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Oregon State University


Study explains mystery of mars icecaps

Scientists from Oregon State University have discovered new theories about Mars' climate and polar regions, shedding light on the mystery of the planet's icecaps. The study reveals that the southern pole's permanent icecap is comprised primarily of carbon dioxide ice, which could indicate global climate change.

SourceOregon State University·JournalNature·DateMay 13, 2005

Major advance made on DNA structure

Researchers at Oregon State University have used X-ray crystallography to determine the three-dimensional structures of nearly all possible sequences of a macromolecule, creating a map of DNA structure. This breakthrough should fundamentally improve our understanding of genetic function and biological processes.

SourceOregon State University·JournalProceedings of the National Academy of Sciences·DateMay 2, 2005

San Fernando, Northridge quakes may be maximum

A new study published in Geology estimates the maximum possible earthquake magnitude in the San Fernando and Northridge areas of Los Angeles County. The researchers used paleomagnetism to analyze sediments and found that the crust is broken into blocks, limiting the maximum earthquake magnitude to around 6.8.

SourceOregon State University·JournalGeology·DateApr 21, 2005

Vitamin E loss through smoking increases health risks

A study published in the American Journal of Clinical Nutrition found that smoking depletes vitamin E levels 13% faster than non-smokers, increasing health risks. The research also reveals an interactive relationship between vitamins C and E, highlighting the importance of adequate levels of both antioxidants to prevent disease.

SourceOregon State University·JournalAmerican Journal of Clinical Nutrition·DateApr 14, 2005

Currents could disrupt ocean food chain

A study by Oregon State University suggests that ocean currents could disrupt the marine food chain, leading to a decline in phytoplankton productivity. The Atlantic Conveyer current, which warms Europe, is a critical component of this process, and its disruption could have far-reaching consequences for global food security.

SourceOregon State University·JournalNature·DateApr 12, 2005

Hawaiian volcano may be health risk

A recent study published in Geology found that Kilauea's sulfur dioxide emissions can cause bronchial irritation, trigger asthma attacks, and potentially lead to cardiac problems. The researchers recommend establishing monitoring in the region directly south of the volcano to better understand the health risks.

SourceOregon State University·JournalGeology·DateFeb 28, 2005

Beliefs may hinder HIV prevention among African-Americans

A recent study found that HIV/AIDS conspiracy beliefs are associated with negative attitudes towards condoms and inconsistent condom use among African American men. The study suggests that addressing these beliefs is crucial in changing the disproportionately high rate of HIV and AIDS in this community.

SourceOregon State University·JournalJAIDS Journal of Acquired Immune Deficiency Syndromes·DateJan 25, 2005

Major advance made in transparent electronics

A new class of 'thin-film' materials has been developed, offering higher mobility, better chemical stability, and ease of manufacture. These amorphous heavy-metal cation multicomponent oxides could lead to new electronic devices, such as gas sensors, consumer electronics, and military equipment.

SourceOregon State University·JournalApplied Physics Letters·DateDec 28, 2004

Discovery about Vitamin C explains its metabolic value

Researchers at Oregon State University have confirmed the results of an earlier study that found vitamin C involved in DNA-damaging compounds. The new findings reveal how vitamin C reacts with and neutralizes toxic byproducts of human fat metabolism, providing a protective role against genetic damage and inflammation.

SourceOregon State University·JournalProceedings of the National Academy of Sciences·DateDec 13, 2004

Genetic map of important tree genes outlined

A groundbreaking study reveals a comprehensive genetic map of important tree genes, enabling scientists to unlock the secrets of tree biology. The database contains over 102,000 gene sequences from the Populus genus, allowing researchers to explore the genetic functions of trees and their responses to environmental stresses.

SourceOregon State University·JournalProceedings of the National Academy of Sciences·DateSep 6, 2004

Length of sex act in flies dictated by genetics

Researchers found that mutations in clock genes caused male flies to copulate significantly longer than usual, revealing a novel role for these genes in regulating behavioral timing on the order of minutes. The study also suggests that clock genes may have important regulatory functions in other areas beyond cyclic patterns.

SourceOregon State University·JournalCurrent Biology·DateAug 23, 2004

'Anti-plume' found off Pacific Coast

A team of scientists has documented a new phenomenon where the seafloor creates a void that sucks in surrounding seawater. This discovery challenges scientific understanding of seafloor spreading and its impact on ocean crust. The researchers believe that the dilation of the ocean crust may lead to changes in water temperatures, chemic...

SourceOregon State University·JournalNature·DateJul 14, 2004

Phytoplankton may stimulate uptake of CO2

Phytoplankton, tiny aquatic plants that convert carbon dioxide through photosynthesis, may play a crucial role in regulating Earth's atmosphere. A new study finds that iron fertilization can enhance the uptake of CO2 by phytoplankton, potentially making them more efficient carbon sinks.

SourceOregon State University·JournalScience·DateApr 15, 2004

System can predict disease spread

Researchers at Oregon State University and EPA developed a new approach to predict disease spread based on climate change and ecological changes. The system uses loop analysis and vectorial capacity formula to estimate the growth rate of diseases, providing valuable insights for public health officials.

SourceOregon State University·JournalTransactions of the Royal Society of Tropical Medicine and Hygiene·DateFeb 19, 2004

Wolves are rebalancing Yellowstone ecosystem

The reintroduction of wolves to Yellowstone National Park has led to a remarkable recovery of cottonwood and willow species, as well as improved stream health. Young trees are now growing taller in areas where wolves are present, suggesting that the fear of predation is preventing elk from overgrazing.

SourceOregon State University·JournalEcological Applications·DateOct 28, 2003

Math discovery may aid resource management

Researchers at Oregon State University have developed a new approach to managing natural resources using advanced mathematics. By applying mathematical models to predict the behavior of complex ecosystems, they aim to improve conservation efforts and address issues such as fisheries management and disease spread.

Raisins may find use in jerky

Researchers at Oregon State University discovered that ground raisins can inhibit bacterial growth in beef jerky as effectively as sodium nitrite, a common preservative. The study found that adding raisins to jerky reduces fat content, increases antioxidants and fiber, making it a more appealing option for consumers on low-sodium diets.

SourceOregon State University·JournalJournal of Food Science·DateMay 9, 2003

Problems plague health networks

Healthcare networks have struggled to deliver high-quality care at lower costs due to structural problems with information systems and functional failures in creating a new culture. Despite the potential for improved efficiencies, many networks have failed to address these issues, leading to under-performance on a national level.

SourceOregon State University·JournalFrontiers of Health Services Management·DateMar 11, 2003

Marine biodiversity essential to preserving species

A new study by Oregon State University researchers found that removing any one species from a marine food web can have devastating effects, leading to population collapse and regional extinction. The study's findings highlight the importance of preserving biodiversity in marine ecosystems.

SourceOregon State University·JournalProceedings of the National Academy of Sciences·DateAug 21, 2002