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News articles about "Membranes"

New sensor developed for methylated DNA

Collaborators from Mayo Illinois Alliance for Technology Based Healthcare have developed a new single molecule test for detecting methylated DNA Methylation the addition of a methyl group of molecules to a DNA strand is one ... - Read More

Temp-controlled 'nanopores' may allow detailed blood analysis

Analysis
Tiny biomolecular chambers called nanopores that can be selectively heated may help doctors diagnose disease more effectively if recent research by a team at the National Institute of Standards and Technology NIST Wheaton College and ... - Read More

Order in the chaos of a cell membrane

An explanation has been proposed for the way in which ordered structures arise in cell membranes Scientists from the Max Planck Institute of Colloids and Interfaces in Potsdam have discovered how complex compounds of sugar ... - Read More

Is nanosilver toxic?

According to Finnish Estonian joint research with data obtained on two crustacean species there is apparently no reason to consider silver nanoparticles more dangerous for aquatic ecosystems than silver ions The results were reported in ... - Read More

Protein 'passport' helps nanoparticles get past immune system

System, Immune system
The body's immune system exists to identify and destroy foreign objects whether they are bacteria viruses flecks of dirt or splinters Unfortunately nanoparticles designed to deliver drugs and implanted devices like pacemakers or artificial joints ... - Read More

Tough, light and strong: Lessons from nature could lead to the creation of new materials

New materials
In a sweeping review of the field of bio inspired engineering and biomimicry in the Feb 15 issue of the journal Science two engineers at the University of California San Diego identify three characteristics of ... - Read More

New transmembrane protein support structure created

A new platform to support and extend the viability of proteins for scientific study has been developed through work done as part of the doctoral studies of a recent University of Alabama in Huntsville doctoral ... - Read More

New findings on the structure of graphite oxides in alcohols

The structure of graphite oxide surprisingly expands when cooled in methanol or ethanol Also graphite oxide selectively absorbs methanol from water methanol mixtures Two new studies by physicists at Umeå University in Sweden published in ... - Read More

Giving transplanted cells a nanotech checkup

Researchers at Johns Hopkins have devised a way to detect whether cells previously transplanted into a living animal are alive or dead an innovation they say is likely to speed the development of cell replacement ... - Read More

Achilles Heel: Popular Drug-Carrying Nanoparticles Get Trapped in Bloodstream

all the way up to centimeter sized arteries They discovered this with the help of plastic channels lined with the same cells that make up the interiors of blood vessels Human blood with added nano ... - Read More

Nanoparticles that look and act like cells

Nanoparticles, Nanoparticles
By cloaking nanoparticles in the membranes of white blood cells scientists at The Methodist Hospital Research Institute may have found a way to prevent the body from recognizing and destroying them before they deliver their ... - Read More

Bioelectric signals can be used to detect early cancer

Membrane, Membrane
Biologists at Tufts University School of Arts and Sciences have discovered a bioelectric signal that can identify cells that are likely to develop into tumors The researchers also found that they could lower the incidence ... - Read More

Safer way to vaccinate? Polymer film that gradually releases DNA coding for viral proteins may beat traditional vaccines

DNA, Proteins, DNA, DNA, DNA, DNA, DNA, Proteins
Vaccines usually consist of inactivated viruses that prompt the immune system to remember the invader and launch a strong defense if it later encounters the real thing However this approach can be too risky with ... - Read More

Modifications of a nanoparticle can change chemical interactions with cell membranes

Chemical, Membranes, Chemical, Nanoparticle
Researchers at Syracuse University's Department of Biomedical and Chemical Engineering at L C Smith College of Engineering and Computer Science are studying the toxicity of commonly used nanoparticles particles up to one million times smaller ... - Read More

Researchers Solve Complex Problem in Membrane Biochemistry Through Study of Amino Acids

Released 1 24 2013 10 30 AM ESTSource Newsroom University of Arkansas Fayetteville more news from this source Jan 24 2013 FAYETTEVILLE Ark – After years of experimentation researchers at the University of Arkansas have ... - Read More

Separating gases using a rigid polymer sieve: New polymer selectively sieves gas molecules

Gas separation is crucial for many industrial processes including obtaining nitrogen or oxygen from air and purifying natural gas or hydrogen Currently the most energy efficient method for separating gases involves polymer membranes however most ... - Read More
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