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New Test for Skin Sensitization Without Using Animals
March 27, 2013 — In an advance in efforts to reduce the use of animals in testing new cosmetic and other product ingredients for skin allergies, scientists are describing a new, highly accurate non-animal test for ... > full story -
Caffeine-'Addicted' Bacteria: Finding May Lead to New Decontamination Methods, New Medicines
March 27, 2013 — Some people may joke about living on caffeine, but scientists now have genetically engineered E. coli bacteria to do that -- literally. Their report describes bacteria being "addicted" to caffeine in ... > full story -
Advance in Describing the Conformation of Proteins That Do Not Have a Defined Structure
March 27, 2013 — Scientists have paved the way towards describing the conformation of proteins that do not have a defined structure. In new research, they show how structural and theoretical techniques can be ... > full story -
Pesticide Combination Affects Bees' Ability to Learn
March 27, 2013 — Two new studies have highlighted a negative impact on bees' ability to learn following exposure to a combination of pesticides commonly used in agriculture. The researchers found that the pesticides, ... > full story -
'Fountain of Youth' Telomerase: Scientists Successfully Map Enzyme That Has Rejuvenating Effect on Cells
March 27, 2013 — Scientists have for the first time mapped telomerase, an enzyme which has a kind of rejuvenating effect on normal cell aging. The findings are a step forward in the fight against ... > full story -
New Insights Into How Genes Turn on and Off
March 27, 2013 — Researchers have shed new light on methylation, a critical process that helps control how genes are expressed. Working with placentas, the team discovered that 37 percent of the placental genome has ... > full story -
Tarsiers' Bulging Eyes Shed Light on Evolution of Human Vision
March 27, 2013 — After eons of wandering in the dark, primates developed highly acute, three-color vision that permitted them to shift to daytime living, a new study suggests. The findings challenge the prevailing ... > full story -
Dusting for Prints from a Fossil Fish to Understand Evolutionary Change
March 27, 2013 — In 370-million-year-old red sandstone deposits in a highway roadcut, scientists have discovered a new species of armored fish in north central Pennsylvania. Studying and describing this fish's ... > full story -
Fewer Children Mean Longer Life?
March 27, 2013 — New research into aging processes, based on modern genetic techniques, confirms theoretical expectations about the correlation between reproduction and lifespan. Studies of birds reveal that those ... > full story -
Controversial Worm Keeps Its Position as Progenitor of Humankind
March 27, 2013 — Researchers are arguing about whether or not the Xenoturbella bocki worm is the progenitor of humankind. But new studies indicate that this is actually the ... > full story
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