搜索结果: 1-15 共查到“理学 Mica”相关记录42条 . 查询时间(0.208 秒)
miR-93-5p靶向MICA基因促进宫颈癌细胞活力并上调NK细胞Th1细胞因子表达
miR-93-5p 主要组织相容性复合体Ⅰ类相关基因A NK细胞 宫颈癌
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2020/6/19
为研究miR-93-5p、主要组织相容性复合体Ⅰ类相关基因A（MHC class Ⅰ chain-related gene A, MICA）对宫颈癌细胞增殖及NK细胞Th1细胞因子分泌的影响及机制，采用qRT-PCR法检测人正常宫颈细胞Ect1/E67、人宫颈癌细胞HeLa中miR-93-5p的表达；在miR-93-5p mimics组（转染miR-93-5p mimics）、miR-NC组（转染...
γδT细胞对膀胱癌细胞的细胞毒活性及MICA/B蛋白在膀胱癌中的表达
膀胱肿瘤 受体 抗原 T细胞 &gamma &delta MICA/B T淋巴细胞 细胞毒性
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2018/12/6
目的：初步探索γδT细胞在抗膀胱癌过程中的作用及其识别的应激蛋白MICA/B在膀胱癌中的表达情况。方法：经帕米磷酸二钠体外扩增培养膀胱癌患者外周血来源的γδT细胞，利用流式细胞术检测γδT细胞的纯度、扩增效率和经佛波酯/离子霉素（PMA/ionomycin）刺激后CD107a的表达，通过细胞毒实验检测其对膀胱癌细胞株的细胞毒作用；采用流式细胞术和免疫组织化学染色法分别检测膀胱癌细胞株表面和膀胱癌组...
Research on Photocatalysis Properties of Nano TiO2/Mica Composite Material Prepared by the Method of Hydrolysis–Precipitation
Composite Material Hydrolysis – Precipitation Photocatalyst TiO2/M
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2011/11/14
Using muscovite as the carrier, TiCl4 as the source of titanium, urea as the precipitating agent, nano-TiO2/mica photocatalyst (TiO2/M) was prepared by the method of hydrolysis–precipitation. The as -...
广州地区106例汉族人群MICA和MICB微卫星基因座单体型研究The Study on the Haplotype of MICA and MICB Microsatellite LocusIn Guangzhou Han Population
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2007/12/20
摘要
3.84, P3.84, P<0.05）, and they were strong linkage disequilibria. The polymorphisms and haplotypes distributions of MICA and MICB microsatellite locus in Guangzhou Han population have their own g...
Mica Structure and Fibrous Growth of Illite
Illite Fibers Illite Laths Mica Structure
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2011/12/5
Abstract: The relative growth rates of the three joint chains of silica tetrahedra and metal octahedra in the [100], [110] and [110] directions within the mica layer (referring to the 1M unit-cell) se...
Perturbative Theory of Mica Polytypism. Role of the M2 Layer in the Formation of Inhomogeneous Polytypes
Crystal Growth Long-Period Polytypes Mica Polytypism
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2011/12/2
Abstract: A new model is proposed to explain, within the framework of the theory of spiral growth of Frank, the formation on inhomogeneous mica polytypes. This model relates the interaction and cooper...
Chlorite, Corrensite, and Chlorite-Mica in Late Jurassic Fluvio-Lacustrine Sediments of the Cameros Basin of Northeastern Spain
Cameros Basin Chlorite Chlorite-Mica Corrensite EMPA Low-Grade Metamorphism Sedimentary Facies Spain XRD
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2011/12/6
Abstract: The distribution and crystal-chemical characteristics of chlorite, corrensite, and mica in samples from a stratigraphic profile in the Cameros basin are controlled by changes in the sediment...
A Synthetic Na-Rich Mica: Synthesis and Characterization by 27Al and 29Si Magic Angle Spinning Nuclear Magnetic Resonance Spectroscopy
KGa-1 MAS NMR Spectroscopy Metakaolinite Mica Na Mica Synthetic Clay Mineral
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2011/12/7
Abstract: A swelling mica, Na2Mg3(Al2Si2)O10F2·xH2O, (hereafter “Na-4 mica”) was synthesized from metakaolinite + MgO and Mg aluminosilicate gels at different temperatures and durations using NaF flux...
Vibrational analysis of the dioctahedral mica: 2M1 muscovite
Vibrational analysis dioctahedral mica 2M1 muscovite
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2012/3/31
Raman spectra and lattice dynamics calculations are presented for the dioctahedral mica, musco-
and B species were fitvite. Calculated fundamental mode frequencies for the Raman-active and A
to obs...
Interstratification in Expandable Mica Produced by Cation-Exchange Treatment
1H MAS NMR Spectra 23Na 29Si Cation Exchange Interstratification Migration
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2011/12/8
Abstract: A unique interstratified expandable mica was obtained by cation exchange treatments using an expandable mica synthesized from talc. The 23Na magic angle spinning (MAS) nuclear magnetic reson...
Refined Relationships between Chemical Composition of Dioctahedral Fine-Grained Mica Minerals and Their Infrared Spectra within the OH Stretching Region. Part I: Identification of the OH Stretching Bands
Celadonite Glauconite Illite IR Spectra Leucophyllite OH Stretching Frequency
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2011/12/9
Abstract: A large and representative collection of clay-size dioctahedral mica minerals differing in their chemical compositions has been studied by infrared (IR) spectroscopy in the OH stretching vib...
Intercalation of N-Alkyltrimethylammonium into Swelling Fluoro-Mica
Fluoro-Mica Intercalation N-Alkyltrimethylammonium XRD Cation Exchange
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2011/12/27
Abstract: Trimethylammonium ions (TMA+) with formula CH3(CH2)n−1 N+(CH3)3, with n = 4, 8, 12, 16, 18 and 22 were intercalated into synthetic Li-fluorotaeniolite (Li-FTN) and Li-fluorohectorite (...
Formation of Mica During Experimental Alteration of K-Feldspar
Dissolution mechanism Experimental alteration Fibrous boehmite K-feldspar Mica
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2011/12/28
Experimental alterations of K-feldspar in distilled-deionized water at 150°, 175°, 200°, and 225°C were performed. The alteration products and dissolution mechanism of K-feldspar were examined by X-ra...
Illite from the Potsdam Sandstone of New York: A Probable Noncentrosymmetric Mica Structure
Illite Mica Noncentrosymmetric Polytype Powder X-ray diffraction Space group C2
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2011/12/1
Abstract: Illite from the Potsdam Sandstone (lower Ordovician) of Northwestern New York was studied by powder X-ray diffraction, scanning electron microscopy, and chemically analyzed and dated by the ...
Size of Mica Domains and Distribution of the Adsorbed Na-Ca Ions
Electrophoretic mobility Mica domains Photon correlation spectroscopy
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2011/12/29
Mica domains have received less attention in the literature than smectite quasi-crystals. This study was conducted to determine whether mica crystals form domains in suspension, the conditions in whic...