BACKGROUND Post-transarterial chemoembolization(TACE)liver failure occurs frequently in hepatocellular carcinoma(HCC)patients.The identification of predictors for post-TACE liver failure is of great importance for cli...BACKGROUND Post-transarterial chemoembolization(TACE)liver failure occurs frequently in hepatocellular carcinoma(HCC)patients.The identification of predictors for post-TACE liver failure is of great importance for clinical decision-making in this population.AIM To investigate the occurrence rate and predictive factors of post-TACE liver failure in this retrospective study to provide clues for decision-making regarding TACE procedures in HCC patients.METHODS The clinical records of HCC patients treated with TACE therapy were reviewed.Baseline clinical characteristics and laboratory parameters of these patients were extracted.Logistic models were used to identify candidates to predict post-TACE liver failure.RESULTS A total of 199 HCC patients were enrolled in this study,and 70 patients(35.2%)developed post-TACE liver failure.Univariate and multivariate logistic models indicated that microspheres plus gelatin embolization and main tumor size>5 cm were risk predictors for post-TACE liver failure[odds ratio(OR):4.4,95%confidence interval(CI):1.2-16.3,P=0.027;OR:2.3,95%CI:1.05-5.3,P=0.039,respectively].Conversely,HCC patients who underwent tumor resection surgery before the TACE procedure had a lower risk for post-TACE liver failure(OR:0.4,95%CI:0.2-0.95,P=0.039).CONCLUSION Microspheres plus gelatin embolization and main tumor size might be risk factors for post-TACE liver failure in HCC patients,while prior tumor resection could be a favorable factor reducing the risk of post-TACE liver failure.展开更多
Objective:Traditional Chinese medicine plays a significant role in the treatment of the pandemic of coronavirus disease 2019(COVID-19).Tanreqing Capsule(TRQC)was used in the treatment of COVID-19 patients in the Shang...Objective:Traditional Chinese medicine plays a significant role in the treatment of the pandemic of coronavirus disease 2019(COVID-19).Tanreqing Capsule(TRQC)was used in the treatment of COVID-19 patients in the Shanghai Public Health Clinical Center.This study aimed to investigate the clinical efficacy of TRQC in the treatment of COVID-19.Methods:A retrospective cohort study was conducted on 82 patients who had laboratory-confirmed mild and moderate COVID-19;patients were treated with TRQC in one designated hospital.The treatment and control groups consisted of 25 and 57 cases,respectively.The treatment group was given TRQC orally three times a day,three pills each time,in addition to conventional Western medicine treatments which were also administered to the control group.The clinical efficacy indicators,such as the negative conversion time of pharyngeal swab nucleic acid,the negative conversion time of fecal nucleic acid,the duration of negative conversion of pharyngeal-fecal nucleic acid,and the improvement in the level of immune indicators such as T-cell subsets(CD3,CD4 and CD45)were monitored.Results:COVID-19 patients in the treatment group,compared to the control group,had a shorter negative conversion time of fecal nucleic acid(4 vs.9 days,P=0.047)and a shorter interval of negative conversion of pharyngeal-fecal nucleic acid(0 vs.2 days,P=0.042).The level of CD3+T cells increased in the treatment group compared to the control group([317.09±274.39]vs.[175.02±239.95]counts/l L,P=0.030).No statistically significant differences were detected in the median improvement in levels of CD4+T cells(173 vs.107 counts/l L,P=0.208)and CD45+T cells(366 vs.141 counts/l L,P=0.117)between the treatment and control groups.Conclusion:Significant reductions in the negative conversion time of fecal nucleic acid and the duration of negative conversion of pharyngeal-fecal nucleic acid were identified in the treatment group as compared to the control group,illustrating the potential therapeutic benefits of using TRQC as a complement to conventional medicine in patients with mild and moderate COVID-19.The underlying mechanism may be related to the improved levels of the immune indicator CD3+T cells.展开更多
