The pre-Bõtzinger complex, located in the spinal cord, has been recently identified as the structure responsible for the drop in respiratory rate following the systemic administration of opioids.
Recientemente ha sido identificado el denominado complejo pre-Bötzinger, ubicado en la médula, como el responsable de la disminución de la frecuencia respiratoria consecutiva a la administración sistémica de opiáceos.