نتایج جستجو برای: غشاء pd

تعداد نتایج: 60287  

Background: Parkinson’s disease (PD) is one of the most common neurodegenerative diseases (ND). Studies have demonstrated that biochemical markers have an association with PD. We aimed to investigate an association of biochemical markers including calcium, vitamin D, alkaline phosphatase (ALP), parathormone (PTH), and phosphorous with PD. Methods: This study was conducted on 139 PD patients an...

Ali Ebrahimi, Anahita Ghazaghi, Bita Zargaran, Malihe Bahadoran,

Parkinson`s disease (PD) is the second most common neurodegenerative disorder after Alzheimer`s disease. It is a chronic and progressive disease, and mostly afflicts elderlies. PD starts with sudden onsets and the exact cause of the disease is still unknown, however there are some early symptoms that can help us to diagnose the disease and ameliorate its effects. PD is a multi-factorial disease...

محسنی , اسداله, ناطقی , غلام رضا,

Background and purpose : Panic disorder (PD) and MVP are relatively Çommon disorders, and the relation between them has been noticed by researchers. The question, weather, MVP is more common in PD patients than the whole non PD population, has not been answered yet. Ïn order to answer the question, this study was designed and performed. Materials and methods : This descriptive study, has b...

Objective(s): Program death 1 (PD-1)/ program death-ligand 1 (PD-L1) pathways, as the main inhibitory checkpoints, induce immunosuppression in the tumor microenvironment (TME). Despite the importance of inhibitor checkpoint receptor (ICR) blockers, their outcomes have been limited by the low immune response rate and induced acquired resistance. Pre-existing tumor-speci...

An efficient procedure and green route has been developed by using eco-friendly green synthesized palladium nanoparticles (Pd-NPs) as reusable heterogeneous nanocatalyst (Pd@nanocat) for the synthesis of diaryl ethers from the cross coupling reaction of the aryl halides with the phenol in the presence of dimethylsulfoxide (DMSO) as a solvent at 110 oC under natural ligand condition capped Pd-NP...

Recently, UHF partial discharge (PD) detection on power transformers attracts lots of attentions. For the transformers already installed in power network, the UHF signals can be captured only by UHF probes installed through oil drain valve. Although UHF probes are commercially produced, there are a lot of missing information on characteristics and features of these probes for PD detection. In t...

A. A. Babaluo B. Bayati P. Ahmadian Namini

Due to unique applications of palladium nanoparticles, synthesis of these nanoparticles by a simple and low cost method is very important. In this work, Pd nanoparticles were synthesized with narrow size distribution by loading metal salt (Pd(OAc)2 ) into the polymeric matrix (PEG) as reducing agent and stabilizer. Also, the effect of metal salt concentration and PEG molecular weight on the con...

Journal: :Journal of the American Chemical Society 2012
David C Powers Eunsung Lee Alireza Ariafard Melanie S Sanford Brian F Yates Allan J Canty Tobias Ritter

Oxidation of binuclear Pd(II) complexes with PhICl(2) or PhI(OAc)(2) has previously been shown to afford binuclear Pd(III) complexes featuring a Pd-Pd bond. In contrast, oxidation of binuclear Pd(II) complexes with electrophilic trifluoromethylating ("CF(3)(+)") reagents has been reported to afford mononuclear Pd(IV) complexes. Herein, we report experimental and computational studies of the oxi...

ژورنال: محیط زیست جانوری 2015
شقایق روغنیان قزوینی شهین احمدیان, عطیه قاسمی علی اکبر مراتان مهشید شفیع زاده

نتایج حاصل از مطالعات انجام شده در سال‌ های اخیر نشان می ‌دهد که گونه‌ های الیگومری، به ‌عنوان حدواسط ‌های سمی در روند تشکیل تجمعات آمیلوئیدی، از طریق افزایش نفوذپذیری غشاهای بیولوژیک منجر به مرگ سلولی می ‌شوند. در این بین غشاء میتوکندری از اهمیت به ‌سزائی برخوردار است به‌ گونه ‌ای که اختلال در عملکرد میتوکندری ویژگی بارز بسیاری از بیماری‌ های مرتبط با تجمع پروتئین‌ هاست. در نتیجه به‌ منظور برر...

Journal: :iranian journal of pharmaceutical research 0
somaye shahraki department of chemistry, university of sistan & baluchestan, zahedan, hassan mansouri torshizi department of chemistry, university of sistan & baluchestan, zahedan ziba sori nezami department of chemistry, university of sistan & baluchestan, zahedan, arezou ghahghaei department of biology, university of sistan & baluchestan, zahedan fateme yaghoubi department of chemistry, university of sistan & baluchestan, zahedan adeleh divsalar department of biological sciences, tarbiat moallem university, tehran

in depth interaction studies between calf thymus deoxyribonucleic acid (ct-dna) and a series of four structurally relative palladium(ii) complexes [pd(en)(hb)](no3)2 (a-d), where en is ethylenediamine and heterocyclic base (hb) is 2,2'-bipyridine (bpy, a); 1,10-phenanthroline (phen, b); dipyridoquinoxaline (dpq, c) and dipyridophenazine (dppz, d) (figure 1), were performed. these studies h...

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