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Review
. 2019 Aug:57:134-140.
doi: 10.1016/j.conb.2019.01.014. Epub 2019 Mar 2.

Neural populations for maintaining body fluid balance

Affiliations
Review

Neural populations for maintaining body fluid balance

Takako Ichiki et al. Curr Opin Neurobiol. 2019 Aug.

Abstract

Fine balance between loss-of water and gain-of water is essential for maintaining body fluid homeostasis. The development of neural manipulation and mapping tools has opened up new avenues to dissect the neural circuits underlying body fluid regulation. Recent studies have identified several nodes in the brain that positively and negatively regulate thirst. The next step forward would be to elucidate how neural populations interact with each other to control drinking behavior.

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Conflict of interest statement

Conflict of interest statement

Nothing declared.

Figures

Figure 1
Figure 1
Flow chart of the inhibitory effects on the SFO thirst driving neurons. After ingestion, the MnPOGLP1r neurons quickly respond to drinking of any types of liquid, and provide transient inhibition to the SFOnNOS neurons. It remains unknown which neurons are specifically activated by hypo-osmolarity induced by water ingestion and send the persistent inhibitory signal to the SFO.

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