ArticleEuropean journal of histochemistry : EJH2019
Bradykinin and noradrenaline preconditioning influences level of antioxidant enzymes SOD, CuZn-SOD, Mn-SOD and catalase in the white matter of spinal cord in rabbits after ischemia/reperfusion.
Article in European journal of histochemistry : EJH, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.
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Who cites it
6 citing papers in PubMed, 15 citations in OpenAlex.
- Bradykinin-bradykinin 2 receptor and oxidative stress.Annals of medicine · 2025Review
- β-adrenergic signaling triggers enteric glial reactivity and acute enteric gliosis during surgery.Journal of neuroinflammation · 2023Article
- Article
- Antioxidant activity of Lactobacillus plantarum NJAU-01 in an animal model of aging.BMC microbiology · 2021Article
- Effects of Nrf1 in Hypothalamic Paraventricular Nucleus on Regulating the Blood Pressure During Hypertension.Frontiers in neuroscience · 2021Article
- Twenty years of histochemistry in the third millennium, browsing the scientific literature.European journal of histochemistry : EJH · 2020Article
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Authors and funding
6 authors at 2 institutions in 1 country.
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Abstract
The aim of present work is to assess the effects of bradykinin (Br) or noradrenaline (Nor) preconditioning to the levels of antioxidant enzymes: superoxide dismutase (SOD), copper, zinc superoxide dismutase (CuZn-SOD), manganese superoxide dismutase (Mn-SOD) and catalase in ischemia/reperfusion (I/R) model in the rabbit spinal cord white matter as well as effect on glial fibrillary acidic protein (GFAP) and ubiquitin immunoreaction in glial cells. Rabbits were preconditioned by intraperitoneal single dose of Br or Nor 48 h prior to 20 min of ischemia followed by 24 or 48 h of reperfusion. White matter of L3-L6 spinal cord segments was used for comparison of antioxidant enzyme levels in sham control, ischemic groups and four preconditioned groups. The total SOD level in the Br or Nor preconditioned groups after 48 h of reperfusion was increased vs Br or Nor preconditioned groups after 24 h of reperfusion. The comparison among the ischemic group vs Br preconditioned (P<0.05), and Nor preconditioned (P<0.001) groups after 48 h of reperfusion, showed statistically significant decrease of Mn-SOD activity. Tissue catalase level activity was significantly decreased in the Br preconditioned group after 48 h of reperfusion (P<0.05) and Nor preconditioned groups after 24 h of reperfusion (P<0.001) and also after 48 h of reperfusion (P<0.001), in comparison to ischemic group after 48 h of reperfusion. Significantly decreased tissue catalase activity (P<0.05) in both Nor preconditioned groups after 24 or 48 h of reperfusion was measured vs Br preconditioned group after 48 h of reperfusion. According to our results, in the white matter, activation of stress proteins in glial cells, as well as antioxidant enzymes levels, were influenced by pharmacological preconditioning followed by 20 min of ischemia and 24 or 48 h of reperfusion. These changes contribute to ischemic tolerance acquisition and tissue protection from oxidative stress during reperfusion period.
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