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Protocol for rapid obtention and fractionation of anaerobic bacterial conditioned media to study calcium signaling in enteroendocrine cells

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Autor(es):
Neto, Dionisio Pedro Amorim ; Fonseca, Matheus de Castro
Número total de Autores: 2
Tipo de documento: Artigo Científico
Fonte: STAR PROTOCOLS; v. 3, n. 3, p. 11-pg., 2022-09-16.
Resumo

Gut microbiota influences neurodevelopment, behavior and contributes to neurodegenerative disorders. One possible mechanism is the direct modulation of calcium (Ca2+) signaling and protein homeostasis in enteroendocrine cells (EECs), a component of the gut epithelium. Here, we present a protocol to isolate fractions of conditioned media (CM) from the anaerobic bacteria Akkermansia muciniphila and the utilization of this CM to monitor Ca2+ fluctuation in EECs by imaging. This protocol can be adapted and applied to various bacterial cultures and cell types.For complete details on the use and execution of this protocol, please refer to Amorim Neto et al. (2022). (AU)

Processo FAPESP: 19/24511-0 - LRRK2 e Rab GTPases na neurodegeneração causada pela Doença de Parkinson esporádica
Beneficiário:Beatriz Pelegrini Bosque
Modalidade de apoio: Bolsas no Brasil - Mestrado
Processo FAPESP: 18/20014-0 - Conectando o intestino e o cérebro: envolvimento do microbioma intestinal no surgimento e progressão da doença de Parkinson esporádica
Beneficiário:Matheus de Castro Fonseca
Modalidade de apoio: Auxílio à Pesquisa - Regular