signal transduction glutamate signaling pathway true pathway Glutamate signaling via the ionotropic AMPA or NMDA and several metabotropic receptors plays important roles in the modulation of synaptic plasticity, long term depression or potentiation, and in learning and memory. VPetri PW:0000844 glutamatergic signaling 2011-03-09T11:57:08Z KEGG:04724 https://www.ncbi.nlm.nih.gov/pubmed/25433904