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质控物

质控物的相关文献在1988年到2022年内共计222篇,主要集中在临床医学、基础医学、预防医学、卫生学 等领域,其中期刊论文124篇、会议论文2篇、专利文献911119篇;相关期刊63种,包括国际检验医学杂志、医学临床研究、检验医学等; 相关会议2种,包括第二届自动生化分析仪应用研讨会暨生化分析仪应用第二届专业委员会成立大会、全国血液学实验室诊断与临床学术会议等;质控物的相关文献由481位作者贡献,包括谢键、宋瑞霞、张括等。

质控物—发文量

期刊论文>

论文:124 占比:0.01%

会议论文>

论文:2 占比:0.00%

专利文献>

论文:911119 占比:99.99%

总计:911245篇

质控物—发文趋势图

质控物

-研究学者

  • 谢键
  • 宋瑞霞
  • 张括
  • 彭明婷
  • 李金明
  • 张华利
  • 周永杨
  • 张瑞
  • 徐祖越
  • 郑剑通
  • 期刊论文
  • 会议论文
  • 专利文献

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    • 卢艳华; 周志伟; 陈小燕; 卢航; 王小明
    • 摘要: 目的:研制人心肌肌钙蛋白I-C(cTnI-C)质控物,并评价cTnI-C质控物的免疫反应性、均一性和稳定性。方法:使用重组的cTnI-C复合蛋白制备质控品,筛选合适基质和冻干保护剂,获得稳定的cTnI-C质控物。结果:胎牛血清基质更有利于cTnI-C质控物的稳定,添加3%海藻糖可显著提高cTnI-C质控物的热稳定性,质控物瓶间均一性无显著差异(F<2.39),37°C加速条件下可保存14 d,2~8°C贮存有效期为13个月,复溶后在2~8°C下可保存7 d。结论:本研究制备的cTnI-C质控物的免疫反应性、均一性和稳定性良好,可作为cTnI检测系统的校准物和质控物原料,提高临床实验室cTnI检测质量。
    • 胥明勇; 朱华强; 吴泳桦; 庄利东
    • 摘要: 目的 制备沙眼衣原体(CT)DNA质控物,并评价其稳定性.方法 利用混合分泌物样本制备弱阳性和阳性质控物.采用37°C水浴和室温(22°C)2种融解方式对质控物融解稳定性进行评价;应用一元线性回归分析对质控物冷冻保存稳定性进行评价.结果 在融解方式对质控物稳定性评价方面,弱阳性质控物评价结果差异有统计学意义(P0.05);在冷冻保存稳定性评价方面,弱阳性和阳性质控物线性回归分析结果显示,质控物随保存时间的延长均没有显著性趋向变化(P>0.05).结论 CT DNA阳性质控物具有制备简便、稳定性好、成本低等优点,可以应用于实验室检测.实验室冷冻保存的分泌物样本采取37°C水浴融解方式稳定性最好.
    • 李建英; 毛玉环; 刘珊玲
    • 摘要: 目的 制备以MS2噬菌体装甲RNA(Armored RNA)为材料的BCR-ABL融合基因质控物.方法 获取临床p210型BCR-ABL融合基因骨髓标本cDNA,PCR扩增p210型BCR-ABL融合基因片段和ABL内参基因片段.将MS2噬菌体成熟蛋白基因和衣壳蛋白基因克隆于pACYCDuet-1,制成pACYC-MS2,然后将p210型BCR-ABL融合基因和ABL内参基因分别插入pACYC-MS2载体,经原核表达、分子筛纯化、反转录-PCR鉴定后分别制成包装有p210型BCR-ABL融合基因和ABL内参基因片段的病毒样颗粒(VLPs).进行稳定性、均一性检测,同时判断质控物的适用性.结果 成功制备了包装有p210型BCR-ABL融合基因和ABL内参基因的VLPs质控物.均一性检测表明质控物目的片段拷贝数水平是均一的.稳定性检测显示质控物标本在-20°C可至少稳定保存7个月,4°C稳定保存3个月,室温稳定保存15 d,37°C稳定保存1周.用实时荧光定量PCR试剂盒检测质控物水平,pACYC-MS2-p210 VLPs和pACYC-MS2-ABL VLPs标准曲线的R2分别为0.9940和0.9917,具有很好的适用性.结论 将Armored RNA作为材料所制备的BCR-ABL融合基因质控物稳定性、均一性较好,适用于评价BCR-ABL融合基因检测试剂盒的性能,具有广泛的应用前景.
    • 余谨; 杨茹; 付荣; 毕昊
    • 摘要: 目的 目前大多数检测机构所使用的梅毒质控物其颜色与检测的血清标本一样,都为无色透明或微黄色,出现加错、漏加或者量不足的情况很难用肉眼分辨,为了避免这种现象,该实验采用染料将质控物颜色进行改进.方法 采用自制经染色剂改进的梅毒质控物的制备方法制备0.125、0.250、0.500 NCU/mL3个浓度的染色质控物,使用上海科华和厦门英科新创梅毒诊断试剂盒对其进行检测,并比较结果.结果 染色质控物与未染色质控同时采用两种试剂检测,但结果差异无统计学意义(P>0.05),使用两种不同的试剂连续检测不同浓度的质控物20次,检测的变异系数(CV)范围分别为11.7%~13.4%、9.3%~12.9%;使用两种不同的试剂检测不同浓度的染色质控物30 d,检测的CV范围分别为10.1%~13.4%、8.08%~12.8%.结论 通过柠檬黄染色并未影响梅毒质控物的性能,且该质控物在较长的时间内仍可以稳定的使用,在实际应用中也起到了较为满意的效果,适合临床实验室应用和推广.%Objective The color of the syphilis quality control material adopted by most detection institutes was the same with the detected serum sample and they were all colorless,transparent or light yellow.There were cases of wrong adding,missing adding or insufficient adding due to the color of quality control materials which was hard to distinguish with naked eyes.To avoid this phenomenon,a new method was established for the distinction of quality control materials.Methods A new method of syphilis quality control materials that had been improved three concentrations control materials:0.125,0.250 and 0.500 NCU/mL.The syphilis diagnostic kit that was created by Shanghai Kehua and Xiamen Yingke was adopted to conduct detection and compare results.Results The difference between stained quality control material and unstained quality control