Shark-Liver Substance May Slow Growth Of Brain Tumors
...ese initial findings," says Brem, who successfully uses time-release polymer discs to deliver a different anti-cancer drug directly to the brain to fight malignant tumors in people. Pending further lab research, clinical studies with malignant gliomas, the most common and deadly brain tumor, may begin in ...Discovery Hints At Multitude Of New Targets For Drugs
...e action and drug development." McDonnell uses a geometric analogy to explain how a single kind of steroidreceptor found throughout the body can produce such different effects indifferent tissues by assuming different conformations. "Let's say a receptor needs to be in a 'square' conform...UW, Siemens Unveil New Panoramic Ultrasound Imaging Application Using Programmable Technology
...hes the powerof 40 high-end Pentium processors. It uses powerful programmable hardwaretechnology and softw...Resonance Imaging) and CT (ComputedTomography). It uses no ionizing radiation, making it safer than X-rayimaging. Also, it is the only practical medical ima...Laser Shown Effective In Patients Who Are Not Candidates For Bypass Surgery Or Angioplasty
...dical therapy. The heart laser system, which uses a carbon dioxide laser, was developedby PLC Medical Systems Inc., Milford, Mass. Results of the 12-center, Phase III clinical trial were prepared forpresentation Tuesday (March 18) by Duke cardiothoracic surgeon Dr. JamesE. Lowe at the annual m...Study Injects New Interest In How Vaccines Work
...celerator mass spectrometry. AMS, a technique that uses an atomic accelerator and a mass spectrometer to separate and measure the various components in a sample, is capable of obtaining accurate measurements of molecules that are present in minuscule proportions. "The technique is so sensitive, it can det...Nasal Spray Flu Vaccine By U-M Researcher Is 93% Effective
...'s vaccine has two advantages. First, his vaccine uses weakened andharmless or "attenuated" live viruses that produce stronger and longer lastingimmunity than that produced with the traditional dead virus vaccine. Andsecond, the vaccine is administered in a nasal spray that the children in thestudy "muc...New Ultrasound Technique Is Alternative To Cerebral Angiography
...But cerebral angiography, the current method which uses dyes in theblood to assess blockage before deciding whether to operate, can itself provokea stroke. This new method would reduce the need for cerebral angiography and therisk that goes with it. Dr. Roberto Hirsch of Sao Paulo University Me...Affordable, Hand-Held Biosensor For Diagnostics
...ce for avariety of medical applications. Potential uses range from the screening ofchemicals for drugs to diagnosing illness at the bedside without having to sendsamples to the lab. The work, "A Porous Silicon-Based Optical Interferometric Biosensor,"was published in today's issue of the journal S...Targeted Protein Toxin Effective Against Persistent Brain Tumors
... first clinical trial ofanother new therapy, which uses virus-producing cells to deliver a herpes virusgene that increases tumor cells' sensitivity to the antiviral drug ganciclovir. The patients were later treated with ganciclovir to kill the tumor cells. However, this therapy worked only against very sm...Penn Researchers Initiate Ground-Breaking New Trials To Treat
...amic therapy is a minimally-invasivetreatment that uses a photosensitizer -- alight-activated drug -- to selectively destroy tumors. The drugis administered intravenously before surgery, allowing it toconcentrate in the cancerous tissue. After surgery the patientreceives laser light exposure directed at...Hollywood Increases Film Portrayals Of People With Disabilities
...disabilities often stray fromreality, Safran still uses them in his classes as a tool for examining realissues facing people with impairments in society. "I try to get my students to reflect on whether there is a realitybase," Safran said. "We are a society of film viewers, and special educationpr...Optical Technology Projects Images Directly Into The Eye
...onomical, in the same way that a set of headphones uses far less energy than a loudspeaker....Increased Public Access To Defibrillation Could Prove Potentially Cost-Effective And Life-Saving
... as 24,000 lives each year. Defibrillation uses electric "shocks" to re-start the heart. AEDs hav...EDs? If an average person without medicaltraining uses an AED to revive someone and fails, is he or she liable for thedeath? Is a person trained to use an...Heart Laser Surgery: An Alternative To Transplantation
...y, termed Transmyocardial Revascularization (TMR), uses a carbon dioxide laser to create upwards of 50 tiny holes in the left ventricle of the heart, which improves blood flow to oxygen-starved heart muscle .TMR was developed to relieve debilitating chest pain, called angina, in patients who are not candi...Cost-Effective Treatment Possible In Africa For HIV-Positive Pregnant Women If Drug Prices Lowered
...his might be a good investment compared with other uses of funds for HIVprevention in low-income countries," said Elliot Marseille, DrPH, MPP, UCSFsenior research associate and lead investigator of the study. "When we did this study, we had to make educated guesses about how effectivethis therapy is like...Filmless System Puts X-Ray Images On The Web
...as also installed afilmless ultrasound system that uses a chain of computer workstations wheredoctors view results. The system links the medical center with an outpatientbuilding in Baltimore as well as at Mercy Medical Center, where Universityradiologists provide diagnostic radiology services. The new s...Montana Anti-Cancer Discovery Sublicensed To Major Drug Manufacturer
...n told Business Week in March. "We're finding more uses for it than what itwas originally intended for." Earlier this decade, environmentalists were worried that the yew treewould be wiped out for it's meager supply of the potent drug. Scientists beganlooking for other sources, and in 1993 Gary St...World's First Producer To Repair Brain Damage From Stroke
...ce, Inc., hasperfected and patented a process that uses several chemicals to cleverlytransform this rapidl...re transferred to a long-needledsyringe, a surgeon uses CT to guide their injection at three sites. The surgeoninjects these cells through an opening of th...Three INEEL Inventions Win International Recognition
...is a safe, small, non-electric,optical sensor that uses photons instead of electrons to measure high volta.... It is a sophisticated spray-forming process that uses hot, inertgas to atomize molten metal alloy in a specially designed and patented spraygun. This new ...Magnetic Hearing Aid Could Open New "Window" For Hearing Impaired
...eal", said Spindel. Because the new hearing device uses magnetic rather than acoustic vibrations,feedback is virtually eliminated....