High yield of second-generation ethanol in an ionic Liquid-Cellulase integrated system for single-step processing of empty fruit bunch

References

• Tye YY, Lee KT, Wan Abdullah WN, et al. The world availability of non-wood lignocellulosic biomass for the production of cellulosic ethanol and potential pretreatments for the enhancement of enzymatic saccharification. Renew. Sustain. Energy Rev. 2016;60:155–172.
   Web of Science ®Google Scholar
• Naik SN, Goud VV, Rout PK, et al. Production of first and second generation biofuels: a comprehensive review. Renew. Sustain. Energy Rev. 2010;14:578–597.
   Web of Science ®Google Scholar
• Varanasi P, Singh P, Arora R, et al. Understanding changes in lignin of Panicum virgatum and Eucalyptus globulus as a function of ionic liquid pretreatment. Bioresour Technol. 2012;126:156–161.
   PubMed Web of Science ®Google Scholar
• Chew TL, Bhatia S. Catalytic processes towards the production of biofuels in a palm oil and oil palm biomass-based biorefinery. Bioresour. Technol. 2008;99:7911–7922.
   PubMed Web of Science ®Google Scholar
• Balat M. Production of bioethanol from lignocellulosic materials via the biochemical pathway: A review. Energy Convers. Manag. 2011;52:858–875.
   Web of Science ®Google Scholar
• Liu C, Wyman CE. Partial flow of compressed-hot water through corn stover to enhance hemicellulose sugar recovery and enzymatic digestibility of cellulose. Bioresour Technol. 2005;96:1978–1985.
   PubMed Web of Science ®Google Scholar
• Zainan NH, Alam Z, Al-Khatib MF. Production of sugar by hydrolysis of empty fruit bunches using palm oil mill effluent (POME) based cellulases: Optimization study. African J. Biotechnol. 2013;10:18722–18727.
   Google Scholar
• Harun R, Danquah MK. Influence of acid pre-treatment on microalgal biomass for bioethanol production. Process Biochem. 2011;46:304–309.
   Web of Science ®Google Scholar
• Alam MZ, Kabbashi NA, Hussin SN. Production of bioethanol by direct bioconversion of oil-palm industrial effluent in a stirred-tank bioreactor. J Ind Microbiol Biotechnol. 2009;36:801–808.
   PubMed Web of Science ®Google Scholar
• Yang F, Li L, Li Q, et al. Enhancement of enzymatic in situ saccharification of cellulose in aqueous-ionic liquid media by ultrasonic intensification. Carbohydr. Polym. 2010;81:311–316.
   Web of Science ®Google Scholar
• Muhammad N, Elsheikh YA, Mutalib MIA, et al. An overview of the role of ionic liquids in biodiesel reactions. J. Ind. Eng. Chem. 2015;21:1–10.
   Web of Science ®Google Scholar
• Elgharbawy AA, Alam MZ, Moniruzzaman M, et al. Ionic liquid pretreatment as emerging approaches for enhanced enzymatic hydrolysis of lignocellulosic biomass. Biochem. Eng. J. 2016;109:252–267. doi:10.1016/j.bej.2016.01.021.
   Web of Science ®Google Scholar
• Piarpuzán D, Quintero JA, Cardona CA. Empty fruit bunches from oil palm as a potential raw material for fuel ethanol production. Biomass and Bioenergy. 2011;35:1130–1137.
   Web of Science ®Google Scholar
• Laureano-Perez L, Teymouri F, Alizadeh H, et al. Understanding factors that limit enzymatic hydrolysis of biomass. ABAB. 2005;124:1081–1099.
   Google Scholar
• Jaqueline N, Ramos M, Crystyne SJ, et al. The use of organic solvents/ionic liquids mixtures in reactions catalyzed by lipase from Burkholderia cepacia immobilized in different supports. J. Mol. Catal. B Enzym. 2015;112:1–8.
   Google Scholar
• Ghaffari-Moghaddam M, Eslahi H, Aydin Y. A, et al. Enzymatic processes in alternative reaction media: a mini review. J Biol Methods. 2015;2:25.
   Google Scholar
• Solhtalab M, Karbalaei-Heidari HR, Absalan G. Tuning of hydrophilic ionic liquids concentration: A way to prevent enzyme instability. J. Mol. Catal. B Enzym. 2015;122:125–130.
