Search results for red fluorescent dye

Bio & Medicine Nov 18, 2009

Small nanoparticles bring big improvement to medical imaging

If you're watching the complex processes in a living cell, it is easy to miss something important—especially if you are watching changes that take a long time to unfold and require high-spatial-resolution imaging. But new ...

Biochemistry Nov 11, 2009

Vibrations key to efficiency of green fluorescent protein

University of California, Berkeley, chemists have discovered the secret to the success of a jellyfish protein whose green glow has made it the darling of biologists and the subject of the 2008 Nobel Prize in Physiology or ...

Biochemistry Oct 21, 2009

Single-stranded DNA-binding protein is dynamic, critical to DNA repair

Researchers report that a single-stranded DNA-binding protein (SSB), once thought to be a static player among the many molecules that interact with DNA, actually moves back and forth along single-stranded DNA, gradually allowing ...

Bio & Medicine Oct 5, 2009

Death by light: Nanoparticles as agents for the photodynamic killing of antibiotic-resistant bacteria

(PhysOrg.com) -- The increasing antibiotic resistance of bacteria is a serious problem of our time. Hospital germs in particular have developed strains against which practically every current antibiotic is ineffective. In ...

Biochemistry Sep 22, 2009

New multi-use device can shed light on oxygen intake

(PhysOrg.com) -- A fiber-optic sensor created by a team of Purdue University researchers that is capable of measuring oxygen intake rates could have broad applications ranging from plant root development to assessing the ...

Biotechnology Jul 22, 2009

Researchers turn cell phones into fluorescent microscopes

(PhysOrg.com) -- Researchers at the University of California, Berkeley, are proving that a camera phone can capture far more than photos of people or pets at play. They have now developed a cell phone microscope, or CellScope, ...

Optics & Photonics Apr 20, 2009

Liquid crystal lasers promise cheaper, high colour resolution laser television

(PhysOrg.com) -- Researchers at the Centre of Molecular Materials for Photonics and Electronics (CMMPE) (part of the Department's Photonics Research Group at the University of Cambridge) are leading the way towards the development ...

Jun 11, 2008

Northwestern chemist investigates lost reds in Homer painting

More than 30 years ago, when Northwestern University chemist Richard Van Duyne developed a powerful new sensing technique, he never thought he would be using it to learn more about treasures in the Art Institute of Chicago's ...

May 23, 2008

Sticky business – researchers devise new way of mapping the viscosity of cells

A fluorescent dye can be used to map how viscous, or 'gloopy', different parts of a cell are, according to new research published in the Journal of the American Chemical Society this month.

May 4, 2008

Glowing sugars light up zebrafish

Using artificial sugar and some clever chemistry, University of California, Berkeley, researchers have made glow-in-the-dark fish whose internal light comes from the sugar coating on their cells.

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