目的探索伴有焦虑症状双相抑郁患者认知功能与N-甲基-D-天冬氨酸受体2B亚基(glutamate iono-tropic receptor NMDA type subunit 2B,GRIN2B)基因启动子区各CpG位点甲基化水平的相关性。方法根据汉密尔顿焦虑量表(14-item Hamilton anxie...目的探索伴有焦虑症状双相抑郁患者认知功能与N-甲基-D-天冬氨酸受体2B亚基(glutamate iono-tropic receptor NMDA type subunit 2B,GRIN2B)基因启动子区各CpG位点甲基化水平的相关性。方法根据汉密尔顿焦虑量表(14-item Hamilton anxiety rating scale,HAMA)评分将31例双相抑郁患者分为焦虑组15例和非焦虑组16例,同期选取16名健康对照。采用蒙特利尔认知评估量表(Montreal cognitive assessment,MoCA)、数值广度测验(digital span test,DST)、连线测试A部分(trail making test A,TMT-A)、斯特鲁普色词测验(Stroop color and word test,SCWT)评估3组总体认知功能、注意力及执行控制、信息处理速度、执行功能等认知功能维度,采用Massarray质谱法检测所有受试者外周血GRIN2B基因启动子区各CpG位点的DNA甲基化水平。结果3组GRIN2B基因启动子区DNA甲基化水平差异性位点为CpG3、CpG5、CpG7、CpG10、CpG12(P<0.05),其中,焦虑组CpG12甲基化水平低于非焦虑组(36.23%±16.41%vs.50.20%±19.79%,P<0.05)。偏相关分析显示,焦虑组患者中较差的命名能力与GRIN2B基因CpG4低甲基化水平相关(r=0.670,P=0.034),较差的执行功能与CpG6低甲基化水平相关(r=0.926,P<0.001),较差的注意力与GRIN2B基因CpG8高甲基化水平相关(r=-0.810,P=0.025),较差的言语记忆与CpG9高甲基化水平相关(r=-0.810,P<0.001),较差的抽象能力与CpG10高甲基化水平相关(r=-0.756,P=0.011)。结论GRIN2B基因启动子区DNA甲基化水平与伴有焦虑症状双相抑郁患者认知功能损害可能有关联,与双相抑郁患者焦虑症状的产生也可能有关联。展开更多
BACKGROUND Colorectal cancer(CRC)is among the most prevalent and life-threatening malignancies worldwide.Syndecan-2 methylation(mSDC2)testing has emerged as a widely used biomarker for early detection of CRC in stool ...BACKGROUND Colorectal cancer(CRC)is among the most prevalent and life-threatening malignancies worldwide.Syndecan-2 methylation(mSDC2)testing has emerged as a widely used biomarker for early detection of CRC in stool and serum samples.Cancer(CRC)is among the most prevalent and life-threatening malignancies worldwide.mSDC2 testing has emerged as a widely used biomarker for early detection of CRC in stool and serum samples.AIM To validate the effectiveness of fecal DNA mSDC2 testing in the detection of CRC among a high-risk Chinese population to provide evidence-based data for the development of diagnostic and/or screening guidelines for CRC in China.METHODS A high-risk Chinese cohort consisting of 1130 individuals aged 40-79 years was selected for evaluation via fecal mSDC2 testing.Sensitivity and specificity for CRC,advanced adenoma(AA)and advanced colorectal neoplasia(ACN)were determined.High-risk factors for the incidence of colorectal lesions were determined and a logistic regression model was constructed to reflect the efficacy of the test.RESULTS A total of 1035 high-risk individuals were included in this study according to established criteria.Among them,16 suffered from CRC(1.55%),65 from AA(6.28%)and 189 from non-AAs(18.26%);150 patients were diagnosed with polyps(14.49%).Diagnoses were established based upon colonoscopic and pathological examinations.Sensitivities of the mSDC2 test for CRC and AA were 87.50%and 40.00%,respectively;specificities were 95.61%for other groups.Positive predictive values of the mSDC2 test for CRC,AA and ACN were 16.09%,29.89%and 45.98%,respectively;the negative predictive value for CRC was 99.79%.After adjusting for other high-risk covariates,mSDC2 test positivity was found to be a significant risk factor for the occurrence of ACN(P<0.001).CONCLUSION Our findings confirmed that offering fecal mSDC2 testing and colonoscopy in combination for CRC screening is effective for earlier detection of malignant colorectal lesions in a high-risk Chinese population.展开更多
