查询词典 arseniasis

A model was proposed to describe arsenic contamination of groundwater and its influencing factors controlling the processes of arsenic migration and enrichment, which can be used for the strategies making of arsenic contamination control in arseniasis areas.

在此基础上从砷的&来源－影响因素－影响过程－高砷形成&角度提出了地下水砷污染的成因模式，对砷中毒病区的环境问题调查与地下水砷污染的防治具有重要参考价值。

Objiective: To explore wether urine porphyrins can be used as an exposure biomarker of endemic arseniasis.

目的：探讨尿中卟啉类化合物能否作为地方性砷中毒暴露性生物标志物并在实际工作中推广使用。

Objective In order to research arseniasis's mechanism on causing poisoning,especially resulting in skin carcinoma and search sensitive,practical monitoring index of DNA damage.

目的 探讨砷中毒的致癌机理及寻找灵敏、实用的DNA损伤监测指标。

The main problem of arsenic in the north part of Xinjiang is the endemic arseniasis. The endemic arsenniasis in the north part of Xinjiang is related to the exploitation of deep groundwater.

北疆砷的问题主要是地方性砷中毒，北疆地方性砷中毒主要与深层地下水的开发有关。

As an important grain production base of North China, Hetao area can provide high-grade farm products. But there are some serious eco-geochemical problems including soil salification, which restricts regional agricultural development, and endemic diseases of arseniasis and fluorosis, which badly affect the human health.

作为我国北方重要的粮食生产基地可以为全国生产出优质的绿色产品；但河套地区也具有比较严重的生态地球化学问题，首先是土壤的盐渍化制约了河套地区农业的发展，其次是全区以砷氟中毒为主的地方病比较严重，极大地影响了该区人民的身体健康。

Methods PCR-SSCP and PCR product cloning, sequencing were performed to detect mutation of p16 gene exon 2 in peripheral blood of 60 patients with arseniasis caused by coal-burning pollution,at the same time,PCR-based methylation assay was performed to analyze the methylation of p16 gene exon 1. Results No p16 gene exon 2 mutation was found in 60 cases.

采用聚合酶链反应-单链构象多态性分析和PCR产物克隆测序技术对60例砷中毒患者外周血中p16基因第2外显子突变情况进行检测，同时采用甲基化敏感的限制性内切酶方法对p16基因第1外显子甲基化情况进行分析。

P53mt gene play a certain role in the development of skin cancer from arseniasis caused by coal-burning; the detection of P53mt protein can show whether pathological changes of skin due to the disease is malignant or benign.

结论燃煤型砷中毒致皮肤癌变过程中，P53mt基因起一定作用。P53mt蛋白的检测可用于燃煤型砷中毒病变皮肤的良、恶性鉴别。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。