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  1. Content type: Research

    Clostridium acetobutylicum is a model fermentative anaerobe for consolidated bioprocessing of lignocellulose hydrolysates into acetone–butanol–ethanol (ABE). However, the main inhibitors (acids, furans and phenol...

    Authors: Huanhuan Liu, Jing Zhang, Jian Yuan, Xiaolong Jiang, Lingyan Jiang, Guang Zhao, Di Huang and Bin Liu

    Citation: Biotechnology for Biofuels 2019 12:101

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  2. Content type: Research

    The urban sewer system is an important component of urban water infrastructure for sewage collection and transportation, and in-sewer transportation of sewage can cause multitudinous contaminant degradations w...

    Authors: Pengkang Jin, Yonggang Gu, Xuan Shi and Wenna Yang

    Citation: Biotechnology for Biofuels 2019 12:100

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  3. Content type: Research

    Miscanthus is a leading bioenergy crop with enormous lignocellulose production potential for biofuels and chemicals. However, lignocellulose recalcitrance leads to biomass process difficulty for an efficient bioe...

    Authors: Aftab Alam, Ran Zhang, Peng Liu, Jiangfeng Huang, Yanting Wang, Zhen Hu, Meysam Madadi, Dan Sun, Ruofei Hu, Arthur J. Ragauskas, Yuanyuan Tu and Liangcai Peng

    Citation: Biotechnology for Biofuels 2019 12:99

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  4. Content type: Research

    Yeast has been the focus of development of cell biofactories for the production of lipids and interest in the field has been driven by the need for sustainably sourced lipids for use in a broad range of indust...

    Authors: Huadong Peng, Lizhong He and Victoria S. Haritos

    Citation: Biotechnology for Biofuels 2019 12:98

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  5. Content type: Research

    Propionic acid (PA), a key platform chemical produced as a by-product during petroleum refining, has been widely used as a food preservative and an important chemical intermediate in many industries. Microbial...

    Authors: Xin Xu, Thomas C. Williams, Christina Divne, Isak S. Pretorius and Ian T. Paulsen

    Citation: Biotechnology for Biofuels 2019 12:97

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  6. Content type: Research

    We recently confirmed that the deactivation of T. reesei cellulases at the air–liquid interface reduces microcrystalline cellulose conversion at low enzyme loadings in shaken flasks. It is one of the main causes ...

    Authors: Samarthya Bhagia, Charles E. Wyman and Rajeev Kumar

    Citation: Biotechnology for Biofuels 2019 12:96

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  7. Content type: Research

    Starch is an inexpensive and renewable raw material for numerous industrial applications. However, most starch-based products are not cost-efficient due to high-energy input needed in traditional enzymatic sta...

    Authors: Wei Fang, Saisai Xue, Pengjun Deng, Xuecheng Zhang, Xiaotang Wang, Yazhong Xiao and Zemin Fang

    Citation: Biotechnology for Biofuels 2019 12:95

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  8. Content type: Research

    4-Hydroxyphenylacetic acid (4HPAA) is an important building block for synthesizing drugs, agrochemicals, biochemicals, etc. 4HPAA is currently produced exclusively via petrochemical processes and the process i...

    Authors: Yu-Ping Shen, Lai San Fong, Zhi-Bo Yan and Jian-Zhong Liu

    Citation: Biotechnology for Biofuels 2019 12:94

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  9. Content type: Research

    Lignocellulosic biomass is an attractive, inexpensive source of potentially fermentable sugars. However, hydrolysis of lignocellulose results in a complex mixture containing microbial inhibitors at variable co...

    Authors: Anita Singh, Stacy R. Bedore, Nilesh K. Sharma, Sarah A. Lee, Mark A. Eiteman and Ellen L. Neidle

    Citation: Biotechnology for Biofuels 2019 12:91

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  10. Content type: Research

    Simultaneous cofermentation of glucose and xylose mixtures would be a cost-effective solution for the conversion of cellulosic biomass to high-value products. However, most yeasts ferment glucose and xylose se...

