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Drug: Tetracycline

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Roles of CeO < sub > 2 < /sub > in preparing Ce-doped CdIn < sub > 2 < /sub > S < sub > 4 < /sub > with boosted photocatalytic degradation performance for methyl orange and tetracycline hydrochloride
In this study, a Ce-doped CdIn2S4 photocatalyst was prepared through a modified coprecipitation method. During the synthesis of Ce-doped CdIn2S4, the CeO2 nanorods were gradually reduced by the decomposition products of thioacetamide (TAA), and mainly existed as Ce(III) in the supernatant. This resulted in a large increase in the specific surface area of the as-obtained products, providing more exposed active sites for the reactant. Additionally, a trace amount of Ce was doped into the lattice of the CdIn2S4, resulting in a significant effect on the band structure. By tracing the roles of CeO2 during the synthesis process,...
Source: Chemosphere - July 21, 2023 Category: Chemistry Authors: Fengjue Wang Wenjun Zhang Han Liu Ronggen Cao Meng Chen Source Type: research

In-situ synthesized 2D MXene/TiO < sub > 2 < /sub > /Fe hybrid with (001)-(101) surface heterojunction for degradation of tetracycline under visible light
In this study, a novel MXene/TiO2/Fe hybrid was designed and successfully synthesized by combination method of calcination and hydrothermal reduction. The photocatalysts were characterized by PXRD, SEM, TEM, VSM and XPS, etc. It was found that MXene/TiO2/Fe exhibited 2D multilayer structure like MXene. The in-situ synthesized TiO2 through calcinating MXene exhibited an octahedral biconical structure with exposed (001) and (101) facets. Surface heterojunction of (001) and (101) facets was formed within TiO2, which enhanced the separation of photogenerated electrons and holes. The residual MXene could play a role in co-catal...
Source: Chemosphere - July 21, 2023 Category: Chemistry Authors: Xue Bai Xuan Dao Qin Wang Jiangna Xing Ting Wang Xin Huang Hongxun Hao Source Type: research

Roles of CeO < sub > 2 < /sub > in preparing Ce-doped CdIn < sub > 2 < /sub > S < sub > 4 < /sub > with boosted photocatalytic degradation performance for methyl orange and tetracycline hydrochloride
In this study, a Ce-doped CdIn2S4 photocatalyst was prepared through a modified coprecipitation method. During the synthesis of Ce-doped CdIn2S4, the CeO2 nanorods were gradually reduced by the decomposition products of thioacetamide (TAA), and mainly existed as Ce(III) in the supernatant. This resulted in a large increase in the specific surface area of the as-obtained products, providing more exposed active sites for the reactant. Additionally, a trace amount of Ce was doped into the lattice of the CdIn2S4, resulting in a significant effect on the band structure. By tracing the roles of CeO2 during the synthesis process,...
Source: Chemosphere - July 21, 2023 Category: Chemistry Authors: Fengjue Wang Wenjun Zhang Han Liu Ronggen Cao Meng Chen Source Type: research

In-situ synthesized 2D MXene/TiO < sub > 2 < /sub > /Fe hybrid with (001)-(101) surface heterojunction for degradation of tetracycline under visible light
In this study, a novel MXene/TiO2/Fe hybrid was designed and successfully synthesized by combination method of calcination and hydrothermal reduction. The photocatalysts were characterized by PXRD, SEM, TEM, VSM and XPS, etc. It was found that MXene/TiO2/Fe exhibited 2D multilayer structure like MXene. The in-situ synthesized TiO2 through calcinating MXene exhibited an octahedral biconical structure with exposed (001) and (101) facets. Surface heterojunction of (001) and (101) facets was formed within TiO2, which enhanced the separation of photogenerated electrons and holes. The residual MXene could play a role in co-catal...
Source: Chemosphere - July 21, 2023 Category: Chemistry Authors: Xue Bai Xuan Dao Qin Wang Jiangna Xing Ting Wang Xin Huang Hongxun Hao Source Type: research

Single and multi-antibiotics removal via peroxymonosulfate activation using molybdenum disulfide (MoS < sub > 2 < /sub > ): Central composite design and degradation pathway
Chemosphere. 2023 Jul 18:139554. doi: 10.1016/j.chemosphere.2023.139554. Online ahead of print.ABSTRACTThe efficacy of molybdenum disulfide (MoS2) for the degradation of metronidazole (MET), tetracycline (TET), and ciprofloxacin (CIP) in single and multicomponent systems through peroxymonosulfate (PMS) activation was investigated. Several characterization techniques, such as SEM, XRD, XPS, and EPR were performed to understand the removal mechanism of the three antibiotics in PMS/MoS2 system. In single component system with an initial antibiotic concentration of 10 mg L-1, >95% removal of MET, TET, and CIP were observed ...
Source: Chemosphere - July 20, 2023 Category: Chemistry Authors: Onkar Sudhir Ekande Inigo Johnson Kadapa Nagasai Mathava Kumar Source Type: research

