
Reducing Caloric Intake Delays Nerve Cell Loss
Activating an enzyme known
to play a role in the
anti-aging benefits of
calorie restriction delays
the loss of brain cells and
preserves cognitive function
... > full story

Keeping Stem Cells Strong: RNA Molecule Protects Stem Cells During Inflammation
A team of researchers led by
biologists at the California
Institute of Technology has
found that, in mouse models,
the molecule microRNA-146 ... > full story

Scientists Uncover How Grapefruits Provide a Secret Weapon in Medical Drug Delivery
Researchers have uncovered
how to create nanoparticles
using natural lipids derived
from grapefruit, and have
discovered how to use them
... > full story

Small but Speedy: Short Plants Live in the Evolutionary Fast Lane
Biologists have known for a
long time that some
creatures evolve more
quickly than others. Exactly
why isn't well understood,
... > full story
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Minus Environment, Patterns Still Emerge: Computational Study Tracks E. Coli Cells' Regulatory Mechanisms
May 21, 2013 Random mutations and genetic drift, rather than design principles, may explain the emergence of regulatory network properties in E. ... > full story -
Single-Cell Transfection Tool Enables Added Control for Biological Studies
May 21, 2013 Researchers have developed a novel tool for single-cell transfection, in which they deliver molecules into targeted cells through temporary nanopores in the cell membrane created by a localized ... > full story -
Common Food Supplement Fights Degenerative Brain Disorders, Study Suggests
May 21, 2013 Widely available in pharmacies and health stores, phosphatidylserine is a natural food supplement produced from beef, oysters, and soy. Now scientists have discovered that the supplement improves the ... > full story -
'Whodunnit' of Irish Potato Famine Solved
May 21, 2013 An international team of scientists reveals that a unique strain of potato blight they call HERB-1 triggered the Irish potato famine of the mid-19th ... > full story -
Parasitic Wasps Use Calcium Pump to Block Fruit Fly Immunity
May 20, 2013 Parasitic wasps switch off the immune systems of fruit flies by draining calcium from the flies' blood cells, a finding that offers new insight into how pathogens break through a host's defenses. ... > full story -
Timing of Cancer Radiation Therapy May Minimize Hair Loss
May 20, 2013 Discovering that mouse hair has a circadian clock - a 24-hour cycle of growth followed by restorative repair - researchers suspect that hair loss in humans from toxic cancer radiotherapy and ... > full story -
Compound in Mediterranean Diet Makes Cancer Cells 'Mortal'
May 20, 2013 New research suggests that a compound abundant in the Mediterranean diet takes away cancer cells' "superpower" to escape ... > full story -
Advance in Nanotech Gene Sequencing Technique
May 20, 2013 The allure of personalized medicine has made new, more efficient ways of sequencing genes a top research priority. One promising technique involves reading DNA bases using changes in electrical ... > full story -
Origins of Life: In Early Earth, Iron Helped RNA Catalyze Electron Transfer
May 19, 2013 A new study shows how complex biochemical transformations may have been possible under conditions that existed when life began on the early Earth. The study shows that RNA is capable of catalyzing ... > full story -
Women's Reproductive Ability May Be Related to Immune System Status
May 17, 2013 Anthropologists have showed that a woman's reproductive function may be tied to her immune system's ... > full story
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