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Science News Archive March 2019 - Page 14


Page 14 of 43

Study in mice examines impact of reused cooking oil on breast cancer progression

A new study suggests that consuming thermally abused cooking oil may trigger genetic changes that promote the progression of late-stage breast cancer. Mice fed thermally abused oil developed more tumors and aggressive growth than those fed fresh soybean oil, highlighting a potential link between diet and cancer recurrence.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalCancer Prevention Research·DateMar 21, 2019

Affordable Care Act delivers significant benefits for women

A new study found that the Affordable Care Act improved healthcare affordability and access for women, especially in low- and middle-income groups. The study demonstrated a significant increase in preventive care screenings and influenza immunization among women after the ACA's implementation.

SourceElsevier·JournalAmerican Journal of Preventive Medicine·DateMar 21, 2019

Study highlights power of play

A University of Otago study reveals that structured play can help toddlers develop essential self-regulation skills, leading to improved behavior and life outcomes. The ENGAGE program, involving simple games and activities, was found to be equally effective as the Positive Parenting Programme in managing children's behavior.

SourceUniversity of Otago·JournalScientific Reports·DateMar 21, 2019

Bacteria bide their time when antibiotics attack

Researchers at Rice University suggest that fluctuating growth rates of bacteria can increase the time it takes to eradicate a bacterial infection, giving the surviving bugs a better chance to develop resistance. This approach could lead to more accurate dosing and improved treatment outcomes.

SourceRice University·JournalInterface·DateMar 21, 2019

Avoidance or responsible moral choices -- what is your supervisor like?

Researchers at the University of Jyväskylä identified four moral identity statuses in Finnish leaders: achieved, foreclosed, diffused, and moratorium. An achieved identity is characterized by a clear, self-chosen value framework, while foreclosed identities are based on adopted values without critical evaluation. The study highlights t...

SourceUniversity of Jyväskylä - Jyväskylän yliopisto·JournalScandinavian Journal of Work and Organizational Psychology·DateMar 21, 2019

Artificial chemical DNA switch helps understand epigenetic mechanisms

Researchers developed an artificial chemical DNA switch that can be turned on and off using light, offering a novel approach to epigenetics. The method uses chemical reactions in the major groove of DNA to influence gene switching, potentially leading to targeted regulation of gene expression.

How spin dances with dipole

Researchers have discovered three key paths for coupling magnetism and ferroelectricity, enabling the interaction between spin moments and electric dipoles in solids. This breakthrough has significant implications for materials science and engineering.

SourceScience China Press·JournalNational Science Review·DateMar 21, 2019

Medicine and personal care products may lead to new pollutants in waterways

Researchers at Rutgers University discovered that bacteria in wastewater plants transform commonly used pharmaceuticals and personal care products into new contaminants, which may harm aquatic environments. The study highlights the need for further evaluation of these emerging contaminants and their potential risks to human health.

SourceRutgers University·JournalEnvironmental Toxicology and Chemistry·DateMar 21, 2019

Two-step path to shrinking worker bee gonads

Researchers used CRISPR/Cas9 to selectively shut off a gene for female development, finding that diet has no effect on gonad size when the gene is turned off. This suggests that a specific genetic program must be switched on to permit nutrient level to affect gonad size.

SourcePLOS·JournalPLOS Biology·DateMar 21, 2019