News tagged with magnetic beads

Magnetic attraction: NIST microchip demonstrates concept of 'MRAM for biomolecules'

(PhysOrg.com) -- Researchers from the National Institute of Standards and Technology (NIST) and University of Colorado Boulder (CU) have developed a low-power microchip that uses a combination of microfluidics ...

Physics / General Physics

created Oct 14, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

See how they grow: Monitoring single bacteria without a microscope

(PhysOrg.com) -- With an invention that can be made from some of the same parts used in CD players, University of Michigan researchers have developed a way to measure the growth and drug susceptibility of ...

Chemistry / Analytical Chemistry

created Jan 17, 2011 | popularity 4.9 / 5 (8) | comments 0 | with audio podcast

Self-assembly and chains of rotating magnetic particles

Dr. Park and colleagues report on a new biosensing protocol based on monitoring changes in optical transmittance of a solution containing self-assembled chains of functionalized magnetic beads being rotated ...

Nanotechnology / Bio & Medicine

created Oct 26, 2010 | popularity 5 / 5 (1) | comments 0

New polymer that changes color instantly in response to external magnetic field (w/Video)

A research team led by a chemist at the University of California, Riverside has fabricated microscopic polymer beads that change color instantly and reversibly when external magnetic fields acting upon the microspheres change ...

Chemistry / Polymers

created Jun 16, 2009 | popularity 4.9 / 5 (19) | comments 2

Micromagnetic-microfluidic device could quickly pull pathogens from the bloodstream

Sepsis, an infection of the blood, can quickly overwhelm the body's defenses and is responsible for more than 200,000 deaths per year in the U.S. alone. Premature newborns and people with weakened immune systems are especially ...

Chemistry / Biochemistry

created Mar 25, 2009 | popularity 5 / 5 (3) | comments 0

Microswimmers" make a big splash for improved drug delivery

They may never pose a challenge to Olympic superstar Michael Phelps, but the "microswimmers" developed by researchers in Spain and the United Kingdom could break a long-standing barrier to improving delivery of medications ...

Chemistry /

created Jan 12, 2009 | popularity 3 / 5 (1) | comments 0