نتایج جستجو برای: rh
تعداد نتایج: 15396 فیلتر نتایج به سال:
Rh-based catalysts to be used for the synthesis of C -oxygenates from syngas were characterized with EPR, TPR, IR and 2 XPS methods. The chemical state of the Mn component was extensively studied with EPR after in situ reduction and treatment with various probe molecules. The results indicated that on the MnrSiO catalyst, Mn can exist as isolated Mn 2 ions on the surface of SiO through the form...
The effects of ceria and zirconia on the structure-function properties of supported rhodium catalysts (1.6 and 4 wt % Rh/γ-Al2O3) during CO exposure are described. Ceria and zirconia are introduced through two preparation methods: 1) ceria is deposited on γ-Al2O3 from [Ce(acac)3] and rhodium metal is subsequently added, and 2) through the controlled surface modification (CSM) technique, which i...
چکید ه سابقه و هدف توزیع گروههای خونی ABO و Rh در مناطق مختلف جغرافیایی, نژاد و قومیتهای مختلف متفاوت میباشد, این مطالعه به منظور بررسی فراوانی گروههای خونی ABO و Rh در جمعیت اهداکنندگان استان گلستان در سالهای 1389-1385انجام شد. مواد و روشها این مطالعه توصیفی، بر روی اهداکنندگان خون مراجعهکننده به سازمان انتقال خون استان گلستان طی سالهای 1389-1385 انجام شد. گروه خون هر اهداکنن...
Reproductive health (RH) has historically received low priority in the hierarchy of humanitarian response. Awareness of RH needs in emergencies began in the mid-1990s and led to the formation of the Inter-Agency Working Group (IAWG) for RH. Subsequently, the Minimum Initial Service Package (MISP), a set of guidelines for RH service delivery in crisis settings, was created. The objectives of the...
It is thought that the Rh antigens may be important in maintaining normal erythrocyte membrane integrity. Despite their name, Rh antigens are serologically present only on human erythrocytes. Rh structural polymorphisms are known to reside within a family of nonglycosylated Mr 32,000 integral membrane proteins that can be purified by hydroxylapatite chromatography. Mr 32,000 integral membrane p...
BACKGROUND Religious themes are commonly encountered in delusions and hallucinations associated with major mental disorders, and the form and content of presentation are significant in relation to both diagnosis and management. AIMS This study aimed to establish what is known about the frequency of occurrence of religious delusions (RD) and religious hallucinations (RH) and their inter-relati...
Introduction While the use of elevated middle cerebral artery peak systolic velocity (MCA PSV) in assessing fetal anaemia is well known, its occurrence is uncommon due to the current practice of giving prophylactic doses of ultrafiltered Rh (D) immunoglobulin (anti-D) in Rh (D) negative women. In mothers who do not receive prophylaxis with Rh immunoglobulin, the overall risk of immunisation for...
Background and purpose: Oral lichen planus is a chronic inflammatory disease of the oral mucosa. The exact cause is not yet well understood. Possible associations have been suggested between blood groups and susceptibility to various diseases. This study investigated the distribution of ABO blood groups and Rh system in patients with oral lichen planus in Iran. Materials and methods: In a cr...
We show that the photoreceptor rhodopsin (Rh) can exist in the membrane as a dimer or multimer using luminescence resonance energy transfer and FRET methods. Our approach looked for interactions between Rh molecules reconstituted into asolectin liposomes. The low receptor density used in the measurements ensured minimal receptor crowding and artifactual association. The fluorescently labeled Rh...
Rh nanoparticles have been fabricated by the evaporation method using the He gas in the Rh evaporation chamber, connected with the pre-evacuation chamber of BL6N1 at Aichi Synchrotron Radiation Center (Aichi SR). The electronic and geometric properties of the Rh nanoparticles have been verified without atmosphere exposure (in situ XPS) and after atmosphere exposure (ex situ XPS) using SR-XPS an...
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