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1. Effect of allelochemicals sustained-release microspheres on the ingestion, incorporation, and digestion abilities of Daphnia magna Straus

Author:
Benhang Li; Yijun Yin; Xiaohong Zhou; Li Feng; Yongze Liu; Ziwen Du; Yajun Tian; Liqiu Zhang
Source:
Journal of environmental sciences (China) 2023 v.124 pp. 205-214
ISSN:
1001-0742
Subject:
acute toxicity,   etc   ; Daphnia magna; adults; allelochemicals; death; digestion; ingestion; invertebrates; microorganisms; microparticles; mortality; neonates; stable isotopes; China;     Show all 14 Subjects
Abstract:
... Allelochemicals sustained-release microspheres (ACs-SMs) exhibited great inhibition effect on algae, however, few studies have focused on ACs-SMs toxicity on invertebrate. In this study, the effects of single high-concentration ACs (15 mg/L, SH-ACs), repeated low-concentration ACs (3 × 5 mg/L, RL-ACs) and ACs-SMs containing 15 mg/L ACs exposure on the ingestion, incorporation, and digestion of Dap ...
DOI:
10.1016/j.jes.2021.10.020

2. Hotspots and trends of biological water treatment based on bibliometric review and patents analysis

Author:
Lili Jin; Xiangzhou Sun; Hongqiang Ren; Hui Huang
Source:
Journal of environmental sciences (China) 2023 v.125 pp. 774-785
ISSN:
1001-0742
Subject:
toxicity,   etc   ; Japan; activated sludge; biodegradation; biological treatment; biotransformation; databases; metrology; nitrogen; phosphorus; wastewater; water reuse; water treatment; China;     Show all 14 Subjects
Abstract:
... In order to reveal the hotspots and trends of biological water treatment from the perspectives of scientific and technological innovation, both of the bibliometric review and patents analysis were performed in this study. The Web of Science Core Collection database and Derwent Innovation Index database recorded 30023 SCI papers and 50326 patents, respectively were analyzed via information visualiz ...
DOI:
10.1016/j.jes.2022.03.037

3. Parental and transgenerational impairments of thyroid endocrine system in zebrafish by 2,4,6-tribromophenol

Author:
Yuxi Zhou; Juanjuan Fu; Min Wang; Yongyong Guo; Lihua Yang; Jian Han; Bingsheng Zhou
Source:
Journal of environmental sciences (China) 2023 v.124 pp. 291-299
ISSN:
1001-0742
Subject:
toxicity,   etc   ; Danio rerio; adults; bioaccumulation; brain; chemical analysis; flame retardants; histopathology; humans; liver; pollution; progeny; transcription (genetics); China;     Show all 14 Subjects
Abstract:
... Many environmental contaminants could be transmitted from parents and generate impairments to their progeny. The 2,4,6-tribromophenol (TBP), a novel brominated flame retardant which has been frequently detected in various organisms, was supposed to be bioaccumulated and intergenerational transmitted in human beings. Previous studies revealed that TBP could disrupt thyroid endocrine system in zebra ...
DOI:
10.1016/j.jes.2021.09.022

4. Legumain-mediated self-assembly of a ¹³¹I-labelled agent for targeted radiotherapy of tumors

Author:
Qiqi Wang; Chunmei Lu; Ke Li; Yongmei Xia; Ling Qiu; Jianguo Lin
Source:
Journal of materials chemistry B 2022 v.10 no.13 pp. 2251-2259
ISSN:
2050-7518
Subject:
toxicity; toxicity testing,   etc   ; cancer therapy; chemistry; glutathione; legumain; neoplasms; radiotherapy;     Show all 8 Subjects
Abstract:
... Targeted radionuclide therapy (TRT) has been a promising strategy for cancer therapy, which can inhibit or kill cancer cells by selectively delivering radionuclide to target tissues. Herein, a legumain-targeted therapeutic agent [¹³¹I]MAAN was synthesized that was capable of condensation and self-assembly in response to legumain and glutathione (GSH) in tumor cells to enhance the therapeutic effec ...
DOI:
10.1039/d1tb02862f