Objective:To observe the early interventions of traditional Chinese Medicine(TCM)on the conversion time of nucleic acid in patients with coronavirus disease 2019(COVID-19),and find possible underlying mechanisms of ac...Objective:To observe the early interventions of traditional Chinese Medicine(TCM)on the conversion time of nucleic acid in patients with coronavirus disease 2019(COVID-19),and find possible underlying mechanisms of action.Methods:A retrospective cohort study was conducted on 300 confirmed COVID-19 patients who were treated with TCM,at a designated hospital in China.The patients were categorized into three groups:TCM1,TCM2 and TCM3,who respectively received TCM interventions within 7,8–14,and greater than15 days of hospitalization.Different indicators such as the conversion time of pharyngeal swab nucleic acid,the conversion time of fecal nucleic acid,length of hospital stay,and inflammatory markers(leukocyte count,and lymphocyte count and percentage)were analyzed to observe the impact of early TCM interventions on these groups.Results:The median conversion times of pharyngeal swab nucleic acid in the three groups were 5.5,7 and16 d(P<0.001),with TCM1 and TCM2 being statistically different from TCM3(P<0.01).TCM1(P<0.05)and TCM3(P<0.01)were statistically different from TCM2.The median conversion times of fecal nucleic acid in the three groups were 7,9 and 17 d(P<0.001).Conversion times of fecal nucleic acid in TCM1 were statistically different from TCM3 and TCM2(P<0.01).The median lengths of hospital stay in the three groups were 13,16 and 21 d(P<0.001).TCM1 and TCM2 were statistically different from TCM3(P<0.01);TCM1 and TCM3 were statistically different from TCM2(P<0.01).Both leucocyte and lymphocyte counts increased gradually with an increase in the length of hospital stay in TCM1 group patients,with a statistically significant difference observed at each time point in the group(P<0.001).Statistically significant differences in lymphocyte count and percentage in TCM2(P<0.001),and in leucocyte count(P=0.043)and lymphocyte count(P=0.038)in TCM3 were observed.The comparison among the three groups showed a statistically significant difference in lymphocyte percentage on the third day of admission(P=0.044).Conclusion:In this study,it was observed that in COVID-19 patients treated with a combination of Chinese and Western medicines,TCM intervention earlier in the hospital stay correlated with faster conversion time of pharyngeal swab and fecal nucleic acid,as well as shorter length of hospital stay,thus helping promote faster recovery of the patient.The underlying mechanism of action may be related to improving inflammation in patients with COVID-19.展开更多
Biofouling is a major obstacle to the efficient extraction of uranium from seawater due to the numerous marine microorganisms in the ocean.Herein,we report a novel amidoxime(AO)crystalline covalent organic framework(B...Biofouling is a major obstacle to the efficient extraction of uranium from seawater due to the numerous marine microorganisms in the ocean.Herein,we report a novel amidoxime(AO)crystalline covalent organic framework(BD-TN-AO)by Knoevenagel condensation reaction of 2,2′,2″-(benzene-1,3,5-triyl)triacetonitrile(TN)and 4,4′-(buta-1,3-diyne1,4-diyl)dibenzaldehyde(BD)that is highly conjugated and possesses excellent photocatalytic activity.The excellent photocatalytic activity endows the BDTN-AO high anti-biofouling activity by producing biotoxic reactive oxygen species(ROS)and photogenerated electrons to efficiently reduce the loaded U(VI)to insoluble U(IV).Meanwhile,the surfacepositive electric field has strong electrostatic attraction to the negative[UO2(CO3)3]4−in seawater,which can significantly enhance the extraction capacity of uranium.Benefiting from these outstanding photoinduced effects of BD-TN-AO,the adsorbent exhibits a high uranium adsorption capacity of 5.9 mg g−1 under simulated sunlight irradiation in microorganism-containing natural seawater,which is 1.48 times the adsorption capacity in darkness.展开更多
基金Supported by Shanghai Science and Technology Committee,No.19401931600Shanghai Municipal Health Commission,No.2020LZ001Health Commission of Pudong New District,Shanghai,No.PDZY-2021-0706.
