升降散治疗糖尿病性胃轻瘫31例

目的：观察长用治疗糖尿病性胃轻竣的效果。方法：４１例糖尿病性胃轻竣分为治疗组３１例，对照组１０例。治疗组在用足量降糖药物的同时加用中药升降散治疗，疗程４Ｗ。对照组单用降糖药物治疗。结果：治疗组对上腹部饱胀、餐后不适、早饱恶心呕吐、嗳气等消化不良症状总有效率为８０．２％，对照组仅２１．３％，两组有非常显著性差异（Ｐ〈０．０１）。治疗后治疗组３ｈ和５ｈ钡条总排出率为８３．３３％和９６．６６％，对照组５     

Preparation of a low-cost fingerprint powder that harnesses white light to emit long-lived phosphorescence

An inexpensive, commercially available doped strontium aluminate phosphor with long-lived afterglow has been prepared and assessed in the role of a luminescent fingerprint dusting powder. Blue, green, and aqua phosphorescence persisting for ca. 30 s was obtainable from treated fingermarks after charging the powders with the white light (400–700 nm) setting of a forensic light source. Imaging the phosphorescent afterglow enabled the elimination of background emissions encountered during latent fingermark examination. This was demonstrated by visualising fingermarks on substrates that possess inbuilt fluorescent security features and highly patterned substrate backgrounds, without any need for bespoke scientific equipment.     

开心散对肾缺血再灌注大鼠肾脏保护作用研究

目的：研究中药开心散对肾缺血再灌注损伤的保护作用。方法：复制大鼠肾缺血再灌注损伤模型，用开心散治疗，观察肾组织病理变化，并对肾组织ＬＤＨ用显微镜－计算机真彩色图像分析系统分析；测定血清和肾组织ＳＯＤ、ＭＤＡ、ＮＯ含量。结果：肾缺血１ｈ灌注１５ｍｉｎ后，肾组织出现明显病理改变，肾小管ＬＤＨ活性增加；血清和肾组织ＳＯＤ、ＮＯ活性下降，ＭＤＡ含量升高。结论：开心散具有减轻脂质量过氧化反应、清除自由基、保护血管内皮细胞等作用，这可能是开心散减轻肾缺血再灌注损伤作用机制之一。