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1. Green nanomaterials fostering agrifood sustainability

Author:
Bartolucci, Cecilia; Antonacci, Amina; Arduini, Fabiana; Moscone, Danila; Fraceto, Leonardo; Campos, Estefania; Attaallah, Raouia; Amine, Aziz; Zanardi, Chiara; Cubillana-Aguilera, Laura M.; Palacios Santander, Jose Maria; Scognamiglio, Viviana
Source:
Trends in analytical chemistry 2020 v.125 pp. 115840
ISSN:
0165-9936
Subject:
toxic substances,   etc   ; energy; industrialization; nanomaterials; sustainable development;     Show all 5 Subjects
Abstract:
... The application of nanotechnologies to the agrifood sector provides one of the innovative tools able to support change in a system that, through its intensification and industrialization, currently fails both humans and the environment. The development of green nanotechnology, which exploits biological routes for the synthesis of nanomaterials, and specifically aims to minimize the production of h ...
DOI:
10.1016/j.trac.2020.115840

2. Improving structure and transparency in reliability evaluations of data under REACH: suggestions for a systematic method

Author:
Ingre-Khans, Ellen; Ågerstrand, Marlene; Rudén, Christina; Beronius, Anna
Source:
Human and ecological risk assessment 2020 v.26 no.1 pp. 212-241
ISSN:
1549-7860
Subject:
toxic substances,   etc   ; data analysis; reliability; risk management;     Show all 4 Subjects
Abstract:
... The goal of identifying hazardous chemicals registered under the Registration, Evaluation, Authorization and restriction of CHemicals (REACH) Regulation and taking appropriate risk management measures relies on robust data registrations. However, the current procedures for European chemical manufacturers and importers to evaluate data under REACH neither support systematic evaluations of data nor ...
DOI:
10.1080/10807039.2018.1504275

3. Heating of food containing sucralose might result in the generation of potentially toxic chlorinated compounds

Author:
Eisenreich, Andreas; Gürtler, Rainer; Schäfer, Bernd
Source:
Food chemistry 2020 v.321 pp. 126700
ISSN:
0308-8146
Subject:
toxic substances,   etc   ; baking; sucralose; temperature; thermal stability; toxicity;     Show all 6 Subjects
Abstract:
... Sucralose is widely used as non-caloric intense artificial sweetener. It was previously considered to be thermally stable and safe. This was based on studies performed in the early 1990s. However, significant concerns have been raised more recently regarding the physicochemical stability of sucralose at high temperatures in the context of food processing. Over the last decades different independen ...
DOI:
10.1016/j.foodchem.2020.126700

4. A simple analytical solution for organic contaminant diffusion through a geomembrane to unsaturated soil liner: Considering the sorption effect and Robin-type boundary

Author:
Lin, Ye-Chen; Yeh, Hund-Der
Source:
Journal of hydrology 2020 v.586 pp. 124873
ISSN:
0022-1694
Subject:
toxic substances,   etc   ; groundwater; landfill leachates; mathematical models; risk; soil; sorption;     Show all 7 Subjects
Abstract:
... Landfill leachate often contains soluble hazardous substances. Geomembrane (GM) liner is commonly used to protect the subsurface water. The leachate however may diffuse through the GM and enter the underlying natural soil liner. Analytical or numerical modeling for the leachate transport in the soils helps assess the associated risk to groundwater resources. The analytical model has the advantages ...
DOI:
10.1016/j.jhydrol.2020.124873

5. Renewable and sustainable biobased materials: An assessment on biofibers, biofilms, biopolymers and biocomposites

Author:
Vinod, A.; Sanjay, M.R.; Suchart, Siengchin; Jyotishkumar, Parameswaranpillai
Source:
Journal of cleaner production 2020 v.258 pp. 120978
ISSN:
0959-6526
Subject:
toxic substances,   etc   ; biocomposites; biofilm; biopolymers; emissions; engineering; landfills; toxicity;     Show all 8 Subjects
Abstract:
... The current global scenario has a great impact on the development of new bio-based materials due to its vital advantages that are helpful in replacing synthetic and hazardous materials. This perspective review presents the advancement in the processing techniques, characterizations, future scope and methods to overcome the limitations in biofibers, biopolymers, biofilms, and bio composites. This p ...
DOI:
10.1016/j.jclepro.2020.120978

