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Science News Archive 2013 - Page 49


Page 49 of 352

Researchers uncover origins of cattle farming in China

Research reveals morphological and genetic evidence for cattle management in north-eastern China around 10,000 years ago. The discovery of an ancient cattle jaw with unique wear patterns and genetic signatures suggests that humans may have started domesticating cows in more regions than previously believed.

SourceUniversity of York·JournalNature Communications·DateNov 8, 2013

Gut reaction

Researchers found that diet complexity affects gut bacteria composition, with complex diets promoting beneficial Lactobacillales and simple diets increasing harmful Proteobacteria. The study suggests steroid hormone nuclear receptors play a role in microbiota maintenance.

SourceTexas A&M AgriLife Communications·JournalApplied and Environmental Microbiology·DateNov 8, 2013

Mother's immunosuppressive medications not likely to put fetus at risk

A Vanderbilt study found that women with chronic autoimmune diseases who take immunosuppressive medications during their first trimester of pregnancy are not putting their babies at significantly increased risk of adverse outcomes. The study included over 600 infants and used health plan data from three geographically diverse health pl...

SourceVanderbilt University Medical Center·JournalArthritis & Rheumatism·DateNov 8, 2013

Depression therapy effective for poor, minority moms

A new study finds that short-term depression therapy through weekly home visits can relieve symptoms in low-income minority mothers, even in the face of poverty and trauma. The intervention improved depressive symptoms for 8 months after treatment ended, with participants regaining a sense of hope and control over their lives.

SourceUniversity of Rochester·JournalDevelopment and Psychopathology·DateNov 8, 2013

Novel LEDs pave the way to cheaper displays

Researchers have developed a novel type of OLED that shows promise for high conversion efficiencies, potentially leading to cheaper displays. The new compounds can store electrical energy for longer periods, allowing for more efficient light generation and reduced heat production.

SourceUniversity of Bonn·JournalAngewandte Chemie·DateNov 8, 2013

Biochar and water to solve problems in West Africa

A new research project led by Aarhus University scientists aims to improve agricultural production in Ghana using irrigation and biochar. The initiative seeks to increase crop yields, reduce deforestation, and protect the environment while providing more employment opportunities and a better economy for local communities.

Universals of conversation

A cross-linguistic study found that words signaling problems with understanding, such as 'Huh?', have similar form and function in languages worldwide. This discovery sheds light on the evolution of human communication and the role of universal linguistic devices.

SourceMax-Planck-Gesellschaft·JournalPLOS ONE·DateNov 8, 2013

Pregnant woman with limited English speaking skills find comfort in prenatal support groups

A University of Michigan Health System study found that prenatal group visits for expectant Japanese women who discussed childbirth and baby care topics with peers felt less anxious and better prepared. The groups allowed women to connect on a personal level, share experiences, and take control of their pregnancy.

SourceMichigan Medicine - University of Michigan·JournalThe Journal of the American Board of Family Medicine·DateNov 7, 2013