<?xml version="1.0" encoding="utf-8"?><mads xmlns="http://www.loc.gov/mads/" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mads/
	mads.xsd"><authority><topic authority="https://tesauropsicologia.copmadrid.org/es/">Neurotransmisores</topic></authority><related type="narrower"><topic>Acetilcolina</topic></related><related type="narrower"><topic>Ácido gamma aminobutírico</topic></related><related type="narrower"><topic>Catecolaminas</topic></related><related type="other"><topic>Aminoácidos</topic></related><related type="other"><topic>Histamina</topic></related><related type="other"><topic>Serotonina</topic></related><related type="broader"><topic>06 Farmacología y psicofarmacología</topic></related> <note xml:lang="es-ES">Sustancias sintetizadas por las neuronas del sistema nervioso central o periférico que actuan como transmisores químicos de la información nerviosa a nivel de la sinapsis. </note></mads>