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Combined micro-osmotic pump infusion and intracerebroventricular injection to study FGF1 signaling pathways in the mouse brain

Authors :
Brown, Jenny M.
Phan, Bao Anh
Aalling, Nadia
Morton, Gregory J.
Schwartz, Michael W.
Scarlett, Jarrad M.
Brown, Jenny M.
Phan, Bao Anh
Aalling, Nadia
Morton, Gregory J.
Schwartz, Michael W.
Scarlett, Jarrad M.
Source :
Brown , J M , Phan , B A , Aalling , N , Morton , G J , Schwartz , M W & Scarlett , J M 2022 , ' Combined micro-osmotic pump infusion and intracerebroventricular injection to study FGF1 signaling pathways in the mouse brain ' , STAR Protocols , vol. 3 , no. 2 , 101329 .
Publication Year :
2022

Abstract

Intracerebroventricular (icv) injection of fibroblast growth factor 1 (FGF1) elicits remission of diabetic hyperglycemia in rodent models of type 2 diabetes. Here, we present an optimized protocol to study the intracellular signaling pathways underlying the FGF1-induced sustained glucose lowering in the mouse brain. This protocol combines icv injection of FGF1 and osmotic mini-pump infusion of U0126, an inhibitor of MAPK/ERK signaling. We describe the surgical procedure and verification of U0126 inhibition of FGF1-stimulated hypothalamic MAPK/ERK signaling via western blot. For complete details on the use and execution of this protocol, please refer to Brown et al. (2021).

Details

Database :
OAIster
Journal :
Brown , J M , Phan , B A , Aalling , N , Morton , G J , Schwartz , M W & Scarlett , J M 2022 , ' Combined micro-osmotic pump infusion and intracerebroventricular injection to study FGF1 signaling pathways in the mouse brain ' , STAR Protocols , vol. 3 , no. 2 , 101329 .
Notes :
application/pdf, English
Publication Type :
Electronic Resource
Accession number :
edsoai.on1340143461
Document Type :
Electronic Resource