    Authors: Saet-Byeol Kim, Deok-Ho Kwon, Jae-Bum Park and Suk-Jin Ha

    Citation: Biotechnology for Biofuels 2019 12:90

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  11. Content type: Research

    Cyanobacteria produce hydrocarbons corresponding to diesel fuels by means of aldehyde-deformylating oxygenase (ADO). ADO catalyzes a difficult and unusual reaction in the conversion of aldehydes to hydrocarbon...

    Authors: Hisashi Kudo, Yuuki Hayashi and Munehito Arai

    Citation: Biotechnology for Biofuels 2019 12:89

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  12. Content type: Research

    Butyric fermentation and a substantial loss of dry matter (DM) often occur in alfalfa silage during the rainy season, which is not conducive to subsequent biofuel production. Currently, there have been negativ...

    Authors: Qinhua Liu, Junfeng Li, Jie Zhao, Jingxing Wu and Tao Shao

    Citation: Biotechnology for Biofuels 2019 12:88

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  13. Content type: Research

    Populus (poplar) tree species including hybrid varieties are considered as promising biomass feedstock for biofuels and biochemicals production due to their fast growing, short vegetative cycle, and widely distri...

    Authors: Peiyao Wen, Tian Zhang, Jinye Wang, Zhina Lian and Junhua Zhang

    Citation: Biotechnology for Biofuels 2019 12:87

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  14. Content type: Research

    Lignocellulosic biomass from dedicated energy crops such as Miscanthus spp. is an important tool to combat anthropogenic climate change. However, we still do not exactly understand the sources of cell wall recalc...

    Authors: Ricardo M. F. da Costa, Sivakumar Pattathil, Utku Avci, Ana Winters, Michael G. Hahn and Maurice Bosch

    Citation: Biotechnology for Biofuels 2019 12:85

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  15. Content type: Correction

    Shortly after publication of the original article [1], the authors noticed a few errors which are outlined below.

    Authors: Zhen Wang, Qi Qi, Yuping Lin, Yufeng Guo, Yanfang Liu and Qinhong Wang

    Citation: Biotechnology for Biofuels 2019 12:83

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    The original article was published in Biotechnology for Biofuels 2019 12:59

  16. Content type: Research

    Maize brown midrib (bm) mutants associated with impaired lignin biosynthesis are a potential source for the breed of novel germplasms with improved cell wall digestibility. The spontaneous bm5 mutants had been id...

    Authors: Wangdan Xiong, Zhenying Wu, Yuchen Liu, Yu Li, Kunlong Su, Zetao Bai, Siyi Guo, Zhubing Hu, Zhiming Zhang, Yan Bao, Juan Sun, Guofeng Yang and Chunxiang Fu

    Citation: Biotechnology for Biofuels 2019 12:82

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  17. Content type: Research

    Trichoderma reesei is one of the major producers of enzymes for the conversion of plant biomass to sustainable fuels and chemicals. Crude plant biomass can induce the production of CAZymes in T. reesei, but there...

    Authors: Tiziano Benocci, Maria Victoria Aguilar-Pontes, Roland Sándor Kun, Ronnie J. M. Lubbers, Kathleen Lail, Mei Wang, Anna Lipzen, Vivian Ng, Igor V. Grigoriev, Bernhard Seiboth, Paul Daly and Ronald P. de Vries

    Citation: Biotechnology for Biofuels 2019 12:81

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  18. Content type: Research

    Seasonal variation in microalgae production is a significant challenge to developing cost-competitive algae biofuels. Summer production can be three to five times greater than winter production, which could re...

    Authors: Lynn M. Wendt, Christopher Kinchin, Bradley D. Wahlen, Ryan Davis, Thomas A. Dempster and Henri Gerken

    Citation: Biotechnology for Biofuels 2019 12:80

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  19. Content type: Research

    The CYP152 family member OleTJE from Jeotgalicoccus sp. ATCC 8456 has been well-known to catalyze the unusual one-step decarboxylation of free fatty acids towards the formation of terminal alkenes. Efforts to tun...

    Authors: Yuanyuan Jiang, Zhong Li, Cong Wang, Yongjin J. Zhou, Huifang Xu and Shengying Li

    Citation: Biotechnology for Biofuels 2019 12:79

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  20. Content type: Research

    Marine microalga Nannochloropsis is a promising source for the production of renewable and sustainable biodiesel in replacement of depleting petroleum. Other than biodiesel, Nannochloropsis is a green and potenti...

