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Science News Archive June 2017 - Page 32


Page 32 of 40

Dining hall intervention helped college students choose healthier options

A new study published in the Journal of Nutrition Education and Behavior found that encouraging fruit, vegetable, and water intake in a college dining hall led to smarter food choices. The intervention included PACE labeling and posters promoting healthier options, resulting in reduced sugar-sweetened beverage consumption and increased...

SourceElsevier·JournalJournal of Nutrition Education and Behavior·DateJun 7, 2017

The first of our kind

The discovery of ancient Homo sapiens fossils in Morocco pushes back the origins of our species by 100,000 years. The fossils, dated to around 300,000 years ago, reveal a modern-looking face and teeth, but an archaic braincase shape.

SourceMax-Planck-Gesellschaft·JournalNature·DateJun 7, 2017

Mutations unveiled that predispose lung cancers to refractory histologic transformation

Researchers have discovered that mutations in the RB1 and TP53 genes play a key role in treatment-resistant cancer cell-type transformation in lung cancers. Lung adenocarcinomas with complete inactivation of both genes tend to have a higher risk of transforming into small cell lung cancer during EGFR inhibitor therapy.

SourceThe Korea Advanced Institute of Science and Technology (KAIST)·JournalJournal of Clinical Oncology·DateJun 7, 2017

Are wealthier people more likely to receive a diagnosis of cancer?

A study published in the New England Journal of Medicine found that wealthier individuals are more likely to receive cancer diagnoses due to increased testing. However, mortality rates from these cancers have been decreasing, largely due to improved treatments. The authors suggest alternative payment models and reduced financial confli...

SourceThe Dartmouth Institute for Health Policy & Clinical Practice·JournalNew England Journal of Medicine·DateJun 7, 2017

Pregnancy diet high in refined grains could increase kids' obesity by age 7

A National Institutes of Health study found that children born to women with gestational diabetes who consumed high amounts of refined grains during pregnancy were twice as likely to be obese at age 7. The study controlled for factors such as physical activity and vegetable consumption.

ACR Releases Guideline on prevention & treatment of glucocorticoid-induced osteoporosis

The ACR's updated clinical guideline provides recommendations for assessing fracture risk and treatment for adults and special patient populations. For all age groups, the panel strongly recommends optimizing calcium and vitamin D intake and implementing lifestyle modifications to prevent glucocorticoid-induced osteoporosis.

SourceAmerican College of Rheumatology·JournalArthritis & Rheumatology·DateJun 7, 2017

What causes women to stop breastfeeding early?

Research identifies socioeconomic, physical, and mental factors contributing to early breastfeeding cessation in young mothers. Mothers at risk of stopping breastfeeding before 6 months may benefit from targeted interventions addressing known behavioral factors.

SourceWiley·JournalScandinavian Journal of Caring Sciences·DateJun 7, 2017

The Lancet Diabetes & Endocrinology: India's diabetes epidemic shifts, now increasingly common among poorer people in more affluent cities

A study published in The Lancet Diabetes & Endocrinology found that diabetes prevalence is increasing among low socio-economic backgrounds living in urban areas of affluent states in India. Diabete's rates are higher among people from low socio-economic status, especially in cities with poor access to healthcare.

SourceThe Lancet·JournalThe Lancet Diabetes & Endocrinology·DateJun 7, 2017

Engineering a new cancer detection tool

Scientists from Griffith University and partners have engineered a new tool to detect cancer by recognizing an unusual sugar present on tumor cells. The innovation utilizes the E. coli toxin, which binds to Neu5Gc, a substance produced by tumor cells.

SourceGriffith University·JournalScientific Reports·DateJun 7, 2017

Mammograms: Are we overdiagnosing small tumors?

Research found that slow-growing breast cancers with favorable biologic factors have an excellent prognosis, often outliving patients. The study suggests that large, aggressive tumors are more likely to cause harm and should be prioritized for screening.

SourceYale University·JournalNew England Journal of Medicine·DateJun 7, 2017

Can pain increase the risk of dying early?

A recent analysis found that individuals with debilitating pain had a higher risk of dying during the study. Those with severe pain interference reported significantly increased risks of mortality.

SourceWiley·JournalArthritis Care & Research·DateJun 7, 2017

How cells divide tasks and conquer work

A new mathematical framework developed by Tatyana Sharpee and colleagues provides a theoretical understanding of how different cell types divide work among themselves. This framework could help explain greater efficiency and reliability in cell function, as well as the impact of disease when division of labor is not effective.

SourceSalk Institute·JournalNeuron·DateJun 7, 2017

Nanowires, the future of electronics

Researchers at the University of the Basque Country have developed a new suite of molecular wires or nanowires with high efficiency, enabling miniaturization of electronic circuits. These nanowires are crucial for reducing the size of electronic components and improving their performance.

SourceUniversity of the Basque Country·JournalNature Communications·DateJun 7, 2017

Sleep apnea and insomnia combination linked with depression

A new study reveals that men with sleep apnoea and insomnia have a higher prevalence and severity of depressive symptoms than those with either condition alone. The study found that 43% of men with both conditions had depression, compared to 22% with insomnia alone and 8% with sleep apnoea alone.

SourceWiley·JournalRespirology·DateJun 7, 2017

Reshaping Darwin's tree of life

Researchers from Rutgers University and international collaborators introduce the SYMPHY framework, which classifies life based on symbiotic relationships. This new approach could lead to breakthroughs in environmental issues, sustainable agriculture, and human health.

A small group of neurons modulates the amount of insulin that the pancreas must produce

Researchers discovered that a small group of hypothalamus neurons, called POMC, modulate the amount of insulin produced by the pancreas. The study reveals new molecular mechanisms involved in this connection and highlights the importance of mitochondrial dynamics in glucose sensing and insulin release control.