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Science News for March 23, 2019


Improved PCOS symptoms correlate with gut bacterial composition

A study in mice suggests that altering the gut microbiome via prebiotics or probiotics may be a potential treatment for PCOS. The research found improvements in testosterone levels, ovulation, weight, and insulin resistance in mice with PCOS, linked to changes in gut bacteria composition.

SourceThe Endocrine Society·DateMar 23, 2019

Sperm DNA damage may contribute to repeat miscarriages

Research suggests that sperm DNA damage in male partners may cause recurrent pregnancy loss (RPL), with affected men having twice as much DNA damage as healthy counterparts. High levels of reactive oxygen species were also found, which can damage cells like sperm.

SourceThe Endocrine Society·DateMar 23, 2019
Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Levothyroxine treatment in women with thyroid antibodies may not increase live birth rate

A large study led by the University of Birmingham found that treating women with normal thyroid function and thyroid peroxidase antibodies with Levothyroxine did not increase live-birth rates. The researchers suggested that previous recommendations to use Levothyroxine in these women may have been based on limited evidence.

SourceUniversity of Birmingham·JournalNew England Journal of Medicine·DateMar 23, 2019

A1c test misses many cases of diabetes

A new study presented at ENDO 2019 found that the A1c test used to diagnose diabetes tends to underestimate its prevalence. The test missed detecting 73% of diabetes cases compared to the oral glucose tolerance test, highlighting its limitations.

SourceThe Endocrine Society·DateMar 23, 2019

Eating later in the day may be associated with obesity

A new study presented at the Endocrine Society's annual meeting suggests that eating later in the day is associated with a higher body mass index and greater body fat. The research used advanced technology to track participants' sleep, physical activity, and eating patterns over a week-long period.

SourceThe Endocrine Society·DateMar 23, 2019
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Key evidence associating hydrophobicity with effective acid catalysis

A team of researchers from Tokyo Metropolitan University has demonstrated that the tunable hydrophobic nature of dense siloxane gels strongly correlates with their catalytic activity. The study shows that molecules with different hydrophobicity interact differently with surfaces, leading to increased or decreased catalytic activity.

SourceTokyo Metropolitan University·JournalJournal of the American Chemical Society·DateMar 23, 2019

Treating diabetes in older adults requires simpler medication regimens, looser glycemic targets

The Endocrine Society's Clinical Practice Guideline recommends simplifying medication regimens and tailoring glycemic targets to improve compliance and prevent complications in older adults with diabetes. The guideline prioritizes blood glucose targets over hemoglobin A1c tests, aiming to reduce cardiovascular disease outcomes.

SourceThe Endocrine Society·JournalThe Journal of Clinical Endocrinology & Metabolism·DateMar 23, 2019
GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Rapid magnetic 3D printing of human cells

Researchers at McMaster University have developed a method to create artificial tumours using magnetic 3D printing, enabling faster and more affordable testing of new treatments. The technique uses magnets to concentrate human cells in a predetermined area, forming 3D cell clusters that mimic human tissues.

SourceMcMaster University·JournalResearch·DateMar 23, 2019

Breakthrough in air purification with a catalyst that works at room temperature

Researchers have developed a new catalyst that can efficiently break down ammonia in the air, converting it into harmless nitrogen gas and water. The catalyst, made of gold nanoparticles on a metal oxide framework, is effective at room temperature and has been shown to reduce gases contaminated with ammonia to undetectable levels.

SourceTokyo Metropolitan University·JournalACS Catalysis·DateMar 23, 2019
Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

CPAP machine improves weight loss in dieting adults with obesity, sleep apnea

A new study by The Endocrine Society found that treating obstructive sleep apnea (OSA) with an overnight CPAP machine can result in more weight loss for adults with obesity who try to lose weight by restricting calories. Patients who received concurrent CPAP treatment lost an average of 5.7 pounds more than those who did not treat thei...

SourceThe Endocrine Society·DateMar 23, 2019