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1. Biotechnological basis of microbial consortia for the removal of pesticides from the environment

Author:
Bhatt, Pankaj; Bhatt, Kalpana; Sharma, Anita; Zhang, Wenping; Mishra, Sandhya; Chen, Shaohua
Source:
Critical reviews in biotechnology 2021 v.41 no.3 pp. 317-338
ISSN:
1549-7801
Subject:
bioremediation,   etc   ; biotechnology; pesticide degradation;     Show all 3 Subjects
Abstract:
... The application of microbial strains as axenic cultures has frequently been employed in a diverse range of sectors. In the natural environment, microbes exist as multispecies and perform better than monocultures. Cell signaling and communication pathways play a key role in engineering microbial consortia, because in a consortium, the microorganisms communicate via diffusible signal molecules. Mixe ...
DOI:
10.1080/07388551.2020.1853032

2. Humin: No longer inactive natural organic matter

Author:
Pham, Duyen Minh; Kasai, Takuya; Yamaura, Mirai; Katayama, Arata
Source:
Chemosphere 2021 v.269 pp. 128697
ISSN:
0045-6535
Subject:
bioremediation,   etc   ; energy; humin;     Show all 3 Subjects
Abstract:
... The discovery of the function of humin (HM), an insoluble fraction of humic substances (HSs), as an extracellular electron mediator (EEM) in 2012 has provided insight into the role of HM in nature and its potential for in situ bioremediation of pollutants. The EEM function is thought to enable the energy network of various microorganisms using HM. Recently, a number of studies on the application o ...
DOI:
10.1016/j.chemosphere.2020.128697

3. Polycyclic musks in the environment: A review of their concentrations and distribution, ecological effects and behavior, current concerns and future prospects

Author:
Liu, Jianv; Zhang, Wenying; Zhou, Qixing; Zhou, Qingqin; Zhang, Yu; Zhu, Linfang
Source:
Critical reviews in environmental science and technology 2021 v.51 no.4 pp. 323-377
ISSN:
1547-6537
Subject:
bioremediation,   etc   ; ecotoxicology; lipophilicity; technology;     Show all 4 Subjects
Abstract:
... Polycyclic musks (PCMs) are widely used in daily chemical products, so their mass production and wide use enable them to enter the environment in various ways. Their lipophilicity and persistence have led to accumulation and toxicological effects in organisms, and their long-term low-dose presence in the environment will result in serious ecological risks. Hence, PCMs have aroused widespread conce ...
DOI:
10.1080/10643389.2020.1724748

4. Bioreduction performances and mechanisms of Cr(VI) by Sporosarcina saromensis W5, a novel Cr(VI)-reducing facultative anaerobic bacteria

Author:
Huang, Yongji; Zeng, Qiang; Hu, Liang; Zhong, Hui; He, Zhiguo
Source:
Journal of hazardous materials 2021 v.413 pp. 125411
ISSN:
0304-3894
Subject:
bioremediation,   etc   ; Sporosarcina; cytoplasm; hypoxia; pH; temperature;     Show all 6 Subjects
Abstract:
... This study reported a novel facultative anaerobic Cr(VI)-reducing bacteria (Sporosarcina saromensis W5) and investigated its Cr(VI) removal performances and removal mechanisms. The strain W5 was able to grow and reduce Cr(VI) under aerobic and anaerobic environment, and exhibited considerable Cr(VI) reduction capabilities under a wide range of pH (8.0–13.0), temperature (20–40 °C) and initial Cr(V ...
DOI:
10.1016/j.jhazmat.2021.125411

5. Bioremediation of wastewater containing mercury using three newly isolated bacterial strains

Author:
Zhao, Meng M.; Kou, Jia-bin; Chen, Yi-ping; Xue, Lin-gui; Fan, Tao T.; Wang, Shao-mei
Source:
Journal of cleaner production 2021 v.299 pp. 126869
ISSN:
0959-6526
Subject:
bioremediation,   etc   ; mercury; operon; pollution; wastewater; Yellow River;     Show all 6 Subjects
Abstract:
... To successfully clean and recycle heavy metal–contaminated wastewater, we developed a fast, simple, low-cost, and efficient bioremediation method to eliminate mercury (Hg) pollution. We isolated three bacterial strains with strong Hg tolerance and reduction capacities from the polluted waters of the Yellow River. These bacterial strains mainly reduced Hg²⁺ by the mer operon. The bacterial strains ...
DOI:
10.1016/j.jclepro.2021.126869