5. Study on toxicity effects of environmental pollutants based on metabolomics: A review

Author:
Li Liu; Qinchao Wu; Xinyi Miao; Tianle Fan; Zhiyuan Meng; Xiaojun Chen; Wentao Zhu
Source:
Chemosphere 2022 v.286 pp. 131815
ISSN:
0045-6535
Subject:
toxicity; toxicity testing,   etc   ; biphenyl; homeostasis; metabolites; metabolomics; microplastics; polychlorinated biphenyls;     Show all 8 Subjects
Abstract:
... In the past few decades, the toxic effects of environmental pollutants on non-target organisms have received more and more attention. As a new omics technology, metabolomics can clarify the metabolic homeostasis of the organism at the overall level by studying the changes in the relative contents of endogenous metabolites in the organism. Recently, a large number of studies have used metabolomics ...
DOI:
10.1016/j.chemosphere.2021.131815

6. Selective removal of heavy metals by Zr-based MOFs in wastewater: New acid and amino functionalization strategy

Author:
Ping Chen; Yalan Wang; Xiaoqin Zhuang; Haijin Liu; Guoguang Liu; Wenying Lv
Source:
Journal of environmental sciences (China) 2023 v.124 pp. 268-280
ISSN:
1001-0742
Subject:
toxicity,   etc   ; adsorbents; adsorption; chromium; ecosystems; formic acid; heavy metals; human health; pH; pollution; porosity; surface area; wastewater; water quality; China;     Show all 15 Subjects
Abstract:
... Zr-based metal-organic frameworks (MOFs) have been developed in recent years to treat heavy metals, e.g. hexavalent chromium Cr⁶⁺ pollution, which damages the surrounding ecosystem and threaten human health. This kind of MOF is stable and convenient to prepare, but has the disadvantage of low adsorption capacity, limiting its wide application. To this end, a novel formic acid and amino modified MO ...
DOI:
10.1016/j.jes.2021.10.010

7. Ecotoxicity of binary mixtures of ILs and inorganic salts of electrochemical interest

Author:
Juan José Parajó; Pablo Vallet; Luis Miguel Varela; María Villanueva; Josefa Salgado
Source:
Environmental science and pollution research 2022 v.29 no.17 pp. 24983-24994
ISSN:
0944-1344
Subject:
toxicity; toxicity testing,   etc   ; Vibrio fischeri; bioluminescence; cations; ecotoxicology; electrochemistry; lithium; pollution; research;     Show all 10 Subjects
Abstract:
... The applicability of ionic liquids (ILs) has increased over the last years, and even new opportunities are becoming a reality, i.e. mixtures of pure IL and inorganic salt as electrolytes for smart electrochemical devices, yet the effects on the environment are almost unknown. In this work, the ecotoxicity of two pure protic ILs (Ethylammonium nitrate and Ethylimidazolium nitrate) and two pure apro ...
DOI:
10.1007/s11356-021-17515-1

8. Molecular toxicity and defense mechanisms induced by silver nanoparticles in Drosophila melanogaster

Author:
Zhidi Wang; Liying Zhang; Xing Wang
Source:
Journal of environmental sciences (China) 2023 v.125 pp. 616-629
ISSN:
1001-0742
Subject:
toxicity,   etc   ; DNA damage; Drosophila melanogaster; cell viability; dose response; eclosion; fat body; fecundity; genes; hemocytes; metallothionein; nanosilver; pupation; sequence analysis; China;     Show all 15 Subjects
Abstract:
... The widely use of silver nanoparticles (AgNPs) as antimicrobial agents gives rise to potential environmental risks. AgNPs exposure have been reported to cause toxicity in animals. Nevertheless, the known mechanisms of AgNPs toxicity are still limited. In this study, we systematically investigated the toxicity of AgNPs exposure using Drosophila melanogaster. We show here that AgNPs significantly de ...
DOI:
10.1016/j.jes.2021.12.027

