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  1. Research

    Comparative characterization of all cellulosomal cellulases from Clostridium thermocellum reveals high diversity in endoglucanase product formation essential for complex activity

    Clostridium thermocellum is a paradigm for efficient cellulose degradation and a promising organism for the production of second generation biofuels. It owes its high degradation rate ...

    Benedikt Leis, Claudia Held, Fabian Bergkemper, Katharina Dennemarck, Robert Steinbauer, Alarich Reiter, Matthias Mechelke, Matthias Moerch, Sigrid Graubner, Wolfgang Liebl, Wolfgang H. Schwarz and Vladimir V. Zverlov

    Biotechnology for Biofuels 2017 10:240

    Published on: 23 October 2017

  2. Research

    Rhodosporidium toruloides: a new platform organism for conversion of lignocellulose into terpene biofuels and bioproducts

    Economical conversion of lignocellulosic biomass into biofuels and bioproducts is central to the establishment of a robust bioeconomy. This requires a conversion host that is able to both efficiently assimilat...

    Junko Yaegashi, James Kirby, Masakazu Ito, Jian Sun, Tanmoy Dutta, Mona Mirsiaghi, Eric R. Sundstrom, Alberto Rodriguez, Edward Baidoo, Deepti Tanjore, Todd Pray, Kenneth Sale, Seema Singh, Jay D. Keasling, Blake A. Simmons, Steven W. Singer…

    Biotechnology for Biofuels 2017 10:241

    Published on: 23 October 2017

  3. Research

    Sustainable carbon sources for microbial organic acid production with filamentous fungi

    The organic acid producer Aspergillus oryzae and Rhizopus delemar are able to convert several alternative carbon sources to malic and fumaric acid. Thus, carbohydrate hydrolysates from lignocellulose separation a...

    Stefan Dörsam, Jana Fesseler, Olga Gorte, Thomas Hahn, Susanne Zibek, Christoph Syldatk and Katrin Ochsenreither

    Biotechnology for Biofuels 2017 10:242

    Published on: 23 October 2017

  4. Research

    Metabolic responses to ethanol and butanol in Chlamydomonas reinhardtii

    Microalgae have been demonstrated to be among the most promising phototrophic species for producing renewable biofuels and chemicals. Ethanol and butanol are clean energy sources with good chemical and physica...

    Yongguang Jiang, Peng Xiao, Qing Shao, Huan Qin, Zhangli Hu, Anping Lei and Jiangxin Wang

    Biotechnology for Biofuels 2017 10:239

    Published on: 17 October 2017

  5. Research

    Replacing process water and nitrogen sources with biogas slurry during cellulosic ethanol production

    Environmental issues, such as the fossil energy crisis, have resulted in increased public attention to use bioethanol as an alternative renewable energy. For ethanol production, water and nutrient consumption ...

    Yang You, Bo Wu, Yi-Wei Yang, Yan-Wei Wang, Song Liu, Qi-Li Zhu, Han Qin, Fu-Rong Tan, Zhi-Yong Ruan, Ke-Dong Ma, Li-Chun Dai, Min Zhang, Guo-Quan Hu and Ming-Xiong He

    Biotechnology for Biofuels 2017 10:236

    Published on: 16 October 2017

  6. Research

    Pulse electromagnetic fields enhance extracellular electron transfer in magnetic bioelectrochemical systems

    Microbial extracellular electron transfer (EET) is essential in driving the microbial interspecies interaction and redox reactions in bioelectrochemical systems (BESs). Magnetite (Fe3O4) and magnetic fields (MFs)...

    Huihui Zhou, Bingfeng Liu, Qisong Wang, Jianmin Sun, Guojun Xie, Nanqi Ren, Zhiyong Jason Ren and Defeng Xing

    Biotechnology for Biofuels 2017 10:238

    Published on: 16 October 2017

  7. Research

    Increased lipid production by heterologous expression of AtWRI1 transcription factor in Nannochloropsis salina

    Genetic engineering of microalgae is necessary to produce economically feasible strains for biofuel production. Current efforts are focused on the manipulation of individual metabolic genes, but the outcomes a...

