نتایج جستجو برای: lipopolysaccharide oxidative stress

تعداد نتایج: 509250  

Journal: :Free radical biology & medicine 2008
Damon A Lowes Bensita M V Thottakam Nigel R Webster Michael P Murphy Helen F Galley

Sepsis is characterised by a systemic dysregulated inflammatory response and oxidative stress, often leading to organ failure and death. Development of organ dysfunction associated with sepsis is now accepted to be due at least in part to oxidative damage to mitochondria. MitoQ is an antioxidant selectively targeted to mitochondria that protects mitochondria from oxidative damage and which has ...

Journal: :Tropical Journal of Pharmaceutical Research 2023

Purpose: To investigate the therapeutic role of diosmetin in periodontitis and its probable mechanism action.Methods: Lipopolysaccharide (LPS) was used to induce periodontal cells. Cell viability apoptosis response LPS were evaluated using MTT TUNEL assays. The oxidative stress inflammatory responses LPS-induced effects cells detected enzyme-linked immunosorbent assay (ELISA). In addition, role...

Objective: Liver fibrosis is the primary sign of chronic liver injury induced by various causes. Thymoquinone (TQ) is the major ingredient of Nigella sativa with several beneficial effects on the body. In the present study, we aimed to investigate the effect of TQ on liver fibrosis in a lipopolysaccharide (LPS)-induced inflammation in male rats. Materials and methods: Fifty male Wistar rats wer...

A. Kuhad, Kanwaljit Chopra, N. Tirkey, S. Pilkhwal,

Septicaemia caused by gram-negative pathogens is a dangerous infection which is associated with high incidence of liver dysfunction. The severe and acute hepatotoxicity is presumably due to massive release of endotoxin into systemic circulation after bacterial killing. The direct toxic effect of endotoxin is probably due to the increased production of reactive oxygen intermediates as O 2 - , p...

Journal: :iranian journal of pharmaceutical sciences 0
mohammad javad khoshnoud department of toxicology and pharmacology, faculty of pharmacy baligh naji abdeh moghbel department of toxicology and pharmacology, faculty of pharmacy bita geramizadeh department of pathology, faculty of medicine hossein niknahad department of toxicology and pharmacology, faculty of pharmacy; pharmaceutical sciences research center, shiraz university of medical sciences, shiraz, iran

statins have antioxidant and anti-inflammatory effects that are not directly related to their cholesterol-lowering activity. this study aimed to investigate the effect of simvastatin on the extent of tissue damage in cisplatin-induced nephrotoxicity. simvastatin was orally given to rats in different doses (1, 2 and 4 mg/kg), 1 h prior to cisplatin injection (5 mg/kg, i.p.). all animals were dec...

Journal: :international journal of reproductive biomedicine 0
shahla sohrabipour adele jafari mohamad kamalinejad abdolfatah sarrafnejd taherah shahrestany hamid-reza sadeghipour

background: prepubertal varicocele has the most devastating effects on the testes. oxidative stress is the major cause leading to infertility in varicocele. the antioxidant properties of flaxseed (fs) treatment in some oxidative diseases have been reported. objective: this study aimed to evaluate the antioxidant effect of fs in prepubertal rats with experimental varicocele. materials and method...

Journal: :مجله علوم اعصاب شفای خاتم 0
mostafa kianfar pharmaceutical research center, pharmacy school, mashhad university of medical sciences, mashhad, iran alireza nezami pharmaceutical research center, pharmacy school, mashhad university of medical sciences, mashhad, iran gholamreza karimi pharmaceutical research center, pharmacy school, mashhad university of medical sciences, mashhad, iran soghra mehri pharmaceutical research center, pharmacy school, mashhad university of medical sciences, mashhad, iran

introduction: acrylamide (acr) known as a neurotoxic agent in human and animals. previous studies have been shown; fasudil improves neurological deficit and neuronal damage. in this study, the effect of fasudil, potent rho-kinase inhibitor, on acr-induced cytotoxicity was evaluated using pc12 cells as a suitable in vitro model. materials and methods: pc12 cells were exposed to different concent...

Journal: :iranian red crescent medical journal 0
hadi ansarihadipour department of biochemistry and genetics, arak university of medical sciences, arak, ir iran; department of biochemistry and genetics, arak university of medical sciences, arak, ir iran. tel: +98-8634173502, fax: +98-8634173529 hamidreza dorostkar student research committee, arak university of medical sciences, arak, ir iran

conclusions hemodialysis exacerbates oxidative stress and conformational changes of hb in patients with diabetes on hemodialysis. the frap value can be used as a positive determinant, while pco and hb derivatives can be used as negative determinants of oxidative stress in patients with diabetes. background diabetes is associated with an increased generation of reactive oxygen species (ros), whi...

Journal: :modares journal of medical sciences: pathobiology 2015
abolfazl dashti maliheh soodi nahid amani

objective: hexavalent chromium [cr (vi)] compounds are well-known environmental contaminants  generated from industrial processes. several studies have reported the harmful effects of cr (vi) on different organs, however, little is known about neurotoxic effects of cr (vi). the aim of this study is to investigate the toxic effects of cr (vi) on pc12 cells. methods: pc12 cells were cultured foll...

Journal: :Tropical Journal of Pharmaceutical Research 2023

Purpose: To investigate the role of embelin in periodontal ligament stem cells (PDLSCs) an vitro model periodontitis.Methods: Lipopolysaccharide (LPS)-stimulated PDLSCs was used to construct a periodontitis cell model. treatment group were pretreated with different concentrations Embelin, and CCK-8 TUNEL staining analyze viability apoptosis. Enzyme-linked immunosorbent assay (ELISA) kits evalua...

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