Importance of Wetlands Management for West Nile Virus Circulation Risk, Camargue, Southern France
To assess environmental and horse-level risk factors associated with West Nile Virus (WNV) circulation in Camargue, Southern France, a serosurvey was conducted on non-vaccinated horses (n = 1159 from 134 stables) in 2007 and 2008. Fifteen Landsat images were examined to quantify areas with open wate...
Ausführliche Beschreibung
Autor*in: |
Sophie Pradier [verfasserIn] Alain Sandoz [verfasserIn] Mathilde C. Paul [verfasserIn] Gaëtan Lefebvre [verfasserIn] Annelise Tran [verfasserIn] Josiane Maingault [verfasserIn] Sylvie Lecollinet [verfasserIn] Agnès Leblond [verfasserIn] |
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Format: |
E-Artikel |
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Sprache: |
Englisch |
Erschienen: |
2014 |
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Schlagwörter: |
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Übergeordnetes Werk: |
In: International Journal of Environmental Research and Public Health - MDPI AG, 2005, 11(2014), 8, Seite 7740-7754 |
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Übergeordnetes Werk: |
volume:11 ; year:2014 ; number:8 ; pages:7740-7754 |
Links: |
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DOI / URN: |
10.3390/ijerph110807740 |
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Katalog-ID: |
DOAJ003844587 |
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10.3390/ijerph110807740 doi (DE-627)DOAJ003844587 (DE-599)DOAJ19f99dfd71e54cd9867c2b5edbc15f1b DE-627 ger DE-627 rakwb eng Sophie Pradier verfasserin aut Importance of Wetlands Management for West Nile Virus Circulation Risk, Camargue, Southern France 2014 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier To assess environmental and horse-level risk factors associated with West Nile Virus (WNV) circulation in Camargue, Southern France, a serosurvey was conducted on non-vaccinated horses (n = 1159 from 134 stables) in 2007 and 2008. Fifteen Landsat images were examined to quantify areas with open water and flooded vegetation around sampled horses. Mean percentages of areas of open water and flooded vegetation, as well as variations in these percentages between 3 periods (November to February = NOT, March to July = END and August to October = EPI), were calculated for buffers of 2 km radius around the stables. Results of the final logistic regression showed that the risk of WNV seropositivity in horses decreased with their date of acquisition and age. Results also demonstrated the significant role of environmental variables. Horse serological status was associated with variations of open water areas between the NOT (November to February) and END (March to July) periods, as well as between END and EPI (August to October). WNV spillover was found more intense in areas where water level decreased strongly from winter to spring and from spring to summer. West Nile France wetlands spatial analysis risk factor vector-borne diseases remote sensing Medicine R Alain Sandoz verfasserin aut Mathilde C. Paul verfasserin aut Gaëtan Lefebvre verfasserin aut Annelise Tran verfasserin aut Josiane Maingault verfasserin aut Sylvie Lecollinet verfasserin aut Agnès Leblond verfasserin aut In International Journal of Environmental Research and Public Health MDPI AG, 2005 11(2014), 8, Seite 7740-7754 (DE-627)477992463 (DE-600)2175195-X 16604601 nnns volume:11 year:2014 number:8 pages:7740-7754 https://doi.org/10.3390/ijerph110807740 kostenfrei https://doaj.org/article/19f99dfd71e54cd9867c2b5edbc15f1b kostenfrei http://www.mdpi.com/1660-4601/11/8/7740 kostenfrei https://doaj.org/toc/1660-4601 Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ SSG-OLC-PHA GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_206 GBV_ILN_213 GBV_ILN_224 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_2153 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 11 2014 8 7740-7754 |
