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Science News for May 6, 2005


Health geography study finds health care resources distributed unevenly in Kansas

A study by Debarchana Ghosh found extreme inequality in health care resource availability, with western and southeastern Kansas counties facing significant challenges. The research identified 'high health care resource regions' and 'low or very low health care resource regions,' highlighting the need for policy-makers to address these ...

SourceKansas State University·DateMay 6, 2005

Mechanism for the captation of nutrients in plants- unknown to date

Scientists at the Elhuyar Fundazioa Institute have identified a previously unknown mechanism for capturing nutrients in plants. The process, which uses micro-vesicles and internal compartments called vacuola, is independent of specific transporters in plasma membranes and can be triggered by saccharose.

SourceElhuyar Fundazioa·JournalThe Plant Cell·DateMay 6, 2005

USDA forecasts still accurate, but with room for improvement

A study by University of Illinois researchers found that USDA corn production forecasts were more accurate than private forecasts during most periods, but had limited impact on prices. Private market forecasts improved significantly since the mid-1980s, outperforming USDA forecasts in August and other months.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·DateMay 6, 2005
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Killer dinosaurs turned vegetarian

Scientists have discovered a new species, Falcarius utahensis, in Utah that provides clues about the evolution of plant-eating dinosaurs. The dinosaur had leaf-shaped teeth and a larger gut to digest plant material, and its neck and forelimbs were more elongated for reaching plants.

SourceUniversity of Utah·JournalNature·DateMay 6, 2005

Researchers develop promising new gene network analysis method

A new tool for tracing human gene connections has been developed, enabling the study of complex systems like power grids and neural networks. The research used a novel approach to analyze gene activity in response to c-Myc activation, revealing over 1,000 genes significantly altered by the protein.

SourceBrown University·JournalProceedings of the National Academy of Sciences·DateMay 6, 2005

UCR chemist part of team identifying new areas of gene regulation

A team of researchers, including a UCR chemist, has discovered a novel site of histone acetylation that regulates gene expression in yeast. The study used mass spectrometry to show that this new site is associated with gene activation by attracting the SWI/SNF chromatin remodeling complex.

SourceUniversity of California - Riverside·JournalCell·DateMay 6, 2005
SAMSUNG T9 Portable SSD 2TB

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By creating molecular 'bridge,' scientists change function of a protein

Researchers develop method to modify existing proteins by adding intermediate functions followed by stepwise directed evolution, creating new protein functions in a couple of months. The approach has potential applications in therapeutics and other fields.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalJournal of Molecular Biology·DateMay 6, 2005