materials had no statistical significance (P>0.05).Two different reagents were used to detect quality control materials of different concentration for 20 times and the CV were 11.7 %-13.4% and 9.3 %-12.9 % respectively.Two different reagents were used to detect quality control materials of different concentration for 30 days and the CV range were 10.1 %-13.4 % and 8.08 %-12.8 %.Conclusion Citric yellow staining does not influence the properties of syphilis control materials and it can be used stably for a long time.It is suitable for clinical lab application and promotion.
    • 余谨; 杨茹; 付荣; 凌青
    • 摘要: Objective To improve the color of HIV quality control material and detected serum sample which is hard to distinguish with the naked eye,thus cause wrong adding,missed adding or insufficient adding.Methods The HIV quality control material with 2 concentrations of 0.5,4.0 NCU/mL improved by coloring agent was researched and prepared,which was detected by using the Bio-Rad and Beijing Wantai AIDS diagnostic reagent kits.The detection results were compared.Results The two kinds of reagent were adopted to simultaneously detect the stained quality control material and unstained quality control material,the t values were 1.306 and 1.136 respectively,the difference was not statistically significant(P>0.05).Different concentrations of quality control materials were detected for 20 times by using the two kinds of reagent,the detected CV values were 11.8 % and 10.7 % respectively;using the two different reagents to detect different concentrations of stained quality control materials,the detected CV values were 11.5% and 9.8% respectively.Conclusion Citric yellow staining does not influence the properties of HIV quality control materials,which can be stably used for a long time and is suitable for the application and promotion in clinical laboratory.%目的 为了改进艾滋病质控物颜色与检测的血清标本难用肉眼分辨而导致的加错、漏加或者量不足的问题.方法 研制了0.5、4.0 NCU/mL两种浓度的经染色剂改进的艾滋病质控物,使用Bio-Rad和北京万泰艾滋病诊断试剂盒对其进行检测,并比较结果.结果 染色质控物与未染色质控同时采用两种试剂检测t值分别为1.306、1.136,差异无统计学意义(P>0.05),使用两种不同的试剂连续检测不同浓度的质控物20次,检测的CV分别为11.8%、10.7%;使用两种不同的试剂检测不同浓度的染色质控物20 d,检测的CV分别为11.5%、9.8%.结论 通过柠檬黄染色并未影响艾滋病质控物的性能,并且在较长的时间内可以稳定地使用,适合临床实验室应用和推广.
    • 熊声贺; 樊斌; 黄新城; 翁丽燕; 熊隆信
    • 摘要: 目的 探讨实验室内部HbA1c质控物的制备方法,评价其质量及实验室运用的可行性.方法 利用实验室余留样本、实验条件和设备,制备液体HbA1c质控物,并对该质控物的存储稳定性、瓶间差、使用效果进行评价.结果 HbA1c结果在6.9-13.9%(NGSP)[91.1-251.8mmol/mol(IFCC)]区间,与HPLC-CE方法比较,r=0.9984,批内最大偏倚CV%=1.97%;稳定性试验表明,最大偏倚CV<3.0%,其稳定性不低于10个月.结论 该质控物经过制备流程改良,极大程度减少了血浆及细胞膜成分可能对检测造成的干扰,使其品质基本满足室内质控样本品质要求.
    • 唐大海; 岳波; 刘曼娇; 贺嘉蕾; 蒋梦洁; 李丹杰; 张尚珍; 刘秀芳
    • 摘要: 目的:对迈瑞BC-5 D全血质控物的质量进行评价分析。方法首先用迈瑞BC5300血液分析仪对迈瑞全血质控物进行均匀性和稳定性试验,然后用BC5300血液分析仪和美国COULTER LH780血液分析仪同时检测迈瑞BC-5D全血质控物、美国COULTER 5 C全血质控物和市临检中心产全血质控物,每日1次,每月更换新批次,连续检测6个月,比较6个批次3种质控物的稳定性。结果均匀性符合国家标准,在迈瑞厂家规定的90 d有效期内,短期、中期、长期稳定性与初期相比,差异无统计学意义(P>0.05),符合厂家声明的开瓶稳定性14 d。3个品牌全血质控物稳定性的比较结果为:迈瑞BC-5D全血质控物稳定性与COULTER 5C质控物稳定性相近,优于临检中心产全血质控物。结论迈瑞BC-5D全血质控物性能良好,临床应用效果较好,且价格经济,适合临床推广。