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10.3390/ijerph110807740 doi (DE-627)DOAJ003844587 (DE-599)DOAJ19f99dfd71e54cd9867c2b5edbc15f1b DE-627 ger DE-627 rakwb eng Sophie Pradier verfasserin aut Importance of Wetlands Management for West Nile Virus Circulation Risk, Camargue, Southern France 2014 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier To assess environmental and horse-level risk factors associated with West Nile Virus (WNV) circulation in Camargue, Southern France, a serosurvey was conducted on non-vaccinated horses (n = 1159 from 134 stables) in 2007 and 2008. Fifteen Landsat images were examined to quantify areas with open water and flooded vegetation around sampled horses. Mean percentages of areas of open water and flooded vegetation, as well as variations in these percentages between 3 periods (November to February = NOT, March to July = END and August to October = EPI), were calculated for buffers of 2 km radius around the stables. Results of the final logistic regression showed that the risk of WNV seropositivity in horses decreased with their date of acquisition and age. Results also demonstrated the significant role of environmental variables. Horse serological status was associated with variations of open water areas between the NOT (November to February) and END (March to July) periods, as well as between END and EPI (August to October). WNV spillover was found more intense in areas where water level decreased strongly from winter to spring and from spring to summer. West Nile France wetlands spatial analysis risk factor vector-borne diseases remote sensing Medicine R Alain Sandoz verfasserin aut Mathilde C. Paul verfasserin aut Gaëtan Lefebvre verfasserin aut Annelise Tran verfasserin aut Josiane Maingault verfasserin aut Sylvie Lecollinet verfasserin aut Agnès Leblond verfasserin aut In International Journal of Environmental Research and Public Health MDPI AG, 2005 11(2014), 8, Seite 7740-7754 (DE-627)477992463 (DE-600)2175195-X 16604601 nnns volume:11 year:2014 number:8 pages:7740-7754 https://doi.org/10.3390/ijerph110807740 kostenfrei https://doaj.org/article/19f99dfd71e54cd9867c2b5edbc15f1b kostenfrei http://www.mdpi.com/1660-4601/11/8/7740 kostenfrei https://doaj.org/toc/1660-4601 Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ SSG-OLC-PHA GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_206 GBV_ILN_213 GBV_ILN_224 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_2153 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 11 2014 8 7740-7754 |
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10.3390/ijerph110807740 doi (DE-627)DOAJ003844587 (DE-599)DOAJ19f99dfd71e54cd9867c2b5edbc15f1b DE-627 ger DE-627 rakwb eng Sophie Pradier verfasserin aut Importance of Wetlands Management for West Nile Virus Circulation Risk, Camargue, Southern France 2014 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier To assess environmental and horse-level risk factors associated with West Nile Virus (WNV) circulation in Camargue, Southern France, a serosurvey was conducted on non-vaccinated horses (n = 1159 from 134 stables) in 2007 and 2008. Fifteen Landsat images were examined to quantify areas with open water and flooded vegetation around sampled horses. Mean percentages of areas of open water and flooded vegetation, as well as variations in these percentages between 3 periods (November to February = NOT, March to July = END and August to October = EPI), were calculated for buffers of 2 km radius around the stables. Results of the final logistic regression showed that the risk of WNV seropositivity in horses decreased with their date of acquisition and age. Results also demonstrated the significant role of environmental variables. Horse serological status was associated with variations of open water areas between the NOT (November to February) and END (March to July) periods, as well as between END and EPI (August to October). WNV spillover was found more intense in areas where water level decreased strongly from winter to spring and from spring to summer. West Nile France wetlands spatial analysis risk factor vector-borne diseases remote sensing Medicine R Alain Sandoz verfasserin aut Mathilde C. Paul verfasserin aut Gaëtan Lefebvre verfasserin aut Annelise Tran verfasserin aut Josiane Maingault verfasserin aut Sylvie Lecollinet verfasserin aut Agnès Leblond verfasserin aut In International Journal of Environmental Research and Public Health MDPI AG, 2005 11(2014), 8, Seite 7740-7754 (DE-627)477992463 (DE-600)2175195-X 16604601 nnns volume:11 year:2014 number:8 pages:7740-7754 https://doi.org/10.3390/ijerph110807740 kostenfrei https://doaj.org/article/19f99dfd71e54cd9867c2b5edbc15f1b kostenfrei http://www.mdpi.com/1660-4601/11/8/7740 kostenfrei https://doaj.org/toc/1660-4601 Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ SSG-OLC-PHA GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_206 GBV_ILN_213 GBV_ILN_224 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_2153 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 11 2014 8 7740-7754 |