    Authors: Yongjin He, Xiaofei Wang, Hehong Wei, Jianzhi Zhang, Bilian Chen and Feng Chen

    Citation: Biotechnology for Biofuels 2019 12:78

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  21. Content type: Review

    Filamentous fungi are harnessed as cell factories for the production of a diverse range of organic acids, proteins, and secondary metabolites. Growth and morphology have critical implications for product titre...

    Authors: Timothy C. Cairns, Xiaomei Zheng, Ping Zheng, Jibin Sun and Vera Meyer

    Citation: Biotechnology for Biofuels 2019 12:77

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  22. Content type: Research

    Lignocellulose biomass is known as a recalcitrant material towards enzymatic hydrolysis, increasing the process cost in biorefinery. In nature, filamentous fungi naturally degrade lignocellulose, using an arse...

    Authors: Gabriel Paës, David Navarro, Yves Benoit, Senta Blanquet, Brigitte Chabbert, Bernard Chaussepied, Pedro M. Coutinho, Sylvie Durand, Igor V. Grigoriev, Mireille Haon, Laurent Heux, Charlène Launay, Antoine Margeot, Yoshiharu Nishiyama, Sana Raouche, Marie-Noëlle Rosso…

    Citation: Biotechnology for Biofuels 2019 12:76

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  23. Content type: Research

    As an important biomass raw material, the lignocellulose in bamboo is of significant value in energy conversion. The conversion of bamboo lignocellulose into fermentable reducing sugar, i.e. the degradation of...

    Authors: Chaobing Luo, Yuanqiu Li, Ying Chen, Chun Fu, Xiang Nong and Yaojun Yang

    Citation: Biotechnology for Biofuels 2019 12:75

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  24. Content type: Research

    Cyanobacteria have the potential to become next-generation cell factories due to their ability to use CO2, light and inorganic nutrients to produce a range of biomolecules of commercial interest. Synechococcus el...

    Authors: D. A. Russo, J. A. Z. Zedler, D. N. Wittmann, B. Möllers, R. K. Singh, T. S. Batth, B. van Oort, J. V. Olsen, M. J. Bjerrum and P. E. Jensen

    Citation: Biotechnology for Biofuels 2019 12:74

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  25. Content type: Research

    Butanol is an important biofuel and chemical. The development of butanol-tolerant strains and the identification of functional butanol-tolerant genes is essential for high-yield bio-butanol production due to t...

    Authors: Xueting He, Tingli Xue, Yuanyuan Ma, Junyan Zhang, Zhiquan Wang, Jiefang Hong, Lanfeng Hui, Jianjun Qiao, Hao Song and Minhua Zhang

    Citation: Biotechnology for Biofuels 2019 12:73

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  26. Content type: Research

    Using a microbial fuel cell (MFC), we observed that a complex microbial community decomposed starch and transferred electrons to a graphite felt anode to generate current. In spite of the same reactor configur...

    Authors: Daisuke Sasaki, Kengo Sasaki, Yota Tsuge and Akihiko Kondo

    Citation: Biotechnology for Biofuels 2019 12:72

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  27. Content type: Research

    Microbial electrosynthesis (MES) is a biocathode-driven process, in which electroautotrophic microorganisms can directly uptake electrons or indirectly via H2 from the cathode as energy sources and CO2 as only ca...

    Authors: Shihao Tian, Haoqi Wang, Zhiwei Dong, Yang Yang, Hao Yuan, Qiong Huang, Tian-shun Song and Jingjing Xie

    Citation: Biotechnology for Biofuels 2019 12:71

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  28. Content type: Research

    Gut symbiotic microbiota plays a critical role in nutrient supply, digestion, and absorption. The bamboo snout beetle, Cyrtotrachelus buqueti, a common pest of several bamboo species, exhibits high lignocelluloly...

