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On the basis of investigating the effect of fluoranthene (Flu) on the anaerobic co-digestion of sludge and kitchen waste, the mechanism on anaerobic co-digestion was comprehensively analysed. The results demonstrated that anaerobic methanogenesis was enhanced within the appropriate concentration of Flu (≤50mg/kg TSS). The maximum methane yield of the anaerobic co-digestion system [30.7mL/(gVSS·d)] was achieved at Flu concentration of 50mg/kg TSS, which was 1.61times that of the control group. Mechanistic studies showed that hydrolysis, acidification and acetoclastic methanogenesis were promoted by Flu, as evidenced by the increased activities of acetate kinase (ACK, 1.30-fold) and coenzyme F420 (1.43-fold) relative to the control. Microbial community structure demonstrated that not only Prevotella and Trichococcus, involved in organic matter hydrolysis and acidification, were selectively enriched in the Flu group, but also the relative abundance of the acetoclastic methanogen Methanosarcina was increased. Metagenomics further revealed that the relative abundances of functional genes associated with glycolysis (HK, pfk and PK), volatile fatty acid production (por, ackA and buk) and acetoclastic methanogenesis (pta, ACSS1_2, cdhD and cdhE) were up-regulated, favouring methanogenesis.

, authors=Yin-lan ZHAO1, Zhi-yi QIN1, Yuan-yuan YAN2, Lei-yu FENG1, *, Yin-guang CHEN1, authorsList=Yin-lan ZHAO, Zhi-yi QIN, Yuan-yuan YAN, Lei-yu FENG, Yin-guang CHEN, authorCompany=null, correspAuthors=Lei-yu FENG, authorNote=null, correspAuthorsNote=null, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, fund=null), CN=ArticleExt(id=1314918287083926205, articleId=1314918286442197691, tenantId=1146029695717560320, journalId=1234093305789726721, language=CN, title=荧蒽对污泥和厨余垃圾厌氧共消化的影响机制, columnId=1240689598737731645, journalTitle=中国环境科学, columnName=固体废物, runingTitle=null, highlight=null, articleAbstract=

在探究荧蒽(Flu)对污泥和厨余垃圾厌氧共消化产甲烷效果的基础上,全面解析了Flu对厌氧共消化的作用机制.在适量浓度范围内(≤50mg/kg TSS),Flu对厌氧产甲烷具有促进作用,当Flu为50mg/kg TSS时,共消化系统的甲烷产率达到最高[30.70mL/(gVSS·d)],是空白组的1.61倍.机理研究表明,Flu促进了水解、酸化和乙酸裂解产甲烷过程;提高了厌氧共消化系统中乙酸激酶(ACK)和辅酶F420活性,分别是空白组的1.30和1.43倍.微生物群落结构分析发现Flu不仅促进了与有机物水解和酸化密切相关的普氏菌属和毛球菌属微生物的富集,还提高了乙酸裂解甲烷化的甲烷八叠球菌相对丰度.宏基因组学进一步揭示Flu的存在提高了与糖酵解(HK,pfk和PK)、挥发性脂肪酸产生(por,ackA及buk)和乙酸裂解产甲烷途径(pta,ACSS1_2,cdhD和cdhE)中相关基因丰度,促进产甲烷.

, authors=赵银兰1, 秦芷怡1, 严媛媛2, 冯雷雨1, *, 陈银广1, authorsList=赵银兰, 秦芷怡, 严媛媛, 冯雷雨, 陈银广, authorCompany=null, correspAuthors=冯雷雨, authorNote=

赵银兰(1995-),女,河南商丘人,同济大学博士研究生,主要从事固体废弃物处理与资源化研究.发表论文9篇..

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* 责任作者,副教授,
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赵银兰(1995-),女,河南商丘人,同济大学博士研究生,主要从事固体废弃物处理与资源化研究.发表论文9篇..

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赵银兰(1995-),女,河南商丘人,同济大学博士研究生,主要从事固体废弃物处理与资源化研究.发表论文9篇..

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荧蒽对污泥和厨余垃圾厌氧共消化的影响机制
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赵银兰 1 , 秦芷怡 1 , 严媛媛 2 , 冯雷雨 1, * , 陈银广 1
中国环境科学 | 固体废物 2025,45(10): 5561-5569
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中国环境科学 |固体废物 2025 , 45 (10) : 5561 -5569
荧蒽对污泥和厨余垃圾厌氧共消化的影响机制
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赵银兰(1995-),女,河南商丘人,同济大学博士研究生,主要从事固体废弃物处理与资源化研究.发表论文9篇..

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赵银兰(1995-),女,河南商丘人,同济大学博士研究生,主要从事固体废弃物处理与资源化研究.发表论文9篇..

