arsenate相关论文
目的探讨氟砷联合暴露对大鼠成骨细胞(OB)增殖、分化及β-连环蛋白(β-catenin)表达的影响。方法取12只出生1~3 d sprague dawley(SD)大......
The ubiquitous arsenic in groundwater poses a great risk to human health due to its environmental toxicity and carcinoge......
Arsenic uptake and transport of Pteris vittata L. as influenced by phosphate and inorganic arsenic s
In order to understand the similarity or difference of inorganic As species uptake and transport related to phosphorus i......
Effect of external and internal phosphate status on arsenic toxicity and accumulation in rice seedli
Phosphorus (P) deficiency is thought to exacerbate the arsenic (As) phytotoxicity in paddy rice. Therefore, experiments ......
Biogeochemical reductive release of soil embedded arsenate around a crater area (Guandu) in northern
This study investigates biogeochemical reductive release of arsenate from beudantite into solution in a crater area in n......
Arsenic speciation analysis was conducted on fish samples (sardine and anchovy) collected from six areas along the Greek......
Presented here is the influence of membrane pore size and dissolved organic matters on the diffusion coefficient (D) of ......
The arsenate (As(Ⅴ)) biotransformation by Microcystis aeruginosa in a medium with differentconcentrations of nitrogen (......
To obtain a cost-effective adsorbent for the removal of arsenic in water, a novel nanostructured Fe-Co based metal organ......
Enhanced adsorption of arsenate by spinel zinc ferrite nano particles: Effect of zinc content and si
In this work,zinc ferrite spinel with different zinc contents (ZnxFe3-xO4) was synthesized by a hydrothermal method and ......
Indirect photocatalytic reduction of arsenate to arsenite in aqueous solution with TiO2 in the prese
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
The mechanism of arsenic removal during a sintering process was investigated through experiments with a sintering pot an......
Alleviation of arsenic toxicity by phosphate is associated with its regulation of detoxification, de
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Combined Effect of Fluoride and Arsenate on Gene Expression of Osteoclast Differentiation Factor and
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Fe(Ⅱ)-H2O2不同温度浸润改性活性炭是采用FeSO4·7H2O添加H2O2在温度100℃下纯浸润24 h(Fe(Ⅱ)-24 h)和高温蒸发15 min(Fe(Ⅱ)-15 m......
The oxidation of As(Ⅲ) with potassium permanganate was studied under conditions including pH, initial As(Ⅲ) concentrat......
The fate of arsenic in natural environments is influenced by adsorption onto metal (hydr)oxides. The extent of arsenic a......
Consumption of arsenic contaminated water and cereals is a serious threat to humans all over the world.Rice(Oryza sativa......
Characterization of arsenate transformation and identification of arsenate reductase in a green alga
Arsenic (As) is a pervasive and ubiquitous environmental toxin that has created catastrophic human health problems world......
采用磷饥饿培养后的铜绿微囊藻FACHB905进行不同浓度砷(V)和磷的暴露试验,考察砷、磷并存对滇池分离出的铜绿微囊藻生长率的影响。结......
利用共沉淀水热法制备镁铝阴离子黏土材料,研究了其水溶液对砷酸根[As(V)]离子的吸附热力学及其机理。结果表明:在303~333 K和试验浓度......
目的:探讨制定金银花质量的方法和指标.方法:用HPLC色谱法对河南不同产地金银花进行绿原酸的含量测定,并对其灰分、酸不溶灰分、砷......
利用砂培的方法,在人工气候箱内进行了As3+和As5+污染处理下的番茄幼苗的生长试验。分别设置了2、10 mg.L1两个处理质量浓度,从两片......
随着现代科学技术的发展,人们充分认识到砷制剂在促进动物生长的同时,也具有较强的发育毒性和致癌性.本文综述了砷制剂的毒副作用......
采用类沸石金属有机框架材料(ZIF-8)作为吸附剂,研究了其吸附去除水体微量砷的吸附特性和吸附机理。该材料在平衡浓度为10μg/L时的吸......
低浓度的砷对水稻生长发育有刺激作用,砷浓度较高时则会对水稻产生严重的毒害作用。砷的毒害作用不仅有十分明显的外观症状,而且还......
环境和食品中砷标准提高后,砷污染及其有关的食品安全问题更加受到广泛的关注。磷对植物吸收和累积砷的影响及其作用机制仍有很大争......
结合吸附实验和X光吸收精细结构光谱(XAFS)分析,研究了草酸根和胡敏酸对As(V)在红壤中吸附的影响,分析了As(V)在红壤中的化学形态和微观结......
背景与目的:砷在自然界主要以五价砷(AsV)的形式存在,是公认的致癌剂、致畸剂和致突变剂,但其遗传毒性作用机制还不十分清楚,为此,本文研......
本文采用了水浸方法从含有多种金属的冶金烟尘中提取As2O3,目的在于脱砷的同时使其中有价金属特别是铟得以富集。主要研究了浸出温......
研究了加砷酸根对砖红壤吸附铜及随后吸附性铜的解吸的影响.结果表明,加砷后土壤对铜的吸附量和解吸量均增加.随砷加入量的增加,土......
以Fe(Ⅲ)和Al(Ⅲ)对砷有较强的亲和性为理论基础,用沉淀法制备了9种同时含有Fe(Ⅲ)和Al(Ⅲ)的砷吸附剂--复合铁铝氢氧化物.X射线衍射和扫描......
采用磷饥饿培养后的微囊藻细胞进行不同供磷水平的五价砷(As(V))暴露实验,考察单一胞外磷变化的情况下As(V)对滇池分离出的铜绿微囊藻FACH......
为建立离子色谱法测定环境样品中的AsO3^3-和AsO4^3-,选用Ion Pac AS4-SC色谱柱,1.8 mmol·L^-1Na2CO3+1.6 mmol·L^-1NaHC......
在氮气气氛下,采用低温焙烧的方法对含砷铜烟尘中的砷进行选择性分离,研究了温度、氮气流量和焙烧时间的变化对砷挥发率的影响,用X射......
在模拟的氧化及酸性土壤条件下,用制备的羟基铁一蛭石复合体进行了竞争吸附铬酸根、砷酸根的试验,研究了铬酸根离子和砷酸根离子不同......
用一次平衡实验法研究砷酸根对Cd(Ⅱ)在红壤表面吸附和解吸的影响,结果表明,加入砷酸根使土壤对Cd(Ⅱ)的吸附量和解吸量均增加,且随着砷酸......
本研究成功制备了一种Fe—Mn—Zr复合磁性吸附材料,并研究了其对As(V)的吸附性能。结果表明,大部分砷吸附在最初的6h完成,30h内可以达到......
研究了pH以及As(Ⅴ)、P的加入顺序和P浓度对As(Ⅴ)和P在棕壤上吸附的影响。结果表明,As(Ⅴ)和P的加入顺序对其在棕壤上的吸附影响很大。A......
目的观察不同砷化合物对体外培养的牛主动脉血管内皮细胞(BAEC)的细胞毒性。方法培养的BAEC分别暴露于亚砷酸钠(NaAsO2,iAs^Ⅲ0~50μmol......
研究了砷、矾与镉交互作用及其对土壤吸附镉的影响.结果表明:江西红壤、海南砖红壤、湖南红壤和北京褐土等四种土壤吸附镉的等温线......
Agricultural liming materials are often applied to the adjustment of soil acidity and the improvement of plant growth an......