Shark-Liver Substance May Slow Growth Of Brain Tumors
...rs produce an oil used in manufacturing drugs, and small amounts of squalamine are found in shark cartilage. Squalamine dramatically slowed blood vessel cell growth without damaging healthy cells, according to Henry Brem, M.D., co-author of the studies and director of neurosurgical oncology at Hopkins and ...Digital Speech Analysis Tests Sobriety
...aken at adifferent time. "If I can come up with a small set of parameters that differentiatesober and intoxicated speech, which I think I can do, it's actually nota hard task," she said. "There are some really simple distance measuresthat involve very few calculations." The analysis would be done by comp...What Makes Tics Tick? Clues Found In Tourette Twins' Caudates
... Subtle changes in receptor availability in one small area appear to explain rather large differences in clinical presentation, say the researchers. Functional brain imaging studies of OCD (obsessive compulsive disorder), which often occurs along with Tourette Syndrome, also implicate a brain circuit ...Study Demonstrates Safety & Effectiveness Of Asthma Drug
...ld beattributed to the treatment, the effects were small and deemed to be clinicallyunimportant. Asthma Clinical Research Network (ACRN) was created in 1993 by the NHLBIas a five-year program to expedite design and implementation of clinicaltrials on approaches to managing asthma. The albuterol and placeb...Scientists Produce New Anti-Malarial Compound
... malaria patients in China.But plants contain only small amounts of the substance, makingthe drug expensive and impractical. The Hopkins researchers have previously developed syntheticversions, or analogs, of artemisinin; the synthetic drugs havebeen shown to cure malaria in monkeys. The new compounds,howe...A Surgical Semiconductor Laser With More Precision And Power
...als used in the other layers of the laser-- with a small amount of aluminum added to give them slightly different properties -- the new laser shouldn't besignificantly costlier or more difficult to produce than current semiconductor lasers. Lanzafame, who was not involved in this research, says that s...Benefits Of New Diet Drug Don't Outweigh Risks
...burned by walking for a half-hour and making other small changes in daily motor activity. After one year, ... concluded that Redux not only produces a relative small weight loss but also may carry health risks. "Although conclusive evidence of possible health risks ...Study Shows Gum Disease Increases Risk Of Future Heart Disease
...aid. "Oral bacteria enter the bloodstream via small ulcers in the gum tissue. These bacteria causes platelets to aggregate and form clumps, or thrombi. These clumps accumulate on damaged tissue, such as lesions in the blood vessel or a heart-valve replacement, which represents a damaged area in t...Common Carbohydrates May Prove To Be Substitute For Dietary Fiber
...sease and ulcerative colitis was as easy as eating small amounts of theright foods? In a turnaround from previous beliefs, researchers are finding a growinglist of benefits to human and animal digestive systems from certain formsof indigestible oligosaccharides -- naturally occurring groups of carbohydrat...Duke Study Uses Tiny Temperature Changes To Probe Water-Exclusion At Protein Binding Sites
...ts were able to measure temperature differences as small as amillionth of a degree as protein binding sites bound ligands in normal andheavy water. By examining the tiny net heat changes, he concluded that by the veryact of leaving the protein binding sites, water drives the binding of aligand to a m...Substance from Grapefruit Juice May Make Medications Safer
... of an enzyme called CYP3A4 that is present in the small intestine. This finding is important because it narrows the search for the substance in grapefruit juice that is responsible for its effects on drug metabolism. Isolating this substance could enable manufacturers to produce safer and more effective...... unusual new technique for pattern recognition and small objectdetection has successfully detected microcalcifications in digitizedmammograms -- and holds promise for discerning other medicalpathologies, manufacturing defects, and various objects in commercial,defense and Internet imagery. Unlike most pat...Study Injects New Interest In How Vaccines Work
...r Stanley Hem has found that aluminum hydroxide, a small particle used to carry antigens into the body to b...developed a series of rabbit vaccines containing a small amount of aluminum-26, a form of aluminum that is not found in nature. By incorporating aluminum-26 ...Ultrasound Helps Pediatric Heart Surgeons After Open Heart Surgery
...Wake Forest University. One concern is the small particles and bubbles of air that are ejectedfrom the heart to systemic circulation during surgery, Rodriguez said. "We don'tknow exactly the effect on the brain. These emboli travel through the arteriesin the brain and reach the brain tissue." ...Duke Obtains FDA Designation For Pompe Disease Therapy
...diatrics. Initially, the drug will be tested in a small number of Pompe diseaseinfants to evaluate the safety and efficacy of the recombinant enzyme treatment.Enrollment will be based on strict FDA-approved clinical criteria. Chen, who will lead the clinical trial, anticipates that recombinantenzyme inje...Study Demonstrates The Benefits Of Mammography In Women Under 50
...aphy can detect tumors in the breast which are too small to feel,Dr. Bradley said, which makes it an effective method for detecting breast cancerearly. Dr. Bradley also said that the treatment results for women whose tumorswere detected through mammography were better, because the tumors were small...Affordable, Hand-Held Biosensor For Diagnostics
...odies, manufactured by the body'simmune system, to small amounts of their specific antigens--a class of mol...w yearsin Sailor's laboratory with porous silicon, small chips of silicon sculptedthrough a chemical etching process into a forest of tiny trees. When a one ...Princeton Plasma Physics Laboratory collaborates with USDA in development of pasteurization process
Plainsboro, New Jersey -- A small group of fusion researchers at the Princeton Plasma Physics Laboratory (PPPL) is focusing its attention on an innovative pasteurization process through a collaboration with the Agriculture Department. PPPL, which is funded by the U.S. Department of E...Some Good News In Treating Infection Common To HIV Patients
...able to successfully take Bactrim, combined with a small dose of prednisone. The remaining study patients were forced to discontinue the program because of allergic reactions, none of which were life-threatening. Kazanjian, who is director of the HIV/AIDS Program at U-M, says previous attempts to desensit...Targeted Protein Toxin Effective Against Persistent Brain Tumors
...ls. However, this therapy worked only against very small tumors in four of the 15patients who were evaluated. The NINDS, one of the National Institutes of Health located in Bethesda,Maryland, supports a variety of research focused on improving the diagnosis andtreatment of brain tumors. It is the nation's...