Perfect base makeup is the guarantee of exquisite makeup.However,the problem of base makeup darkening seriously affects the cosmetic effect,and also troubles many researchers and consumers.In this paper,a basic liquid...Perfect base makeup is the guarantee of exquisite makeup.However,the problem of base makeup darkening seriously affects the cosmetic effect,and also troubles many researchers and consumers.In this paper,a basic liquid foundation was chosen as model to explore the darkness reason from the aspects of foundation hue,volatility of emulsification system,and sebum secretion.DEcmc value determined by non-contact colorimeter was used to monitor the process of darkness.It’s widely accepted that foundation oxidation is key to darkness.We herein report a new insight into the essential reason of darkness due to the interaction between light and foundation.The red hue of the foundation darkened faster because the human eyes were more sensitive to the color difference of red.The volatility of foundation emulsion system and skin sebum secretion accelerated the foundation darkening process,which was caused by the change of foundation surface structure.Considering the above influencing factors,the formula was adjusted and an improved formula was proposed,which could significantly reduce the process of foundation darkening.展开更多
目的系统评价环状RNA在预测胃癌患者预后时的准确性和有效性。方法检索PubMed、Embase、Web of Science、Cochrane Library以及中国知识基础设施工程,搜索环状RNA与胃癌患者预后相关性的研究。检索时限从建库至2019年9月1日。2名研究者...目的系统评价环状RNA在预测胃癌患者预后时的准确性和有效性。方法检索PubMed、Embase、Web of Science、Cochrane Library以及中国知识基础设施工程,搜索环状RNA与胃癌患者预后相关性的研究。检索时限从建库至2019年9月1日。2名研究者独立筛选文献后,采用Stata 12.0软件进行Meta分析。结果经筛选最终纳入7篇病例对照研究文献,共计699例胃癌患者。Meta分析结果显示:环状RNA异常表达的人群,其不良预后结局是环状RNA正常表达胃癌患者的1.92倍(HR=1.92,95%CI:[0.99,3.73],P<0.001)。敏感性分析显示研究之间存在差异,结果不稳定;Begg's漏斗图及Egger回归分析显示不存在发表性偏倚。结论胃癌患者的生存结局与差异表达的环状RNA有明显的相关性。展开更多
文摘Perfect base makeup is the guarantee of exquisite makeup.However,the problem of base makeup darkening seriously affects the cosmetic effect,and also troubles many researchers and consumers.In this paper,a basic liquid foundation was chosen as model to explore the darkness reason from the aspects of foundation hue,volatility of emulsification system,and sebum secretion.DEcmc value determined by non-contact colorimeter was used to monitor the process of darkness.It’s widely accepted that foundation oxidation is key to darkness.We herein report a new insight into the essential reason of darkness due to the interaction between light and foundation.The red hue of the foundation darkened faster because the human eyes were more sensitive to the color difference of red.The volatility of foundation emulsion system and skin sebum secretion accelerated the foundation darkening process,which was caused by the change of foundation surface structure.Considering the above influencing factors,the formula was adjusted and an improved formula was proposed,which could significantly reduce the process of foundation darkening.
文摘目的系统评价环状RNA在预测胃癌患者预后时的准确性和有效性。方法检索PubMed、Embase、Web of Science、Cochrane Library以及中国知识基础设施工程,搜索环状RNA与胃癌患者预后相关性的研究。检索时限从建库至2019年9月1日。2名研究者独立筛选文献后,采用Stata 12.0软件进行Meta分析。结果经筛选最终纳入7篇病例对照研究文献,共计699例胃癌患者。Meta分析结果显示:环状RNA异常表达的人群,其不良预后结局是环状RNA正常表达胃癌患者的1.92倍(HR=1.92,95%CI:[0.99,3.73],P<0.001)。敏感性分析显示研究之间存在差异,结果不稳定;Begg's漏斗图及Egger回归分析显示不存在发表性偏倚。结论胃癌患者的生存结局与差异表达的环状RNA有明显的相关性。
