The highly photo-sensitive characteristics of porous silicon(PS)were observed.The transient behaviors of photoconductivity in horizontal and perpendicular directions of PS surface were very different,though both of th...The highly photo-sensitive characteristics of porous silicon(PS)were observed.The transient behaviors of photoconductivity in horizontal and perpendicular directions of PS surface were very different,though both of them include two decay components.The photoconduction spectra at room temperature and 14.5K show that characteristics of PS are different from those of silicon substrate.The difference may be attributed to quantum confinement effect in nano-size microstructures of PS.展开更多
Project audit should follow scientifical, reliable, justly, independent principle, offers reliable, scientific audit service for decision and the project project management of unit of investment. This paper has discus...Project audit should follow scientifical, reliable, justly, independent principle, offers reliable, scientific audit service for decision and the project project management of unit of investment. This paper has discussed the existent problem in project audit mainly, and has put forward corresponding control measure.展开更多
子宫内膜癌(uterine corpus endometrial carcinoma,UCEC)是最常见的女性生殖系统肿瘤,肿瘤发生远端转移的患者预后极差。失巢凋亡(anoikis)是一种特殊的程序性细胞死亡形式,在肿瘤的侵袭和转移中起着关键作用,分析失巢凋亡相关基因与U...子宫内膜癌(uterine corpus endometrial carcinoma,UCEC)是最常见的女性生殖系统肿瘤,肿瘤发生远端转移的患者预后极差。失巢凋亡(anoikis)是一种特殊的程序性细胞死亡形式,在肿瘤的侵袭和转移中起着关键作用,分析失巢凋亡相关基因与UCEC患者预后之间的关系将为临床治疗提供指导。本研究采用非监督一致性聚类算法对数据集进行分组,分析患者的肿瘤微环境(tumor microenvironment,TME)与临床特征的差异。同时,筛选预后相关的失巢凋亡基因,构建风险评分模型,评估UCEC患者的风险评分与临床特征、TME和药物治疗反应之间的关系。在分析失巢凋亡相关基因表达差异的基础上确定两个明确的聚类(A簇和B簇),与A簇UCEC患者相比,B簇UCEC患者的总生存期较短、免疫浸润水平较低。构建的风险评分模型可量化失巢凋亡相关基因的调控模式,高风险评分组表现为预后不良且免疫细胞浸润水平低,而低风险评分组则相反。药物敏感性分析结果表明,高风险评分的人群可能从靶向有丝分裂和DNA修复通路的药物中获得更佳疗效。本研究揭示了失巢凋亡相关基因与临床特征、TME和药物治疗反应之间的潜在关系,并阐明了其在UCEC治疗中的价值。展开更多
文摘The highly photo-sensitive characteristics of porous silicon(PS)were observed.The transient behaviors of photoconductivity in horizontal and perpendicular directions of PS surface were very different,though both of them include two decay components.The photoconduction spectra at room temperature and 14.5K show that characteristics of PS are different from those of silicon substrate.The difference may be attributed to quantum confinement effect in nano-size microstructures of PS.
文摘Project audit should follow scientifical, reliable, justly, independent principle, offers reliable, scientific audit service for decision and the project project management of unit of investment. This paper has discussed the existent problem in project audit mainly, and has put forward corresponding control measure.
文摘子宫内膜癌(uterine corpus endometrial carcinoma,UCEC)是最常见的女性生殖系统肿瘤,肿瘤发生远端转移的患者预后极差。失巢凋亡(anoikis)是一种特殊的程序性细胞死亡形式,在肿瘤的侵袭和转移中起着关键作用,分析失巢凋亡相关基因与UCEC患者预后之间的关系将为临床治疗提供指导。本研究采用非监督一致性聚类算法对数据集进行分组,分析患者的肿瘤微环境(tumor microenvironment,TME)与临床特征的差异。同时,筛选预后相关的失巢凋亡基因,构建风险评分模型,评估UCEC患者的风险评分与临床特征、TME和药物治疗反应之间的关系。在分析失巢凋亡相关基因表达差异的基础上确定两个明确的聚类(A簇和B簇),与A簇UCEC患者相比,B簇UCEC患者的总生存期较短、免疫浸润水平较低。构建的风险评分模型可量化失巢凋亡相关基因的调控模式,高风险评分组表现为预后不良且免疫细胞浸润水平低,而低风险评分组则相反。药物敏感性分析结果表明,高风险评分的人群可能从靶向有丝分裂和DNA修复通路的药物中获得更佳疗效。本研究揭示了失巢凋亡相关基因与临床特征、TME和药物治疗反应之间的潜在关系,并阐明了其在UCEC治疗中的价值。