{"id":28176,"date":"2021-03-12T13:35:09","date_gmt":"2021-03-12T12:35:09","guid":{"rendered":"https:\/\/oneearth-oneocean.com\/2021\/03\/12\/adsorption-of-antibiotics-on-microplastics-2\/"},"modified":"2023-07-05T07:56:41","modified_gmt":"2023-07-05T05:56:41","slug":"adsorption-of-antibiotics-on-microplastics-2","status":"publish","type":"post","link":"https:\/\/oneearth-oneocean.com\/en\/international-marine-litter-database-en-en\/2021\/adsorption-of-antibiotics-on-microplastics-2\/","title":{"rendered":"Adsorption of antibiotics on microplastics"},"content":{"rendered":"<p>Jia Li, Kaina Zhang, Hua Zhang,<\/p>\n<p>Adsorption of antibiotics on microplastics,<\/p>\n<p>Environmental Pollution, Volume 237, June 2018, Pages 460-467, ISSN 0269-7491,<\/p>\n<p>Abstract:<br \/>\nMicroplastics and antibiotics are two classes of emerging contaminants with proposed negative impacts to aqueous ecosystems. Adsorption of antibiotics on microplastics may result in their long-range transport and may cause compound combination effects.<\/p>\n<p>In this study, we investigated the adsorption of 5 antibiotics [sulfadiazine (SDZ), amoxicillin (AMX), tetracycline (TC), ciprofloxacin (CIP), and trimethoprim (TMP)] on 5 types of microplastics [polyethylene (PE), polystyrene (PS), polypropylene (PP), polyamide (PA), and polyvinyl chloride (PVC)] in the freshwater and seawater systems.<\/p>\n<p>Scanning Electron Microscope (SEM) and X-ray diffractometer (XRD) analysis revealed that microplastics have different surface characterizes and various degrees of crystalline. Adsorption isotherms demonstrated that<br \/>\nPA had the strongest adsorption capacity for antibiotics with distribution coefficient (Kd) values ranged from 7.36\u202f\u00b1\u202f0.257 to 756\u202f\u00b1\u202f48.0\u202fL\u202fkg\u22121 in the freshwater system, which can be attributed to its porous structure and hydrogen bonding. Relatively low adsorption capacity was observed on other four microplastics. The adsorption<br \/>\namounts of 5 antibiotics on PS, PE, PP, and PVC decreased in the order of CIP\u202f&gt;\u202fAMX\u202f&gt;\u202fTMP\u202f&gt;\u202fSDZ\u202f&gt;\u202fTC with Kf correlated positively with octanol-water partition coefficients (Log Kow). Comparing to freshwater system, adsorption capacity in seawater decreased significantly and no adsorption was observed for CIP and AMX. Our results indicated that commonly observed polyamide particles can serve as a carrier of antibiotics in the aquatic environment.<\/p>\n<p><a href=\"https:\/\/drive.google.com\/open?id=1Y-s4k6L-6SEfwGaKSx3GSNSA_xns9NRU\">https:\/\/drive.google.com\/open?id=1Y-s4k6L-6SEfwGaKSx3GSNSA_xns9NRU<\/a><br \/>\n<a href=\"https:\/\/doi.org\/10.1016\/j.envpol.2018.02.050\">https:\/\/doi.org\/10.1016\/j.envpol.2018.02.050<\/a>.<\/p>\n<p>(https:\/\/www.sciencedirect.com\/science\/article\/pii\/S0269749117345347)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Jia Li, Kaina Zhang, Hua Zhang, Adsorption of antibiotics on microplastics, Environmental Pollution, Volume 237, June 2018, Pages 460-467, ISSN 0269-7491, Abstract: Microplastics and antibiotics are two classes of emerging contaminants with proposed negative impacts to aqueous ecosystems. Adsorption of antibiotics on microplastics may result in their long-range transport and may cause compound combination effects. In this study, we investigated the adsorption of 5 antibiotics [sulfadiazine (SDZ), amoxicillin (AMX), tetracycline (TC), ciprofloxacin (CIP), and trimethoprim (TMP)] on 5 types of microplastics [polyethylene (PE), polystyrene (PS), polypropylene (PP), polyamide (PA), and polyvinyl chloride (PVC)] in the freshwater and seawater systems. Scanning Electron Microscope (SEM) and X-ray diffractometer (XRD) analysis revealed that microplastics have different surface characterizes and various degrees of crystalline. Adsorption isotherms demonstrated that PA had the strongest adsorption capacity for antibiotics with distribution coefficient (Kd) values ranged from 7.36\u202f\u00b1\u202f0.257 to 756\u202f\u00b1\u202f48.0\u202fL\u202fkg\u22121 in the freshwater system, which can be attributed to its porous structure and hydrogen bonding. Relatively low adsorption capacity was observed on other four microplastics. The adsorption amounts of 5 antibiotics on PS, PE, PP, and PVC decreased in the order of CIP\u202f&gt;\u202fAMX\u202f&gt;\u202fTMP\u202f&gt;\u202fSDZ\u202f&gt;\u202fTC with Kf correlated positively with octanol-water partition coefficients (Log Kow). Comparing to freshwater system, adsorption capacity in seawater decreased significantly and no adsorption was observed for CIP and AMX. Our results indicated that commonly observed polyamide particles can serve as a carrier of antibiotics in the aquatic environment. https:\/\/drive.google.com\/open?id=1Y-s4k6L-6SEfwGaKSx3GSNSA_xns9NRU https:\/\/doi.org\/10.1016\/j.envpol.2018.02.050. (https:\/\/www.sciencedirect.com\/science\/article\/pii\/S0269749117345347)<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2222],"tags":[2471,2515,2516,1442,1331],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Adsorption of antibiotics on microplastics - One Earth - One Ocean e. V.