Brightsurf Science News & Current Events

December 12, 2004
Selective coatings create biological sensors from carbon nanotubes
Protein-encapsulated single-walled carbon nanotubes that alter their fluorescence in the presence of specific biomolecules could generate many new types of implantable biological sensors, say researchers from the University of Illinois at Urbana-Champaign who developed the encapsulation technique.

Cumulative trauma in adulthood can worsen health in later years
Cumulative trauma during a person's lifetime can have an overall effect on health in one's later years, according to a study that examines the consequences of traumatic events on older adults' physical health.

Scientists solve the mystery of how Botox attacks nerves and eliminates wrinkles
In a Dec. 12 study in Nature, Stanford University scientists describe how the active ingredient in Botox works on nerves and wrinkles.

M. D. Anderson researchers discover key protein in psoriasis
Researchers at The University of Texas M. D. Anderson Cancer Center simultaneously have resolved a controversy over the cause of psoriasis and developed the first mouse model that fully mimics the human disorder.

New studies on Ritalin and Alzheimer's Disease highlight ACNP Annual Meeting
Hundreds of new studies on brain and behavior from the world's most renowned scientists will headline the American College of Neuropsychopharmacology's 2004 Annual Meeting.

New study shows early ritalin may cause long-term effects on the brain
A new study conducted in rats by the National Institutes of Health (NIH) and McLean Hospital/Harvard Medical School suggests that the misdiagnosis of attention-deficit hyperactivity disorder (ADHD) combined with prescription drug use in children may lead to a higher risk of developing depressive symptoms in adulthood.

Researchers show how botulism toxin ensnares its target
The first detailed structure of a botulism toxin attached to its target protein reveals that the toxin snakes the protein around itself -- a sort of is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to