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Science News for December 15, 2006


Fluid displacement from legs to neck can lead to obstructive sleep apnea

Research found that fluid displacement from the legs to the neck can narrow soft tissue around the throat and increase airflow resistance in healthy individuals, predisposing them to obstructive sleep apnea. The study involved measuring leg fluid volume, neck circumference, and airflow resistance in 11 non-obese subjects, with results ...

SourceAmerican Thoracic Society·JournalAmerican Journal of Respiratory and Critical Care Medicine·DateDec 15, 2006

New hope for wrinkles

Researchers at the University of New South Wales have developed a cost-effective process for manufacturing GGC, a precursor to antioxidant glutathione. The new additive is set to be used in various products, including skincare creams and supplements, with significant market potential.

Drug treatment slows macular vision loss in diabetics

A new study found that a commonly used drug to slow central vision loss can also treat diabetic retinopathy, a common complication of diabetes. The treatment showed promise in improving reading ability and reducing swelling in the retina by targeting vascular endothelial growth factor, a protein that promotes unwanted blood vessel growth.

SourceJohns Hopkins Medicine·JournalAmerican Journal of Ophthalmology·DateDec 15, 2006

Molecular Solomon's knot

Researchers successfully produce a molecular Solomon knot, consisting of two doubly intertwined rings, through careful selection of metal ions and solvents. The study showcases the potential for self-organization in systems with individual molecular components not chemically bound to each other.

SourceWiley·DateDec 15, 2006