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Sellami K, Couvert A, Nasrallah N, Maachi R, Tandjaoui N, Abouseoud M, Amrane A. Bio-based and cost effective method for phenolic compounds removal using cross-linked enzyme aggregates. J Hazard Mater 2021; 403:124021. [PMID: 33265046 DOI: 10.1016/j.jhazmat.2020.124021] [Citation(s) in RCA: 14] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/28/2020] [Revised: 09/05/2020] [Accepted: 09/15/2020] [Indexed: 06/12/2023]
Abstract
This work aimed at presenting a green method using a new source of peroxidase isolated from Raphanus sativus var. niger (RSVNP) in immobilized form, for the treatment of wastewater. To ensure stability and enzymatic activity in the biodegradation process, RSVNP was immobilized as a cross-linked enzyme aggregate (CLEAs). With more than 29% of recovered activity and 85% aggregation yield, acetone was selected as the best precipitating agent. The formed protein aggregates required 2% (v/v) of glutaraldehyde (GA) concentration and a ratio of 9:1 (v/v) enzyme (E) amount to cross-linker (E/GA). Compared to the free enzyme, RSVNP-CLEAs were found more chemically and thermally stable and exhibited good storage stability for more than 8 weeks. In addition, RSVNP-CLEAs were evaluated for their ability to remove phenol and p-cresol from aqueous solution by varying several operating conditions. A maximal yield (98%) of p-cresol conversion was recorded after 40 min; while 92% of phenol was degraded after 1 h duration time. The reusability of RSVNP-CLEAs was tested, displaying 71% degradation of phenol in the third batch carried out and more than 54% was achieved for p-cresol after four successive reuses in the presence of hydrogen peroxide at 2 mM concentration.
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Affiliation(s)
- Kheireddine Sellami
- Laboratoire de Génie de la Réaction, Faculté de Génie Mécanique et Génie des Procédés, Université des Sciences et de la Technologie Houari Boumediene, Bab Ezzouar, Alger 16111, Algeria; Univ Rennes, Ecole Nationale Supérieure de Chimie de Rennes, CNRS, ISCR (Institut des Sciences Chimiques de Rennes)-UMR 6226, F-35000 Rennes, France.
| | - Annabelle Couvert
- Univ Rennes, Ecole Nationale Supérieure de Chimie de Rennes, CNRS, ISCR (Institut des Sciences Chimiques de Rennes)-UMR 6226, F-35000 Rennes, France
| | - Noureddine Nasrallah
- Laboratoire de Génie de la Réaction, Faculté de Génie Mécanique et Génie des Procédés, Université des Sciences et de la Technologie Houari Boumediene, Bab Ezzouar, Alger 16111, Algeria
| | - Rachida Maachi
- Laboratoire de Génie de la Réaction, Faculté de Génie Mécanique et Génie des Procédés, Université des Sciences et de la Technologie Houari Boumediene, Bab Ezzouar, Alger 16111, Algeria
| | - Nassima Tandjaoui
- Université Ibn Khaldoun de Tiaret, Département de Chimie, Tiaret 14000, Algeria
| | - Mahmoud Abouseoud
- Laboratoire de Génie de la Réaction, Faculté de Génie Mécanique et Génie des Procédés, Université des Sciences et de la Technologie Houari Boumediene, Bab Ezzouar, Alger 16111, Algeria; Laboratoire de Biomatériaux et Phénomènes de Transport, Faculté des Sciences et de la Technologie, Université Yahia Fares de Médéa, Pole Universitaire, RN1, Médéa 26000, Algeria
| | - Abdeltif Amrane
- Univ Rennes, Ecole Nationale Supérieure de Chimie de Rennes, CNRS, ISCR (Institut des Sciences Chimiques de Rennes)-UMR 6226, F-35000 Rennes, France
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Tandjaoui N, Abouseoud M, Couvert A, Amrane A, Tassist A. A combination of absorption and enzymatic biodegradation: phenol elimination from aqueous and organic phase. Environ Technol 2019; 40:625-632. [PMID: 29098952 DOI: 10.1080/09593330.2017.1400110] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 09/29/2016] [Accepted: 06/06/2017] [Indexed: 06/07/2023]
Abstract
Peroxidase from Brassica rapa was immobilized as cross-linked enzyme aggregates (CLEAs) and used to treat air containing phenol as a model molecule of volatile organic compounds (VOCs). Prior to an enzymatic treatment, phenol was absorbed into an aqueous or organic phase (silicone oil) to reach concentrations ranging from 20 to 160 mg/L. The process was carried out by introducing a desired weighing of BRP-CLEAs into preparations and reaction was started by injecting H2O2 solution to the medium. Optimization of the reaction conditions in the organic solvent revealed an optimal contact time of 60 min, 60 mg/L of phenol concentration and 3 mM H2O2, leading to a maximum removal yield of 70% for 3.4 UI/mL of BRP-CLEAs. These results were compared to those obtained in an aqueous medium that showed 90% of degradation yield after 40 min in the following conditions, 90 mg/L of initial phenol amount, 2 mM of H2O2 and 2.5 UI/mL of BRP-CLEAs. Parameters of the Michaelis-Menten model, Km and Vmax, were also determined for the reaction in both phases. Phenol removal by BRP-CLEAs in silicone oil succeeded with 70% of conversion yield. It is promising regarding the transposition of such enzymatic process to hydrophobic VOCs.
