نتایج جستجو برای: کانال کلسیمی پیشسیناپسی نوع pq

تعداد نتایج: 149085  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اراک - دانشکده علوم انسانی 1389

کلسیم به عنوان پیامبر ثانویه نقش مهمی در پدیده های زیستی ایفا می نماید. بنابراین هومئوستازی کلسیم بعنوان یک روند کاملاًَ تنظیم شده در مایع خارج و داخل سلولی مهم است. در شرایط طبیعی غلظت کلسیم داخل سلولی کم در حالیکه تحت شرایط پاتولوژیک، غلظت داخل سلولی کلسیم افزایش می یابد. افزایش غیر طبیعی این یون در داخل سلول منجر به مرگ سلولی می شود. در این خصوص شواهد نشان می دهند که افزایش یون کلسیم منجر به ا...

Paraquat (PQ), is one of the most widely used herbicides all over the world. PQ could induce dopaminergic cell death. Since dopamine involves in memory processing, we investigated the recovery effect of vitamin C on spatial memory along with oxidative stress parameters during PQ induced neurotoxicity in male rats. Rats were divided into five groups (n= 7): control (saline 0.9%), PQ (2.67 and 5 ...

Edaravone, an antioxidant and radical scavenger, showed protective effects against oxidative stress-like condition. Paraquat (PQ) is a toxic herbicide considerable evidence suggests that oxidative stress and mitochondrial dysfunction contribute to PQ toxicity. In this study, protective effect of edaravone against PQ induced toxicity and reactive oxygen species (ROS) generation in A549 cells and...

2006
A. R. CAMINA

Let D:= (X,B,I) be a 2-design. For each xeX set Bx:= {jeB:xIj}, and define Xh dually for each h e B. We call D reduced if Xh = Xt implies that h = i for all h,ieB. Assume that D is a reduced 2-design with parameters v, b, k, r, X. Let G be a flag transitive automorphism group of D. By F*(G) we mean (as usual) the generalized Fitting subgroup of G which is defined to be the inverse image in G of...

A BAKHTIARIAN, H SABERI, M KARAMI, M OMIDI, M RAMAZANI, M REZAYAT,

Paraquat (PQ) is a widely used herbicide. However, a large number of cases of accidental or suicidal poisoning from PQ has been reported. Membrane damage induced by lipid peroxidation, inactivation of protein or damage to DNA by radical formation have been suggested as toxicity mechanisms of PQ. In the present work, the effects of atropine, propranolol, procainamide and dipyridamole on PQ-...

Journal: :Journal of High Energy Physics 2021

A bstract Parity solutions to the strong CP problem are a compelling alternative approaches based on Peccei-Quinn symmetry, particularly given expected violation of global symmetries in theory quantum gravity. The most natural these break parity at low scale, giving rise host experimentally accessible signals. We assess status simplest parity-based solution light LHC data and flavor constraints...

Objective: Paraquat (PQ) is a herbicide which induces oxidative stress and inflammation. Anti-inflammatory and anti-oxidant effects were shown for Zataria multiflora (Z. multiflora) and carvacrol previously. The effects of Z. multiflora hydroalcoholic extract and carvacrol on systemic inflammation and oxidative stressinduced by inhaled PQ were examine...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اراک - دانشکده علوم پایه 1391

در این پژوهش، پس از باز نمودن ناحیه پشتی رت های بالغ، یک جفت گانگلیون l5 از گانگلیون های ریشه پشتی نخاع خارج و به 5 گروه تقسیم شدند: 1- گانگلیون های لحظه زمانی صفر که بلافاصله فیکس شدند. 2- گانگلیون های کشت شده برای 72 و 96 ساعت (گروه کنترل) 3- گانگلیون های کشت شده برای 72 و 96 ساعت در حضور egta (5 میلی مولار) 4- گانگلیون های کشت شده برای 72 و 96 ساعت در حضور edta (5 میلی مولار) 5- گانگلیون های...

Journal: :medical journal of islamic republic of iran 0
m rezayat from the dept. of pharmacology, school of medicine, tehran university of medical sciences, tehran, islamic republic of iran. m omidi m ramazani m karami h saberi a bakhtiarian

paraquat (pq) is a widely used herbicide. however, a large number of cases of accidental or suicidal poisoning from pq has been reported. membrane damage induced by lipid peroxidation, inactivation of protein or damage to dna by radical formation have been suggested as toxicity mechanisms of pq. in the present work, the effects of atropine, propranolol, procainamide and dipyridamole on pq-induc...

2008

Let E pq be the vertical homology Hg(E 0 p∗) of this complex. In other words, if Z pq = ker(d v pq), B pq = im(d v p,q+1), then E pq = Z 1 pq/B 1 pq. We note that d h induces maps E pq → E p−1,q as follows. The condition dd = −dd shows that d(Z pq) ⊆ Z p−1,q and d(B pq) ⊆ B p−1,q; therefore, there is a homomorphism d̃pq : E 1 pq → E p−1,q. Let E pq be the horizontal homology Hp(E ∗q) of this com...

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