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By planting plants which do not hyperaccumulate arsenic or its esculent parts contain less arsenic,resulting in decrease of arsenic into food chain.

我国云南、山西、新疆、内蒙古等地的砷污染较为严重，这主要与当地开采矿产或当地的砷背景值较高有关。

Certain drugs and chemicals also have been shown to decrease the activity of pseudocholine esterase.

有些药物和化学制品也表明能降低拟胆碱酯酶的活性。

Compared with sham operation group, there were statistically significant decrease of estradiol in the model group.

与假手术组比较，模型组雌二醇水平明显降低。

The results showed that LRK could significantly inhibit the mammary hyperplasia caused by estrin, reduce the content of serum 〓, raise P level, promote the production of DA in hypothalamus and mammary tissue, decrease the release of 5-HT, inhibit the secretion of serum PRL, reduce the sensitivity of mammary tissue to estrin and progestogen, prevent the expression of mammary tissue on PCNA, the effect was equal to triphenylamine oxide, obviously superior to the control group of Ru Zeng Ning.

通过实验研究，建立了具有肾虚肝郁证侯群的乳腺增生病理模型，利用免疫组化技术、图像分析系统、荧光分光光度法、放射免疫法等现代医学研究方法，从病理形态学、医用体视学、神经内分泌学、阴道细胞学等方面，观察了利乳康口服液对模型动物整体状态、乳腺组织病理形态、血清激素、神经递质以及卵巢功能的影响，结果表明利乳康口服液能明显抑制雌激素引起的乳腺组织增生，降低血清E〓含量，升高P水平，促进下丘脑及乳腺组织中DA的产生，减少5-HT释放，抑制血清PRL分泌，降低乳腺组织对雌、孕激素的敏感性，阻止乳腺组织PCNA的表达，其效应与三苯氧胺相当，明显优于乳增宁对照组；另外，利乳康口服液还能缓解模型动物肾虚肝郁证侯群，增加其体重，调节其整体状况，改善模型动物不规则动情周期，减轻其子宫及卵巢的病变，抑制子宫内膜的过度增长，调节卵巢功能，揭示了中药利乳康口服液对神经内分泌和卵巢功能的整体调控作用，以及对本病发生、发展的预防作用

If larger studies confirm the benefits of estriol treatment, further studies for longer periods of time will be needed to determine whether estriol can decrease relapse rates and disabling symptoms.

Voskuhl认为，如果更大规模的试验确认了estriol治疗的好处，那将会需要进一步的更长时间的研究，以阐明estriol是否会降低复发率并减少残疾症状。

During estriol treatment, patients with relapsing remitting MS had a significant decrease in the number and volume of gadolinium-enhancing brain lesions seen on monthly magnetic resonance imaging.

estriol治疗期间，复发性弛张型MS患者，其每月的核磁共振成像上的钆增强的脑损害显示，其损伤的大小与体积皆有明显的减少。

Concentration of estrone (E1) firstly increase and then decrease slowly until to vanish from aqueous phase; Under anaerobic condition, 4% of E2 still be in aqueous phase after 96 h of reaction.

研究了湖泊底泥微生物在好氧、厌氧环境条件下对17β-雌二醇（17β-estradiol， E2）的生物降解特性，探讨了其相应地生物代谢机制。

To decrease the acid value of the product,adding some ethanolamine into the solvent is a good method,but the RI of the product has a slight increase.

为了降低产品的酸值，向溶剂中加入适量的乙醇胺是一个好方法，但是会使产品的折光率略有上升。

At the same time, etiolation rate of broccoli flower head with GA treatment is reduced significantly, and the decrease rate of chlorophyll and vitamin C content are slowed down.

同时发现，用赤霉素处理过的青花菜花球，其黄化率显著降低，叶绿素和维生素C含量的降低速度减缓。

HCN4 is as wrong as all sorts of rhythm of the heart the relationship is close, familial sex Dou Xingxin has eaten the transmissibility rhythm of the heart such as delay show outside gene of wrong patient HCN4 child alkaline base be short of break or the change that bump changes mutation to bring about HCN4 passageway albumen, cause If extent to decrease, belong to euchromosome dominance heredity.

HCN4和各种心律失常关系密切，家族性窦性心动过缓等遗传性心律失常患者HCN4基因外显子碱基的缺失或颠换突变导致HCN4通道蛋白的改变，引起If幅度减少，属于常染色体显性遗传。

A backer of an Afghan law that critics say legalizes marital rape has rejected the international outcry as foreign meddling.

饱受批评的一项法律的拥护者说合法化的婚内暴力不会受国际舆论的干涉。

Years ago, a ancient Egyptian fleet went to the Land of punt for seeking a kind of flavor named "myrrh", and aromatic plants which has dense exotic style for the queen Hatshepsut.

3500年前的一个古埃及的舰队到&彭特之地&寻找一种叫没药的香料。