Metabolic messengers: FGF21

KH Flippo, MJ Potthoff - Nature metabolism, 2021 - nature.com
Nature metabolism, 2021nature.com
As a non-canonical fibroblast growth factor, fibroblast growth factor 21 (FGF21) functions as
an endocrine hormone that signals to distinct targets throughout the body. Interest in
therapeutic applications for FGF21 was initially sparked by its ability to correct metabolic
dysfunction and decrease body weight associated with diabetes and obesity. More recently,
new functions for FGF21 signalling have emerged, thus indicating that FGF21 is a dynamic
molecule capable of regulating macronutrient preference and energy balance. Here, we …
Abstract
As a non-canonical fibroblast growth factor, fibroblast growth factor 21 (FGF21) functions as an endocrine hormone that signals to distinct targets throughout the body. Interest in therapeutic applications for FGF21 was initially sparked by its ability to correct metabolic dysfunction and decrease body weight associated with diabetes and obesity. More recently, new functions for FGF21 signalling have emerged, thus indicating that FGF21 is a dynamic molecule capable of regulating macronutrient preference and energy balance. Here, we highlight the major physiological and pharmacological effects of FGF21 related to nutrient and energy homeostasis and summarize current knowledge regarding FGF21’s pharmacodynamic properties. In addition, we provide new perspectives and highlight critical unanswered questions surrounding this unique metabolic messenger.
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