding, "to flow and coatthe alveolar surface during breathing in and out." The research leads to questions like, "Why did nature select only aparticular lipid with a 16-length carbon chain to be the main component ofnatural surfactant?" asked Ding. "Mother ......ises. Forexample, it was found that moisture can flow into cut-pilecarpet through the center of its tuft...h Texas where the humidity isvery high." Moisture flow in textiles is also important for those whovalue fabrics that draw sweat away from the body as theye...Emergency angioplasty or bypass surgery saves lives of heart attack patients with cardiogenic shock
... main pumpingchamber, which leads to loss of blood flow to the body's vital organs. Suchpatients have extremely low blood pressure and they appear to be cold andclammy, mentally confused and do not produce adequate amounts of urine. The investigators randomly assigned 152 patients to emergency b...Inflammatory pain may help deter inflammatory diseases like arthritis
...traumaand infection. Inflammation increases blood flow to the site of injury and sends in a flood ofrescue factors - such as substances that clot wounds and white blood cells thatchew up invading disease-causing pathogens -to the site. But research has shownthat unrestrained inflammation can cause chroni...Light alcohol use may protect against sudden cardiac death
...n of blood clots inarteries, which can cut off the flow of oxygen-rich blood to the heart. Smallamounts of alcohol also may reduce fatal disturbances in the heart's rhythm. Co-authors include JoAnn E. Manson, M.D., Dr. P.H.; Nancy R. Cook, Sc.D.; UmedA. Ajani, M.B.B.S.; J. Michael Gaziano, M.D., M.P.H.; a...Mitral valve repair at Cedars-Sinai Medical Center gets Los Angeles dentist on the road to recovery
...sults when the mitral valve, which regulates blood flow on the left side of the heart, "prolapses"-or coll...icated that the 55-year-old had a 30 percent blood flow back into the heart. It was decided to monitor the condition with regular EKGs. Then last October, D...Biologically inspired electronics leads to higher fidelity
...The researchers hypothesized that a more efficient flow of information iseffected in neuronal networks by ... the researchers were able to similarly smooth the flow of information andidentify and shift the noise, or unwanted information, from the bandwidth ofintere...Low doses of aspirin help prevent some strokes; high doses may increase risk for others
...rblockages in the arteries, thus restricting blood flow to the brain. Hemorrhagic strokes occur when a blood vessel or vessels inside the brainruptures and bleeds, and is more likely to be fatal than an ischemic stroke. "This is the first large-scale detailed study of the relationship betweenaspirin use a...Breaking the worst possible news in the best possible manner
...kers, unwelcome touch interrupts with thenecessary flow of emotions." Doctors are advised to feel their way into the process of giving informationabout the death, says Pierce. "For instance, when people stop asking questions,it means they have heard all they can handle and it would be a burden to hearmore...Follow-up phone calls by nurses benefit cancer patients
...eintervention reported improved control over urine flow and increasedsatisfaction with sexual relationship... who had the intervention program improved inurine flow because the nurse repeatedly checked on the use of Kegels." Similarly, the use of medication...Pacemaker for larynx allows patients to breathe easier
...ycle.The botox injection also allows increased air flow during voice production andhas actually improved the quality of her voice, according to Cheryl Rainey,Ph.D. assistant professor of Otolaryngology and speech pathologist. "The lack of airflow through her restricted airway made her voice sound verystr...Laser heart treatment shown to be safe and effective at lowering pain associated with heart disease
...ser to drill holes in heart muscleto restore blood flow significantly reduces pain and discomfort associat...oles through the wall of theheart to improve blood flow to the heart muscle. The outside surface of theheart seals immediately, but the channels remain open...Who should have heart bypass surgery? New guidelines will help doctors, patients decide together
...ted in past studies. Bypass surgery restores blood flow to the heart by transplanting a patient's ownveins or arteries to go around one or more blocked arteries. Since its debut inthe 1960s, it has been performed millions of times in order to increase survivaland reduce symptoms such as chest pain. The Ce...... in angina, reduced hospital stays, improved blood flow tothe heart and increased survival rates for patie...uality of life, and 20 percent improvementin blood flow to the heart. In comparison, patients receiving medical treatmenthad a 27 percent decrease in blood ...High brain centres teach lower brain to adapt to injury
...entists for some time that sensory informationmust flow up each level of the brain, it has always been a puzzle why there issuch heavy feedback from higher levels back down to the lower areas of thebrain," says Dr. Jonathan Dostrovsky, lead author and professor of physiology atU of T. Lower brain...Extract from traditional Chinese herb enhances recovery in stressed cells
...(heart cells) in a petri dish that simulates blood flow using liquid mediumcontaining dissolved oxygen and...ted the conditions of cardiacarrest by halting the flow of oxygen and sugar through the medium for one hour.A fluorescent marker was used to label free radi...Immune system protein may be critical in kidney disorders and other diseases
...illaries of the glomerulus, forming spaces for the flow ofblood filtrate that are called slit diaphragms. In the mice lacking CD2AP, theepithelial cells were damaged and the slit diaphragms were lost. The mice, developed by Shih and Li, died of kidney failure by the time they were6 weeks old. The research...Global prevention, funding and accountability debated in fight against HIV/AIDS
... in fighting AIDS hasbeen in generating a prolific flow of new antiretroviral treatments focused onan ability and willingness to pay for therapeutic advances for a relativelysmall target population in the West, said Peter F. Young, AlphaVax Inc. Lesssuccessful have been the industry's efforts to respond ...... use the highest possiblepressure, to increase the flow rate and boost their yield. Then, Genentechengineers discovered that optimal results could actually be achieved at lowerpressures. It was a real breakthrough." "We're using a combination of strategies that could open the door to many newproducts base......use of MRI tovisualize blockages and measure blood flow in vessels leading to the heart. Withcolleagues fr... blockage, but to determine whetherit limits blood flow enough to warrant treatment," said Hundley. "With furtherdevelopment, many patients may benefit from...