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10.3390/ijerph110807740 doi (DE-627)DOAJ003844587 (DE-599)DOAJ19f99dfd71e54cd9867c2b5edbc15f1b DE-627 ger DE-627 rakwb eng Sophie Pradier verfasserin aut Importance of Wetlands Management for West Nile Virus Circulation Risk, Camargue, Southern France 2014 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier To assess environmental and horse-level risk factors associated with West Nile Virus (WNV) circulation in Camargue, Southern France, a serosurvey was conducted on non-vaccinated horses (n = 1159 from 134 stables) in 2007 and 2008. Fifteen Landsat images were examined to quantify areas with open water and flooded vegetation around sampled horses. Mean percentages of areas of open water and flooded vegetation, as well as variations in these percentages between 3 periods (November to February = NOT, March to July = END and August to October = EPI), were calculated for buffers of 2 km radius around the stables. Results of the final logistic regression showed that the risk of WNV seropositivity in horses decreased with their date of acquisition and age. Results also demonstrated the significant role of environmental variables. Horse serological status was associated with variations of open water areas between the NOT (November to February) and END (March to July) periods, as well as between END and EPI (August to October). WNV spillover was found more intense in areas where water level decreased strongly from winter to spring and from spring to summer. West Nile France wetlands spatial analysis risk factor vector-borne diseases remote sensing Medicine R Alain Sandoz verfasserin aut Mathilde C. Paul verfasserin aut Gaëtan Lefebvre verfasserin aut Annelise Tran verfasserin aut Josiane Maingault verfasserin aut Sylvie Lecollinet verfasserin aut Agnès Leblond verfasserin aut In International Journal of Environmental Research and Public Health MDPI AG, 2005 11(2014), 8, Seite 7740-7754 (DE-627)477992463 (DE-600)2175195-X 16604601 nnns volume:11 year:2014 number:8 pages:7740-7754 https://doi.org/10.3390/ijerph110807740 kostenfrei https://doaj.org/article/19f99dfd71e54cd9867c2b5edbc15f1b kostenfrei http://www.mdpi.com/1660-4601/11/8/7740 kostenfrei https://doaj.org/toc/1660-4601 Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ SSG-OLC-PHA GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_206 GBV_ILN_213 GBV_ILN_224 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_2153 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 11 2014 8 7740-7754 |
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10.3390/ijerph110807740 doi (DE-627)DOAJ003844587 (DE-599)DOAJ19f99dfd71e54cd9867c2b5edbc15f1b DE-627 ger DE-627 rakwb eng Sophie Pradier verfasserin aut Importance of Wetlands Management for West Nile Virus Circulation Risk, Camargue, Southern France 2014 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier To assess environmental and horse-level risk factors associated with West Nile Virus (WNV) circulation in Camargue, Southern France, a serosurvey was conducted on non-vaccinated horses (n = 1159 from 134 stables) in 2007 and 2008. Fifteen Landsat images were examined to quantify areas with open water and flooded vegetation around sampled horses. Mean percentages of areas of open water and flooded vegetation, as well as variations in these percentages between 3 periods (November to February = NOT, March to July = END and August to October = EPI), were calculated for buffers of 2 km radius around the stables. Results of the final logistic regression showed that the risk of WNV seropositivity in horses decreased with their date of acquisition and age. Results also demonstrated the significant role of environmental variables. Horse serological status was associated with variations of open water areas between the NOT (November to February) and END (March to July) periods, as well as between END and EPI (August to October). WNV spillover was found more intense in areas where water level decreased strongly from winter to spring and from spring to summer. West Nile France wetlands spatial analysis risk factor vector-borne diseases remote sensing Medicine R Alain Sandoz verfasserin aut Mathilde C. Paul verfasserin aut Gaëtan Lefebvre verfasserin aut Annelise Tran verfasserin aut Josiane Maingault verfasserin aut Sylvie Lecollinet verfasserin aut Agnès Leblond verfasserin aut In International Journal of Environmental Research and Public Health MDPI AG, 2005 11(2014), 8, Seite 7740-7754 (DE-627)477992463 (DE-600)2175195-X 16604601 nnns volume:11 year:2014 number:8 pages:7740-7754 https://doi.org/10.3390/ijerph110807740 kostenfrei https://doaj.org/article/19f99dfd71e54cd9867c2b5edbc15f1b kostenfrei http://www.mdpi.com/1660-4601/11/8/7740 kostenfrei https://doaj.org/toc/1660-4601 Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ SSG-OLC-PHA GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_206 GBV_ILN_213 GBV_ILN_224 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_2153 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 11 2014 8 7740-7754 |