6. Remediation of contaminated soil by red mud and paper ash

Author:
Oprčkal, P.; Mladenovič, A.; Zupančič, N.; Ščančar, J.; Milačič, R.; Zalar Serjun, V.
Source:
Journal of cleaner production 2020 v.256 pp. 120440
ISSN:
0959-6526
Subject:
toxic substances,   etc   ; additives; pH; paper; polluted soils; remediation; sorption; Slovenia;     Show all 8 Subjects
Abstract:
... Remediation of contaminated soil can be performed by using various techniques, which must be adequately tailored for each specific case. The aim of this research is to critically evaluate the potential use of red mud and paper ash and a combination of the two as immobilization additives for the remediation of contaminated soil from one of the most polluted sites in Slovenia. The proposed procedure ...
DOI:
10.1016/j.jclepro.2020.120440

7. Investigation into the effect of upstream obstacles and hazardous sources on dispersion in the urban environment with LES model

Author:
Cai, Junjie; Chen, Jingtan; Ahmad, Shakeel; Zhao, Jiyun; Cheng, Haimei; Zi, Shuangfei; Xiao, Jinchao
Source:
Journal of hazardous materials 2020 v.390 pp. 121953
ISSN:
0304-3894
Subject:
toxic substances,   etc   ; accidents; human health; pollutants; simulation models; urban areas;     Show all 6 Subjects
Abstract:
... The release of hazardous materials originated from industrial/natural accidents or intentional attacks within a compact urban environment can be disastrous. Once released, the hazardous pollutants will be dispersed through the atmosphere instantaneously and threaten human health. This study aims at evaluating the overall effect of upstream obstacles and hazardous sources on the downstream targets ...
DOI:
10.1016/j.jhazmat.2019.121953

8. Stochastic perturbations and dimension reduction for modelling uncertainty of atmospheric dispersion simulations

Author:
Girard, Sylvain; Armand, Patrick; Duchenne, Christophe; Yalamas, Thierry
Source:
Atmospheric environment 2020 v.224 pp. 117313
ISSN:
1352-2310
Subject:
toxic substances,   etc   ; atmospheric chemistry; mathematical models; principal component analysis; uncertainty;     Show all 5 Subjects
Abstract:
... Decision of emergency response to releases of hazardous material in the atmosphere increasingly rely on numerical simulations. This paper presents two contributions for accounting for the uncertainty inherent to those simulations. We first focused on one way of modelling these uncertainties, namely by applying stochastic perturbations to the inputs of the numerical dispersion model. We devised a g ...
DOI:
10.1016/j.atmosenv.2020.117313

9. Anaerobic granulation: A review of granulation hypotheses, bioreactor designs and emerging green applications

Author:
Show, Kuan-Yeow; Yan, Yuegen; Yao, Haiyong; Guo, Hui; Li, Ting; Show, De-Yang; Chang, Jo-Shu; Lee, Duu-Jong
Source:
Bioresource technology 2020 v.300 pp. 122751
ISSN:
0960-8524
Subject:
toxic substances,   etc   ; bioreactors; emissions; granules; hydrogen production; thermodynamics; wastewater treatment;     Show all 7 Subjects
Abstract:
... Successful installations and operation of many granulation-base treatment plants all over the world in the recent years are reported. A better knowledge towards reactor operation and system performance has led to a growing interest in the technology. While the technology is well accepted and abundant research work has been carried out, insight unfolding the granulation fundamentals and its enginee ...
DOI:
10.1016/j.biortech.2020.122751

10. Cleanup and Complexity: Nuclear and Industrial Contamination at The Santa Susana Field Laboratory, California

Author:
Ulibarri, Nicola; Tracy, Cameron L.; McCarty, Ryan J.
Source:
Environmental management 2020 v.65 no.2 pp. 257-271
ISSN:
0364-152X
Subject:
toxic substances,   etc   ; nuclear power; pollution; risk; sodium; uncertainty; California;     Show all 7 Subjects
Abstract:
... Environmental contamination, a legacy of industrial activity borne by numerous sites around the world, poses health risks for surrounding communities and presents serious cleanup challenges. One such site, the Santa Susana Field Laboratory (SSFL), served as an aerospace and nuclear energy research facility for over 50 years, during which time radioactive and other hazardous materials were unintent ...
DOI:
10.1007/s00267-019-01239-7

11. In silico MS/MS spectra for identifying unknowns: a critical examination using CFM-ID algorithms and ENTACT mixture samples