6. New insights into the degradation of synthetic pollutants in contaminated environments

Author:
Bhatt, Pankaj; Gangola, Saurabh; Bhandari, Geeta; Zhang, Wenping; Maithani, Damini; Mishra, Sandhya; Chen, Shaohua
Source:
Chemosphere 2021 v.268 pp. 128827
ISSN:
0045-6535
Subject:
bioremediation,   etc   ; cost effectiveness; ecosystems; metabolism; photocatalysis;     Show all 5 Subjects
Abstract:
... The environment is contaminated by synthetic contaminants owing to their extensive applications globally. Hence, the removal of synthetic pollutants (SPs) from the environment has received widespread attention. Different remediation technologies have been investigated for their abilities to eliminate SPs from the ecosystem; these include photocatalysis, sonochemical techniques, nanoremediation, an ...
DOI:
10.1016/j.chemosphere.2020.128827

7. Optimization of Growth Conditions of Acinetobacter sp. Cr1 for Removal of Heavy Metal Cr Using Central Composite Design

Author:
Pang, Bingbing; Lv, Lijun; Pang, Caoping; Ye, Fengcai; Shang, Changhua
Source:
Current microbiology 2021 v.78 no.1 pp. 316-322
ISSN:
0343-8651
Subject:
bioremediation,   etc   ; Acinetobacter; heavy metals; nucleotide sequences; pH;     Show all 5 Subjects
Abstract:
... Growth conditions can significantly affect the removal efficiency of heavy metals by microorganisms. The goal of this study was enhancing the removal efficiency of Cr(VI) and improving the application of Acinetobacter sp. Cr1 (GenBank accession number of 16S rDNA sequence, MN900681). This study focused on pH, Cr(VI) concentration and culture time, which were the major influence factors for removal ...
DOI:
10.1007/s00284-020-02278-8

8. Co-metabolic and biochar-promoted biodegradation of mixed PAHs by highly efficient microbial consortium QY1

Author:
Li, Min; Yin, Hua; Zhu, Minghan; Yu, Yuanyuan; Lu, Guining; Dang, Zhi
Source:
Journal of environmental sciences (China) 2021 v.107 pp. 65-76
ISSN:
1001-0742
Subject:
bioremediation,   etc   ; Burkholderia; Methylobacterium; Stenotrophomonas; biochar; biodegradation; phenanthrenes; pollution; China;     Show all 9 Subjects
Abstract:
... Polycyclic aromatic hydrocarbons (PAHs), typical representatives of the persistent organic pollutants (POPs), have become ubiquitous in the environment. In this study, a novel microbial consortium QY1 that performed outstanding PAHs-degrading capacity has been enriched. The degradation characteristics of single and mixed PAHs treated with QY1 were studied, and the effect of biochar on biodegradati ...
DOI:
10.1016/j.jes.2021.02.002

9. Bioremediation of organophosphorus pesticides in contaminated foodstuffs using probiotics

Author:
Sarlak, Zahra; Khosravi-Darani, Kianoush; Rouhi, Milad; Garavand, Farhad; Mohammadi, Reza; Sobhiyeh, Mohammad Reza
Source:
Food control 2021 v.126 pp. 108006
ISSN:
0956-7135
Subject:
bioremediation,   etc   ; decontamination; food safety; human health; probiotics; water;     Show all 6 Subjects
Abstract:
... Organophosphorus pesticides (OPPs) are widely used to control agricultural and domestic pests. Exposure to OPP residues poses serious health threats to human health through consumption of contaminated foods and water. Therefore, it is required to remove the OPP residues from foodstuffs for improvement of food safety. Microbial decontamination is an emerging biological approach that is considered a ...
DOI:
10.1016/j.foodcont.2021.108006

10. Immobilized laccase on zinc oxide nanoarray for catalytic degradation of tertiary butyl alcohol

Author:
Isanapong, Jantiya; Pornwongthong, Peerapong
Source:
Journal of hazardous materials 2021 v.411 pp. 125104
ISSN:
0304-3894
Subject:
bioremediation,   etc   ; biocatalysts; biodegradation; butanol; immobilized enzymes; laccase; zinc oxide;     Show all 7 Subjects
Abstract:
... Laccase is an effective biocatalyst in bioremediation process; however, the application of the enzyme is limited due to its cost, recovery, and stability. In this study, we developed, characterized and evaluated the efficiency of immobilized laccase on zinc oxide nanostructure to catalyze biodegradation of TBA in comparison to the suspended enzyme. The results showed that both immobilized and susp ...
DOI:
10.1016/j.jhazmat.2021.125104

