Lipid profiling as an effective approach for identifying biomarkers/adverse events associated with pediatric
Cheng Wang1, Xianlin Han2, Fang Liu1
1Division of Neurotoxicology, National Center for Toxicological Research/Food and Drug Administration, Jefferson, AR 72079, USA.
Insights
Anesthetic exposure in children may cause neurotoxicity, impacting brain lipids. This review explores lipid changes as early indicators of potential anesthetic-induced central nervous system (CNS) damage.
Area of Science:
- Neuroscience
- Biochemistry
- Pediatric Medicine
Background:
- Central nervous system (CNS) adverse effects in pediatric populations are challenging to evaluate.
- Prolonged anesthetic exposure during sensitive developmental stages is linked to mitochondrial dysfunction, altered lipid metabolism, synaptogenesis issues, neuronal damage, and long-term behavioral deficits.
- Limited research exists on how anesthetic agents affect cellular lipids, the brain's most abundant components besides water.
Purpose of the Study:
- To determine if anesthetic-induced lipid profile changes in preclinical studies indicate early neurotoxicity.
- To investigate potential mechanisms of anesthetic-induced brain injury.
- To assess the utility of preclinical lipid biomarkers for early clinical detection of anesthetic-induced neurotoxicity.
Main Methods:
- Literature review of preclinical studies on anesthetic effects on brain lipid profiles.
- Analysis of proposed mechanisms underlying anesthetic-induced neurotoxicity.
- Evaluation of potential clinical applications of identified lipid biomarkers.
Main Results:
- Anesthetic-induced alterations in lipid profiles may signify early neurotoxic effects.
- Potential mechanisms involve mitochondrial dysfunction and aberrant lipid metabolism.
- Lipid biomarkers identified in preclinical research show promise for early detection.
Conclusions:
- Changes in brain lipid profiles warrant further investigation as potential early indicators of anesthetic-induced neurotoxicity in pediatric populations.
- Understanding the mechanisms of anesthetic neurotoxicity is crucial for developing preventative strategies.
- Lipid biomarkers could facilitate early clinical detection and intervention for anesthetic-induced neurotoxicity.
Abstract:
Adverse effects related to central nervous system (CNS) function in pediatric populations may, at times, be difficult, if not impossible to evaluate. Prolonged anesthetic exposure affects brain excitability and anesthesia during the most sensitive developmental stages and has been associated with mitochondrial dysfunction, aberrant lipid metabolism and synaptogenesis, subsequent neuronal damage, as well as long-term behavioral deficits. There has been limited research evaluating whether and how anesthetic agents affect cellular lipids, the most abundant components of the brain other than water. Therefore, this review discusses: (1) whether the observed anesthetic-induced changes in lipid profiles seen in preclinical studies represents early signs of neurotoxicity; (2) the potential mechanisms underlying anesthetic-induced brain injury; and (3) whether lipid biomarker(s) identified in preclinical studies can serve as markers for the early clinical detection of anesthetic-induced neurotoxicity.
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