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以遥感（RS）数据与地理信息系统（GIS）研究手段得到阿拉善高原1975、1990、1995、2000、2005、2010、2015年共7期的沙漠化成因类型及沙漠化程度数据。在此基础上，首先分析了阿拉善高原近40年来沙漠化成因类型及沙漠化程度的面积和分布变化；再通过沙漠化指数（ADI）定量分析出阿拉善高原沙漠化程度整体上以2000年为界，呈现先恶化后逆转的趋势；通过重心迁移模型揭示了阿拉善高原不同...
Usual nutrient intakes of US infants and toddlers generally meet or exceed Dietary Reference Intakes: findings from NHANES 2009–2012
infants and toddlers nationally representative sample nutrient adequacy recommended intakes usual nutrient intake
2018/12/14
Background: To our knowledge, few studies have described the usual nutrient intakes of US children aged <2 y or assessed the nutrient adequacy of their diets relative to the recommended Dietary Refere...
Malian children with moderate acute malnutrition who are treated with lipid-based dietary supplements have greater weight gains and recovery rates than those treated with locally produced cereal-legume products: a community-based, cluster-randomized trial
CSB++ locally milled flours Misola moderate acute malnutrition Supplementary Plumpy
2018/12/24
Background: Moderate acute malnutrition (MAM), defined as weight-for-length z score between −3 and −2 or midupper arm circumference between 11.5 and 12.5 cm, affects ～33 million children a...
一种糖尿病动物模型基因芯片的聚类分析
基因表达谱 过程模型 聚类分析 差异基因
2013/12/9
建立一种基因表达谱的聚类分析模型，通过信噪比处理、聚类结果的分析比较、相应标记的寻找，为芯片数据的后续分析以及寻找差异基因提供一种有效的方法.对一种糖尿病动物模型的小鼠基因表达谱进行实际分析，获取了有意义的结果，从而为糖尿病的快速和早期临床医学诊断提供有效的技术支撑.