نتایج جستجو برای: cmk

تعداد نتایج: 341  

2002
Leonid A. Solovyov Vladimir I. Zaikovskii Alexandr N. Shmakov Oleg V. Belousov Ryong Ryoo

The model of structure and structural transformation of the mesostructured carbon material CMK-1 was established by X-ray powder diffraction (XRD) and transmission electron microscopy (TEM) investigations. The investigations showed that the enantiomeric carbon subframeworks formed within the pores of the MCM48 mesoporous template used for the material synthesis displaced with respect to one ano...

2011
Deyanira Pacheco-Tovar Argelia López-Luna Rafael Herrera-Esparza Esperanza Avalos-Díaz

Apoptosis plays a role in pemphigus IgG-dependent acantholysis; theoretically, the blockade of the caspase pathway could prevent the blistering that is caused by pemphigus autoantibodies. Using this strategy, we attempted to block the pathogenic effect of pemphigus IgG in Balb/c mice by using the caspase inhibitor Ac-DEVD-CMK. This inhibitor was administrated before the injection of pemphigus I...

Journal: :Blood 1993
M S Kunzi J E Groopman

Impaired megakaryocytopoiesis may be a contributing factor to thrombocytopenia associated with human immunodeficiency virus (HIV) infection. Because HIV isolates differ in their host range and pathogenicity, we investigated whether HIV strains with demonstrable cell tropism and increased cytopathicity for megakaryocytes could be derived from the blood of thrombocytopenic HIV-infected individual...

Journal: :Science China. Materials 2023

Aqueous zinc-ion batteries (AZIBs) have become a current research hotspot owing to their high security and cost-effectiveness. However, the dissolution of electrode materials, low intrinsic conductivity, slow reaction kinetics seriously hinder practical application. Herein, sulfur-containing organic small molecule (seriniquinone, SQ), which plays significant role in melanoma treatment, was synt...

ژورنال: :مجله دانشگاه علوم پزشکی مازندران 0
هادی رحیم زاده برزکی hadi rahimzadeh barzoki msc in environmental health engineering, environmental health research center, faculty of health, golestan university of medical sciences, gorgan, iranکارشناس ارشد مهندسی بهداشت محیط، مرکز تحقیقات بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی گلستان، گرگان، ایران علیرضا رحمانی alireza rahmani professor, department of environmental health engineering, faculty of health, hamedan university of medical sciences, hamedan, iranاستاد، گروه مهندسی بهداشت محیط، دانشگاه علوم پزشکی همدان، همدان، ایران یوسف دادبان شهامت yousef dadban shahamat assistant professor, environmental health research center, golestan university of medical sciences, gorgan, iranگرگان: دانشکده بهداشت، گروه مهندسی بهداشت محیط، دانشگاه علوم پزشکی گلستان سمیه بیرامی somayeh beirami msc in analytical chemistry, golestan university of medical sciences, gorgan, iranکارشناس ارشد شیمی تجزیه، دانشگاه علوم پزشکی گلستان، گرگان، ایران

سابقه و هدف: 2و4 دی نیتروفنل به طور گسترده برای تولید رنگ، چسب و مواد نگهدارنده چوب، حلال ها، مواد قابل انفجارو آفت کش ها استفاده می شود. به دلیل سمیت زیاد و عدم تجزیه پذیری زیستی آن باید نسبت به حذف آن و عدم ورود به منابع آبی اقدام کرد. هدف این تحقیق استفاده از نانوحفره کربنی cmk-3 به عنوان جاذب در حذف 2و 4 دی نیتروفنل از محلول های آبی است. مواد و روش ها: این پژوهش یک مطالعه تجربی است. ابتدا ن...

Journal: :Catalysis Today 2021

Catalytic transformation of 5-hydroxymethylfurfural (HMF) to produce 2,5-dimethylfuran (2,5-DMF) was studied over bimetallic (PtIr) and monometallic (Pt) catalysts supported on CMK-3 SBA-15 mesoporous materials. The optimum temperature hydrogen pressure for the maximum production 2,5-DMF were 120 °C 15 atm, respectively. Increases in decreased selectivity 2,5-DMF. broadly characterized by diffe...

Journal: :Journal of the American Chemical Society 2007
Yubao Sun Lin Zhuang Juntao Lu Xinlin Hong Peifang Liu

Combined experimental and computational studies show that, upon reducing the diameter of Pt nanoparticles down to 1 nm, a collapse in the crystalline structure occurs spontaneously and the thus-induced quantum size effect causes a decline in the catalytic activity toward H2 electrooxidation. Platinum has been playing a vital role in heterogeneous catalysis, especially for low-temperature fuel c...

Journal: : 2021

CMK’nin alt?nc? kitab?n?n “Ola?anüstü Kanun Yollar?” ba?l?kl? üçüncü k?sm?n?n bölümünde yer alan m.314/1-c hükmüne göre, “Kesinle?en bir hükümle sonuçlanm?? olan dava a?a??da yaz?l? hâllerde san?k veya hükümlünün aleyhine olarak yarg?laman?n yenilenmesi yolu ile tekrar görülür: (…) San?k beraat ettikten sonra suçla ilgili hâkim önünde güvenilebilir nitelikte ikrarda bulunmu?sa.” Çal??mam?zda, ö...

Journal: :The European respiratory journal 2000
M Lévy E Souil S Sabry F Favatier P Vaugelade J C Mercier J Dall'Ava-Santucci A T Dinh-Xuan

The aim of this study was to determine which endothelial factors were involved in the decrease of pulmonary vascular resistance at birth, and how they changed with maturation. Response of intrapulmonary artery rings precontracted with prostaglandin F2alpha were studied from piglets aged <2 h, 2-3 day, 10 day and adult pigs for pharmacological responses to acetylcholine (ACh) and cromakalim (CMK...

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