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News tagged with fragments

Zinc-finger proteins act as site-specific adapters for DNA-origami structures

(PhysOrg.com) -- DNA is not merely a carrier of genetic information; DNA is a useful building material for nanoscale structures. In a way similar to origami, the Japanese art of paper folding, a long single ...

Chemistry / Biochemistry

created Feb 02, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Android grabs more tablet market share: survey

Tablet computers powered by Google's Android software are increasing their global market share but Apple's iPad still dominates the category, a research firm said Thursday.

Technology / Software

created Jan 26, 2012 | popularity 5 / 5 (2) | comments 2

Research team finds evidence of red ochre use by Neanderthals 200,000 years ago

(PhysOrg.com) -- Until recently, archeologists have thought of Neanderthals, an early relative of humans, as thick, slow thinking and likely uncreative. Now, new evidence dispels part of that image. Archeologists ...

Other Sciences / Archaeology & Fossils

created Jan 24, 2012 | popularity 4 / 5 (6) | comments 7 | with audio podcast report

Saturated fatty acids lead to mitochondrial dysfunction and insulin resistance

Excessive levels of certain saturated fatty acids cause mitochondria to fragment, leading to insulin resistance in skeletal muscle, a precursor of type 2 diabetes, according to a paper in the January issue of the journal ...

Medicine & Health / Research

created Jan 20, 2012 | popularity 4 / 5 (5) | comments 8

Active compounds against Alzheimer's disease

More than half of all cases of dementia in the elderly can be attributed to Alzheimer's disease. Despite vast research efforts, an effective therapy has not been developed, and treatment consists of dealing with the symptoms. ...

Chemistry / Biochemistry

created Jan 12, 2012 | popularity 4 / 5 (1) | comments 0

Stem cell therapy reverses diabetes

Type 1 diabetes is caused by the body's own immune system attacking its pancreatic islet beta cells and requires daily injections of insulin to regulate the patient's blood glucose levels. A new method described in BioMed ...

Medicine & Health / Research

created Jan 10, 2012 | popularity 5 / 5 (3) | comments 1

Mock atoms prove attractive: Researchers added first pseudo atoms to electronegativity scale

(PhysOrg.com) -- When studying an atom's ability to attract nearby electrons, scientists rely on electronegativity scales, which describe each atom's ability to pull in these negatively charged particles. ...

Chemistry / Materials Science

created Jan 06, 2012 | popularity 4 / 5 (9) | comments 1 | with audio podcast

How can Lyme disease be prevented and controlled?

Lyme disease is the most commonly reported vector-borne disease in the United States, with the majority of cases occurring in the Northeast. It has been three decades since the agent of the disease, the spirochete Borrelia bu ...

Medicine & Health / Diseases

created Jan 04, 2012 | popularity 3.7 / 5 (3) | comments 1

Autism may be linked to abnormal immune system characteristics and novel protein fragment

Immune system abnormalities that mimic those seen with autism spectrum disorders have been linked to the amyloid precursor protein (APP), reports a research team from the University of South Florida's Department of Psychiatry ...

Medicine & Health / Research

created Jan 03, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

CSF test can pick up Alzheimer's early

Analysis of the cerebrospinal fluid can detect whether a person has Alzheimer's disease before symptoms appear. Researchers at the Sahlgrenska Academy at the University of Gothenburg, Sweden, have studied biomarkers that ...

Medicine & Health / Diseases

created Dec 20, 2011 | popularity 5 / 5 (1) | comments 0

Scientists identify human proteins that may fuel HIV/AIDS transmission

Scientists at the Gladstone Institutes have discovered new protein fragments in semen that enhance the ability of HIV, the virus that causes AIDS, to infect new cells -- a discovery that one day could help ...

Medicine & Health / HIV & AIDS

created Dec 14, 2011 | popularity not rated yet | comments 0 | with audio podcast

Butterflies: 'Twice-punished' by habitat fragmentation and climate change

New findings by Virginie Stevens (CNRS), Jean Clobert (CNRS), Michel Baguette (Museum National d'Histoire Naturelle) and colleagues show that interactions between dispersal and life-histories are complex, ...

Biology / Ecology

created Dec 09, 2011 | popularity 5 / 5 (1) | comments 0

Characterizing a toxic offender

The brains of individuals with Alzheimer's disease contain protein aggregates called plaques and tangles, which interfere with normal communication between nerve cells and cause progressive learning and memory ...

Medicine & Health / Neuroscience

created Dec 09, 2011 | popularity not rated yet | comments 0

Solar power development in US Southwest could threaten wildlife

Government agencies are considering scores of applications to develop utility-scale solar power installations in the desert Southwest of the United States, but too little is known to judge their likely effects on wildlife, ...

Biology / Ecology

created Dec 09, 2011 | popularity 3 / 5 (3) | comments 13

Mitochondria restructuring protein provides new therapeutic target for heart disease

Mitochondria are often called cellular "powerhouses" because they convert nutrients into energy. But these tiny structures also help determine cellular lifespan. Scientists at Sanford-Burnham Medical Research ...

Medicine & Health / Cardiology

created Nov 17, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast