High spatiotemporal resolution radiances from the advanced imagers onboard the new generation of geostationary weather satellites provide a unique opportunity to evaluate the abilities of various reanalysis datasets t...High spatiotemporal resolution radiances from the advanced imagers onboard the new generation of geostationary weather satellites provide a unique opportunity to evaluate the abilities of various reanalysis datasets to depict multilayer tropospheric water vapor(WV),thereby enhancing our understanding of the deficiencies of WV in reanalysis datasets.Based on daily measurements from the Advanced Himawari Imager(AHI)onboard the Himawari-8 satellite in 2016,the bias features of multilayer WV from six reanalysis datasets over East Asia are thoroughly evaluated.The assessments show that wet biases exist in the upper troposphere in all six reanalysis datasets;in particular,these biases are much larger in summer.Overall,we find better depictions of WV in the middle troposphere than in the upper troposphere.The accuracy of WV in the ERA5 dataset is the highest,in terms of the bias magnitude,dispersion,and pattern similarity.The characteristics of the WV bias over the Tibetan Plateau are significantly different from those over other parts of East Asia.In addition,the reanalysis datasets all capture the shift of the subtropical high very well,with ERA5 performing better overall.展开更多
目的:对80例原发中枢神经系统弥漫大B细胞淋巴瘤(primary diffuse large B cell lymphoma of the central nervous system,PCNS DLBCL)进行临床病理学回顾性研究、免疫表型检测及EB病毒(Epstein-Barr virus,EBV)感染检测。旨在探讨其与...目的:对80例原发中枢神经系统弥漫大B细胞淋巴瘤(primary diffuse large B cell lymphoma of the central nervous system,PCNS DLBCL)进行临床病理学回顾性研究、免疫表型检测及EB病毒(Epstein-Barr virus,EBV)感染检测。旨在探讨其与预后的关系。方法:对80例PCNS DLBCL进行免疫表型检测及EB病毒检测,并进行Hans、Choi和Tally分型、统计学单因素和多因素预后分析。结果:Bcl-2、CD10、Bcl-6、Mum-1、GCET-1、BLIMP-1、FOXP-1和LMO-2的表达率分别为46.1%、8.8%、75.0%、57.5%、27.5%、11.3%、75.0%和26.3%;Ki-67指数为30%~95%,中位数为80%。Hans、Choi和Tally分型中Non-GCB型/ABC型弥漫大B细胞淋巴瘤(diffuse large B cell lymphoma,DLBCL)(63.9%、79.2%和90.0%)为最常见的亚型。EBV及EBER1/2-ISH的表达率均为3.8%。58.8%的患者术后未行其它治疗,其1年、2年和5年生存率分别为36.3%、16.4%和4.6%。术后是否行其它治疗、采用甲氨喋呤(methotrexate,MTX)治疗和环磷酰胺+多柔比星+长春新碱+泼尼松龙(cyclophosphamide,doxorubicin,vincristine,and prednisone,CHOP)治疗是有统计学意义的预后相关因素(P均<0.001)。结论:80例PCNS DLBCL患者年龄较国内外报道的小;以Non-GCB型/ABC型DLBCL为主;个别病例检出EB病毒感染;术后未行其它治疗组、未采用MTX治疗组和未CHOP治疗组的预后较差。展开更多
基金partly supported by the National Natural Science Foundation of China(Grant Nos.41975020 and 41975031)(Jun LI)。
文摘High spatiotemporal resolution radiances from the advanced imagers onboard the new generation of geostationary weather satellites provide a unique opportunity to evaluate the abilities of various reanalysis datasets to depict multilayer tropospheric water vapor(WV),thereby enhancing our understanding of the deficiencies of WV in reanalysis datasets.Based on daily measurements from the Advanced Himawari Imager(AHI)onboard the Himawari-8 satellite in 2016,the bias features of multilayer WV from six reanalysis datasets over East Asia are thoroughly evaluated.The assessments show that wet biases exist in the upper troposphere in all six reanalysis datasets;in particular,these biases are much larger in summer.Overall,we find better depictions of WV in the middle troposphere than in the upper troposphere.The accuracy of WV in the ERA5 dataset is the highest,in terms of the bias magnitude,dispersion,and pattern similarity.The characteristics of the WV bias over the Tibetan Plateau are significantly different from those over other parts of East Asia.In addition,the reanalysis datasets all capture the shift of the subtropical high very well,with ERA5 performing better overall.
文摘目的:对80例原发中枢神经系统弥漫大B细胞淋巴瘤(primary diffuse large B cell lymphoma of the central nervous system,PCNS DLBCL)进行临床病理学回顾性研究、免疫表型检测及EB病毒(Epstein-Barr virus,EBV)感染检测。旨在探讨其与预后的关系。方法:对80例PCNS DLBCL进行免疫表型检测及EB病毒检测,并进行Hans、Choi和Tally分型、统计学单因素和多因素预后分析。结果:Bcl-2、CD10、Bcl-6、Mum-1、GCET-1、BLIMP-1、FOXP-1和LMO-2的表达率分别为46.1%、8.8%、75.0%、57.5%、27.5%、11.3%、75.0%和26.3%;Ki-67指数为30%~95%,中位数为80%。Hans、Choi和Tally分型中Non-GCB型/ABC型弥漫大B细胞淋巴瘤(diffuse large B cell lymphoma,DLBCL)(63.9%、79.2%和90.0%)为最常见的亚型。EBV及EBER1/2-ISH的表达率均为3.8%。58.8%的患者术后未行其它治疗,其1年、2年和5年生存率分别为36.3%、16.4%和4.6%。术后是否行其它治疗、采用甲氨喋呤(methotrexate,MTX)治疗和环磷酰胺+多柔比星+长春新碱+泼尼松龙(cyclophosphamide,doxorubicin,vincristine,and prednisone,CHOP)治疗是有统计学意义的预后相关因素(P均<0.001)。结论:80例PCNS DLBCL患者年龄较国内外报道的小;以Non-GCB型/ABC型DLBCL为主;个别病例检出EB病毒感染;术后未行其它治疗组、未采用MTX治疗组和未CHOP治疗组的预后较差。
