News tagged with biology
New imagining technique could lead to better antibiotics and cancer drugs
Nov 09, 2009 |
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A recently devised method of imaging the chemical communication and warfare between microorganisms could lead to new antibiotics, antifungal, antiviral and anti-cancer drugs, said a Texas AgriLife Research scientist.
New discovery allows scientists for the first time to experimentally annotate genomes
Nov 09, 2009 |
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Over the last 20 years, the sequencing of the human genome, along with related organisms, has represented one of the largest scientific endeavors in the history of mankind. The information collected from genome ...
Studies show marine reserves can be an effective tool for managing fisheries
Nov 09, 2009 |
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Studies conducted in California and elsewhere provide support for the use of marine reserves as a tool for managing fisheries and protecting marine habitats, according to biologists at the University of California, Santa ...
Book by UC Riverside biologist explains Darwin's 'Origin of Species'
Nov 09, 2009 |
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Many people have tried to read Charles Darwin's "Origin of Species," whose publication celebrates its 150th anniversary this month, but gave up.
Study shows that some malignant tumors can be shut down after all
Nov 09, 2009 |
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Oncologists have had their hands tied because more than half of all human cancers have mutations that disable a protein called p53. As a critical anti-cancer watchdog, p53 masterminds several cancer-fighting operations within ...
What is the meaning of 'one'? Evolutionary biologists argue for new meaning of 'organismality'
Nov 09, 2009 |
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Rice University evolutionary biologists David Queller and Joan Strassmann argue in a new paper that high cooperation and low conflict between components, from the genetic level on up, give a living thing its "organismality," ...
Antarctica glacier retreat creates new carbon dioxide store
Space & Earth / Earth Sciences
Nov 09, 2009 |
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Large blooms of tiny marine plants called phytoplankton are flourishing in areas of open water left exposed by the recent and rapid melting of ice shelves and glaciers around the Antarctic Peninsula. This ...
Scientists visualize how bacteria talk to one another
Nov 08, 2009 |
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Using imaging mass spectrometry, researchers at the University of California, San Diego have developed tools that will enable scientists to visualize how different cell populations of cells communicate. Their ...
New finding suggests prostate biopsy is not always necessary
Nov 06, 2009 |
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Researchers at Wake Forest University School of Medicine and the University of Wisconsin-Madison have discovered that some elevated prostate-specific antigen (PSA) levels in men may be caused by a hormone normally occurring ...
Climate Change, Nitrogen Loss Threaten Plant Life in Arid Desert Soils
Nov 05, 2009 |
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(PhysOrg.com) -- In the Mojave Desert winds howl across this hottest place in North America, blowing sands across Death Valley and through empty ghost towns, swirling across treeless land for hundreds of miles. ...
Mom was right: Why nice guys usually get the girls
Nov 05, 2009 |
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(PhysOrg.com) -- Female water striders often reject their most persistent and aggressive suitors and prefer the males who aren't so grabby, according to new research. Water striders are insects commonly seen ...
Study provides insights into the molecular basis of tumor cell behavior
Nov 05, 2009 |
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A new study by a team of researchers led by Crislyn D'Souza-Schorey, associate professor of biological sciences at the University of Notre Dame, sheds light on the molecular basis by which tumor cells modulate their surroundings ...
Early scents really do get 'etched' in the brain
Medicine & Health / Neuroscience
Nov 05, 2009 |
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Common experience tells us that particular scents of childhood can leave quite an impression, for better or for worse. Now, researchers reporting the results of a brain imaging study online on November 5th ...
Babies' language learning starts from the womb
Medicine & Health / Neuroscience
Nov 05, 2009 |
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(PhysOrg.com) -- From their very first days, newborns' cries already bear the mark of the language their parents speak, reveals a new study published online on November 5th in Current Biology, a Cell Press ...
New discoveries in the yeast Saccharomyces cerevisiae
Nov 04, 2009 |
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Researchers at UAB in collaboration with the University of Stellenbosch, South Africa, have discovered the structure of the PPC descarboxilase (PPCDC) enzyme present in the yeast Saccharomyces cerevisiae, a very important ...
