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Science News Archive December 2018 - Page 26


Page 26 of 33

Pot withdrawal eased for dependent users

A new drug has been shown to reduce cannabis withdrawal symptoms and increase abstinence in those trying to quit, according to a Yale-led study. The medication works by inhibiting the enzyme that degrades anandamide, a brain chemical that acts on brain cannabis receptors.

SourceYale University·JournalThe Lancet Psychiatry·DateDec 6, 2018

Profiling a killer in warm blood

Researchers at the Weizmann Institute of Science have created a new method to sequence individual cells from patient blood or bone marrow, capturing specific gene programs active in each cell. This allows for more precise diagnosis and treatment of multiple myeloma by identifying unique genetic blueprints for each patient.

SourceWeizmann Institute of Science·JournalNature Medicine·DateDec 6, 2018

Axillary RT and lymph node surgery yielded comparable outcomes for patients with breast cancer

Patients with early-stage breast cancer who had a positive sentinel lymph node biopsy showed comparable 10-year recurrence and survival rates following axillary radiotherapy or axillary lymph node dissection. The study also found that axillary radiotherapy was associated with significantly less lymphedema, a common side effect of surgery.

Key to lifelong heart health is childhood intervention

A review paper highlights the importance of infusing heart-healthy behaviors into all aspects of children's lives, starting from early childhood. The authors suggest that modifiable risk factors in children can be prevented by educating on healthy habits early in life, leading to similar health outcomes as those who were never unhealthy.

SourceAmerican College of Cardiology·JournalJournal of the American College of Cardiology·DateDec 6, 2018

What does expanded Medicaid mean for the health & work lives of enrollees? A lot

A new study by Michigan Medicine found that nearly half of people covered by expanded Medicaid felt their physical health improved, while more than a third reported improvements in mental or dental health. Enrollees who were employed also reported better job performance and had easier times looking for jobs.

SourceMichigan Medicine - University of Michigan·JournalJournal of General Internal Medicine·DateDec 6, 2018

Mom, I can't recognize your face from profile view!

Babies younger than 6 months fail to recognize their mothers' faces when watching mobile phones, but improve face recognition at around 5.5 months through increased brain activity in response to profile views. Longitudinal testing of 14 babies from 3-8 months old provided key insights into developmental changes in face recognition skills.

SourceChuo University·JournalNeuroImage·DateDec 6, 2018

Visualizing vitals through video

A mobile application will register natural head and body movements, distinguish between different skin tones and lighting conditions, and capture vital signs such as pulse rate. The project aims to expand beyond a 'wellness app' classification by the FDA, to an FDA-approved tool that can be used globally.

'Hangxiety' higher in shy people

New research shows that shy individuals are more prone to 'hangxiety' - anxiety during a hangover - compared to extroverts. This study found a significant increase in anxiety levels among shy drinkers, suggesting a potential rebound effect after a night of drinking.

SourceUniversity of Exeter·JournalPersonality and Individual Differences·DateDec 6, 2018

Mantle neon illuminates Earth's formation

Researchers used neon isotopes to study Earth's mantle formation, finding evidence of rapid early planet formation and delivery of vital compounds. The findings support the idea that a planet must reach a certain size before absorbing these ingredients, which is consistent with observations of other solar systems.