Fig. 2From: Near fatal intoxication by nicotine and propylene glycol injection: a case report of an e-liquid poisoningCholinergic Syndrome. Legend: Ach: Acetylcholine, NE: Norepinephrine, M: muscarinic receptor, : Activation with overstimulation (early phase), : Inhibition with desensitization (late phase), : Nicotinic receptorBack to article page