Bioenergetics of rapid pollen tube growth

Sexual reproduction of plants requires pollen to land on the stigma, which then germinates and grows pollen tubes through the style to deliver sperm cells to the ovule. Pollen tubes are the fastest-growing plant cells known. ...

Are scientists being fooled by bacteria?

For decades, a small group of cutting-edge medical researchers have been studying a biochemical, DNA tagging system, which switches genes on or off. Many have studied it in bacteria and now some have seen signs of it in, ...

Using CRISPR to lower cholesterol levels in monkeys

A team of researchers from Verve Therapeutics and the Perelman School of Medicine at the University of Pennsylvania has developed a CRISPR gene-editing technique that lowered the levels of cholesterol in the blood of test ...

Bringing new energy to mitochondria research

Tiny mitochondria in our cells turn oxygen and nutrients into usable energy in a process called respiration. This process is essential for powering our cells, and yet in spite of its importance many of the finer details of ...

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