News tagged with molecular biology

Related topics: protein , cells , cancer cells , genes , chromosomes




New technique catalogs lymphoma-linked genetic variations

(Medical Xpress)—As anyone familiar with the X-Men knows, mutants can be either very good or very bad—or somewhere in between. The same appears true within cancer cells, which may harbor hundreds of mutations that set ...

Cancer created Dec 27, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

A new type of nerve cell found in the brain

Scientists at Karolinska Institutet in Sweden, in collaboration with colleagues in Germany and the Netherlands, have identified a previously unknown group of nerve cells in the brain. The nerve cells regulate ...

Neuroscience created Dec 21, 2012 | popularity 4.3 / 5 (8) | comments 0 | with audio podcast

Scientists uncover cells at the origin of basal cell carcinoma

For years researchers have been trying to identify the molecular changes that occur in tumour-initiating cells from the very first oncogenic mutation to the development of invasive tumors. The most frequently ...

Cancer created Dec 21, 2012 | popularity not rated yet | comments 0

Preventing prostate cancer through androgen deprivation may have harmful effects

Mice deficient in PTEN in the prostate developed stable precancers. Androgen deprivation promoted progression to invasive prostate cancer. Patients with PTEN-deficient prostate precancers may not benefit from androgen deprivation ...

Cancer created Dec 20, 2012 | popularity not rated yet | comments 0 | with audio podcast

Research pinpoints key gene for regenerating cells after heart attack

UT Southwestern Medical Center researchers have pinpointed a molecular mechanism needed to unleash the heart's ability to regenerate, a critical step toward developing eventual therapies for damage suffered following a heart ...

Medical research created Dec 20, 2012 | popularity 2 / 5 (1) | comments 0 | with audio podcast

Why our backs can't read braille: Scientists map sensory nerves in mouse skin

Johns Hopkins scientists have created stunning images of the branching patterns of individual sensory nerve cells. Their report, published online in the journal eLife on Dec. 18, details the arrangement of the ...

Medical research created Dec 19, 2012 | popularity 5 / 5 (2) | comments 0

Helping the nose know: Researcher answers 100-year-old question about how olfactory feedback mechanism works

More than a century after it was first identified, Harvard scientists are shedding new light on a little-understood neural feedback mechanism that may play a key role in how the olfactory system works in the brain.

Neuroscience created Dec 19, 2012 | popularity 5 / 5 (1) | comments 3 | with audio podcast

Study paves way to design drugs aimed at multiple protein targets at once

An international research collaboration led by scientists at the University of North Carolina School of Medicine and the University of Dundee, in the U.K., have developed a way to efficiently and effectively ...

Medical research created Dec 12, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Researchers find clue to how Hepatitis C virus harms liver

Researchers at the University of Southern California (USC) have discovered a trigger by which the Hepatitis C virus enters liver cells ─ shedding light on how this serious and potentially deadly virus can begin to damage ...

Diseases, Conditions, Syndromes created Dec 12, 2012 | popularity not rated yet | comments 0 | with audio podcast

New anticoagulant discovered based on the same used by malaria vectors to feed on

An international project lead by the Molecular and Cell Biology Institute of Porto University with the participation of researchers from IMIM (Hospital del Mar Medical Research Institute) has, for the first time ever, deciphered ...

Medical research created Dec 11, 2012 | popularity 5 / 5 (1) | comments 0

Combining two genome analysis approaches supports immune system contribution to autism

Researchers using novel approaches and methodologies of identifying genes that contribute to the development of autism have found evidence that disturbances in several immune-system-related pathways contribute to development ...

Autism spectrum disorders created Dec 06, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Research on blood vessel proteins holds promise for controlling 'blood-brain barrier'

Working with mice, Johns Hopkins researchers have shed light on the activity of a protein pair found in cells that form the walls of blood vessels in the brain and retina, experiments that could lead to therapeutic ...

Medical research created Dec 06, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

A study of fruit fly genes reveals how molecules cooperate to induce tumor formation

Cancer biologists have known for decades that even the most potent cancer-causing genes do not act alone. Yet, identifying which combinations of genetic changes can cause a tumor to form and disease to progress ...

Genetics created Dec 05, 2012 | popularity 5 / 5 (1) | comments 0

Crag keeps the light 'fantastic' for photoreceptors

The ability of the eye of a fruit fly (Drosophila melanogaster) to respond to light depends on a delicate ballet that keeps the supply of light sensors called rhodopsin constant as photoreceptors turn on and off in respon ...

Neuroscience created Dec 04, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Researchers identify a mechanism for the transformation of colon polyps

The causes underlying the development of certain types of common cancers have not yet been elucidated. In order to better determine the origin and the sequence of events responsible for the onset of colon cancer, the teams ...

Cancer created Dec 02, 2012 | popularity not rated yet | comments 0