    Nam Kyu Kang, Eun Kyung Kim, Young Uk Kim, Bongsoo Lee, Won-Joong Jeong, Byeong-ryool Jeong and Yong Keun Chang

    Biotechnology for Biofuels 2017 10:231

    Published on: 10 October 2017

  8. Research

    Cellulase hyper-production by Trichoderma reesei mutant SEU-7 on lactose

    The induction of cellulase production by insoluble carbon source cellulose was a common and efficient strategy, but has some drawbacks, such as difficult fermentation operation, substantial cellulase loss, lon...

    Chengcheng Li, Fengming Lin, Le Zhou, Lei Qin, Bingzhi Li, Zhihua Zhou, Mingjie Jin and Zhan Chen

    Biotechnology for Biofuels 2017 10:228

    Published on: 4 October 2017

  9. Research

    Variation across a wheat genetic diversity panel for saccharification of hydrothermally pretreated straw

    Wheat straw forms an important, reliable source of lignocellulosic biomass for use in second-generation ethanol production. However, there is limited understanding of the variation in quality of straw from cur...

    Samuel R. A. Collins, David R. Wilson, Graham K. Moates, Andrea L. Harper, Ian Bancroft and Keith W. Waldron

    Biotechnology for Biofuels 2017 10:227

    Published on: 2 October 2017

  10. Research

    Co-production of 11α-hydroxyprogesterone and ethanol using recombinant yeast expressing fungal steroid hydroxylases

    Bioethanol production from sustainable sources of biomass that limit effect on food production are needed and in a biorefinery approach co-products are desirable, obtained from both the plant material and from...

    Claire M. Hull, Andrew G. S. Warrilow, Nicola J. Rolley, Claire L. Price, Iain S. Donnison, Diane E. Kelly and Steven L. Kelly

    Biotechnology for Biofuels 2017 10:226

    Published on: 29 September 2017

  11. Research

    Network reconstruction and systems analysis of plant cell wall deconstruction by Neurospora crassa

    Plant biomass degradation by fungal-derived enzymes is rapidly expanding in economic importance as a clean and efficient source for biofuels. The ability to rationally engineer filamentous fungi would facilita...

    Areejit Samal, James P. Craig, Samuel T. Coradetti, J. Philipp Benz, James A. Eddy, Nathan D. Price and N. Louise Glass

    Biotechnology for Biofuels 2017 10:225

    Published on: 21 September 2017

  12. Research

    High-level expression and characterization of a novel cutinase from Malbranchea cinnamomea suitable for butyl butyrate production

    Butyl butyrate has been considered as a promising fuel source because it is a kind of natural ester which can be converted from renewable and sustainable lignocellulosic biomass. Compared with the conventional...

    Xiaojie Duan, Yu Liu, Xin You, Zhengqiang Jiang, Shaoxiang Yang and Shaoqing Yang

    Biotechnology for Biofuels 2017 10:223

    Published on: 19 September 2017

  13. Research

    Removal of glucuronic acid from xylan is a strategy to improve the conversion of plant biomass to sugars for bioenergy

    Plant lignocellulosic biomass can be a source of fermentable sugars for the production of second generation biofuels and biochemicals. The recalcitrance of this plant material is one of the major obstacles in ...

    Jan J. Lyczakowski, Krzysztof B. Wicher, Oliver M. Terrett, Nuno Faria-Blanc, Xiaolan Yu, David Brown, Kristian B. R. M. Krogh, Paul Dupree and Marta Busse-Wicher

    Biotechnology for Biofuels 2017 10:224

    Published on: 19 September 2017

  14. Research

    How does cellulosome composition influence deconstruction of lignocellulosic substrates in Clostridium (Ruminiclostridium) thermocellum DSM 1313?

    Bioethanol production processes involve enzymatic hydrolysis of pretreated lignocellulosic biomass into fermentable sugars. Due to the relatively high cost of enzyme production, the development of potent and c...