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Affiliation(s)
- Nassima Tandjaoui
- a Laboratoire de Biomatériaux et Phénomènes de Transport, Faculté des Sciences et de la Technologie , Université Yahia Fares de Médéa, Pole Universitaire, RN1 , Médéa , Algeria
- b Ecole Nationale Supérieure de Chimie de Rennes , CNRS , UMR 6226, Avenue du Général Leclerc, Rennes Cedex , France
| | - Mahmoud Abouseoud
- a Laboratoire de Biomatériaux et Phénomènes de Transport, Faculté des Sciences et de la Technologie , Université Yahia Fares de Médéa, Pole Universitaire, RN1 , Médéa , Algeria
- c Laboratoire de Génie de la Réaction, Faculté de Génie Mécanique et Génie des Procédés , Université Houari Boumediene , Bab Ezzouar , Algeria
| | - Annabelle Couvert
- b Ecole Nationale Supérieure de Chimie de Rennes , CNRS , UMR 6226, Avenue du Général Leclerc, Rennes Cedex , France
- d Université européenne de Bretagne , Rennes , France
| | - Abdeltif Amrane
- b Ecole Nationale Supérieure de Chimie de Rennes , CNRS , UMR 6226, Avenue du Général Leclerc, Rennes Cedex , France
- d Université européenne de Bretagne , Rennes , France
| | - Amina Tassist
- c Laboratoire de Génie de la Réaction, Faculté de Génie Mécanique et Génie des Procédés , Université Houari Boumediene , Bab Ezzouar , Algeria
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Tandjaoui N, Abouseoud M, Couvert A, Amrane A, Tassist A. A new combined green method for 2-Chlorophenol removal using cross-linked Brassica rapa peroxidase in silicone oil. Chemosphere 2016; 148:55-60. [PMID: 26802263 DOI: 10.1016/j.chemosphere.2016.01.021] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/01/2015] [Revised: 11/19/2015] [Accepted: 01/06/2016] [Indexed: 06/05/2023]
Abstract
This study proposes a new technique to treat waste air containing 2-Chlorophenol (2-CP), namely an integrated process coupling absorption of the compound in an organic liquid phase and its enzymatic degradation. Silicone oil (47V20) was used as an organic absorbent to allow the volatile organic compound (VOC) transfer from the gas phase to the liquid phase followed by its degradation by means of Cross-linked Brassica rapa peroxidase (BRP) contained in the organic phase. An evaluation of silicone oil (47V20) absorption capacity towards 2-CP was first accomplished by determining its partition coefficient (H) in this solvent. The air-oil partition coefficient of 2-CP was found equal to 0.136 Pa m(3) mol(-1), which is five times lower than the air-water value (0.619 Pam(3) mol(-1)). The absorbed 2-CP was then subject to enzymatic degradation by cross-linked BRP aggregates (BRP-CLEAs). The degradation step was affected by four parameters (contact time; 2-CP, hydrogen peroxide and enzyme concentrations), which were optimized in order to obtain the highest conversion yield. A maximal conversion yield of 69% and a rate of 1.58 mg L(-1) min(-1)were obtained for 100 min duration time when 2-CP and hydrogen peroxide concentrations were respectively 80 mg L(-1) and 6 mM in the presence of 2.66 UI mL(-1) BRP-CLEAs. The reusability of BRP-CLEAs in silicone oil was assessed, showing promising results since 59% of their initial efficiency remained after three batches.
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Affiliation(s)
- Nassima Tandjaoui
- Laboratoire de Biomatériaux et Phénomènes de Transport, Faculté des Sciences et de la Technologie, Université Yahia Fares de Médéa, Pole Universitaire, RN1, Médéa 26000 Algeria; Ecole Nationale Supérieure de Chimie de Rennes, CNRS, UMR 6226, 11 Allée de Beaulieu, CS 50837, 35708 Rennes Cedex 7, France.
| | - Mahmoud Abouseoud
- Laboratoire de Biomatériaux et Phénomènes de Transport, Faculté des Sciences et de la Technologie, Université Yahia Fares de Médéa, Pole Universitaire, RN1, Médéa 26000 Algeria; Laboratoire de Génie de la Réaction, Faculté de Génie Mécanique et Génie des Procédés, Université Houari Boumediene, Bab Ezzouar, Alger 16111, Algeria
| | - Annabelle Couvert
- Ecole Nationale Supérieure de Chimie de Rennes, CNRS, UMR 6226, 11 Allée de Beaulieu, CS 50837, 35708 Rennes Cedex 7, France; Université européenne de Bretagne, 5 Boulevard Laennec, 35000 Rennes, France
| | - Abdeltif Amrane
- Ecole Nationale Supérieure de Chimie de Rennes, CNRS, UMR 6226, 11 Allée de Beaulieu, CS 50837, 35708 Rennes Cedex 7, France; Université européenne de Bretagne, 5 Boulevard Laennec, 35000 Rennes, France
| | - Amina Tassist
- Laboratoire de Génie de la Réaction, Faculté de Génie Mécanique et Génie des Procédés, Université Houari Boumediene, Bab Ezzouar, Alger 16111, Algeria
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Tandjaoui N, Tassist A, Abouseoud M, Couvert A, Amrane A. Preparation and characterization of cross-linked enzyme aggregates (CLEAs) of Brassica rapa peroxidase. Biocatalysis and Agricultural Biotechnology 2015. [DOI: 10.1016/j.bcab.2014.12.002] [Citation(s) in RCA: 23] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/26/2023]
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