目的探讨决策冲突在头颈部恶性肿瘤放化疗患者癌症信息超载(Cancer information overload,CIO)与恐惧疾病进展间的中介作用。方法2022年8月至2023年1月,采用便利抽样法选取承德医学院附属医院肿瘤科收治的241例头颈部恶性肿瘤行放化疗...目的探讨决策冲突在头颈部恶性肿瘤放化疗患者癌症信息超载(Cancer information overload,CIO)与恐惧疾病进展间的中介作用。方法2022年8月至2023年1月,采用便利抽样法选取承德医学院附属医院肿瘤科收治的241例头颈部恶性肿瘤行放化疗患者作为研究对象,采用一般资料调查表、癌症信息超载量表(cancer information overload scale,CIOS)、决策冲突量表(decisional conflict scale,DCS)、恐惧疾病进展量表(fear of progression questionnaire-short form,FoP-Q-SF)进行调查。结果头颈部恶性肿瘤放化疗患者的CIOS、DCS及FoP-Q-SF的总得分分别为(19.48±8.43)、(30.82±7.66)、(34.92±13.73)分;Pearson相关性分析结果显示,头颈部恶性肿瘤放化疗患者的CIOS与DCS、FoP-Q-SF呈两两正相关(均P<0.01);Bootstrap分析显示,DCS占头颈部恶性肿瘤放化疗患者CIOS和FoP-Q-SF中介效应值的32.19%。结论DCS在头颈部恶性肿瘤放化疗患者CIOS与FoP-Q-SF间起到部分中介作用,提示医务人员可以通过制定系统完善的健康宣教策略提高患者癌症信息素养,以缓解患者CIOS和DCS,从而改善患者FoP-Q-SF心境状态。展开更多
Nanographene oxide (NGO) is currently being explored for various biomedical applications.However,little information is known about its biological behaviors in vitro and in vivo.For further studying its pharmacokinetic...Nanographene oxide (NGO) is currently being explored for various biomedical applications.However,little information is known about its biological behaviors in vitro and in vivo.For further studying its pharmacokinetics and related biological behaviors in living systems,an effective and convenient tracing method is particularly demanded.In this work,NGO was labeled with radionuclide 188Re (188Re-NGO).To obtain high labeling yield and purity,a number of labeling conditions,including concentration of SnCl2 and ascorbic acid,reaction time and temperature,and pH were optimized,and stability of the 188Re-NGO in vitro and in vivo was evaluated.The results showed that NGO could be effectively labeled with high yield.The purified 188Re-NGO showed high stability in vitro and in vivo.A pretest of NGO biodistribution with single photon emission computed tomography showed that the 188Re-NGO was rapidly taken by organs such as lungs,liver,and spleen.The biodistribution of 188Re-NGO differs significantly from the free radionuclide,indicating that the labeling procedure is highly suitable for investigating its biological behavior in living systems.展开更多
文摘目的探讨决策冲突在头颈部恶性肿瘤放化疗患者癌症信息超载(Cancer information overload,CIO)与恐惧疾病进展间的中介作用。方法2022年8月至2023年1月,采用便利抽样法选取承德医学院附属医院肿瘤科收治的241例头颈部恶性肿瘤行放化疗患者作为研究对象,采用一般资料调查表、癌症信息超载量表(cancer information overload scale,CIOS)、决策冲突量表(decisional conflict scale,DCS)、恐惧疾病进展量表(fear of progression questionnaire-short form,FoP-Q-SF)进行调查。结果头颈部恶性肿瘤放化疗患者的CIOS、DCS及FoP-Q-SF的总得分分别为(19.48±8.43)、(30.82±7.66)、(34.92±13.73)分;Pearson相关性分析结果显示,头颈部恶性肿瘤放化疗患者的CIOS与DCS、FoP-Q-SF呈两两正相关(均P<0.01);Bootstrap分析显示,DCS占头颈部恶性肿瘤放化疗患者CIOS和FoP-Q-SF中介效应值的32.19%。结论DCS在头颈部恶性肿瘤放化疗患者CIOS与FoP-Q-SF间起到部分中介作用,提示医务人员可以通过制定系统完善的健康宣教策略提高患者癌症信息素养,以缓解患者CIOS和DCS,从而改善患者FoP-Q-SF心境状态。
基金Supported by the National Science Foundation of China(No.10775169,10905086,10975179)the Shanghai Municipal Natural Science Foundation(No.08ZR1422700,08JC1422600)+2 种基金the Ministry of Health(No.2009ZX10004-301)the CAS Innovation Program(No.095501K)the MOST973Program(No.2006CB705605)
文摘Nanographene oxide (NGO) is currently being explored for various biomedical applications.However,little information is known about its biological behaviors in vitro and in vivo.For further studying its pharmacokinetics and related biological behaviors in living systems,an effective and convenient tracing method is particularly demanded.In this work,NGO was labeled with radionuclide 188Re (188Re-NGO).To obtain high labeling yield and purity,a number of labeling conditions,including concentration of SnCl2 and ascorbic acid,reaction time and temperature,and pH were optimized,and stability of the 188Re-NGO in vitro and in vivo was evaluated.The results showed that NGO could be effectively labeled with high yield.The purified 188Re-NGO showed high stability in vitro and in vivo.A pretest of NGO biodistribution with single photon emission computed tomography showed that the 188Re-NGO was rapidly taken by organs such as lungs,liver,and spleen.The biodistribution of 188Re-NGO differs significantly from the free radionuclide,indicating that the labeling procedure is highly suitable for investigating its biological behavior in living systems.