reduction of levels

Silencing of PDS gene results in a dramatic reduction of the levels of PDS mRNA and the accumulation of phytoene in the leaves, flowers and fruits of PDS-silenced tomato plants.

PDS基因沉默导致了叶片，花和果实组织中PDS基因mRNA水平的显著降低和前体物质八氢番茄红素的明显上升。

Different levels of DDGS and DLM were added to basic diet which corresponding reduction in the proportion of corn and soybean meal as experiment diet.

试验在相应减少玉米和大豆粕比例的基础饲料中，分别添加不同水平的DDGS和DLM作为试验饲料。

A study of employees at health insurance provider Aetna revealed that roughly one quarter of those taking in-office yoga and mindfulness classes reported a 28% reduction in their stress levels and a 20% improvement in sleep quality.

健康保险提供商Aetna做的一项员工研究表明，参加办公室瑜伽和正念课程的人中，大约四分之一的人报告其压力水平降低了28%，睡眠质量改善了20%。

Injury-induced reduction of acidic fibroblast growth factor levels in the distal parts of rat sciatic nerve.

在老鼠的末梢的部分的酸性的纤维原细胞生长因素水平的劝诱伤害降低髋部的勇气.

The reduction in risk of sudden cardiac death was independent of changes in cholesterol levels.

心源性猝死的风险的降低与胆固醇浓度的改变无关.

The results show that the reduction in wind speed near the convective region in upper levels and passage through the rainfall center of the intensifying LLJ played crucial role in the event.

结果表明：高空对流区附近风速减小和低空急流核加强并通过暴雨区对暴雨起决定性的影响；潜热的反馈作用、下垫面提供的热量和水汽通量对降水有重要影响。