[HTML][HTML] Neurotoxic lesions of the pedunculopontine tegmental nucleus impair the elaboration of postictal antinociception

RC de Oliveira, R de Oliveira, LL Falconi-Sobrinho… - Physiology & …, 2018 - Elsevier
Generalised tonic-clonic seizures, generated by abnormal neuronal hyper-activity, cause a
significant and long-lasting increase in the nociceptive threshold. The pedunculopontine …

Intrinsic connections within the pedunculopontine tegmental nucleus are critical to the elaboration of post‐ictal antinociception

EC Mazzei‐Silva, RC de Oliveira, TDA Garcia… - Synapse, 2014 - Wiley Online Library
This study investigated the intrinsic connections of a key‐structure of the endogenous pain
inhibitory system, the pedunculopontine tegmental nucleus (PPTN), in post‐ictal …

Nociceptive excited and inhibited neurons within the pedunculopontine tegmental nucleus and cuneiform nucleus

JD Carlson, RP Iacono, G Maeda - Brain research, 2004 - Elsevier
The pedunculopontine tegmental nucleus (PPTg) is defined by its collection of cholinergic
neurons surrounding the lateral portion of the superior cerebellar peduncle at the midbrain …

Neuroanatomical and neuropharmacological approaches to postictal antinociception‐related prosencephalic neurons: the role of muscarinic and nicotinic cholinergic …

RL de Freitas, LI Bolognesi, A Twardowschy… - Brain and …, 2013 - Wiley Online Library
Several studies have suggested the involvement of the hippocampus in the elaboration of
epilepsy. There is evidence that suggests the hippocampus plays an important role in the …

[HTML][HTML] Neural correlates of the antinociceptive effects of stimulating the anterior pretectal nucleus in rats

K Genaro, WA Prado - The Journal of Pain, 2016 - Elsevier
Stimulation-evoked antinociception (SEA) from the anterior pretectal nucleus (APtN)
activates mechanisms that descend to the spinal cord through the dorsolateral funiculus, but …

[HTML][HTML] The antinociceptive effect of anterior pretectal nucleus stimulation is mediated by distinct neurotransmitter mechanisms in descending pain pathways

K Genaro, D Fabris, WA Prado - Brain Research Bulletin, 2019 - Elsevier
Electrical stimulation of the anterior pretectal nucleus (APtN) activates two descending pain
inhibitory pathways. One of these pathways relays in the ipsilateral lateral …

Intrinsic neural circuits between dorsal midbrain neurons that control fear-induced responses and seizure activity and nuclei of the pain inhibitory system elaborating …

RL Freitas, CMR Ferreira, SJ Ribeiro, AD Carvalho… - Experimental …, 2005 - Elsevier
The blockade of GABA-mediated Cl− influx with pentylenetetrazol (PTZ) was used in the
present work to induce seizures in Rattus norvegicus. The aim of this work was to study the …

Muscarinic and α1-adrenergic mechanisms contribute to the spinal mediation of stimulation-induced antinociception from the pedunculopontine tegmental nucleus in …

QM Dias, SF Crespilho, JWS Silveira… - … Biochemistry and Behavior, 2009 - Elsevier
The effects of intraperitoneal (ip) or intrathecal (it) injection of antagonists of acetylcholine,
noradrenaline, serotonin, dopamine, opioids and GABA on stimulation-produced …

Role of the deep mesencephalic nucleus in the antinociception induced by stimulation of the anterior pretectal nucleus in rats

XM Wang, B Yuan, Z Hou - Brain research, 1992 - Elsevier
The present study showed that the inhibitory effect on the tail-flick reflex (TF) of stimulating
the deep mesencephalic nucleus (DpMe) was very similar to that produced by stimulation of …

[HTML][HTML] GABAergic and glutamatergic inputs to the medulla oblongata and locus coeruleus noradrenergic pathways are critical for seizures and postictal …

M Mendonça-dos-Santos, TCT Gonçalves… - Scientific Reports, 2024 - nature.com
We investigated the participation of the nucleus of the tractus solitarius (NTS) in tonic‒clonic
seizures and postictal antinociception control mediated by NMDA receptors, the role of NTS …