文摘目的探索伴有焦虑症状双相抑郁患者认知功能与N-甲基-D-天冬氨酸受体2B亚基(glutamate iono-tropic receptor NMDA type subunit 2B,GRIN2B)基因启动子区各CpG位点甲基化水平的相关性。方法根据汉密尔顿焦虑量表(14-item Hamilton anxiety rating scale,HAMA)评分将31例双相抑郁患者分为焦虑组15例和非焦虑组16例,同期选取16名健康对照。采用蒙特利尔认知评估量表(Montreal cognitive assessment,MoCA)、数值广度测验(digital span test,DST)、连线测试A部分(trail making test A,TMT-A)、斯特鲁普色词测验(Stroop color and word test,SCWT)评估3组总体认知功能、注意力及执行控制、信息处理速度、执行功能等认知功能维度,采用Massarray质谱法检测所有受试者外周血GRIN2B基因启动子区各CpG位点的DNA甲基化水平。结果3组GRIN2B基因启动子区DNA甲基化水平差异性位点为CpG3、CpG5、CpG7、CpG10、CpG12(P<0.05),其中,焦虑组CpG12甲基化水平低于非焦虑组(36.23%±16.41%vs.50.20%±19.79%,P<0.05)。偏相关分析显示,焦虑组患者中较差的命名能力与GRIN2B基因CpG4低甲基化水平相关(r=0.670,P=0.034),较差的执行功能与CpG6低甲基化水平相关(r=0.926,P<0.001),较差的注意力与GRIN2B基因CpG8高甲基化水平相关(r=-0.810,P=0.025),较差的言语记忆与CpG9高甲基化水平相关(r=-0.810,P<0.001),较差的抽象能力与CpG10高甲基化水平相关(r=-0.756,P=0.011)。结论GRIN2B基因启动子区DNA甲基化水平与伴有焦虑症状双相抑郁患者认知功能损害可能有关联,与双相抑郁患者焦虑症状的产生也可能有关联。
基金Supported by the Science and Technology Program of Panyu Central Hospital,No.PY-2023-003the Science and Technology Program of Panyu,No.2020-Z04-054+4 种基金the Science and Technology Project of the Guangzhou Health Commission,No.20211A011114the Science and Technology Program of Guangzhou,No.202002020023the General University Youth Innovative Talent Project of Guangdong Province,No.2022KQNCX281the Guangdong Provincial Key Field Special Project for Ordinary Colleges and Universities,No.2023ZDZX2097the Foshan Engineering Technology Research Center for Prepared Food Processing and Quality Evaluation,No.2022-KJZX113.
文摘BACKGROUND Colorectal cancer(CRC)is among the most prevalent and life-threatening malignancies worldwide.Syndecan-2 methylation(mSDC2)testing has emerged as a widely used biomarker for early detection of CRC in stool and serum samples.Cancer(CRC)is among the most prevalent and life-threatening malignancies worldwide.mSDC2 testing has emerged as a widely used biomarker for early detection of CRC in stool and serum samples.AIM To validate the effectiveness of fecal DNA mSDC2 testing in the detection of CRC among a high-risk Chinese population to provide evidence-based data for the development of diagnostic and/or screening guidelines for CRC in China.METHODS A high-risk Chinese cohort consisting of 1130 individuals aged 40-79 years was selected for evaluation via fecal mSDC2 testing.Sensitivity and specificity for CRC,advanced adenoma(AA)and advanced colorectal neoplasia(ACN)were determined.High-risk factors for the incidence of colorectal lesions were determined and a logistic regression model was constructed to reflect the efficacy of the test.RESULTS A total of 1035 high-risk individuals were included in this study according to established criteria.Among them,16 suffered from CRC(1.55%),65 from AA(6.28%)and 189 from non-AAs(18.26%);150 patients were diagnosed with polyps(14.49%).Diagnoses were established based upon colonoscopic and pathological examinations.Sensitivities of the mSDC2 test for CRC and AA were 87.50%and 40.00%,respectively;specificities were 95.61%for other groups.Positive predictive values of the mSDC2 test for CRC,AA and ACN were 16.09%,29.89%and 45.98%,respectively;the negative predictive value for CRC was 99.79%.After adjusting for other high-risk covariates,mSDC2 test positivity was found to be a significant risk factor for the occurrence of ACN(P<0.001).CONCLUSION Our findings confirmed that offering fecal mSDC2 testing and colonoscopy in combination for CRC screening is effective for earlier detection of malignant colorectal lesions in a high-risk Chinese population.