...medicine and health care news
Bacteria biosensor prototype
March 8th, 2008
Common bacteria with an overt reaction to toxins that cause oxidative stress show promise as a biosensor to predict public health threats. Read more
Polymers show promise for gene delivery
March 8th, 2008
Virginia Tech polymer scientists have developed a new family of gene vectors , novel polymers that can ferry genetic material across the cell membrane so that it can be incorporated into the machinery of the cell. Read more
Scientists invent way to reversibly silence brain cells using pulses of yellow light
March 7th, 2008
Scientists at the MIT Media Lab have invented a way to reversibly silence brain cells using pulses of yellow light, offering the prospect of controlling the haywire neuron activity that occurs in diseases such as epilepsy and Parkinson's disease. Read more
Unusual protein helps cell bypass damage when making new DNA
March 7th, 2008
Scientists have discovered how an unusual protein helps a cell bypass damage when making new DNA, thereby averting the cell's self-destruction. Read more
New type of chemistry promises less expensive drugs
March 7th, 2008
With a newly discovered method of assembling organic molecules, a team of Princeton University chemists may have found a way to sidestep many of the expensive and hazardous barriers that stand in the way of drug development. Read more
Halting neurogenesis improves working memory in mice
March 6th, 2008
New research from Columbia University Medical Center may explain why people who are able to easily and accurately recall historical dates or long-ago events, may have a harder time with word recall or remembering the day's current events. Read more
Penn State scientists reveal structure of gateways to gene control
March 6th, 2008
Scientists at Penn State University will reveal in the journal Nature the first complete high-resolution map of important structures that control how genes are packaged and regulated throughout an entire genome. Read more
New insight on tree frog adhesion
March 5th, 2008
Tree frogs have the unique ability to stick to smooth surfaces even when they are tilted well beyond the vertical - some small tree frogs can even adhere when completely upside down. Read more
What forced early hominins onto two legs?
March 5th, 2008
The next time you are struggling to carry your bags home from the supermarket just remember that this could, in fact, be the reason you are able to walk upright on two legs at all! Read more
One species of insect shown to deliberately cultivate bacteria in its antennae
March 4th, 2008
Bacteria live in, on and around us and other organisms with sometimes very beneficial results. Read more
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Chinese food therapy is a practice of healing using natural foods instead of medications.