%Objective To evaluate and analyze the performance of Mindray BC-5D hematological control materials.Methods First, uniformity and stability tests were performed by using the Mindray BC5300 hematological analyzer.Then, the Mindray BC5300 hematological analyzer and the Coulter LH780 hematological analyzer were used simultaneously for the detection of Mindray BC-5D.The Coulter 5C hematological control materials and the domestic analyzer were used and replaced with new batches every month, to detect hematological control materials once for a succession of 6 months.Finally, the stability of the 3 hematological control materials from the 6 batches was compared accordingly.Results The uniformity of Mindray BC-5D hematological control materials met the na-tional requirements of the Pharmaceutical Industry Standards of the People′s Republic of China for whole blood quality control materials. Within the 90-day expiry date as specified by the manufacturer, no statistical significance could be seen in the short-term stability, mid-term stability and long-term stability, when comparisons were made between them(P>0.05).Therefore it conformed to the 14-day sta-bility requirements as declared by the manufacturer, once it was opened.The results of comparison for the stability of the 3 brands of hematological control materials were that the stability of Mindray BC-5D hematological control materials was similar to the Coulter 5C he-matological control materials, but was obviously superior to the control materials by the domestic analyzer.Conclusion The perform-ance of Mindray BC-5D hematological control materials was of better quality, more economical and had better clinical efficacy, which was worth further clinical extension.
    • 马静瑶; 郭滔
    • 摘要: Objective To prepare an internal quality control substance of free hemoglobin (FHb),and evaluate its perform-ance.Methods ① 5 normal whole human blood samples with known hemoglobin (Hb)concentration was selected and dilu-ted with distilled water in the ratio of 1∶500,1∶1 000,1∶2 000,1∶4 000 respectively.After 20 FHb solutions was fully mixed,the concentration of FHb solutions was tested and compared with its theoretical data.②One of the highest value and the lowest value solutions were chosen as qualitye control substance,packed and stored in -20°C fridge.Each group was an-alyzed 20 days continuously in the routine conditions,where average (-x )of the groups,standards deviation (s )and coeffi-cients of variation (CV)were calculated and Levey-Jennings control chart was conducted.Then,the test was repeated every week,and the data on the chart was updated accordingly until (CV)of the reagents were changed.The average (-x)of the-groups,standards deviation (s)and coefficients of variation uality control material was calculated during the whole test peri-od.Results ①The theoretical value (-x ±s)of the concentration of free hemoglobin was 125.44±93.04 mg/L,and the actu-al value was 125.22±93.08 mg/L,there was no statistic significance (t value was 0.706,P >0.05).② During 20 continu-ously daystest,the detected values (-x ±s)of the highest quality control material was 303.55±3.70 mg/L;the values of the lowest quality control material was 69.29 ± 1.88 mg/L.The coefficients were 1.22% and 2.68% respectively.Both the highest and the lowest quality control material were under control during the whole detecting period.The (-x ±s )values of the highest was 302.56±3.99 mg/L,the CV value of it was 1.32%;The (-x ±s)values of the lowest was 69.04±1.88 mg/L,the CV value of it was 2.71%.Conclusion The preparation method of internal quality control substance of free hemoglo-bin is convenient and stable,and was applicable in blood station’s and clinical laboratory.