An unusual form of antibiotic resistance in pandemic cholera

Cholera is a devastating disease for millions worldwide, primarily in developing countries, and the dominant type of cholera today is naturally resistant to one type of antibiotic usually used as a treatment of last resort.

Quality control is vital for the energy production of cells

Mitochondria generate most of the energy cells need through a respiratory chain for which they must produce their own proteins. The research group of Associate Professor Henna Tyynismaa, University of Helsinki, Finland, has ...

Bacteria development marks new era in cellular design

Scientists at the universities of Kent and Bristol have built a miniature scaffold inside bacteria that can be used to bolster cellular productivity, with implications for the next generation of biofuel production.

Mapping biological functions of NUDIX enzymes

In a large multidisciplinary project, researchers at Karolinska Institutet have explored different properties of an enzyme family called NUDIX hydrolases. The study, published in Nature Communications, reveals novel insights ...

Saliva proteins could explain why some people overuse salt

Many Americans consume too much salt. Now in a study appearing in the Journal of Agricultural and Food Chemistry, scientists report that people who can easily taste salt have differing amounts of certain proteins in their ...

Understanding key enzyme's role in embryonic development

The catalytic activity of an enzyme called Set1A—a protein that is essential to the viability of embryonic stem cells (ESCs)—is not required for ESC self-renewal, according to a Northwestern Medicine study published in ...

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