Author:
Chao, Alex; Al-Ghoul, Hussein; McEachran, Andrew D.; Balabin, Ilya; Transue, Tom; Cathey, Tommy; Grossman, Jarod N.; Singh, Randolph R.; Ulrich, Elin M.; Williams, Antony J.; Sobus, Jon R.
Source:
Analytical and bioanalytical chemistry 2020 v.412 no.6 pp. 1303-1315
ISSN:
1618-2642
Subject:
toxic substances,   etc   ; algorithms; databases; tandem mass spectrometry; toxicity;     Show all 5 Subjects
Abstract:
... High-resolution mass spectrometry (HRMS) enables rapid chemical annotation via accurate mass measurements and matching of experimentally derived spectra with reference spectra. Reference libraries are generated from chemical standards and are therefore limited in size relative to known chemical space. To address this limitation, in silico spectra (i.e., MS/MS or MS2 spectra), predicted via Competi ...
DOI:
10.1007/s00216-019-02351-7
PubMed:
31965249
PubMed Central:
PMC7021669

12. Correction to: Essential and toxic elements in commercial microalgal food supplements

Author:
Rzymski, Piotr; Budzulak, Joanna; Niedzielski, Przemysław; Klimaszyk, Piotr; Proch, Jędrzej; Kozak, Lidia; Poniedziałek, Barbara
Source:
Journal of applied phycology 2019 v.31 no.6 pp. 3581
ISSN:
0921-8971
Subject:
toxic substances,   etc   ; dietary supplements; microalgae;     Show all 3 Subjects
Abstract:
... The original version of this article unfortunately contained a mistake. In the caption of Fig. 2, comment given during proofreading process was erroneously inserted. ...
DOI:
10.1007/s10811-019-01876-9

13. Modulation of Cellular Reactivity for Enhanced Cell-Based Biosensing

Author:
Gheorghiu, Mihaela; Stanica, Luciana; Polonschii, Cristina; David, Sorin; Ruckenstein, Andrei; Popescu, Octavian; Badea, Tudor; Gheorghiu, Eugen
Source:
Analytical chemistry 2019 v.92 no.1 pp. 806-814
ISSN:
1520-6882
Subject:
toxic substances,   etc   ; humans; models; optogenetics;     Show all 4 Subjects
Abstract:
... Cell-based sensing platforms provide functional information on cellular effects of bioactive or toxic compounds in a sample. Current challenges concern the rather extended length of the assays as well as their limited reproducibility and sensitivity. We present a biosensing method capable of appraising, on a short time scale and with exquisite sensitivity, the occurrence and the magnitude of cellu ...
DOI:
10.1021/acs.analchem.9b03217

14. Biotechnological Advances in Bacterial Microcompartment Technology

Author:
Lee, Matthew J.; Palmer, David J.; Warren, Martin J.
Source:
Trends in biotechnology 2019 v.37 no.3 pp. 325-336
ISSN:
0167-7799
Subject:
toxic substances,   etc   ; bacteria; enzymes; proteins;     Show all 4 Subjects
Abstract:
... Bacterial microcompartments (BMCs) represent proteinaceous macromolecular nanobioreactors that are found in a broad range of bacteria, and which are associated with either anabolic or catabolic processes. They consist of a semipermeable outer shell that packages a central metabolic enzyme or pathway, providing both enhanced flux and protection against toxic intermediates. Recombinant production of ...
DOI:
10.1016/j.tibtech.2018.08.006

15. Biosynthesis of terpene compounds using the non-model yeast Yarrowia lipolytica: grand challenges and a few perspectives

Author:
Worland, Alyssa M; Czajka, Jeffrey J; Li, Yanran; Wang, Yechun; Tang, Yinjie J; Su, Wei Wen
Source:
Current opinion in biotechnology 2020 v.64 pp. 134-140
ISSN:
0958-1669
Subject:
toxic substances,   etc   ; Yarrowia lipolytica; biosynthesis; carbon; engineering; fermentation; limonoids; mutation; protein engineering; yeasts;     Show all 10 Subjects
Abstract:
... Yarrowia lipolytica has emerged as an important non-model host for terpene production. However, three main challenges remain in industrial production using this yeast. First, considerable knowledge gaps exist in metabolic flux across multiple compartments, cofactor generation, and catabolism of non-sugar carbon sources. Second, many enzymatic steps in the complex-terpene synthesis pathway can pose ...
DOI:
10.1016/j.copbio.2020.02.020