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赵银兰1 , 秦芷怡1, 严媛媛2, 冯雷雨1, * , 陈银广1
作者信息
  • 1.同济大学环境科学与工程学院,上海 200092
  • 2.盐城师范学院化学与环境工程学院,江苏 盐城 224002
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* 责任作者,副教授,
作者简介:

赵银兰(1995-),女,河南商丘人,同济大学博士研究生,主要从事固体废弃物处理与资源化研究.发表论文9篇..

Influence mechanism of fluoranthene on anaerobic co-digestion of sludge and kitchen waste
Yin-lan ZHAO1 , Zhi-yi QIN1, Yuan-yuan YAN2, Lei-yu FENG1, * , Yin-guang CHEN1
Affiliations
  • 1.School of Environmental Science and Engineering, Tongji University, Shanghai 200092, China
  • 2.College of Chemistry and Environment Engineering, Yancheng Teachers University, Yancheng 224002, China
出版时间: 2025-10-20
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在探究荧蒽(Flu)对污泥和厨余垃圾厌氧共消化产甲烷效果的基础上,全面解析了Flu对厌氧共消化的作用机制.在适量浓度范围内(≤50mg/kg TSS),Flu对厌氧产甲烷具有促进作用,当Flu为50mg/kg TSS时,共消化系统的甲烷产率达到最高[30.70mL/(gVSS·d)],是空白组的1.61倍.机理研究表明,Flu促进了水解、酸化和乙酸裂解产甲烷过程;提高了厌氧共消化系统中乙酸激酶(ACK)和辅酶F420活性,分别是空白组的1.30和1.43倍.微生物群落结构分析发现Flu不仅促进了与有机物水解和酸化密切相关的普氏菌属和毛球菌属微生物的富集,还提高了乙酸裂解甲烷化的甲烷八叠球菌相对丰度.宏基因组学进一步揭示Flu的存在提高了与糖酵解(HK,pfk和PK)、挥发性脂肪酸产生(por,ackA及buk)和乙酸裂解产甲烷途径(pta,ACSS1_2,cdhD和cdhE)中相关基因丰度,促进产甲烷.

荧蒽  /  污泥  /  厨余垃圾  /  厌氧共消化  /  宏基因组学

On the basis of investigating the effect of fluoranthene (Flu) on the anaerobic co-digestion of sludge and kitchen waste, the mechanism on anaerobic co-digestion was comprehensively analysed. The results demonstrated that anaerobic methanogenesis was enhanced within the appropriate concentration of Flu (≤50mg/kg TSS). The maximum methane yield of the anaerobic co-digestion system [30.7mL/(gVSS·d)] was achieved at Flu concentration of 50mg/kg TSS, which was 1.61times that of the control group. Mechanistic studies showed that hydrolysis, acidification and acetoclastic methanogenesis were promoted by Flu, as evidenced by the increased activities of acetate kinase (ACK, 1.30-fold) and coenzyme F420 (1.43-fold) relative to the control. Microbial community structure demonstrated that not only Prevotella and Trichococcus, involved in organic matter hydrolysis and acidification, were selectively enriched in the Flu group, but also the relative abundance of the acetoclastic methanogen Methanosarcina was increased. Metagenomics further revealed that the relative abundances of functional genes associated with glycolysis (HK, pfk and PK), volatile fatty acid production (por, ackA and buk) and acetoclastic methanogenesis (pta, ACSS1_2, cdhD and cdhE) were up-regulated, favouring methanogenesis.

fluoranthene  /  sludge  /  kitchen waste  /  anaerobic co-digestion  /  metagenomics
赵银兰, 秦芷怡, 严媛媛, 冯雷雨, 陈银广. 荧蒽对污泥和厨余垃圾厌氧共消化的影响机制. 中国环境科学, 2025 , 45 (10) : 5561 -5569 .
Yin-lan ZHAO, Zhi-yi QIN, Yuan-yuan YAN, Lei-yu FENG, Yin-guang CHEN. Influence mechanism of fluoranthene on anaerobic co-digestion of sludge and kitchen waste[J]. China Environmental Science, 2025 , 45 (10) : 5561 -5569 .
  • 上海市自然科学基金资助项目(24ZR1468400)
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  • 接收时间:2025-02-20
  • 首发时间:2026-10-08
  • 出版时间:2025-10-20
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  • 收稿日期:2025-02-20
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上海市自然科学基金资助项目(24ZR1468400)
作者信息
    1.同济大学环境科学与工程学院,上海 200092
    2.盐城师范学院化学与环境工程学院,江苏 盐城 224002

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鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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