%目的:制备游离血红蛋白(FHb)室内质控物,并对其性能进行评价。方法①选取5份已知血红蛋白(Hb)浓度的正常人类全血,用蒸馏水分别以1∶500,1∶1000,1∶2000,1∶4000的比例进行稀释,充分混匀后配制成20份 FHb 溶液,检测其 FHb 浓度,并与其理论浓度进行比较。②选择高值、低值溶液各1份,作为日常室内质控物,混匀分装-20°C保存,常规条件下连续检测20天,计算两组的珚x,s 和 CV 值,绘制 Levey-Jennings 质控图;之后每周测定一次,将数据依次标记在质控图上,直至更换试剂批号;计算高值、低值两种质控物整个检测周期内的总体珚x,s 和 CV 值。结果①该20份标本的 FHb 浓度理论值和实测值(-x±s)分别为125.44±93.04 mg/L 和125.22±93.08 mg/L,差异无统计学意义(t=0.706,P >0.05)。②高值、低值质控物连续20天检测结果(-x±s)分别为303.55±3.70 mg/L 和69.29±1.88 mg/L,CV 值分别为1.22%和2.68%;高值、低值质控物整个检测周期内结果均未失控,总体(-x ±s)分别为302.56±3.99 mg/L 和69.04±1.88 mg/L,CV 值分别为1.32%和2.71%。结论FHb 室内质控物制备过程简单,质量可靠,稳定性好,适合在血站和临床实验室中应用和推广。
    • 施英娟; 王建新; 王超; 施秀英; 王惠民
    • 摘要: 目的:评价自制血清肌钙蛋白I(cTnI)质控物均匀性和稳定性。方法按实验设计收集混合血清,分装-20°C贮存。参照CNAS‐GL03《能力验证样品均匀性和稳定性评价指南》,对质控物的均匀性进行评价;运用恒温加速试验研究稳定性。结果质控物均匀性差异无统计学意义(P>0.05)。恒温加速试验显示,血清cTnI降解随时间变化符合化学动力学一级反应,根据Arrhenius方程推测4°C贮存7 d ,-20°C贮存有效期为19个月;监测质控物9个月,与恒温加速试验结果一致。结论自制血清cT nI质控物均匀性、稳定性良好,可用于临床室内质量控制。%Objective To prepare a set of serum cardiac troponin I quality control materials for testing and evaluate the homoge‐neity and stability .Methods Mixed serum were collected ,filtered ,distributed ,storaged at -20 °C according to the experimental design .The homogeneity of serum pools was evaluating according to the CNAS‐GL03 Guidance .The stability of cTnI in human ser‐um was examined using an accelerated stability testing protocol according to the Arrhenius equation .Further ,the effect of stability was verified by long term test .Results In the homogeneity evaluation the results showed that there were insignificant difference between the control materials (P>0 .05) .Stability analysis ,the control should not exceed 2 times by freeze‐thawing ;constant tem‐perature accelerated test results showed that the serum levels of cTnI degraded in accordance with the change of chemical first‐order reaction kinetics .Arrhenius‐plots indicated that the cTnI control materials were stable for at least 7 days at 4 °C and 19 months at-20 °C ,respectively .Control materials were monitored for 9 months ,the results are stable ,and consistent with the constant tem‐perature acceleration .Conclusion The homogeneity and stability of serum cTnI is good and can be used in clinical quality control .
    • 高倩; 周文宾; 李臣宾; 崔皓园; 彭明婷
    • 摘要: 目的 利用新鲜冰冻血浆制备抗凝血酶、蛋白C、蛋白S活性检测质控物,评价其均匀性和稳定性,并试用于室内质控.方法 依据ISO Guide35及CNAS-GL03的要求,对2个批次自制质控物的均匀性和稳定性进行评价.将质控物试应用于室内质控,同时检测商品质控物作为对照.结果 均匀性评价结果显示质控物样品间均匀性良好,差异无统计学意义(P>0.05),AT、PC和PS的瓶间均匀性不确定度ubb的分布范围分别为0.30%~2.39%,0.16%~2.45%和0.19%~3.62%;复融后在室温和冷藏条件下3种抗凝蛋白活性稳定时间分别为24 h和24 h、8h和12h、3h和12h.第1批次质控物长期稳定性评价结果显示正常和异常浓度水平的AT和PC质控物的稳定时间为24周,正常浓度的PS质控物稳定时间为19周,异常低浓度的PS质控物稳定时间为12周;3个项目的长期稳定性不确定度ults范围分别为2.45%~3.68%、1.32%~3.19%和3.97%~10.17%.室内质控试应用结果显示3个项目第1批次各批号质控物检测结果的CV均小于厂商规定的批间不精密度,与商品质控物具有可比性.结论 质控物的均匀性、稳定性符合相关指南要求,可应用于室内质控.
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