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Importance of Wetlands Management for West Nile Virus Circulation Risk, Camargue, Southern France |
abstract |
To assess environmental and horse-level risk factors associated with West Nile Virus (WNV) circulation in Camargue, Southern France, a serosurvey was conducted on non-vaccinated horses (n = 1159 from 134 stables) in 2007 and 2008. Fifteen Landsat images were examined to quantify areas with open water and flooded vegetation around sampled horses. Mean percentages of areas of open water and flooded vegetation, as well as variations in these percentages between 3 periods (November to February = NOT, March to July = END and August to October = EPI), were calculated for buffers of 2 km radius around the stables. Results of the final logistic regression showed that the risk of WNV seropositivity in horses decreased with their date of acquisition and age. Results also demonstrated the significant role of environmental variables. Horse serological status was associated with variations of open water areas between the NOT (November to February) and END (March to July) periods, as well as between END and EPI (August to October). WNV spillover was found more intense in areas where water level decreased strongly from winter to spring and from spring to summer. |
abstractGer |
To assess environmental and horse-level risk factors associated with West Nile Virus (WNV) circulation in Camargue, Southern France, a serosurvey was conducted on non-vaccinated horses (n = 1159 from 134 stables) in 2007 and 2008. Fifteen Landsat images were examined to quantify areas with open water and flooded vegetation around sampled horses. Mean percentages of areas of open water and flooded vegetation, as well as variations in these percentages between 3 periods (November to February = NOT, March to July = END and August to October = EPI), were calculated for buffers of 2 km radius around the stables. Results of the final logistic regression showed that the risk of WNV seropositivity in horses decreased with their date of acquisition and age. Results also demonstrated the significant role of environmental variables. Horse serological status was associated with variations of open water areas between the NOT (November to February) and END (March to July) periods, as well as between END and EPI (August to October). WNV spillover was found more intense in areas where water level decreased strongly from winter to spring and from spring to summer. |
abstract_unstemmed |
To assess environmental and horse-level risk factors associated with West Nile Virus (WNV) circulation in Camargue, Southern France, a serosurvey was conducted on non-vaccinated horses (n = 1159 from 134 stables) in 2007 and 2008. Fifteen Landsat images were examined to quantify areas with open water and flooded vegetation around sampled horses. Mean percentages of areas of open water and flooded vegetation, as well as variations in these percentages between 3 periods (November to February = NOT, March to July = END and August to October = EPI), were calculated for buffers of 2 km radius around the stables. Results of the final logistic regression showed that the risk of WNV seropositivity in horses decreased with their date of acquisition and age. Results also demonstrated the significant role of environmental variables. Horse serological status was associated with variations of open water areas between the NOT (November to February) and END (March to July) periods, as well as between END and EPI (August to October). WNV spillover was found more intense in areas where water level decreased strongly from winter to spring and from spring to summer. |
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Importance of Wetlands Management for West Nile Virus Circulation Risk, Camargue, Southern France |
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