[Objectives]To evaluate the pollution status of phthalate esters(PAEs)in the soil of facility vegetable base in Yangling District of Xianyang City.[Methods]A total of 15 kinds of PAEs in soil samples were detected and...[Objectives]To evaluate the pollution status of phthalate esters(PAEs)in the soil of facility vegetable base in Yangling District of Xianyang City.[Methods]A total of 15 kinds of PAEs in soil samples were detected and analyzed by gas chromatography-mass spectrometry.[Results]A total of 12 kinds of PAEs were detected in analyzed soil samples,with a total content of 53.4-3524.1μg/kg and an average of 602.7μg/kg.Specifically,DEHP,DBP,DIBP,DMEP,BBP and DNOP were the main PAEs pollutants in the soil,with the detection rates of 100%,100%,100%,73.3%,63.3%and 53.3%,and the average content were 286.3,167.3,123.1,157.6,121.3,and 130.5μg/kg,respectively.[Conclusions]Compared with the soil in other regions,the pollution level of PAEs in the soil of facility vegetable base in Yangling District is lower,but such compounds are widespread in the facility vegetable base,and their potential environmental risks should attract close attention.展开更多
As a kind of plasticizer,phthalic acid esters(PAEs)are often added to plastics to enhance elasticity,transparency,durability and prolong service life.However,it does not chemically bind to plastics and is easy to migr...As a kind of plasticizer,phthalic acid esters(PAEs)are often added to plastics to enhance elasticity,transparency,durability and prolong service life.However,it does not chemically bind to plastics and is easy to migrate to the environment.It is difficult to degrade in the environment,and it is also enriched in the human body through the food chain and respiration,which will lead to obvious adverse reactions such as decreased learning and memory function and neurobehavioral disorders.Due to the toxicity,universality and low concentration limitations of PAEs in the environment and food,it is essential to achieve rapid and sensitive detection of PAEs in soil,atmosphere,water and food.Electrochemical(EC)sensors have the advantages of simplicity,fast,low cost,portability,easy operation,high specificity and high sensitivity,so they are applied for the detection of PAEs.Although there are a large number of studies on the detection of PAEs by EC sensors,there is no review on this aspect.In this review,we introduce the detection of PAEs from classical EC sensors,electrochemiluminescence(ECL)sensors and photo-electrochemical(PEC)sensors in the past five years.This review is beneficial to understanding the construction of EC sensors and the detection mechanism of PAEs.We also propose that the development of rapid,accurate and real-time detection methods of PAEs is key to assessing risk and preventing related diseases.展开更多
目的:测定子宫肌瘤、卵巢囊肿患者血清及病理组织中酞酸酯类化学物(PAEs)水平并分析其相关性。方法:收集80例子宫肌瘤和67例卵巢囊肿患者的手术病理组织和血液样本,采用气相色谱法(GC)测定PAEs含量。并对病理组织与血清中邻苯二甲酸二丁...目的:测定子宫肌瘤、卵巢囊肿患者血清及病理组织中酞酸酯类化学物(PAEs)水平并分析其相关性。方法:收集80例子宫肌瘤和67例卵巢囊肿患者的手术病理组织和血液样本,采用气相色谱法(GC)测定PAEs含量。并对病理组织与血清中邻苯二甲酸二丁酯(DBP)和邻苯二甲酸二(2-乙基-己基)酯(DEHP)水平进行相关性分析。结果:患者病理组织中DEP、DBP和DEHP的检出率分别为0、74.8%和99.3%。卵巢囊肿病理组织中DBP和DEHP水平分别为0.457μg/g和4.123μg/g,均显著高于子宫肌瘤组织(0.202μg/g、2.317μg/g,P<0.001)。子宫肌瘤患者血清中DEHP与病理组织中DBP和DEHP的水平均呈负相关(r=-0.241,P<0.05;r=-0.309,P<0.01);卵巢囊肿患者血清中DBP与病理组织中DBP含量呈负相关(r=-0.255,P<0.05);卵巢囊肿患者的黄体生成素水平显著低于子宫肌瘤患者(3.80IU/L vs 8.72IU/L,P<0.05)。结论:PAEs对女性人群暴露与子宫肌瘤、卵巢囊肿发病的相关性研究有一定的参考意义。展开更多
基金Supported by Scientific Research Fund Project of Yangling Vocational and Technical College(A2018053)Science and Technology Plan Project of Yangling Agricultural High-tech Industry Demonstration Zone(2018SF-02).