Adsorption properties and mechanism of suaeda biochar and modified materials for tetracycline
Environ Res. 2023 Jul 18:116549. doi: 10.1016/j.envres.2023.116549. Online ahead of print.ABSTRACTAdsorption was an available way to eliminate Tetracycline (TC) from waste water. Suaeda biochar (800SBC) and iron modified biochar (Fe-800SBC) were prepared using pyrolysis under oxygen-limiting conditions. BET and SEM showed that the surface of Fe-800SBC was rougher, and the specific surface area (SBET) was 7 times that of 800SBC. There existed pore filling, ion exchange, metal ion complexation, hydrogen bonds and cation-π interaction mechanism. Both 800SBC and Fe-800SBC conformed to quasi-second-order kinetics model, belong...
Source: Environmental Research - July 20, 2023 Category: Environmental Health Authors: Weili Jiang Yanrong Cai Di Liu Qixian Shi Qiong Wang Source Type: research

Single and multi-antibiotics removal via peroxymonosulfate activation using molybdenum disulfide (MoS < sub > 2 < /sub > ): Central composite design and degradation pathway
Chemosphere. 2023 Jul 18:139554. doi: 10.1016/j.chemosphere.2023.139554. Online ahead of print.ABSTRACTThe efficacy of molybdenum disulfide (MoS2) for the degradation of metronidazole (MET), tetracycline (TET), and ciprofloxacin (CIP) in single and multicomponent systems through peroxymonosulfate (PMS) activation was investigated. Several characterization techniques, such as SEM, XRD, XPS, and EPR were performed to understand the removal mechanism of the three antibiotics in PMS/MoS2 system. In single component system with an initial antibiotic concentration of 10 mg L-1, >95% removal of MET, TET, and CIP were observed ...
Source: Chemosphere - July 20, 2023 Category: Chemistry Authors: Onkar Sudhir Ekande Inigo Johnson Kadapa Nagasai Mathava Kumar Source Type: research

Adsorption properties and mechanism of suaeda biochar and modified materials for tetracycline
Environ Res. 2023 Jul 18:116549. doi: 10.1016/j.envres.2023.116549. Online ahead of print.ABSTRACTAdsorption was an available way to eliminate Tetracycline (TC) from waste water. Suaeda biochar (800SBC) and iron modified biochar (Fe-800SBC) were prepared using pyrolysis under oxygen-limiting conditions. BET and SEM showed that the surface of Fe-800SBC was rougher, and the specific surface area (SBET) was 7 times that of 800SBC. There existed pore filling, ion exchange, metal ion complexation, hydrogen bonds and cation-π interaction mechanism. Both 800SBC and Fe-800SBC conformed to quasi-second-order kinetics model, belong...
Source: Environmental Research - July 20, 2023 Category: Environmental Health Authors: Weili Jiang Yanrong Cai Di Liu Qixian Shi Qiong Wang Source Type: research

Efficient photocatalytic degradation of tetracycline using magnetic biochar derived by iron-rich sludge
In this study, sludge-derived magnetic photocatalyst was prepared using industrial iron-rich sludge as raw materials for the first time. The photocatalytic degradation system constructed by the sludge-derived photocatalysts were evaluated using tetracycline (TC) as the target contaminant, achieving a high degradation rate of 98.3% within 5 h under optimal conditions. Major reactive oxygen species in the photocatalytic systems were investigated using radical quenching experiments and electron paramagnetic resonance spectroscopy. The results suggested that •OH and O2•- were activated by photogenerated electrons and holes...
Source: Environmental Science and Pollution Research International - July 18, 2023 Category: Environmental Health Authors: Xixiang Liu Hengyi Wang Xinyi Shi Zheng Zhou Nan Li Honghui Pan Qin Shi Source Type: research

Mechanism of antibiotic resistance development in an activated sludge system under tetracycline pressure
This study provides an executable strategy to control the development of AR in actual wastewater treatment plants from the perspective of macro-factors and micro-effects.PMID:37464207 | DOI:10.1007/s11356-023-28744-x
Source: Environmental Science and Pollution Research International - July 18, 2023 Category: Environmental Health Authors: Hong Li Hongyuan Liu Libo Qiu Qiaona Xie Binhui Chen Hua Wang Yuyang Long Lifang Hu Chengran Fang Source Type: research

Application and evaluation of molecular docking for aptamer and small molecular interaction - A case study with tetracycline antibiotics
This study provides a theoretical basis for tailoring; structural optimization; and base modification of aptamers; identifying aptamers with high affinity and specificity.PMID:37459789 | DOI:10.1016/j.talanta.2023.124942
Source: Talanta - July 17, 2023 Category: Chemistry Authors: Gang Liang Jie Zhao Yufei Gao Tao Xie Jianhui Zhen Ligang Pan Wenwen Gong Source Type: research

Preparation of pyrolysis products by catalytic pyrolysis of poplar: Application of biochar in antibiotic wastewater treatment and energy storage
Chemosphere. 2023 Jul 15:139519. doi: 10.1016/j.chemosphere.2023.139519. Online ahead of print.ABSTRACTPoplar waste is acted as feedstock to produce renewable biofuel and green chemical by catalytic pyrolysis using ferric nitrate and zinc chloride as additive. The additive contributes to the generation of furfural in bio-oil. Additive promotes the generation of H2 and inhibits the generation of CO with bio-gas heating value of 12.16 MJ (Nm3)-1. Biochar exists ZnO and Fe3O4 with large surface area, which could be used as absorbent and photocatalyst for tetracycline and ciprofloxacin removal. The tetracycline and ciprofloxac...
Source: Chemosphere - July 17, 2023 Category: Chemistry Authors: Xiaojing Qin Song Cheng Baolin Xing XiaoXaio Qu Changliang Shi Weibo Meng Chuanxiang Zhang Hongying Xia Source Type: research