16. Processing effects on acrylamide content in roasted coffee production

Author:
Esposito, Francesco; Fasano, Evelina; De Vivo, Angela; Velotto, Salvatore; Sarghini, Fabrizio; Cirillo, Teresa
Source:
Food chemistry 2020 v.319 pp. 126550
ISSN:
0308-8146
Subject:
toxic substances,   etc   ; acrylamides; coffee beans; crop production; gas chromatography-mass spectrometry; roasting;     Show all 6 Subjects
Abstract:
... Acrylamide is a toxic compound that develops during the roasting process of coffee beans. According to literature, the levels of acrylamide in coffee vary with the percentage of Robusta type in the mix and with the time-temperature parameters during the roasting process. Therefore, this study aimed to find the best roasting conditions in order to mitigate acrylamide formation. Two types of roasted ...
DOI:
10.1016/j.foodchem.2020.126550

17. Sediment water (interface) mobility of metal(loid)s and nutrients under undisturbed conditions and during resuspension

Author:
Schroeder, Henning; Duester, Lars; Fabricius, Anne-Lena; Ecker, Dennis; Breitung, Vera; Ternes, Thomas A.
Source:
Journal of hazardous materials 2020 v.394 pp. 122543
ISSN:
0304-3894
Subject:
toxic substances,   etc   ; ammonium; fractionation; guidelines; metalloids; nutrients; phosphates; rivers; sediment contamination; sediments; suspended sediment; toxicity;     Show all 12 Subjects
Abstract:
... The contribution of the release from sediments to the overall river Trave budget was evaluated with respect to 16 metal(loid)s, three non-metals and the ions PO₄³⁻ and NH₄⁺. To consider undisturbed conditions and sediment resuspension in-situ dialyses-based and ex-situ suction-based pore water sampling was complemented by sequential extraction and suspension reactor experiments. In the investigate ...
DOI:
10.1016/j.jhazmat.2020.122543

18. Evaluation and analysis of volatile organic compounds and formaldehyde emission of building products in accordance with legal standards: A statistical experimental study

Author:
Wi, Seunghwan; Kim, Man-Goo; Myung, Seung-Woon; Baik, Yong Kyu; Lee, Kang-Bong; Song, Hea-Seung; Kwak, Myung-Jin; Kim, Sumin
Source:
Journal of hazardous materials 2020 v.393 pp. 122381
ISSN:
0304-3894
Subject:
toxic substances,   etc   ; construction materials; emissions; formaldehyde; human health; pollutants; raw materials; volatile organic compounds;     Show all 8 Subjects
Abstract:
... Building materials have been developed mainly for thermal performance, strength, low energy consumption, and aesthetics. Consequently, large amounts of chemicals have been added to building products, resulting in the release of abundant pollutants that adversely affect human health. In particular, pollutants from the materials used to build modern dwellings can cause sick house syndrome, which lea ...
DOI:
10.1016/j.jhazmat.2020.122381

19. Chemical fractions, diffusion flux and risk assessment of potentially toxic elements in sediments of Baiyangdian Lake, China

Author:
Wang, Jiankang; Zeng, Xiaolan; Xu, Dongyu; Gao, Li; Li, Yanyan; Gao, Bo
Source:
The Science of the total environment 2020 v.724 pp. 138046
ISSN:
0048-9697
Subject:
toxic substances,   etc   ; bioavailability; cadmium; films (materials); lakes; pollutants; pollution; risk assessment; sediments; China;     Show all 10 Subjects
Abstract:
... The pollution of potentially toxic elements (PTEs) in Baiyangdian Lake (BYDL), the largest shallow lake in northern China, has been focused on since the construction of the Xiong'an New Area. However, research on the bioavailability and diffusive flux of PTEs in BYDL sediments has been still limited. Herein, sediment samples were collected from BYDL to systematically evaluate the pollution risk, b ...
DOI:
10.1016/j.scitotenv.2020.138046

20. Critical insight and indication on particle size effects towards uranium release from uranium mill tailings: Geochemical and mineralogical aspects

Author:
Yin, Meiling; Tsang, Daniel C.W.; Sun, Jing; Wang, Jin; Shang, Jianying; Fang, Fa; Wu, Yang; Liu, Juan; Song, Gang; Xiao, Tangfu; Chen, Diyun
Source:
Chemosphere 2020 v.250 pp. 126315
ISSN:
0045-6535
Subject:
toxic substances,   etc   ; gypsum; leaching; mine tailings; oxidation; particle size; sulfides; toxicity; uranium;     Show all 9 Subjects
Abstract:
... Uranium (U) is both chemically toxic and radioactive. Uranium mill tailings (UMTs) are one of the most important sources of U contamination in the environment, wherein the mechanisms that control U release from UMTs with different granularities have not yet been well understood. Herein, the release behaviours and underlying release mechanisms of U from UMTs with five different particle size fracti ...
DOI:
10.1016/j.chemosphere.2020.126315