News tagged with cellular mechanisms


Sizing up bone growth: A surprising cellular mechanism drives skeletal proportions

(Medical Xpress)—Stroll through the Harvard Museum of Natural History and gaze up at the whale skeleton looming overhead. Look down at the furry foxes curled up inside their glass display cases. Don't forget ...

Medical research created Mar 14, 2013 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Scientists use nature against nature to develop an antibiotic with reduced resistance

A new broad range antibiotic, developed jointly by scientists at The Rockefeller University and Astex Pharmaceuticals, has been found to kill a wide range of bacteria, including drug-resistant Staphylococcus (MRSA) bacter ...

Medications created Apr 10, 2013 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Bioelectric signals can be used to detect early cancer

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 ...

Medical research created Feb 01, 2013 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Circadian rhythms can be modified for potential treatment of disorders

(Medical Xpress)—UC Irvine-led studies have revealed the cellular mechanism by which circadian rhythms – also known as the body clock – modify energy metabolism and also have identified novel compounds that control ...

Cardiology created Jan 22, 2013 | popularity 2 / 5 (2) | comments 0 | with audio podcast

Scientists use luminescent mice to track cancer and aging in real-time

In a study published in the January 18 issue of Cell, researchers from the University of North Carolina Lineberger Comprehensive Cancer Center have developed a new method to visualize aging and tumor growth ...

Medical research created Jan 17, 2013 | popularity 5 / 5 (5) | comments 1 | with audio podcast

Diabetic fruit flies support buzz about dietary sugar dangers

Regularly consuming sucrose—the type of sugar found in many sweetened beverages—increases a person's risk of heart disease. In a study published January 10 in the journal PLOS Genetics, researchers at San ...

Genetics created Jan 17, 2013 | popularity 4 / 5 (3) | comments 0 | with audio podcast

Rhythms in the brain help give a sense of location, study shows

Research at the University of Edinburgh tracked electrical signals in the part of the brain linked to spatial awareness.

Neuroscience created Jan 10, 2013 | popularity 4.5 / 5 (2) | comments 3 | with audio podcast

Protein kinase Akt identified as arbiter of cancer stem cell fate, paper reports

(Medical Xpress)—The protein kinase Akt is a key regulator of cell growth, proliferation, metabolism, survival, and death. New work on Akt's role in cancer stem cell biology from the lab of senior author ...

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

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

Cancer cells co-opt immune response to escape destruction

Researchers at the University of California, San Diego School of Medicine report that tumor cells use stress signals to subvert responding immune cells, exploiting them to actually boost conditions beneficial ...

Cancer created Dec 18, 2012 | popularity 4.7 / 5 (3) | comments 0 | with audio podcast

New finding gives clues for overcoming tamoxifen-resistant breast cancer

(Medical Xpress)—A University of Cincinnati (UC) cancer biology team reports breakthrough findings about specific cellular mechanisms that may help overcome endocrine (hormone) therapy-resistance in patients ...

Cancer created Nov 02, 2012 | popularity not rated yet | comments 0 | with audio podcast

Researchers find cause of chemotherapy resistance in melanoma

Researchers with UC Irvine's Chao Family Comprehensive Cancer Center have identified a major reason why melanoma is largely resistant to chemotherapy.

Cancer created Sep 17, 2012 | popularity not rated yet | comments 0 | with audio podcast

Cocaine withdrawal: Emotional 'brakes' stay on after cocaine wears off

Washington State University researchers have found a cellular mechanism that contributes to the lack of motivation and negative emotions of a cocaine addict going through withdrawal. Their discovery, published in the latest ...

Medical research created Sep 10, 2012 | popularity 3 / 5 (2) | comments 1

Earphones 'potentially as dangerous as noise from jet engines,' according to new study

Turning the volume up too high on your headphones can damage the coating of nerve cells, leading to temporary deafness; scientists from the University of Leicester have shown for the first time.

Medical research created Aug 29, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Demystifying the immortality of cancer cells

(Medical Xpress) -- In cancer cells, normal mechanisms governing the cellular life cycle have gone haywire. Cancer cells continue to divide indefinitely, without ever dying off, thus creating rapidly growing ...

Cancer created Jul 05, 2012 | popularity 5 / 5 (11) | comments 2 | with audio podcast