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It would mark the first time synthetic vaults have been injected into humans, and perhaps the beginning of a new turn in the spotlight for these mysterious organelles.
In addition, reduced ergosterol levels also trigger a second "self-destruct" pathway, which causes the cell to "self-eat" its own nuclei and other vital organelles -- a process known as macroautophagy.
Mitochondria, the energy-generating organelles in cells, can over time suffer damage because of reactive oxygen species, the noxious byproducts of metabolism, or other causes.
Plant cells possess a whole host of specialized structures known as organelles, of which two particularly important ones are the chloroplasts and mitochondria.
Scientists have long studied membrane-bound compartments, called organelles, in plant cells, such as the Golgi apparatus, mitochondria, and most significantly, the nucleus, where DNA gets copied and transcribed into RNA.
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