    Authors: Chaobing Luo, Yuanqiu Li, Ying Chen, Chun Fu, Wencong Long, Ximeng Xiao, Hong Liao and Yaojun Yang

    Citation: Biotechnology for Biofuels 2019 12:70

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  29. Content type: Research

    The utilization of Chlorella for the dual goals of biofuel production and wastewater nutrient removal is highly attractive. Moreover, this technology combined with flue gas (rich in CO2) cleaning is considered to...

    Authors: Weiguo Zhang, Jiangye Li, Zhenhua Zhang, Guangping Fan, Yuchun Ai, Yan Gao and Gang Pan

    Citation: Biotechnology for Biofuels 2019 12:69

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  30. Content type: Research

    Squalene is currently used widely in the food, cosmetics, and medicine industries. It could also replace petroleum as a raw material for fuels. Microbial fermentation processes for squalene production have be...

    Authors: Wen Xu, Jia Yao, Lijun Liu, Xi Ma, Wei Li, Xiaojing Sun and Yang Wang

    Citation: Biotechnology for Biofuels 2019 12:68

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  31. Content type: Research

    The regulation of genes related to lipid metabolism by genetic engineering is an important way to increase the accumulation of lipids in microalgae. DNA binding with one finger (DOF) is a plant-specific transc...

    Authors: Bin Jia, Xinfeng Xie, Min Wu, Zijie Lin, Jianbo Yin, Sulin lou, Ying Huang and Zhangli Hu

    Citation: Biotechnology for Biofuels 2019 12:67

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  32. Content type: Research

    Microalgae are considered as a sustainable feedstock for the production of biofuels and other value-added compounds. In particular, Nannochloropsis spp. stand out from other microalgal species due to their capabi...

    Authors: Mihris Ibnu Saleem Naduthodi, Prarthana Mohanraju, Christian Südfeld, Sarah D’Adamo, Maria J. Barbosa and John van der Oost

    Citation: Biotechnology for Biofuels 2019 12:66

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  33. Content type: Research

    l-Histidine biosynthesis is embedded in an intertwined metabolic network which renders microbial overproduction of this amino acid challenging. This is reflected in the few available examples of histidine produ.....

    Authors: Andreas Schwentner, André Feith, Eugenia Münch, Judith Stiefelmaier, Ira Lauer, Lorenzo Favilli, Christoph Massner, Johannes Öhrlein, Bastian Grund, Andrea Hüser, Ralf Takors and Bastian Blombach

    Citation: Biotechnology for Biofuels 2019 12:65

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  34. Content type: Research

    α-l-Arabinofuranosidase (ARA), a debranching enzyme that can remove arabinose substituents from arabinoxylan and arabinoxylooligomers (AXOS), promotes the hydrolysis of the arabinoxylan fraction of biomass; howev...

    Authors: Donglin Xin, Xiang Chen, Peiyao Wen and Junhua Zhang

    Citation: Biotechnology for Biofuels 2019 12:64

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  35. Content type: Research

    Kluyveromyces marxianus, the known fastest-growing eukaryote on the earth, has remarkable thermotolerance and capacity to utilize various agricultural residues to produce low-cost bioethanol, and hence is industr...

    Authors: Wenjuan Mo, Mengzhu Wang, Rongrong Zhan, Yao Yu, Yungang He and Hong Lu

    Citation: Biotechnology for Biofuels 2019 12:63

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  36. Content type: Research

    Several anaerobic bacteria produce butyric acid, a commodity chemical with use in chemical, pharmaceutical, food and feed industries, using complex media with acetate as a co-product. Butyrate titer of various...

    Authors: Liang Wang, Diane Chauliac, Brelan E. Moritz, Guimin Zhang, Lonnie O. Ingram and K. T. Shanmugam

    Citation: Biotechnology for Biofuels 2019 12:62

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  37. Content type: Research

    Acetate, an economical industrial chemical, which is also the precursor of acetyl-CoA, could serve as an alternative substrate for biomanufacturing. This nontraditional substrate can be widely produced from sy...

