Dexmedetomidine attenuates isoflurane-induced neurocognitive impairment in neonatal rats

RD Sanders, J Xu, Y Shu, A Januszewski… - The Journal of the …, 2009 - pubs.asahq.org
Background Neuroapoptosis is induced by the administration of anesthetic agents to the
young. As alpha2 adrenoceptor signaling plays a trophic role during development and is …

Dexmedetomidine-mediated neuroprotection against sevoflurane-induced neurotoxicity extends to several brain regions in neonatal rats

JF Perez-Zoghbi, W Zhu, MR Grafe… - BJA: British Journal of …, 2017 - academic.oup.com
Background. Exposure of infant animals to clinically used anaesthetics is associated with
acute structural brain abnormalities and development functional alterations. The α2 …

Dexmedetomidine provides cortical neuroprotection: impact on anaesthetic‐induced neuroapoptosis in the rat developing brain

RD Sanders, P Sun, S Patel, M Li… - Acta …, 2010 - Wiley Online Library
Background: Recent evidence has demonstrated the anti‐apoptotic of dexmedetomidine in
different brain injury models. Herein, we investigated whether dexmedetomidine could …

[HTML][HTML] Dexmedetomidine reduces isoflurane-induced neuroapoptosis partly by preserving PI3K/Akt pathway in the hippocampus of neonatal rats

Y Li, M Zeng, W Chen, C Liu, F Wang, X Han, Z Zuo… - PloS one, 2014 - journals.plos.org
Prolonged exposure to volatile anesthetics, such as isoflurane and sevoflurane, causes
neurodegeneration in the developing animal brains. Recent studies showed that …

Dexmedetomidine attenuates neurotoxicity induced by prenatal propofol exposure

J Li, M Xiong, PR Nadavaluru, W Zuo… - Journal of …, 2016 - journals.lww.com
Background: Anesthetic agents (eg, isoflurane, propofol) may cause neurodegeneration in
the developing brains and impair animals' learning ability. Dexmedetomidine (DEX), a …

Both JNK and P38 MAPK pathways participate in the protection by dexmedetomidine against isoflurane-induced neuroapoptosis in the hippocampus of neonatal rats

Z Liao, D Cao, X Han, C Liu, J Peng, Z Zuo, F Wang… - Brain research …, 2014 - Elsevier
Dexmedetomidine, a highly selective α2-adrenergic agonist, has been reported to attenuate
isoflurane-induced cognitive impairment and neuroapoptosis. However, the underlying …

Neonatal desflurane exposure induces more robust neuroapoptosis than do isoflurane and sevoflurane and impairs working memory

M Kodama, Y Satoh, Y Otsubo, Y Araki… - The Journal of the …, 2011 - pubs.asahq.org
Background In animal models, neonatal exposure to volatile anesthetics induces
neuroapoptosis, leading to memory deficits in adulthood. However, effects of neonatal …

The effects of dexmedetomidine on perinatal excitotoxic brain injury are mediated by the α2A-adrenoceptor subtype

A Paris, J Mantz, PH Tonner, L Hein… - Anesthesia & …, 2006 - journals.lww.com
IMPLICATIONS: In a model of excitotoxic brain injury, with striking similarities to human
perinatal hypoxic brain lesions, dexmedetomidine provides potent neuroprotection. This …

Effect of anesthesia on the developing brain: infant and fetus

DB Andropoulos - Fetal diagnosis and therapy, 2018 - karger.com
The potential for commonly used anesthetics and sedatives to cause neuroapoptosis and
other neurodegenerative changes in the developing mammalian brain has become evident …

Dexmedetomidine provides neuroprotection: impact on ketamine‐induced neuroapoptosis in the developing rat brain

X Duan, Y Li, C Zhou, L Huang… - Acta Anaesthesiologica …, 2014 - Wiley Online Library
Background Ketamine and dexmedetomidine are increasingly used in combination in
pediatric patients. This study examined the hypothesis that dexmedetomidine attenuated …