文摘[Objectives]To evaluate the pollution status of phthalate esters(PAEs)in the soil of facility vegetable base in Yangling District of Xianyang City.[Methods]A total of 15 kinds of PAEs in soil samples were detected and analyzed by gas chromatography-mass spectrometry.[Results]A total of 12 kinds of PAEs were detected in analyzed soil samples,with a total content of 53.4-3524.1μg/kg and an average of 602.7μg/kg.Specifically,DEHP,DBP,DIBP,DMEP,BBP and DNOP were the main PAEs pollutants in the soil,with the detection rates of 100%,100%,100%,73.3%,63.3%and 53.3%,and the average content were 286.3,167.3,123.1,157.6,121.3,and 130.5μg/kg,respectively.[Conclusions]Compared with the soil in other regions,the pollution level of PAEs in the soil of facility vegetable base in Yangling District is lower,but such compounds are widespread in the facility vegetable base,and their potential environmental risks should attract close attention.
基金supported by National Natural Science Foundation of China(No.62201230,62101216)Natural Science Foundation of Jiangsu Province(No.BK20220546)+4 种基金Postdoctoral Science Foundation of China(No.2021M691314)Fund of Guangdong Provincial Key Laboratory of Food Quality and Safety,China(No.2021KF001)GuangDong Basic and Applied Basic Research Foundation(No.2020A1515110332)the Priority Academic Program Development of Jiangsu Higher Education Institutions(No.PAPD-2023-87)the support from Innovation/Entrepreneurship Program of Jiangsu Province(No.JSSCBS20210935).
文摘As a kind of plasticizer,phthalic acid esters(PAEs)are often added to plastics to enhance elasticity,transparency,durability and prolong service life.However,it does not chemically bind to plastics and is easy to migrate to the environment.It is difficult to degrade in the environment,and it is also enriched in the human body through the food chain and respiration,which will lead to obvious adverse reactions such as decreased learning and memory function and neurobehavioral disorders.Due to the toxicity,universality and low concentration limitations of PAEs in the environment and food,it is essential to achieve rapid and sensitive detection of PAEs in soil,atmosphere,water and food.Electrochemical(EC)sensors have the advantages of simplicity,fast,low cost,portability,easy operation,high specificity and high sensitivity,so they are applied for the detection of PAEs.Although there are a large number of studies on the detection of PAEs by EC sensors,there is no review on this aspect.In this review,we introduce the detection of PAEs from classical EC sensors,electrochemiluminescence(ECL)sensors and photo-electrochemical(PEC)sensors in the past five years.This review is beneficial to understanding the construction of EC sensors and the detection mechanism of PAEs.We also propose that the development of rapid,accurate and real-time detection methods of PAEs is key to assessing risk and preventing related diseases.
文摘目的:测定子宫肌瘤、卵巢囊肿患者血清及病理组织中酞酸酯类化学物(PAEs)水平并分析其相关性。方法:收集80例子宫肌瘤和67例卵巢囊肿患者的手术病理组织和血液样本,采用气相色谱法(GC)测定PAEs含量。并对病理组织与血清中邻苯二甲酸二丁酯(DBP)和邻苯二甲酸二(2-乙基-己基)酯(DEHP)水平进行相关性分析。结果:患者病理组织中DEP、DBP和DEHP的检出率分别为0、74.8%和99.3%。卵巢囊肿病理组织中DBP和DEHP水平分别为0.457μg/g和4.123μg/g,均显著高于子宫肌瘤组织(0.202μg/g、2.317μg/g,P<0.001)。子宫肌瘤患者血清中DEHP与病理组织中DBP和DEHP的水平均呈负相关(r=-0.241,P<0.05;r=-0.309,P<0.01);卵巢囊肿患者血清中DBP与病理组织中DBP含量呈负相关(r=-0.255,P<0.05);卵巢囊肿患者的黄体生成素水平显著低于子宫肌瘤患者(3.80IU/L vs 8.72IU/L,P<0.05)。结论:PAEs对女性人群暴露与子宫肌瘤、卵巢囊肿发病的相关性研究有一定的参考意义。
