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Science News for August 24, 2003


Molecules discovered that extend life in yeast, human cells

A group of polyphenols found in red wine and vegetables have been shown to activate sirtuins, enzymes that help cells survive environmental stresses and may promote longevity. These molecules, called STACs, were found to stimulate human sirtuin SIRT1, increasing cell survival rates.

SourceHarvard Medical School·JournalNature·DateAug 24, 2003

Major depression in adolescence can reoccur in adulthood and diminish quality of life

Young adults who experienced major depressive disorder during adolescence showed pervasive impairments by mid-20s. They struggled with work performance, social difficulties, and low physical well-being. The study emphasizes the importance of preventing depression in adolescence through effective interventions.

SourceAmerican Psychological Association·JournalJournal of Abnormal Psychology·DateAug 24, 2003

Wage gap favoring men doesn't just hurt women's pay, according to new study

A new study found that managers who supervise predominantly female teams receive lower pay, while those who work with mostly male teams earn more. The study also discovered that younger and older workers are perceived as less valuable, resulting in lower compensation for managers supervising these age groups.

SourceAmerican Psychological Association·JournalJournal of Applied Psychology·DateAug 24, 2003
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Diuretic may help increase brain blood flow in cocaine addicts

A study found that diuretic amiloride improved cerebral blood flow in cocaine-dependent subjects, reversing cognitive impairments and depressive symptoms. The medication's ability to dilate arteries in the brain may be responsible for this improvement.

SourceElsevier·JournalDrug and Alcohol Dependence·DateAug 24, 2003