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. 2020 Nov 9;11:566871. doi: 10.3389/fphys.2020.566871

Figure 3.

Figure 3

Cellular distribution of adrenoceptors in the nephron and their effects on sodium transporters. Expression of α1-adrenoceptors (pink), α2-adrenoceptors (blue), and β-adrenoceptors (green) along the nephron showing the influence of renal sympathetic neurotransmission on sodium handling. Norepinephrine modulates sodium handling in the proximal (Na+/H+ 1 and 3 Exchange) and distal tubule (NCC and ENaC) by activating α1-adrenoceptors, α2-adrenoceptors, or β-adrenoceptors. Furthermore, α2-adrenoceptor activation within the renal pelvis decreases ARNA, whereas α1-adrenoceptor activation increases ARNA. β-adrenergic receptor activation induces renin release.