砷

A method for determination of trace arsenic in high-purity boracic acid by hydride generation atomic fluorescence spectrometry is presented.

研究了氢化物-原子荧光光谱法测定高纯硼酸中痕量砷的方法。

Objective: To explore the apoptosis rate of cell line K562 induced by combined arsenic trioxide with ascorbic acid for clinical application.

目的：观察维生素C与三氧化二砷相互联用时K562细胞株凋亡率的变化。

Objective To study the effect of all-trans retinoic acid and arsenic trioxide (As2O3) on tissue factor expression and procoagulant activity of acute promyelocytic leukemia cells in vivo and in vitro.

目的探讨全反式维甲酸和三氧化二砷（As2O3）在体内外对急性早幼粒细胞性白血病细胞组织因子表达的影响。

Combined arsenic and retinoic acid treatment enhances differentiation and apoptosis in arsenicresistant NB4 cells.

全反式维甲酸与亚砷酸联合柔红霉素对NB4细胞CD11b表达的影响。

The significance of combined therapy of arsenic trioxide and alltrans retinoic acid in treating acute promyelocytic leukemia.

全反式维甲酸联合三氧化二砷治疗初发急性早幼粒细胞白血病的疗效观察。

Objective To investigate the effects of all-trans retinoic acid,arsenic trioxide(As2O3) and daunorubicin on tissue factor expression in acute promyelocytic leukemia cell line NB4 cells.

目的 探讨全反式维甲酸、三氧化二砷（As2O3）及柔红霉素对急性早幼粒细胞白血病细胞株NB4细胞组织因子表达的影响。

K562 cells were treated with different concentration of ascorbic acid and arsenic trioxide for different time, then the apoptosis of K562 cells was detected by transmission electron microscope and analyzed by flow cytometry with prodium iodide.

联用不同浓度的维生素C与三氧化二砷孵育K562细胞株不同时间，采用电镜观察及流式细胞术通过PI染色检测在两种药物单用及联用情况下的细胞凋亡比例。

Objective:To observe the therapeutic efficacy and side effect of all-trans retinoic acid combined with arsenic trioxide(As2O3)on newly-diagnosed patients with acute promyelocytic leukemia.

目的：观察全反式维甲酸联合三氧化二砷(As2O3)治疗初发急性早幼粒细胞白血病的疗效和不良反应。

Results Under normal production conditions, concentration of sulfuric acid, hydrochloric acid, arsenic hydrogen and sodium hydroxide which could cause occupational hazardous accidents met the occupational exposure limits.

结果 在正常的生产条件下引起职业病危害事故的硫酸、盐酸、砷化氢和氢氧化钠的浓度符合职业接触限值。

AbstractObjectiveTo observe the therapeutic efficacy of all-trans retinoic acid combined with arsenic trioxide(As2O3) on acute promyelocytic leukemia.

中文摘要：摘要目的研究全反式维A酸联合三氧化二砷治疗急性早幼粒细胞性白血病可产生的协同作用。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。