   Google Scholar
• Nargotra P, Sharma V, Gupta M, et al. Application of ionic liquid and alkali pretreatment for enhancing saccharification of sunflower stalk biomass for potential biofuel-ethanol production. Bioresour. Technol. 2018; 267:560–568.
   PubMed Web of Science ®Google Scholar
• Lienqueo ME, Ravanal MC, Pezoa-Conte R, et al. Second generation bioethanol from Eucalyptus globulus Labill and Nothofagus pumilio: Ionic liquid pretreatment boosts the yields. Ind. Crops Prod. 2016;80:148–155.
   Web of Science ®Google Scholar
• Smuga-Kogut M, Zgórska K, Kogut T, et al. The use of ionic liquid pretreatment of rye straw for bioethanol production. Fuel. 2017;191:266–274.
   Web of Science ®Google Scholar
• Poornejad N, Karimi K, Behzad T. Ionic liquid pretreatment of rice straw to enhance saccharification and bioethanol production. J. Biomass to Biofuel. 2014;1:8–15.
   Google Scholar
• Ninomiya K, Ogino C, Ishizaki M, et al. Effect of post-pretreatment washing on saccharification and co-fermentation from bagasse pretreated with biocompatible cholinium ionic liquid. Biochem. Eng. J. 2015;103:198–204.
   Web of Science ®Google Scholar
• Elgharbawy AA, Alam MZ, Kabbashi NA, et al. Evaluation of several ionic liquids for in situ hydrolysis of empty fruit bunches by locally-produced cellulase. 3 Biotech. 2016;6(2):128.
   PubMedGoogle Scholar
• Ghose TK. Measurement of cellulase activities. Pure Appl. Chem. 1987;59:257–268.
   Web of Science ®Google Scholar
• Elgharbawy AA, Alam MZ, Kabbashi NA, et al. Implementation of Definite Screening Design in Optimization of In Situ Hydrolysis of EFB in Cholinium Acetate and Locally Produced Cellulase Combined System. Waste Biomass Valor. 2017; 8: 839–850.
   Web of Science ®Google Scholar
• Salvador AC, Santos M. D C, Saraiva JA. Effect of the ionic liquid [bmim]Cl and high pressure on the activity of cellulase. Green Chem. 2010;12:632–635.
   Web of Science ®Google Scholar
• Elgharbawy AA, Alam MZ, Moniruzzaman M, et al. Chemical and Structural Changes of Pretreated Empty Fruit Bunch (EFB) in Ionic Liquid-Cellulase Compatible System for Fermentability to Bioethanol. 3 Biotech. 2018;8: 236.
   PubMedGoogle Scholar
• Doran PM. Bioprocess engineering principles. San Diego, CA: Academic Press INC; 1995.
   Google Scholar
• Caputi A, Ueda M, Brown T. Spectrophotometric determination of ethanol in wine. Am. J. Enol. Vitic. 1968;19:160–165.
   Web of Science ®Google Scholar
• Yu M, Li J, Chang S, et al. Bioethanol production using the sodium hydroxide pretreated sweet sorghum bagasse without washing. Fuel. 2016;175:20–25.
   Web of Science ®Google Scholar
• Papa G, Rodriguez S, George A, et al. Comparison of different pretreatments for the production of bioethanol and biomethane from corn stover and switchgrass. Bioresour Technol. 2015;183:101–110.
   PubMed Web of Science ®Google Scholar
• Laluce C, Tognolli JO, De Oliveira KF, et al. Optimization of temperature, sugar concentration, and inoculum size to maximize ethanol production without significant decrease in yeast cell viability. Appl Microbiol Biotechnol. 2009;83:627–637.
   PubMed Web of Science ®Google Scholar
• Ramachandriya KD. Effect of Biomass Generated Producer Gas, Methane and Physical Parameters on Producer Gas Fermentations by Clostridium Strain p11. (Doctoral dissertation, Oklahoma State University). 2009.
   Google Scholar
• Haykir NI, Bakir U. Ionic liquid pretreatment allows utilization of high substrate loadings in enzymatic hydrolysis of biomass to produce ethanol from cotton stalks. Ind. Crops Prod. 2013;51:408–414.
   Web of Science ®Google Scholar
• Ofori-Boateng C, Lee KT. Sono-assisted organosolv/H2O2 pretreatment of oil palm (Elaeis guineensis Jacq.) fronds for recovery of fermentable sugars: Optimization and severity evaluation. Fuel. 2014;115:170–178.
