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[Observation on the changes of lipid peroxidation in neonates with sclerema]
Insights
Free radicals and lipid peroxide injury are implicated in sclerema neonatorum. This study found increased lipid peroxidation (LPO) and decreased superoxide dismutase (SOD) in affected newborns, suggesting free radical involvement in disease development.
Area of Science:
- Biochemistry
- Neonatology
- Oxidative Stress
Context:
- Sclerema neonatorum is a serious condition affecting newborns.
- The exact pathogenesis of sclerema neonatorum is not fully understood.
- Oxidative stress is increasingly recognized as a factor in various neonatal diseases.
Purpose:
- To investigate the role of free radicals and lipid peroxidation in the pathogenesis of sclerema neonatorum.
- To compare levels of lipid peroxidation (LPO) and superoxide dismutase (SOD) in newborns with and without sclerema neonatorum.
- To assess the correlation between disease severity and markers of oxidative stress.
Summary:
- Thirty-six newborns with sclerema neonatorum (mild and severe groups) and 28 controls were studied.
- Plasma LPO levels were significantly elevated, and SOD activity was significantly decreased in newborns with sclerema compared to controls (P < 0.01).
- Higher LPO and lower SOD levels were observed in the severe sclerema group compared to the mild group (P < 0.01).
Impact:
- The findings suggest a significant role for free radicals and lipid peroxidation in the development of sclerema neonatorum.
- Increased free radical production is indicated in affected neonates.
- This research provides insights into potential therapeutic targets for managing sclerema neonatorum.
Abstract:
Thirty-six hospitalized newborn infants with sclerema (case group), which were divided into mild group(n = 18) and severe group(n = 18), and 28 normal neonates (normal control group) were selected to measure the changes of blood lipid peroxidation (LPO) and superoxide dismutase(SOD) so as to study the role of free radicals and lipid peroxide injury the pathogenesis of the entity. The results showed that the plasma LPO contents were significantly increased and SOD were significantly decreased in the case group when compared with those in the normal group (P < 0.01). The plasma LPO was significantly higher and SOD activity was significantly lower in the severe group than those in the mild group (P < 0.01). The study indicates that the free radicals produced in sclerema neonatorum are great in amount and suggests that free radicals possibly participate in the pathogenesis of the disease.