العلوم والبيئة
Amino acid boosts last-resort antibiotic's effectiveness
المصدر: Phys.org - latest science and technology news stories · نُشر
Worldwide, antibiotic resistance is associated with millions of deaths every year, and the World Health Organization warns that the number of resistant infections is rising. Colistin is a last-resort antibiotic used when other treatments fail, but rates of colistin-resistant infe
Worldwide, antibiotic resistance is associated with millions of deaths every year, and the World Health Organization warns that the number of resistant infections is rising. Colistin is a last-resort antibiotic used when other treatments fail, but rates of colistin-resistant infections are rising as well, putting people at even greater risk and increasing the urgency for new therapeutic approaches.
أخبار ذات صلة
New fossil scans challenge insect flight timeline, suggesting origins up to 80 million years later
A tiny fossil discovered exactly a century ago has caused an enormous change in our understanding of when flying insects first appeared on Earth.
Phys.org - latest science and technology news stories ·
New mathematical method improves calculations for systems limited by their smallest input
A harmonic increment provides a new way to improve smooth approximations of the minimum function. In a recent paper, published in the Journal of Inequalities and Applications, Prof. Thomas A. Weber shows how a harmonic-increment transformation brings any smooth estimate that lies
Phys.org - latest science and technology news stories ·
Museum specimens reveal shrinking flying foxes in Madagascar, with commercial hunting suspected
Flying foxes are the biggest bats in the world; they look like German shepherd puppies with 5-foot (1.5-meter) wingspans. But Madagascar's flying foxes are shrinking.
Phys.org - latest science and technology news stories ·
Ancient Alberta fish fossils reveal evolutionary secrets of modern species
Rare, complete fossils of ancient fish discovered in Alberta are helping fill in the gaps in our knowledge about which freshwater fish were living in North America at the end of the age of the dinosaurs, and how they evolved into their modern descendants.
Phys.org - latest science and technology news stories ·
Modest gamma-ray flash followed by dazzling afterglow points to powerful stellar jet viewed off-axis
A cosmic explosion that announced itself with a modest flash of gamma rays went on to produce one of the brightest afterglows astronomers have recorded in the past 20 years. An international team of astronomers now finds evidence that the surprising mismatch comes down to perspec
Phys.org - latest science and technology news stories ·