Better plant edits by enhancing DNA repair

A new genome editing system enhances the efficiency of an error-free DNA repair pathway, which could help improve agronomic traits in multiple crops.

DNA from ancient packrat nests helps unpack Earth's past

New work shows how using next-generation DNA sequencing on ancient packrat middens—nests made out of plant material, fragments of insects, bones, fecal matter, and urine—could provide ecological snapshots of Earth's past. ...

Chlorine could increase antimicrobial resistance

Conventional wastewater disinfection using chlorine could facilitate the spread of antimicrobial resistance in bacteria. Treating some types of wastewater with ultraviolet (UV) light instead could be part of the solution, ...

10,000 types of plant outgrowths bundled

For nine years he worked on the three-volume standard work Plant Galls of Europe. It yielded 2300 pages about 10,000 species of European galls, abnormal outgrowths in plants caused by parasites. Hans Roskam from the Institute ...

Why the lettuce mitochondrial genome is like a chopped salad

The mitochondrion, "the powerhouse of the cell." Somewhere back in the very distant past, something like a bacterium moved into another cell and never left, retaining some of its own DNA. For billions of years, mitochondria ...

Sticky proteins help plants know when—and where—to grow

Depending on the temperature, a plant may synthesize the hormone auxin. Depending on the pathogens present, a plant may synthesize auxin. Depending on the available nutrients, water, stressors or development cues: auxin.

Targeting DNA sequencing for plant biodiversity research

Third-generation sequencing (TGS) technologies like the portable MinION sequencer promise to revolutionize biology, but getting there will require tweaking techniques. Particularly, the low output delivered by TGS sequencers ...

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