Efficiency of hepatitis A virus removal in six sewage treatment plants from central Tunisia

Verfasser / Beitragende:
[Imen Ouardani, Carmen Manso, Mahjoub Aouni, Jesús Romalde]
Ort, Verlag, Jahr:
2015
Enthalten in:
Applied Microbiology and Biotechnology, 99/24(2015-12-01), 10759-10769
Format:
Artikel (online)
ID: 60550251X
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024 7 0 |a 10.1007/s00253-015-6902-9  |2 doi 
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245 0 0 |a Efficiency of hepatitis A virus removal in six sewage treatment plants from central Tunisia  |h [Elektronische Daten]  |c [Imen Ouardani, Carmen Manso, Mahjoub Aouni, Jesús Romalde] 
520 3 |a The efficiency of six Tunisian sewage treatment plants (STP) for the removal of hepatitis A virus (HAV) from wastewater was analysed in order to evaluate the potential risk for human health linked to reuse or discharge of treated wastewater into the environment. The STP utilize different biological wastewater treatments including primary treatment, which involves the physical removal of organic and inorganic solids, and secondary treatment that involves different processes, such as activated sludge or lagoon. Quantitative real-time reverse transcription polymerase chain reaction (RT-PCR) and conventional RT-PCR were used for the analysis of the 325 wastewater samples (163 raw and 162 treated) obtained. Results revealed highest contamination in west-central of Tunisia in raw wastewater with 62.96% of samples positive for HAV and predominance during winter and autumn, whereas east-central region showed 50.62% of positive samples with high prevalence from winter through summer. The quantitative analysis revealed a range between 4.29×101 and 1.24×105RNAcopies/mL in treated wastewater, showing clearly the inefficiency for total removal of HAV regardless of the treatment method used. The vast majority of HAV sequences belonged to the sub-genotype IA, except one that was assigned to sub-genotype IB. 
540 |a Springer-Verlag Berlin Heidelberg, 2015 
690 7 |a Hepatitis A  |2 nationallicence 
690 7 |a Wastewater  |2 nationallicence 
690 7 |a Sewage treatment plants  |2 nationallicence 
690 7 |a qRT-PCR  |2 nationallicence 
690 7 |a Genotyping  |2 nationallicence 
700 1 |a Ouardani  |D Imen  |u Laboratoire des Maladies Transmissibles et Substances Biologiquement Actives LR99ES27, Faculté de Pharmacie de Monastir, Université de Monastir, Avenue Avicenne, 5000, Monastir, Tunisia  |4 aut 
700 1 |a Manso  |D Carmen  |u Departamento de Microbiología y Parasitología, CIBUS-Facultad de Biología, Universidad de Santiago de Compostela, 15782, Santiago de Compostela, Spain  |4 aut 
700 1 |a Aouni  |D Mahjoub  |u Laboratoire des Maladies Transmissibles et Substances Biologiquement Actives LR99ES27, Faculté de Pharmacie de Monastir, Université de Monastir, Avenue Avicenne, 5000, Monastir, Tunisia  |4 aut 
700 1 |a Romalde  |D Jesús  |u Departamento de Microbiología y Parasitología, CIBUS-Facultad de Biología, Universidad de Santiago de Compostela, 15782, Santiago de Compostela, Spain  |4 aut 
773 0 |t Applied Microbiology and Biotechnology  |d Springer Berlin Heidelberg  |g 99/24(2015-12-01), 10759-10769  |x 0175-7598  |q 99:24<10759  |1 2015  |2 99  |o 253 
856 4 0 |u https://doi.org/10.1007/s00253-015-6902-9  |q text/html  |z Onlinezugriff via DOI 
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900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
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949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00253-015-6902-9  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Ouardani  |D Imen  |u Laboratoire des Maladies Transmissibles et Substances Biologiquement Actives LR99ES27, Faculté de Pharmacie de Monastir, Université de Monastir, Avenue Avicenne, 5000, Monastir, Tunisia  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Manso  |D Carmen  |u Departamento de Microbiología y Parasitología, CIBUS-Facultad de Biología, Universidad de Santiago de Compostela, 15782, Santiago de Compostela, Spain  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Aouni  |D Mahjoub  |u Laboratoire des Maladies Transmissibles et Substances Biologiquement Actives LR99ES27, Faculté de Pharmacie de Monastir, Université de Monastir, Avenue Avicenne, 5000, Monastir, Tunisia  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Romalde  |D Jesús  |u Departamento de Microbiología y Parasitología, CIBUS-Facultad de Biología, Universidad de Santiago de Compostela, 15782, Santiago de Compostela, Spain  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Applied Microbiology and Biotechnology  |d Springer Berlin Heidelberg  |g 99/24(2015-12-01), 10759-10769  |x 0175-7598  |q 99:24<10759  |1 2015  |2 99  |o 253