搜索结果: 1-11 共查到“Beas”相关记录11条 . 查询时间(0.078 秒)
探讨脂多糖(LPS)诱导人正常肺上皮BEAS-2B细胞凋亡的分子机制,并对己糖激酶2(HK2)在该效应中的作用进行分析。方法:采用不同浓度的LPS作用于BEAS-2B细胞建立损伤模型,CCK-8实验检测细胞存活率;Hoechst 33342染色及Annexin V/PI双染法分析细胞凋亡水平;通过使用线粒体凋亡通路抑制剂或者外在凋亡通路抑制剂鉴定细胞凋亡通路;在BEAS-2B细胞中转染HK2过表达...
EXPERIMENTAL FLOOD EARLY WARNING SYSTEM IN PARTS OF BEAS BASIN USING INTEGRATION OF WEATHER FORECASTING, HYDROLOGICAL AND HYDRODYNAMIC MODELS
flood early warning WRF hydrological modelling hydrodynamic modelling flood inundation
2019/2/27
The flood early warning for any country is very important due to possible saving of human life, minimizing economic losses and devising mitigation strategies. The present work highlights the experimen...
WATER RESOURCES STATUS AND AVAILABILITY ASSESSMENT IN CURRENT AND FUTURE CLIMATE CHANGE SCENARIOS FOR BEAS RIVER BASIN OF NORTH WESTERN HIMALAYA
Water balance Beas river basin snow melt runoff glacier melt Himalaya
2016/12/1
The water resources status and availability of any river basin is of primary importance for overall and sustainable development of any river basin. This study has been done in Beas river basin which i...
探讨125I粒子和60Co γ射线对非小细胞肺癌(NSCLC)A549细胞和正常支气管上皮BEAS-2B细胞生物学效应的影响。方法 A549、BEAS-2B细胞均行125I粒子和60Co γ射线不同剂量照射;集落形成实验检测细胞存活分数;流式细胞术检测细胞周期和细胞凋亡率;Western blot检测凋亡相关蛋白的表达水平。结果 A549细胞在4、6、8 Gy照射时,125I粒子组细胞克隆存活分数...
对Beas-2B细胞的遗传毒性评价
遗传毒性 染色体损伤 DNA损伤
2013/11/29
评价我国华中武汉地区PM2.5的遗传毒性,为开展该地区PM2.5的健康危害评估提供实验依据。方法 采集武汉市汉口和汉阳地区的PM2.5样本,以超声水提法提取水溶性组分用于遗传毒性评价。实验设1个对照组和6个剂量PM2.5处理组,剂量分别为6.25, 12.5, 25, 50, 100和200 mg·L-1,染毒24 h,分别采用微核实验和单细胞凝胶电泳实验测定PM2.5对Beas-2B细胞的染色体...
用大气细颗粒物(PM2.5)刺激人支气管上皮细胞(BEAS-2B细胞),探讨其脂质过氧化作用。方法 PM2.5采自河南省郑州市;实验细胞为人支气管上皮细胞。用0、12.5、25 μg/mL的PM2.5刺激BEAS-2B细胞4 h后,使用流式细胞仪检测其活性氧(ROS)水平;刺激BEAS-2B细胞8 h,用丙二醛试剂盒和超氧化物歧化酶活性测定试剂盒分别检测细胞裂解液中丙二醛(MDA)含量和超氧化物歧...
中国云南省宣威地区是世界非吸烟女性肺癌发病率最高的地区之一,其发病率是中国其他地方的20倍,前期研究认为,这种高肺癌发病率可能与当地出产和使用的烟煤燃烧产物中含有的二氧化硅颗粒物有关。本研究将从宣威地区出产的烟煤(C1烟煤)燃烧产物中分离二氧化硅颗粒物并进行表征,同时研究这种自然产出的二氧化硅颗粒物对正常人支气管上皮细胞(BEAS-2B)的体外毒性。方法 ①物理法从C1烟煤燃烧后的底灰中分离二氧化...
探讨外源性锌离子对人支气管上皮细胞环氧化酶2(COX-2)基因诱导表达及转录因子激活蛋白-1(AP-1)的转录活性调节作用。方法 以人支气管上皮细胞株BEAS-2B作为体外模型,Real-time PCR方法检测锌离子对BEAS-2B细胞COX-2基因表达影响;染色质免疫沉淀(ChIP) 实验检测50.0 μmol/L锌离子温育8 h后c-Jun(AP-1亚单位)和COX-2启动子的结合;用野生型...
THE TRANSLATION OF THE SONGS IN DISNEY’S BEAUTY AND THE BEAS:AN EXAMPLE OF MANIPULATION
Translation norms shifts manipulation source and target community
2009/10/19
The aim of this paper is to analyse the translation of the songs in Disney's Beauty and the Beast taking into account translation norms as defined by Toury (1995). The paper is divided into two main p...
Geochemistry of thermal waters along fault segments in the Beas and Parvati valleys (north-west Himalaya, Himachal Pradesh) and in the Sohna town (Haryana), India
thermal waters Himachal Pradesh carbon isotopes salinity dissolved gases
2017/8/9
A geochemical survey on thermal waters discharging in the Beas and Parvati valleys (Kulu District, Himachal Pradesh) and in the Sohna town (Gurgaon District, Haryana) was carried out in March 2002. Th...
云锡矿粉诱导永生化人支气管上皮细胞BEAS-2B恶性转化
永生化人支气管上皮细胞 BEAS-2B 矿粉 恶性转化
2008/8/26
目的:研究云锡矿粉对人支气管上皮细胞的致癌转化效应,以探讨云锡矿工肺癌病因及其机制。方法:采用永生化人支气管上皮细胞BEAS-2B细胞,设200μg/ml及50μg/ml剂量的2个氧化矿染毒组和1个溶剂对照组,染毒72h后,隔代染毒直至第9代。系统观察转化过程中细胞的生物学特性及血清抗性、锚着独立性生长能力等转化表型特征。结果:第20代时各组细胞均未表现出血清抗性,第25代200μg/ml组细胞出...