简介:摘要目的观察研究血清乳酸脱氢酶与β2-微球蛋白检测对非霍奇金淋巴瘤患者诊断的意义。方法择取我院在近期内接诊的47例非霍奇金淋巴瘤患者组成疾病组,另择取我院在同期内行健康体检者48例组成健康组,分别对此两组行血清乳酸脱氢酶及β2-微球蛋白的检测,并就检测结果进行比对分析。结果疾病组患者的血清乳酸脱氢酶与β2-微球蛋白检测结果明显高于健康组人群(P<0.05)。此外,伴随着病理分型的加重以及临床分期的加重,患者的检测结果均出现了明显的上升(P<0.05)。结论血清乳酸脱氢酶与β2-微球蛋白检测可以作为非霍奇金淋巴瘤的诊断指标,且此两项数据的检测对于判断疾病的进展也具有重要的意义。
简介:Inthiswork,syngasmethanationoverNi-W/TiO2-SiO2catalystwasstudiedinafluidized-bedreactor(FBR)anditsperformancewascomparedwithafixed-bedreactor(FIXBR).Theeffectsofmainoperatingvariablesincludingfeedstockgasesspacevelocity,cokecontent,bedtemperatureandsulfur-tolerantstabilityof100hlifewereinvestigated.ThestructureofthecatalystswascharacterizedbyXRD,N2adsorptiondesorptionandTEM.Itisfoundthatundersamespacevelocityfrom5000h1to25000h1FBRgaveahigherCH4yield,lowercokecontent,andlowerbedtemperaturethanthoseobtainedinFIXBR.Ni-W/TiO2-SiO2catalystpossessedexcellentsulfur-tolerantstabilityonthefeedstockgaseslessthan500ppmH2SinFBR.ThecarbondepositsformedonthespentcatalystwereintheformofcarbonfibersinFBR,whileintheformofdenseaccumulationdistributionappearanceinFIXBR.