Proteostasis
BY JENNIFER SARGENT, NIAMS
Proteostasis, a seemingly straightforward fusion of the words “protein” and “homeostasis,” is actually a fertile and multifaceted concept. Ask any 10 scientists to define it, and you’re bound to get 10 different answers, and those opinions may change from year to year. Proteostasis encompasses the study of all areas of protein health and fitness that contribute to maintaining cellular integrity and function. Derailed proteostasis leads to protein misfolding and aggregation that is known or suggested to be implicated in many devastating human disorders.
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