9. Chloride-mediated electrochemical degradation of the venlafaxine antidepressant

Author:
Yuying Zhu; Baoqiang Chang; Xue Sun; Haijian Luo; Wenhui Wang; Chaolin Li
Source:
Environmental technology & innovation 2022 v.25 pp. 102189
ISSN:
2352-1864
Subject:
toxicity; toxicity testing,   etc   ; antidepressants; benzene; ecology; electrochemistry; environmental technology; human health; mineralization; oxidation;     Show all 10 Subjects
Abstract:
... The presence of venlafaxine, one of the popular antidepressants, in environmental aquatic media has become a rising issue and potential threat to global ecology and human health. However, advanced technologies for efficient venlafaxine degradation remain underdeveloped. Herein, we propose to use chloride-mediated electrochemical degradation to efficiently remove venlafaxine in aqueous media. The d ...
DOI:
10.1016/j.eti.2021.102189

10. Insight into the mechanisms of trichloronitromethane formation by vacuum ultraviolet: QSAR model and FTICR-MS analysis

Author:
Xiaojun Chen; Yangtao Wu; Weiqiu Zhang; Lingjun Bu; Shumin Zhu; Da Sheng; Shiqing Zhou; John C. Crittenden
Source:
Journal of environmental sciences (China) 2023 v.125 pp. 215-222
ISSN:
1001-0742
Subject:
toxicity,   etc   ; bicarbonates; byproducts; chlorides; chlorination; chloropicrin; disinfection; models; nitrates; organic matter; pH; photolysis; quantitative structure-activity relationships; reactive nitrogen species; risk; China;     Show all 16 Subjects
Abstract:
... Vacuum ultraviolet (VUV) photolysis is recognized as an environmental-friendly treatment process. Nitrate (NO₃⁻) and natural organic matter (NOM) are widely present in water source. We investigated trichloronitromethane (TCNM) formation during chlorination after VUV photolysis, because TCNM is an unregulated highly toxic disinfection byproduct. In this study: (1) we found reactive nitrogen species ...
DOI:
10.1016/j.jes.2021.11.023

11. Mepanipyrim induces cardiotoxicity of zebrafish (Danio rerio) larvae via promoting AhR-regulated COX expression pathway

Author:
Chao Shen; Jing He; Kongyang Zhu; Naying Zheng; Yue Yu; Chengyong He; Chunyan Yang; Zhenghong Zuo
Source:
Journal of environmental sciences (China) 2023 v.125 pp. 650-661
ISSN:
1001-0742
Subject:
toxicity,   etc   ; Danio rerio; agonists; antagonists; bioassays; calcium; cardiomyocytes; cardiotoxicity; electron transport chain; gene expression; heart rate; human health; mepanipyrim; mitochondria; viticulture; China;     Show all 16 Subjects
Abstract:
... The wide use of pesticides has seriously threatened human health and the survival of beneficial organisms. The fungicide mepanipyrim is widely used in viticulture practices. Studies of mepanipyrim-induced toxicity in organisms are still scarce, especially studies on cardiotoxicity. In this study, we aimed to investigate mepanipyrim-induced cardiotoxicity in zebrafish (Danio rerio) larvae. We found ...
DOI:
10.1016/j.jes.2022.01.012

12. An experimental comparison: Horizontal evaluation of valuable metal extraction and arsenic emission characteristics of tailings from different copper smelting slag recovery processes