11. Chromium pollution and its bioremediation mechanisms in bacteria: A review

Author:
Pushkar, Bhupendra; Sevak, Pooja; Parab, Sejal; Nilkanth, Nikita
Source:
Journal of environmental management 2021 v.287 pp. 112279
ISSN:
0301-4797
Subject:
bioremediation,   etc   ; bioaccumulation; biosorption; chromium; cost effectiveness; pollution; toxicity;     Show all 7 Subjects
Abstract:
... Environment pollution is at its peak and is creating havoc for living beings. Industrial wastes containing toxic pollutants have contributed to a great extent in this disastrous environment pollution. Chromium (Cr³⁺/Cr⁶⁺) is highly toxic and one of the most common environmental pollutants because of its extensive use in industries especially tanneries. Lack of efficient treatment methods has resul ...
DOI:
10.1016/j.jenvman.2021.112279

12. An electric field immobilizes heavy metals through promoting combination with humic substances during composting

Author:
Cao, Yubo; Wang, Xuan; Zhang, Xinyuan; Misselbrook, Tom; Bai, Zhaohai; Ma, Lin
Source:
Bioresource technology 2021 v.330 pp. 124996
ISSN:
0960-8524
Subject:
bioremediation,   etc   ; biomass; composts; electric field; humic acids; humification; metabolism; technology;     Show all 8 Subjects
Abstract:
... The aim of this study was to explore a novel method to immobilize heavy metals (HM) in composting through increasing the combination of these with humic substances. An electric-field assistant technique was applied to strengthen biomass biodegradation and assess the impact on the humification process and HM immobilization in composting. Results demonstrated that the application of an electric fiel ...
DOI:
10.1016/j.biortech.2021.124996

13. Bioremediation of polycyclic aromatic hydrocarbons contaminated soil under the superimposed electric field condition

Author:
Zhang, Meng; Wu, Bo; Guo, Penghong; Wang, Sa; Guo, Shuhai
Source:
Chemosphere 2021 v.273 pp. 128723
ISSN:
0045-6535
Subject:
bioremediation,   etc   ; electric current; electric field; microbial communities; soil pH; temperature;     Show all 6 Subjects
Abstract:
... An innovative superimposed electric field (SEF) was designed with the aim to achieve uniform removal of polycyclic aromatic hydrocarbons (PAHs) in soil. Also the influence of SEF on the bioremediation efficiency of PAHs was investigated in compared with the common electric field (CEF). Five experiments were conducted in this study, namely EK-CEF (applied CEF), EKB-CEF (CEF enhanced bioremediation) ...
DOI:
10.1016/j.chemosphere.2020.128723

14. A critical review on the formation, fate and degradation of the persistent organic pollutant hexachlorocyclohexane in water systems and waste streams

Author:
Adithya, Srikanth; Jayaraman, Ramesh Sai; Krishnan, Abhishek; Malolan, Rajagopal; Gopinath, Kannappan Panchamoorthy; Arun, Jayaseelan; Kim, Woong; Govarthanan, Muthusamy
Source:
Chemosphere 2021 v.271 pp. 129866
ISSN:
0045-6535
Subject:
bioremediation,   etc   ; HCH (pesticide); adsorption; ecosystems; oxidation; persistent organic pollutants;     Show all 6 Subjects
Abstract:
... The environmental impacts of persistent organic pollutants (POPs) is an increasingly prominent topic in the scientific community. POPs are stable chemicals that are accumulated in living beings and can act as endocrine disruptors or carcinogens on prolonged exposure. Although efforts have been taken to minimize or ban the use of certain POPs, their use is still widespread due to their importance i ...
DOI:
10.1016/j.chemosphere.2021.129866

15. A review on new aspects of lipopeptide biosurfactant: Types, production, properties and its application in the bioremediation process

Author:
Carolin C, Femina; Kumar, P. Senthil; Ngueagni, P. Tsopbou
Source:
Journal of hazardous materials 2021 v.407 pp. 124827
ISSN:
0304-3894
Subject:
bioremediation,   etc   ; biodegradability; biosurfactants; environmental sustainability; lipopeptides; petroleum; toxicity;     Show all 7 Subjects
Abstract:
... Nowadays, the worldwide search regarding renewable products from natural resources is increasing due to the toxicity of chemical counterparts. Biosurfactants are surface-active compounds that contain several physiological functions that are used in industries like food, pharmaceutical, petroleum and agriculture. Microbial lipopeptides have gained more attention among the researchers for their low ...
DOI:
10.1016/j.jhazmat.2020.124827

16. Bioremediation of Petroleum Hydrocarbons by Using a Two-Step Inoculation Composting Process Scaled-Up from a Mineral-Based Medium: Effect of Biostimulation of an Indigenous Bacterial Strain