    Authors: Qin Xu, Chenxiao Bai, Yiqi Liu, Lili Song, Lin Tian, Yunfeng Yan, Jinfeng Zhou, Xiangshan Zhou, Yuanxing Zhang and Menghao Cai

    Citation: Biotechnology for Biofuels 2019 12:61

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  38. Content type: Research

    Biological routes for utilizing both carbohydrates and lignin are important to reach the ultimate goal of bioconversion of full carbon in biomass into biofuels and biochemicals. Recent biotechnology advances h...

    Authors: Xiaolu Li, Yucai He, Libing Zhang, Zhangyang Xu, Haoxi Ben, Matthew J. Gaffrey, Yongfu Yang, Shihui Yang, Joshua S. Yuan, Wei-Jun Qian and Bin Yang

    Citation: Biotechnology for Biofuels 2019 12:60

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  39. Content type: Research

    High-temperature fermentation is desirable for the industrial production of ethanol, which requires thermotolerant yeast strains. However, yeast thermotolerance is a complicated quantitative trait. The underst...

    Authors: Zhen Wang, Qi Qi, Yuping Lin, Yufeng Guo, Yanfang Liu and Qinhong Wang

    Citation: Biotechnology for Biofuels 2019 12:59

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    The Correction to this article has been published in Biotechnology for Biofuels 2019 12:83

  40. Content type: Review

    Lytic polysaccharide monooxygenases (LPMOs) are abundant in nature and best known for their role in the enzymatic conversion of recalcitrant polysaccharides such as chitin and cellulose. LPMO activity requires...

    Authors: Vincent G. H. Eijsink, Dejan Petrovic, Zarah Forsberg, Sophanit Mekasha, Åsmund K. Røhr, Anikó Várnai, Bastien Bissaro and Gustav Vaaje-Kolstad

    Citation: Biotechnology for Biofuels 2019 12:58

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  41. Content type: Research

    The presence of lignin normally affects enzymatic saccharification of lignocellulose detrimentally. However, positive effects of lignin on enzymatic hydrolysis have been recently reported. Enzyme–lignin intera...

    Authors: Chenhuan Lai, Bo Yang, Zihe Lin, Yuan Jia, Caoxing Huang, Xin Li, Xiangyang Song and Qiang Yong

    Citation: Biotechnology for Biofuels 2019 12:57

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  42. Content type: Research

    Lignin is a potential feedstock for microbial conversion into various chemicals. However, the microbial degradation rate of native or technical lignin is low, and chemical depolymerization is needed to obtain ...

    Authors: Krithika Ravi, Omar Y. Abdelaziz, Matthias Nöbel, Javier García-Hidalgo, Marie F. Gorwa-Grauslund, Christian P. Hulteberg and Gunnar Lidén

    Citation: Biotechnology for Biofuels 2019 12:56

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  43. Content type: Research

    Lignocellulosic biomass is considered as a promising alternative to fossil resources for the production of fuels, materials and chemicals. Efficient enzymatic systems are needed to degrade the plant cell wall ...

    Authors: Camille Filiatrault-Chastel, David Navarro, Mireille Haon, Sacha Grisel, Isabelle Herpoël-Gimbert, Didier Chevret, Mathieu Fanuel, Bernard Henrissat, Senta Heiss-Blanquet, Antoine Margeot and Jean-Guy Berrin

    Citation: Biotechnology for Biofuels 2019 12:55

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  44. Content type: Research

    To overcome the daunting technical and economic barriers of algal biofuels, we evaluated whether seawater can be a viable medium for economically producing filamentous Spirulina subsalsa as feedstock, using monos...

    Authors: Liqun Jiang, Jiongming Sun, Changliang Nie, Yizhen Li, Jackson Jenkins and Haiyan Pei

    Citation: Biotechnology for Biofuels 2019 12:53

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  45. Content type: Research

    Zymomonas mobilis is a model bacterial ethanologen with many systems biology studies reported. Besides lignocellulosic ethanol production, Z. mobilis has been developed as a platform for biochemical production th...

    Authors: Yongfu Yang, Wei Shen, Ju Huang, Runxia Li, Yubei Xiao, Hui Wei, Yat-Chen Chou, Min Zhang, Michael E. Himmel, Shouwen Chen, Li Yi, Lixin Ma and Shihui Yang

    Citation: Biotechnology for Biofuels 2019 12:52

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