Researchers redefine the origin of the cellular powerhouse

In a new study published by Nature, an international team of researchers led by Uppsala University in Sweden proposes a new evolutionary origin for mitochondria—also known as the "powerhouse of the cell." Mitochondria are ...

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. ...

The keys to plant aging are hidden in the leaves

Scientists have known about a particular organelle in plant cells for over a century. However, UC Riverside scientists have only now discovered that organelle's key role in aging.

Researchers discover new plant immune pathway based on G protein

Plant cell-surface localized immune receptors recognize conserved microbial features to perceive pathogen invasion and activate plant immunity. Heterotrimeric G proteins, which are composed of α, β and γ subunits, are ...

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