   Web of Science ®Google Scholar
• National Center for Biotechnology Information, PubChem Compound Database. CID = 702. 2016;8:1107–1114 https://pubchem.ncbi.nlm.nih.gov/compound/702 (accessed Dec 24, 2016).
   Google Scholar
• Jönsson LJ, Alriksson B, Nilvebrant N-O. Bioconversion of lignocellulose: inhibitors and detoxification. Biotechnol. Biofuels. 2013;6:16.
   PubMed Web of Science ®Google Scholar
• Aguilar-Uscanga MG, Garcia-Alvarado Y, Gomez-Rodriguez J, et al. Modelling the growth and ethanol production of Brettanomyces bruxellensis at different glucose concentrations. Lett Appl Microbiol. 2011;53:141–149.
   PubMed Web of Science ®Google Scholar
• Daramola MO, Zampraka L. Experimental study of the production of biomass by Sacharomyces cerevisiae in a fed batch fermentor. African J. Biotechnol. 2008;8:1107–1114.
   Google Scholar
• Shafaghat H, Najafpour GD, Rezaei PS, et al. Growth kinetics and ethanol productivity of Saccharomyces cerevisiae PTCC 24860 on various carbon sources. World Appl. Sci. J. 2009;7:140–144.
   Google Scholar
• Jin H, Liu R, He Y. Kinetics of Batch Fermentations for Ethanol Production with Immobilized Saccharomyces cerevisiae Growing on Sweet Sorghum Stalk Juice. Procedia Environ. Sci. 2012;12:137–145.
   Google Scholar
• Amenaghawon NA, Okieimen CO, Ogbeide S. Kinetic modelling of ethanol inhibition during alcohol fermentation of corn stover using Saccharomyces cerevisiae. Int. J. Eng. Res. Appl. 2012;2:798–803.
   Google Scholar
• Papagianni M, Boonpooh Y, Mattey M, et al. Substrate inhibition kinetics of Saccharomyces cerevisiae in fed-batch cultures operated at constant glucose and maltose concentration levels. J. Ind. Microbiol. Biotechnol. 2007;34:301–309.
   PubMed Web of Science ®Google Scholar
• Osho A. Ethanol and sugar tolerance of wine yeasts isolated from fermenting cashew apple juice. Afr J Biotechnol.. 2005;4:660–662.
   Google Scholar
• Stanley D, Bandara A, Fraser S, et al. The ethanol stress response and ethanol tolerance of Saccharomyces cerevisiae. J. Appl. Microbiol. 2010;109:13–24.
   PubMed Web of Science ®Google Scholar
• Teoh YP, Ooi ZX. Evaluation of unstructured kinetic models for the production of bioethanol from banana and pineapple wastes. BioResources. 2016;11:4295–4305.
   Web of Science ®Google Scholar
• Manikandan K, Viruthagiri T. Kinetic and optimization studies on ethanol production from corn flour. Int. J. Chem. Biol. Eng. 2010;3:65–69.
   Google Scholar
• Yamada R, Nakashima K, Asai-Nakashima N, et al. Direct Ethanol Production from Ionic Liquid-Pretreated Lignocellulosic Biomass by Cellulase-Displaying Yeasts. Appl. Biochem. Biotechnol. 2017;182:229–237.
   PubMed Web of Science ®Google Scholar
• Jung YH, Kim IJ, Kim HK, et al. Dilute acid pretreatment of lignocellulose for whole slurry ethanol fermentation. Bioresour Technol. 2013;132:109–114.
   PubMed Web of Science ®Google Scholar
• Jung YH, Kim S, Yang TH, et al. Aqueous ammonia pretreatment, saccharification, and fermentation evaluation of oil palm fronds for ethanol production. Bioprocess Biosyst Eng. 2012;35:1497–1503.
   PubMed Web of Science ®Google Scholar
• Park EY, Naruse K, Kato T. One-pot bioethanol production from cellulose by co-culture of Acremonium cellulolyticus and Saccharomyces cerevisiae. Biotechnol Biofuels. 2012;5:64.
   PubMed Web of Science ®Google Scholar
• Choi W-I, Park J-Y, Lee J-P, et al. Optimization of NaOH-catalyzed steam pretreatment of empty fruit bunch. Biotechnol Biofuels. 2013;6:170
   PubMed Web of Science ®Google Scholar