<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/oneearth-oneocean.com\/en\/international-marine-litter-database-en-en\/2021\/adsorption-of-antibiotics-on-microplastics-2\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Adsorption of antibiotics on microplastics - One Earth - One Ocean e. V.\" \/>\n<meta property=\"og:description\" content=\"Jia Li, Kaina Zhang, Hua Zhang, Adsorption of antibiotics on microplastics, Environmental Pollution, Volume 237, June 2018, Pages 460-467, ISSN 0269-7491, Abstract: Microplastics and antibiotics are two classes of emerging contaminants with proposed negative impacts to aqueous ecosystems. Adsorption of antibiotics on microplastics may result in their long-range transport and may cause compound combination effects. In this study, we investigated the adsorption of 5 antibiotics [sulfadiazine (SDZ), amoxicillin (AMX), tetracycline (TC), ciprofloxacin (CIP), and trimethoprim (TMP)] on 5 types of microplastics [polyethylene (PE), polystyrene (PS), polypropylene (PP), polyamide (PA), and polyvinyl chloride (PVC)] in the freshwater and seawater systems. Scanning Electron Microscope (SEM) and X-ray diffractometer (XRD) analysis revealed that microplastics have different surface characterizes and various degrees of crystalline. Adsorption isotherms demonstrated that PA had the strongest adsorption capacity for antibiotics with distribution coefficient (Kd) values ranged from 7.36\u202f\u00b1\u202f0.257 to 756\u202f\u00b1\u202f48.0\u202fL\u202fkg\u22121 in the freshwater system, which can be attributed to its porous structure and hydrogen bonding. Relatively low adsorption capacity was observed on other four microplastics. The adsorption amounts of 5 antibiotics on PS, PE, PP, and PVC decreased in the order of CIP\u202f&gt;\u202fAMX\u202f&gt;\u202fTMP\u202f&gt;\u202fSDZ\u202f&gt;\u202fTC with Kf correlated positively with octanol-water partition coefficients (Log Kow). Comparing to freshwater system, adsorption capacity in seawater decreased significantly and no adsorption was observed for CIP and AMX. Our results indicated that commonly observed polyamide particles can serve as a carrier of antibiotics in the aquatic environment. https:\/\/drive.google.com\/open?id=1Y-s4k6L-6SEfwGaKSx3GSNSA_xns9NRU https:\/\/doi.org\/10.1016\/j.envpol.2018.02.050. (https:\/\/www.sciencedirect.com\/science\/article\/pii\/S0269749117345347)\" \/>\n<meta property=\"og:url\" content=\"https:\/\/oneearth-oneocean.com\/en\/international-marine-litter-database-en-en\/2021\/adsorption-of-antibiotics-on-microplastics-2\/\" \/>\n<meta property=\"og:site_name\" content=\"One Earth - One Ocean e. 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In this study, we investigated the adsorption of 5 antibiotics [sulfadiazine (SDZ), amoxicillin (AMX), tetracycline (TC), ciprofloxacin (CIP), and trimethoprim (TMP)] on 5 types of microplastics [polyethylene (PE), polystyrene (PS), polypropylene (PP), polyamide (PA), and polyvinyl chloride (PVC)] in the freshwater and seawater systems. Scanning Electron Microscope (SEM) and X-ray diffractometer (XRD) analysis revealed that microplastics have different surface characterizes and various degrees of crystalline. Adsorption isotherms demonstrated that PA had the strongest adsorption capacity for antibiotics with distribution coefficient (Kd) values ranged from 7.36\u202f\u00b1\u202f0.257 to 756\u202f\u00b1\u202f48.0\u202fL\u202fkg\u22121 in the freshwater system, which can be attributed to its porous structure and hydrogen bonding. Relatively low adsorption capacity was observed on other four microplastics. The adsorption amounts of 5 antibiotics on PS, PE, PP, and PVC decreased in the order of CIP\u202f&gt;\u202fAMX\u202f&gt;\u202fTMP\u202f&gt;\u202fSDZ\u202f&gt;\u202fTC with Kf correlated positively with octanol-water partition coefficients (Log Kow). Comparing to freshwater system, adsorption capacity in seawater decreased significantly and no adsorption was observed for CIP and AMX. Our results indicated that commonly observed polyamide particles can serve as a carrier of antibiotics in the aquatic environment. https:\/\/drive.google.com\/open?id=1Y-s4k6L-6SEfwGaKSx3GSNSA_xns9NRU https:\/\/doi.org\/10.1016\/j.envpol.2018.02.050. (https:\/\/www.sciencedirect.com\/science\/article\/pii\/S0269749117345347)","og_url":"https:\/\/oneearth-oneocean.com\/en\/international-marine-litter-database-en-en\/2021\/adsorption-of-antibiotics-on-microplastics-2\/","og_site_name":"One Earth - One Ocean e. 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