Author:
Hongyang Wang; Rong Zhu; Kai Dong; Siqi Zhang; Ruimin Zhao; Zhenqiang Jiang; Xinyi Lan
Source:
Journal of hazardous materials 2022 v.430 pp. 128493
ISSN:
0304-3894
Subject:
toxicity,   etc   ; arsenic; risk; slags;     Show all 4 Subjects
Abstract:
... This study comprehensively investigated arsenic's enrichment, distribution, and characteristics in tailings. XRD and SEM-EDS characterized the phase and morphology of tailings from various smelting processes. At the same time, the embedding characteristics of arsenic in the ore phase were analyzed by EPMA. The differences between arsenic's leading ore phase carriers in different recovery processes ...
DOI:
10.1016/j.jhazmat.2022.128493

13. Computational modeling and evolutionary implications of biochemical reactions in bacterial microcompartments

Author:
Clair A Huffine; Lucas C Wheeler; Boswell Wing; Jeffrey C Cameron
Source:
Current opinion in microbiology 2022 v.65 pp. 15-23
ISSN:
1369-5274
Subject:
toxicity,   etc   ; encapsulation; microbiology; pH;     Show all 4 Subjects
Abstract:
... Bacterial microcompartments (BMCs) are protein-encapsulated compartments found across at least 23 bacterial phyla. BMCs contain a variety of metabolic processes that share the commonality of toxic or volatile intermediates, oxygen-sensitive enzymes and cofactors, or increased substrate concentration for magnified reaction rates. These compartmentalized reactions have been computationally modeled t ...
DOI:
10.1016/j.mib.2021.10.001

14. Recent advances in applying cell-free systems for high-value and complex natural product biosynthesis

Author:
Xiangyang Ji; Wan-Qiu Liu; Jian Li
Source:
Current opinion in microbiology 2022 v.67 pp. 102142
ISSN:
1369-5274
Subject:
toxicity,   etc   ; biosynthesis; enzymes; microbiology;     Show all 4 Subjects
Abstract:
... Natural products have complex chemical structures and exhibit diverse bioactivities. To harness these high-value natural compounds, robust approaches are required for their rapid and sustainable production. Recently, cell-free systems as one promising solution have been applied to produce natural products by reconstitution of their entire biosynthetic pathways in vitro. Here, we highlight recent a ...
DOI:
10.1016/j.mib.2022.102142

15. Orally delivered solid lipid nanoparticles of irinotecan coupled with chitosan surface modification to treat colon cancer: Preparation, in-vitro and in-vivo evaluations

Author:
Navya Ajitkumar Bhaskaran; Srinivas Reddy Jitta; Salwa; SriPragnya Cheruku; Nitesh Kumar; Lalit Kumar
Source:
International journal of biological macromolecules 2022 v.211 pp. 301-315
ISSN:
0141-8130
Subject:
acute toxicity; toxicity testing,   etc   ; chitosan; colon; colorectal neoplasms; cytotoxicity; drugs; lipids; males; pH; zeta potential;     Show all 11 Subjects
Abstract:
... Irinotecan-loaded solid lipid nanoparticles (IRI-SLNs) was formulated and tested for its potential activity against colon cancer. IRI-SLNs were prepared by applying the principles of DoE. Nanoparticles were further surface modified using chitosan. Characterizations such as size, poly-dispersity, surface charge, morphology, entrapment, drug release pattern, cytotoxicity were conducted. In-vivo stud ...
DOI:
10.1016/j.ijbiomac.2022.05.060

16. Propiconazole degradation and its toxicity removal during UV/H2O2 and UV photolysis processes

Author:
Ae-Jung Hong; Jaewon Lee; Youngho Cha; Kyung-Duk Zoh
Source:
Chemosphere 2022 v.302 pp. 134876
ISSN:
0045-6535
Subject:
toxicity; toxicity testing,   etc   ; Vibrio fischeri; acetates; formates; humic acids; hydroxylation; mineralization; pH; photolysis; propiconazole; triazoles;     Show all 12 Subjects
Abstract:
... Propiconazole (PRO) is a triazole fungicide that is frequently detected in the water. In this study, we investigated the kinetics and degradation mechanism of PRO during the UV photolysis and UV/H₂O₂ processes. PRO was removed by the pseudo-first-order kinetics in both processes. The removal of PRO was enhanced by increasing H₂O₂ concentration in the UV/H₂O₂ process. The highest removal under neut ...
DOI:
10.1016/j.chemosphere.2022.134876

