目的探讨外周血常规检测各项指标及比值与眼眶弥漫性大B细胞淋巴瘤(diffuse large B-cell lymphoma,DLBCL)的相关性。方法本研究为病例对照研究,收集2015年1月-2022年12月于复旦大学附属肿瘤医院确诊为眼眶DLBCL老年患者作为疾病组(眼眶...目的探讨外周血常规检测各项指标及比值与眼眶弥漫性大B细胞淋巴瘤(diffuse large B-cell lymphoma,DLBCL)的相关性。方法本研究为病例对照研究,收集2015年1月-2022年12月于复旦大学附属肿瘤医院确诊为眼眶DLBCL老年患者作为疾病组(眼眶DLBCL组),原发性中枢神经系统DLBCL患者作为疾病对照组(PCNSL-DLBCL组),以及健康人群作为健康对照组。使用方差分析比较3组间血常规检测的各项参数的差异。Lasso回归筛选出眼眶DLBCL的关键因素,并通过Logistic回归确认。绘制ROC曲线,计算线下面积。结果3组之间年龄与性别相匹配(P>0.05)。相较于健康对照组,眼眶DLBCL组的单核细胞计数(M)、血小板与淋巴细胞的比值(PLR)、中性粒细胞与淋巴细胞的比值(NLR)、系统性免疫炎症指数(SII)、红细胞分布宽度(RDW)、乳酸脱氢酶(LDH)显著升高,而淋巴细胞计数(L)、淋巴细胞与单核细胞比值(LMR)显著降低,差异均具有统计学意义(P<0.05)。Lasso回归分析显示,PLR和LMR是眼眶DLBCL病变的重要影响因素。进一步Logistic回归分析发现,L降低(OR,11.1868;95%CI,4.222229.6401;P<0.0001)、M升高(OR,1.8990;95%CI,1.488929.6401;P<0.0001)、PLR升高(OR,1.0609;95%CI,1.02251.1009;P=0.0017)和NLR升高(OR,4.5157;95%CI,2.71277.5170;P<0.0001)是眼眶DLBCL的独立危险因素,而LMR升高是DLBCL的保护因素(OR,0.3923;95%CI,0.22970.6698;P=0.006)。ROC曲线分析发现,PLR与LMR联合运用对眼眶DLBCL具有一定的诊断价值(AUC=0.877)。结论外周血PLR和LMR与眼眶DLBCL相关。PLR升高和LMR减低可能是眼眶DLBCL病变的危险因素,为疾病探索新的生物标志物提供初步临床检验学证据。展开更多
Ocean acidification and eutrophication are two important environmental stressors.They inevitably impact marine macroalgae,and hence the coastal ecosystem of China.Saccharina japonica,as the main culture species in Chi...Ocean acidification and eutrophication are two important environmental stressors.They inevitably impact marine macroalgae,and hence the coastal ecosystem of China.Saccharina japonica,as the main culture species in China,is suffering the harmful golden tide caused by Sargassum horneri.However,it remains unclear whether the detrimental effects of S.horneri on S.japonica cultivation become more severe in future acidified and eutrophic scenario.In this study,we respectively investigated the effects of pCO_(2)(400μatm and 1000μatm)and nutrients(non-enriched and enriched seawater)on the growth,photosynthesis,respiration,chlorophyll contents,and tissue nitrogen of S.japonica and S.horneri.Results indicated that enrichment of nutrients contributed S.horneri to utilize HCO_(3)^(−).The carbon acquisition pathway shifted from HCO_(3)^(−)to CO_(2) in S.japonica,while S.horneri re-mained using HCO_(3)^(−)regulated by nutrient enrichment.S.horneri exhibited better photosynthetic traits than S.japonica,with a higher level of net photosynthetic rate and chlorophyll contents at elevated pCO_(2) and enriched nutrients.Tissue nitrogen also accumulated richly in the thalli of S.horneri under higher pCO_(2) and nutrients.Significant enhancement in growth was only detected in S.horneri under synergistic stress.Together,S.horneri showed competitive dominance in current study.These findings suggest that increasing risk of golden tide in acidified and eutrophic ocean can most likely result in great damage to S.japonica cultivation.展开更多
