Tag: "microspheres" at medical news

Tiny Pellets Could Deliver Alzheimer's Drugs

... individual molecules of NGF with a polymer. These microspheres might one day be injected into the affected areas ...mically so that it will bind with the polymer. The microspheres have not yet been tested in rat brains. Saltzman speculates that this drug delivery system might we...

Abraham Rudolph To Receive Howland Medal For Contributions To The Advancement Of Pediatrics

...bornhumans. They pioneered the use of radionuclide microspheres to find how bloodflow is directed in the fetal heart and circulatory system, and how thatcirculation changes at birth. The knowledge and techniques developed during thisresearch now help physicians diagnose and treat congenital heart defects. Among ...

Unergrad's invention may deliver life-saving medicine

...es of his particles. Krauland's goal is to produce microspheres that are light and do not stick together when shot out of an aerosol device. The spheres must be capable of carrying large molecules such as DNA and proteins deep into the lungs, where they can be released into the body over a prescribed period of ti...

Contrast agents enhance optical coherence tomography

...n Suslick, Boppart and his students have developed microspheres that enhance the contrast for OCT. The tiny spher... surrounding tissue. We have demonstrated that our microspheres enhance the reflected signal, now we are investigating ways to modify their surface to target specif...

Medical microspheres provide precision-release drug delivery

...or making drug-encapsulated, biodegradable polymer microspheres that provides precise control over sphere size and...echniques, the researchers have fabricated uniform microspheres with diameters ranging from 5 to 500 microns (by comparison, a human hair is about 100 microns in di...

Magnetic fluids offer hope for damaged retinas

... colleagues are developing magnetic, biodegradable microspheres that can be attached to specific drugs, such as ch...agnet placed outside the body, the medicated fluid microspheres could be directed to hard-to-reach tumor sites, such as the lung, prostate and brain. Riffle believe...

Easier monitoring of diabetes is focus of symposium, Aug. 18

...els. The technique will involve implanting polymer microspheres underneath the skin, probably in the abdomen or upper arm. The spheres contain special fluorescent molecules that are sensitive to glucose levels in the fluid surrounding the skin cells. When exposed to a special excitation light, the molecules fluor...

New material improves treatment of urinary incontinence

...In tests with rats, the researchers found that the microspheres were well tolerated and remained in place. They al... called fibroblasts, invaded the space between the microspheres and further anchored the material. The microspheres have another advantage. Due to the presence of i...

Making tiny plastic particles to deliver lifesaving medicine

...antly, the components used to create these plastic microspheres were materials already FDA-approved for other medical applications, making it more likely they will pose no health hazards to humans in their new polymeric form. Recent work by Hanes, doctoral candidate Michelle Dawson and associate professor Denis ...

Light-sensitive gloves reduce risk of germ transfer

...e online. The vinyl or polyethylene gloves contain microspheres that release chlorine dioxide, a water-soluble gas used to disinfect drinking water and processed foods. Chlorine dioxide can destroy a variety of microorganisms, including E. coli, staphylococcus and salmonella, reducing the risk of the glove-wearer...

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