文摘BACKGROUND Post-transarterial chemoembolization(TACE)liver failure occurs frequently in hepatocellular carcinoma(HCC)patients.The identification of predictors for post-TACE liver failure is of great importance for clinical decision-making in this population.AIM To investigate the occurrence rate and predictive factors of post-TACE liver failure in this retrospective study to provide clues for decision-making regarding TACE procedures in HCC patients.METHODS The clinical records of HCC patients treated with TACE therapy were reviewed.Baseline clinical characteristics and laboratory parameters of these patients were extracted.Logistic models were used to identify candidates to predict post-TACE liver failure.RESULTS A total of 199 HCC patients were enrolled in this study,and 70 patients(35.2%)developed post-TACE liver failure.Univariate and multivariate logistic models indicated that microspheres plus gelatin embolization and main tumor size>5 cm were risk predictors for post-TACE liver failure[odds ratio(OR):4.4,95%confidence interval(CI):1.2-16.3,P=0.027;OR:2.3,95%CI:1.05-5.3,P=0.039,respectively].Conversely,HCC patients who underwent tumor resection surgery before the TACE procedure had a lower risk for post-TACE liver failure(OR:0.4,95%CI:0.2-0.95,P=0.039).CONCLUSION Microspheres plus gelatin embolization and main tumor size might be risk factors for post-TACE liver failure in HCC patients,while prior tumor resection could be a favorable factor reducing the risk of post-TACE liver failure.
基金supported by Emergency Scientific Research Project of Shanghai Health Committee and Shanghai Administration of Traditional Chinese Medicine(No.2020YJ01)Shanghai Key Laboratory of Traditional Chinese Clinical Medicine(No.14DZ2273200)Shanghai Key Clinical Specialty(No.SHSLCZDZK05101)。
文摘Objective:Traditional Chinese medicine plays a significant role in the treatment of the pandemic of coronavirus disease 2019(COVID-19).Tanreqing Capsule(TRQC)was used in the treatment of COVID-19 patients in the Shanghai Public Health Clinical Center.This study aimed to investigate the clinical efficacy of TRQC in the treatment of COVID-19.Methods:A retrospective cohort study was conducted on 82 patients who had laboratory-confirmed mild and moderate COVID-19;patients were treated with TRQC in one designated hospital.The treatment and control groups consisted of 25 and 57 cases,respectively.The treatment group was given TRQC orally three times a day,three pills each time,in addition to conventional Western medicine treatments which were also administered to the control group.The clinical efficacy indicators,such as the negative conversion time of pharyngeal swab nucleic acid,the negative conversion time of fecal nucleic acid,the duration of negative conversion of pharyngeal-fecal nucleic acid,and the improvement in the level of immune indicators such as T-cell subsets(CD3,CD4 and CD45)were monitored.Results:COVID-19 patients in the treatment group,compared to the control group,had a shorter negative conversion time of fecal nucleic acid(4 vs.9 days,P=0.047)and a shorter interval of negative conversion of pharyngeal-fecal nucleic acid(0 vs.2 days,P=0.042).The level of CD3+T cells increased in the treatment group compared to the control group([317.09±274.39]vs.[175.02±239.95]counts/l L,P=0.030).No statistically significant differences were detected in the median improvement in levels of CD4+T cells(173 vs.107 counts/l L,P=0.208)and CD45+T cells(366 vs.141 counts/l L,P=0.117)between the treatment and control groups.Conclusion:Significant reductions in the negative conversion time of fecal nucleic acid and the duration of negative conversion of pharyngeal-fecal nucleic acid were identified in the treatment group as compared to the control group,illustrating the potential therapeutic benefits of using TRQC as a complement to conventional medicine in patients with mild and moderate COVID-19.The underlying mechanism may be related to the improved levels of the immune indicator CD3+T cells.
