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040 _aEG-GiCUC
_beng
_cEG-GiCUC
041 0 _aeng
049 _aDeposite
097 _aPh.D
099 _aCai01.08.09.Ph.D.2020.Ne.P
100 0 _aNesma Mohamed Esmat Aboelnasr
245 1 0 _aPossible effect of an angiotensin II receptor blocker against hepatic non- enzymatic glycation associated with insulin resistance-induced in rats /
_cNesma Mohamed Esmat Abo Elnasr ; Supervised Hanan Elabhar , Sawsan Salah Elden , Salwa Mohamed Nofal
246 1 5 _aالتأثير المحتمل لأحد مقيدات مستقبل الانجيوتنسين 2 ضد تكوين التسكر الكبدى غير الانزيمى المصاحب لمقاومة الانسولين المحدث فى الجرذان
260 _aCairo :
_bNesma Mohamed Esmat Aboelnasr ,
_c2020
300 _a139 P . :
_bcharts , facsmilies ;
_c25cm
502 _aThesis (Ph.D.) - Cairo University - Faculty of Pharmacy - Department of Pharmacology and Toxicology
520 _aOlmesartan (OLM), an angiotensin receptor blocker, was tested against diabetes/insulin resistance (IR) models associated with renal/cardiovascular complications. Methods: we tested its potential role against diabetes-induced hepatic hitches using an IR/type2 diabetic (IR/D) model induced by high fat/high fructose diet for 7 weeks + a single sub-diabetogenic dose of streptozotocin (35mg/ kg; i.p). IR/D rats were orally treated with OLM (10 mg/kg), pioglitazone (PIO; 5 or 10 mg/kg) or their combinations for 4 consecutive weeks. OLM alone opposed the detrimental effects of IR/D; it significantly improved metabolic parameters, liver function, and abated hepatic oxidative stress, and inflammatory cytokine interleukin-6 (IL-6) and its upstream mediator nuclear factor kappa B. Consequently, OLM turned off the downstream cue p- Jak2/STAT3/SOCS3. Moreover, it suppressed the elevated AGE/RAGE/p-JNK pathway and increased the PPAR-{u0264} /adiponectin cue to signify its anti-inflammatory and anti-oxidant capacity (GSH, MDA). Nevertheless, co-administration of OLM to PIO showed a synergistic improvement in all the aforementioned parameters in a dose dependent manner. Additionally, OLM with PIO 10 provoked a surge in hepatic PPAR-{u0264} and adiponectin (5 and 6 folds) with a sharp decrease of about 85% in the NF-mB/IL-6/p-STAT3/SOCS3 pathway. These effects were confirmed by the histopathological study. In conclusion, OLM and its combination with PIO enhanced insulin sensitivity and guarded against hepatic complications associated with type 2 diabetes probably via modulating various inter-related pathways; namely, metabolic alteration, renin-angiotensin system, inflammatory trajectories, as well as oxidative stress. This study manifests the potential synergistic effects of OLM as an adjuvant therapy to the conventional antidiabetic therapies
530 _aIssued also as CD
653 4 _aDiabetes
653 4 _aInsulin resistance
653 4 _aOlmesartan
700 0 _aHanan Elabhar ,
_eSupervisor
700 0 _aSalwa Mohamed Nofal ,
_eSupervisor
700 0 _aSawsan Salah Elden ,
_eSupervisor
856 _uhttp://172.23.153.220/th.pdf
905 _aAmira
_eCataloger
905 _aNazla
_eRevisor
942 _2ddc
_cTH
999 _c77905
_d77905