17. Sub-chronic toxicity study of green peas protein hydrolysate in rats

Author:
Meilinah Hidayat; Sijani Prahastuti; Anggie S. Rakasiwi; Sipra Prisilia; Khomaini Hasan
Source:
Toxicology reports 2022 v.9 pp. 735-742
ISSN:
2214-7500
Subject:
acute oral toxicity; toxicity testing,   etc   ; adverse effects; body weight; bromelains; histopathology; kidneys; liver; mortality; protein hydrolysates;     Show all 10 Subjects
Abstract:
... Despite green peas protein hydrolysate benefits, very few studies have described the potential toxicity. The acute oral toxicity of green peas protein which hydrolyzed by bromelain at a single dose of 5000 mg/kg BW has been evaluated in Swiss Webster mice and did not produce treatment-related signs of toxicity or mortality in any of the animals tested during the 14-day observation period. The pres ...
DOI:
10.1016/j.toxrep.2022.03.020

18. Highly effective CS₂ conversion with aziridines catalyzed by novel [Dy₂₄] nano-cages in MOFs under mild conditions

Author:
Ying Shi; Bo Tang; Xiao-Lei Jiang; Yue-E Jiao; Hang Xu; Bin Zhao
Source:
Journal of materials chemistry A 2022 v.10 no.9 pp. 4889-4894
ISSN:
2050-7496
Subject:
toxicity,   etc   ; aziridines; catalysts; catalytic activity;     Show all 4 Subjects
Abstract:
... Converting CS₂ into high-value products is an emerging and effective strategy for disposing of CS₂, which can avoid generating various toxic pollutants caused by the traditional method of incinerating CS₂. However, there are great challenges involved in searching for novel catalysts to obtain highly effective CS₂ conversion with aziridines under mild conditions. Herein, a novel MOF (1) assembled f ...
DOI:
10.1039/d1ta10522a

19. Pd-Catalyzed Regioselective Branched Hydrocarboxylation of Terminal Olefins with Formic Acid

Author:
Wenlong Ren; Mingzhou Wang; Jianqiong Guo; Jintao Zhou; Jianxiao Chu; Yuan Shi; Yian Shi
Source:
Organic letters 2022 v.24 no.3 pp. 886-891
ISSN:
1523-7052
Subject:
toxicity,   etc   ; formic acid; ligands; regioselectivity;     Show all 4 Subjects
Abstract:
... A regioselective Pd-catalyzed hydrocarboxylation of terminal olefins with HCOOH is described. A wide variety of branched carboxylic acids can readily be obtained with high regioselectivities under mild reaction conditions. The reaction is operationally simple and requires no handling of toxic CO. The ligand and LiCl are important factors for reaction reactivity and selectivity. ...
DOI:
10.1021/acs.orglett.1c04231

20. Practical synthesis of tetrazoles from amides and phosphorazidates in the presence of aromatic bases

Author:
Kotaro Ishihara; Kazuki Ishihara; Yota Tanaka; Takayuki Shioiri; Masato Matsugi
Source:
Tetrahedron 2022 v.108 pp. 132642
ISSN:
0040-4020
Subject:
toxicity,   etc   ; amides; biphenyl; cycloaddition reactions;     Show all 4 Subjects
Abstract:
... Tetrazoles were effectively synthesized from amides using diphenyl phosphorazidate or bis(p-nitrophenyl) phosphorazidate in the presence of aromatic bases. Various amides underwent the proposed cycloaddition reaction to provide the corresponding tetrazoles. Studies on the racemization of chiral substrates were also performed. Overall, the proposed synthesis method enables the preparation of 1,5-di ...
DOI:
10.1016/j.tet.2022.132642