    Shahar Yoav, Yoav Barak, Melina Shamshoum, Ilya Borovok, Raphael Lamed, Bareket Dassa, Yitzhak Hadar, Ely Morag and Edward A. Bayer

    Biotechnology for Biofuels 2017 10:222

    Published on: 18 September 2017

  15. Research

    The effects of CO2 and H2 on CO metabolism by pure and mixed microbial cultures

    Syngas fermentation, the bioconversion of CO, CO2, and H2 to biofuels and chemicals, has undergone considerable optimization for industrial applications. Even more, full-scale plants for ethanol production from s...

    Sofia Esquivel-Elizondo, Anca G. Delgado, Bruce E. Rittmann and Rosa Krajmalnik-Brown

    Biotechnology for Biofuels 2017 10:220

    Published on: 16 September 2017

  16. Research

    AtCesA8-driven OsSUS3 expression leads to largely enhanced biomass saccharification and lodging resistance by distinctively altering lignocellulose features in rice

    Biomass recalcitrance and plant lodging are two complex traits that tightly associate with plant cell wall structure and features. Although genetic modification of plant cell walls can potentially reduce recal...

    Chunfen Fan, Shengqiu Feng, Jiangfeng Huang, Yanting Wang, Leiming Wu, Xukai Li, Lingqiang Wang, Yuanyuan Tu, Tao Xia, Jingyang Li, Xiwen Cai and Liangcai Peng

    Biotechnology for Biofuels 2017 10:221

    Published on: 16 September 2017

  17. Research

    Determinants of stakeholders’ attitudes towards biodiesel

    Concern about the inevitable depletion of global energy resources is rising and many countries are shifting their focus to renewable energy. Biodiesel is one promising energy source that has garnered much publ...

    Latifah Amin, Hasrizul Hashim, Zurina Mahadi, Maznah Ibrahim and Khaidzir Ismail

    Biotechnology for Biofuels 2017 10:219

    Published on: 15 September 2017

  18. Research

    A novel and efficient fungal delignification strategy based on versatile peroxidase for lignocellulose bioconversion

    The selective lignin-degrading white-rot fungi are regarded to be the best lignin degraders and have been widely used for reducing the saccharification recalcitrance of lignocellulose. However, the biological ...

    Wen Kong, Xiao Fu, Lei Wang, Ahmad Alhujaily, Jingli Zhang, Fuying Ma, Xiaoyu Zhang and Hongbo Yu

    Biotechnology for Biofuels 2017 10:218

    Published on: 13 September 2017

  19. Research

    Greenhouse gas performance of biochemical biodiesel production from straw: soil organic carbon changes and time-dependent climate impact

    Use of bio-based diesel is increasing in Europe. It is currently produced from oilseed crops, but can also be generated from lignocellulosic biomass such as straw. However, removing straw affects soil organic ...

    Hanna Karlsson, Serina Ahlgren, Mats Sandgren, Volkmar Passoth, Ola Wallberg and Per-Anders Hansson

    Biotechnology for Biofuels 2017 10:217

    Published on: 13 September 2017

  20. Research

    Phenotypic landscape of non-conventional yeast species for different stress tolerance traits desirable in bioethanol fermentation

    Non-conventional yeasts present a huge, yet barely exploited, resource of yeast biodiversity for industrial applications. This presents a great opportunity to explore alternative ethanol-fermenting yeasts that...

    Vaskar Mukherjee, Dorota Radecka, Guido Aerts, Kevin J. Verstrepen, Bart Lievens and Johan M. Thevelein

    Biotechnology for Biofuels 2017 10:216

    Published on: 13 September 2017

  21. Research

    Sustaining fermentation in high-gravity ethanol production by feeding yeast to a temperature-profiled multifeed simultaneous saccharification and co-fermentation of wheat straw

    Considerable progress is being made in ethanol production from lignocellulosic feedstocks by fermentation, but negative effects of inhibitors on fermenting microorganisms are still challenging. Feeding preadap...

    Johan O. Westman, Ruifei Wang, Vera Novy and Carl Johan Franzén

    Biotechnology for Biofuels 2017 10:213

    Published on: 12 September 2017

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