基金supported by Foundation of Shanghai Science and Technology Committee(No.2041195020002)Shanghai Key Laboratory of Traditional Chinese Clinical Medicine(No.14DZ2273200)Shanghai Key Clinical Specialty(No.shslczdzk05101)。
文摘Objective:To observe the early interventions of traditional Chinese Medicine(TCM)on the conversion time of nucleic acid in patients with coronavirus disease 2019(COVID-19),and find possible underlying mechanisms of action.Methods:A retrospective cohort study was conducted on 300 confirmed COVID-19 patients who were treated with TCM,at a designated hospital in China.The patients were categorized into three groups:TCM1,TCM2 and TCM3,who respectively received TCM interventions within 7,8–14,and greater than15 days of hospitalization.Different indicators such as the conversion time of pharyngeal swab nucleic acid,the conversion time of fecal nucleic acid,length of hospital stay,and inflammatory markers(leukocyte count,and lymphocyte count and percentage)were analyzed to observe the impact of early TCM interventions on these groups.Results:The median conversion times of pharyngeal swab nucleic acid in the three groups were 5.5,7 and16 d(P<0.001),with TCM1 and TCM2 being statistically different from TCM3(P<0.01).TCM1(P<0.05)and TCM3(P<0.01)were statistically different from TCM2.The median conversion times of fecal nucleic acid in the three groups were 7,9 and 17 d(P<0.001).Conversion times of fecal nucleic acid in TCM1 were statistically different from TCM3 and TCM2(P<0.01).The median lengths of hospital stay in the three groups were 13,16 and 21 d(P<0.001).TCM1 and TCM2 were statistically different from TCM3(P<0.01);TCM1 and TCM3 were statistically different from TCM2(P<0.01).Both leucocyte and lymphocyte counts increased gradually with an increase in the length of hospital stay in TCM1 group patients,with a statistically significant difference observed at each time point in the group(P<0.001).Statistically significant differences in lymphocyte count and percentage in TCM2(P<0.001),and in leucocyte count(P=0.043)and lymphocyte count(P=0.038)in TCM3 were observed.The comparison among the three groups showed a statistically significant difference in lymphocyte percentage on the third day of admission(P=0.044).Conclusion:In this study,it was observed that in COVID-19 patients treated with a combination of Chinese and Western medicines,TCM intervention earlier in the hospital stay correlated with faster conversion time of pharyngeal swab and fecal nucleic acid,as well as shorter length of hospital stay,thus helping promote faster recovery of the patient.The underlying mechanism of action may be related to improving inflammation in patients with COVID-19.
基金The authors gratefully acknowledge support from the National Natural Science Foundation of China(nos.22036003,21775065,and 21976077).
文摘Biofouling is a major obstacle to the efficient extraction of uranium from seawater due to the numerous marine microorganisms in the ocean.Herein,we report a novel amidoxime(AO)crystalline covalent organic framework(BD-TN-AO)by Knoevenagel condensation reaction of 2,2′,2″-(benzene-1,3,5-triyl)triacetonitrile(TN)and 4,4′-(buta-1,3-diyne1,4-diyl)dibenzaldehyde(BD)that is highly conjugated and possesses excellent photocatalytic activity.The excellent photocatalytic activity endows the BDTN-AO high anti-biofouling activity by producing biotoxic reactive oxygen species(ROS)and photogenerated electrons to efficiently reduce the loaded U(VI)to insoluble U(IV).Meanwhile,the surfacepositive electric field has strong electrostatic attraction to the negative[UO2(CO3)3]4−in seawater,which can significantly enhance the extraction capacity of uranium.Benefiting from these outstanding photoinduced effects of BD-TN-AO,the adsorbent exhibits a high uranium adsorption capacity of 5.9 mg g−1 under simulated sunlight irradiation in microorganism-containing natural seawater,which is 1.48 times the adsorption capacity in darkness.