Author:
Poorsoleiman, Mohammad Saeed; Hosseini, Seyed Ahmad; Etminan, Alireza; Abtahi, Hamid; Koolivand, Ali
Source:
Waste and biomass valorization 2021 v.12 no.4 pp. 2089-2096
ISSN:
1877-2641
Subject:
bioremediation,   etc   ; Acinetobacter radioresistens; biomass; composts; nitrogen; petroleum; sludge;     Show all 7 Subjects
Abstract:
... The effect of stimulation of an indigenous bacterial strain on the performance of a two-phase composting process scaled-up from a mineral-based medium for bioremediation of petroleum sludge (PS) was investigated. After isolating Acinetobacter radioresistens strain KA2 from PS containing high levels of total petroleum hydrocarbons (TPH), the potential of the strain for crude oil degradation was mea ...
DOI:
10.1007/s12649-020-01140-z

17. Engineering organophosphate hydrolase for enhanced biocatalytic performance: A review

Author:
Wang, Lijie; Sun, Yan
Source:
Biochemical engineering journal 2021 v.168 pp. 107945
ISSN:
1369-703X
Subject:
bioremediation,   etc   ; aryldialkylphosphatase; biocatalysis; humans; hydrolysis; nerve tissue; stereoselectivity;     Show all 7 Subjects
Abstract:
... The attack of nerve agents and the usage of pesticides bring threats on the safety of human lives and environments. Release of the threats of these compounds, organophosphorus compounds (OPCs), is a long-term challenge. Enzymatic degradation has been widely studied for the detoxification and bioremediation as an efficient and clean approach. Organophosphate hydrolase (OPH) is a promising enzyme to ...
DOI:
10.1016/j.bej.2021.107945

18. Genetically engineered thermotolerant facultative anaerobes for high-efficient degradation of multiple hazardous nitroalkanes

Author:
Zhang, Bingling; Sun, Linbo; Song, Xiaoru; Huang, Di; Li, Mingchang; Peng, Chenchen; Wang, Wei
Source:
Journal of hazardous materials 2021 v.405 pp. 124253
ISSN:
0304-3894
Subject:
bioremediation,   etc   ; anaerobes; bioreactors; coenzymes; heat tolerance; nitroalkanes; oxidoreductases; toxicity;     Show all 8 Subjects
Abstract:
... Nitroalkanes are important industrial raw materials but also toxic pollutants, which are difficult to degrade once released into the environment. In this study, to significantly improve the degradation-efficiency of multiple nitroalkanes, a facultative anaerobe was genetically engineered, possible influencing factors and simulated application experiments of bioreactor were tested and evaluated. Am ...
DOI:
10.1016/j.jhazmat.2020.124253

19. Aspergillus brasiliensis-mediated biotransformation of methyl p-coumarate via phenyloxiran moiety: A predictive model for environmental bioremediation

Author:
Silva Conceição, João Carlos; Vieira, Tatiana Manzini; Miller Crotti, Antônio Eduardo; dos Anjos, Jeancarlo Pereira; Chagas-Paula, Daniela Aparecida; Vieira, André Alexandre; Silva, Eliane Oliveira
Source:
International biodeterioration & biodegradation 2021 v.158 pp. 105167
ISSN:
0964-8305
Subject:
bioremediation,   etc   ; Aspergillus brasiliensis; acetophenones; biodegradation; biotransformation; fungi; models; moieties; oxidation;     Show all 9 Subjects
Abstract:
... Among the various types of industry-generated effluents, those containing phenolic compounds are serious recalcitrant. There is therefore a need to develop new technologies that emphasize the depletion of these pollutants from the environment, and that work as a viable alternative to traditional physical and chemical remediation methods. Filamentous fungi are capable of producing a great number of ...
DOI:
10.1016/j.ibiod.2020.105167

20. Bioremediation and pharmacological applications of gold nanoparticles synthesized from plant materials

Author:
Akintelu, Sunday Adewale; Yao, Bo; Folorunso, Aderonke Similoluwa
Source:
Heliyon 2021 v.7 no.3 pp. e06591
ISSN:
2405-8440
Subject:
bioremediation,   etc   ; biosynthesis; gold; nanogold; pH; plant extracts; temperature;     Show all 7 Subjects
Abstract:
... Nanotechnology and nanoscience are gaining remarkable attention in this era due to their distinctive properties and multi applications. Gold nanoparticles (AuNPs) is one of the most relevant metal nanoparticles with enormous applications in various field of research and industries. The demand for AuNPs is increasing rapidly. Extensive awareness has been allotted to the development of novel approac ...
DOI:
10.1016/j.heliyon.2021.e06591