Video from Medaphysics Repository on YouTube

Describe purinergic signalling: release and inactivation of ATP and adenosine; P1 (A₁, A₂A, A₂B, A₃) and P2 (P2X ionotropic, P2Y metabotropic) receptors.

Why this video

This video introduces purinergic transmission by discussing the vesicular release and ectonucleotidase-mediated inactivation of ATP and adenosine alongside the broad division of P1, P2X, and P2Y receptors.

Part of this line

Covers part of this objective. It leaves out: It does not detail the individual P1 receptor subtypes (A₁, A₂A, A₂B, A₃) or the specific subunit compositions and downstream G-protein pathways of P2X and P2Y receptors.

Heads up

The video also covers gaseous and lipid neurotransmitters, which lie outside this objective.

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