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Tangled Up in DNA: New Molecule Has Potential to Help Treat Genetic Diseases and HIV
Chemists have created a
molecule that's so good at
tangling itself inside the
double helix of a DNA
sequence that it can stay
... > full story
Chemists Mimic Nature to Design Better Medical Tests
Over their 3.8 billion years
of evolution, living
organisms have developed
countless strategies for
monitoring their
surroundings. Chemists have
... > full story
Bumblebees Get by With a Little Help from Their Honeybee Rivals
Bumblebees can use cues from
their rivals the honeybees
to learn where the best food
resources are, according to
new research. In a new
study, researchers trained a
... > full story
Critical Stage of Embryonic Development Now Observable
A novel approach in the
study of the development of
mammalian embryos has just
been developed. The research
enables scientists to view
critical aspects of
... > full story
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Report Seeks to Integrate Microbes Into Climate Models
February 14, 2012 — The models used to understand how Earth's climate works include thousands of different variables from many scientific including atmospherics, oceanography, seismology, geology, physics and chemistry, ... > full story -
Noncoding RNAs Alter Yeast Phenotypes in a Site-Specific Manner
February 14, 2012 — Scientists have shown for the first time how two long intergenic noncoding RNAs in brewer's yeast contribute to a location-dependent switch for the yeast FLO11 gene to toggle between active and ... > full story -
SIV Infection May Lead to Increase in Immune-Suppressive Treg Cells
February 14, 2012 — Tissue in monkeys infected with a close relative of HIV can ramp up production of a type of T cell that actually weakens the body's attack against the invading ... > full story -
Turmeric-Based Drug Effective on Alzheimer Flies
February 14, 2012 — Curcumin, a substance extracted from turmeric, prolongs life and enhances activity of fruit flies with a nervous disorder similar to Alzheimer's disease, according to new research. The study ... > full story -
Plants Use Circadian Rhythms to Prepare for Battle With Insects
February 13, 2012 — In a study of the molecular underpinnings of plants' pest resistance, biologists have shown that plants use circadian rhythms to both anticipate raids by hungry insects and to time the production of ... > full story -
Link Between Sodium, Calcium and Heartbeat Illuminated
February 13, 2012 — Researchers have revealed, for the first time, one of the molecular mechanisms that regulates the beating of heart cells by controlling the movement of sodium in out of the cells -- and what calcium ... > full story -
Sensing Self and Non-Self: New Research Into Immune Tolerance
February 13, 2012 — Cancer cells can undergo unchecked proliferation, producing self-antigens that are tolerated by the immune system, rather than being targeted for destruction. At the opposite extreme, autoimmune ... > full story -
Radiation Treatment Generates Cancer Stem Cells from Less Aggressive Breast Cancer Cells, Study Suggests
February 13, 2012 — Breast cancer stem cells are thought to be the sole source of tumor recurrence and are known to be resistant to radiation therapy and don’t respond well to chemotherapy. Researchers report for ... > full story -
Explosive Evolution Need Not Follow Mass Extinctions, Study of Ancient Zooplankton Finds
February 13, 2012 — Fossil record of graptoloids challenges the theory that immediately after a mass extinction, species develop new physical traits at a rapid ... > full story -
Fish of Antarctica Threatened by Climate Change
February 13, 2012 — A study of the evolutionary history of Antarctic fish and their "anti-freeze" proteins illustrates how tens of millions of years ago a lineage of fish adapted to newly formed polar conditions -- and ... > full story
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