文摘目的探讨外周血常规检测各项指标及比值与眼眶弥漫性大B细胞淋巴瘤(diffuse large B-cell lymphoma,DLBCL)的相关性。方法本研究为病例对照研究,收集2015年1月-2022年12月于复旦大学附属肿瘤医院确诊为眼眶DLBCL老年患者作为疾病组(眼眶DLBCL组),原发性中枢神经系统DLBCL患者作为疾病对照组(PCNSL-DLBCL组),以及健康人群作为健康对照组。使用方差分析比较3组间血常规检测的各项参数的差异。Lasso回归筛选出眼眶DLBCL的关键因素,并通过Logistic回归确认。绘制ROC曲线,计算线下面积。结果3组之间年龄与性别相匹配(P>0.05)。相较于健康对照组,眼眶DLBCL组的单核细胞计数(M)、血小板与淋巴细胞的比值(PLR)、中性粒细胞与淋巴细胞的比值(NLR)、系统性免疫炎症指数(SII)、红细胞分布宽度(RDW)、乳酸脱氢酶(LDH)显著升高,而淋巴细胞计数(L)、淋巴细胞与单核细胞比值(LMR)显著降低,差异均具有统计学意义(P<0.05)。Lasso回归分析显示,PLR和LMR是眼眶DLBCL病变的重要影响因素。进一步Logistic回归分析发现,L降低(OR,11.1868;95%CI,4.222229.6401;P<0.0001)、M升高(OR,1.8990;95%CI,1.488929.6401;P<0.0001)、PLR升高(OR,1.0609;95%CI,1.02251.1009;P=0.0017)和NLR升高(OR,4.5157;95%CI,2.71277.5170;P<0.0001)是眼眶DLBCL的独立危险因素,而LMR升高是DLBCL的保护因素(OR,0.3923;95%CI,0.22970.6698;P=0.006)。ROC曲线分析发现,PLR与LMR联合运用对眼眶DLBCL具有一定的诊断价值(AUC=0.877)。结论外周血PLR和LMR与眼眶DLBCL相关。PLR升高和LMR减低可能是眼眶DLBCL病变的危险因素,为疾病探索新的生物标志物提供初步临床检验学证据。
基金This work is funded by the Major Scientific and Technological Innovation Project of Shandong Provincial Key Research and Development Program(No.2019JZZY020708).
文摘Ocean acidification and eutrophication are two important environmental stressors.They inevitably impact marine macroalgae,and hence the coastal ecosystem of China.Saccharina japonica,as the main culture species in China,is suffering the harmful golden tide caused by Sargassum horneri.However,it remains unclear whether the detrimental effects of S.horneri on S.japonica cultivation become more severe in future acidified and eutrophic scenario.In this study,we respectively investigated the effects of pCO_(2)(400μatm and 1000μatm)and nutrients(non-enriched and enriched seawater)on the growth,photosynthesis,respiration,chlorophyll contents,and tissue nitrogen of S.japonica and S.horneri.Results indicated that enrichment of nutrients contributed S.horneri to utilize HCO_(3)^(−).The carbon acquisition pathway shifted from HCO_(3)^(−)to CO_(2) in S.japonica,while S.horneri re-mained using HCO_(3)^(−)regulated by nutrient enrichment.S.horneri exhibited better photosynthetic traits than S.japonica,with a higher level of net photosynthetic rate and chlorophyll contents at elevated pCO_(2) and enriched nutrients.Tissue nitrogen also accumulated richly in the thalli of S.horneri under higher pCO_(2) and nutrients.Significant enhancement in growth was only detected in S.horneri under synergistic stress.Together,S.horneri showed competitive dominance in current study.These findings suggest that increasing risk of golden tide in acidified and eutrophic ocean can most likely result in great damage to S.japonica cultivation.
