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  1. Content type: Research

    Soybean oil constitutes an important source of vegetable oil and biofuel. However, high temperature and humidity adversely impacts soybean seed development, yield, and quality during plant development and afte...

    Authors: Gaoyang Zhang, Sung-Chul Bahn, Geliang Wang, Yanrui Zhang, Beibei Chen, Yuliang Zhang, Xuemin Wang and Jian Zhao

    Citation: Biotechnology for Biofuels 2019 12:9

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  2. Content type: Research

    Geranylgeranyl reductase (GGR) is a flavin-containing redox enzyme that hydrogenates a variety of unactivated polyprenyl substrates, which are further processed mostly for lipid biosynthesis in archaea or chlo...

    Authors: Corey W. Meadows, Florence Mingardon, Brett M. Garabedian, Edward E. K. Baidoo, Veronica T. Benites, Andria V. Rodrigues, Raya Abourjeily, Angelique Chanal and Taek Soon Lee

    Citation: Biotechnology for Biofuels 2018 11:340

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  3. Content type: Research

    Lignin is a recalcitrant aromatic polymer that is a potential feedstock for renewable fuel and chemical production. Rhodococcus opacus PD630 is a promising strain for the biological upgrading of lignin due to its...

    Authors: William R. Henson, Fong-Fu Hsu, Gautam Dantas, Tae Seok Moon and Marcus Foston

    Citation: Biotechnology for Biofuels 2018 11:339

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  4. Content type: Research

    The efficient depolymerization and utilization of lignin are one of the most important goals for the renewable use of lignocelluloses. The degradation and complete mineralization of lignin by bacteria represen...

    Authors: Daochen Zhu, Haibing Si, Peipei Zhang, Alei Geng, Weimin Zhang, Bin Yang, Wei-Jun Qian, Murillo Gabriel and Jianzhong Sun

    Citation: Biotechnology for Biofuels 2018 11:338

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  5. Content type: Research

    In the kraft-based dissolving pulp production process, pre-hydrolysis liquor (PHL) is produced, which contains hemicelluloses, lignin, furfural and acetic acid. PHL is currently burned in the recovery boiler o...

    Authors: Jiachuan Chen, Jiran Dong, Guihua Yang, Ming He, Feng Xu and Pedram Fatehi

    Citation: Biotechnology for Biofuels 2018 11:337

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  6. Content type: Research

    Ensiling cannot be utilized as a stand-alone pretreatment for sugar-based biorefinery processes but, in combination with hydrothermal processing, it can enhance pretreatment while ensuring a stable long-term s...

    Authors: Morten Ambye-Jensen, Riccardo Balzarotti, Sune Tjalfe Thomsen, César Fonseca and Zsófia Kádár

    Citation: Biotechnology for Biofuels 2018 11:336

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  7. Content type: Research

    Camelina sativa has attracted much interest as alternative renewable resources for biodiesel, other oil-based industrial products and a source for edible oils. Its unique oil attributes attract research to engine...

    Authors: Hesham M. Abdullah, Sudesh Chhikara, Parisa Akbari, Danny J. Schnell, Ashwani Pareek and Om Parkash Dhankher

    Citation: Biotechnology for Biofuels 2018 11:335

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  8. Content type: Research

    High-throughput evaluation of lignocellulosic biomass feedstock quality is the key to the successful commercialization of bioethanol production. Currently, wet chemical methods for the determination of chemica...

    Authors: Meng Li, Siyang He, Jun Wang, Zuxin Liu and Guang Hui Xie

    Citation: Biotechnology for Biofuels 2018 11:334

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  9. Content type: Research

    Botryococcus braunii is known for its high hydrocarbon content, thus making it a strong candidate feedstock for biofuel production. Previous study has revealed that a high cobalt concentration can promote hydroca...

    Authors: Pengfei Cheng, Chengxu Zhou, Yan Wang, Zhihui Xu, Jilin Xu, Dongqing Zhou, Yinghui Zhang, Haizhen Wu, Xuezhi Zhang, Tianzhong Liu, Ming Tang, Qiyong Yang, Xiaojun Yan and Jianhua Fan

    Citation: Biotechnology for Biofuels 2018 11:333

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  10. Content type: Research

    The non-productive adsorption of cellulases onto lignin in biomass is a key issue for the biofuel process economy. It would be helpful to reduce the inhibitory effect of lignin on enzymatic hydrolysis by engin...

    Authors: Zhen Wang, Tianrui Zhang, Liangkun Long and Shaojun Ding

    Citation: Biotechnology for Biofuels 2018 11:332

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  11. Content type: Research

    Camelina (Camelina sativa L.) is a promising oilseed crop that may provide sustainable feedstock for biofuel production. One of the major drawbacks of Camelina is its smaller seeds compared to other major oil cro...

    Authors: GunNam Na, Niranjan Aryal, Abdelhak Fatihi, Jinling Kang and Chaofu Lu

    Citation: Biotechnology for Biofuels 2018 11:330

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  12. Content type: Research

    Sugarcane bagasse (SCB) is one of the most promising lignocellulosic biomasses for use in the production of biofuels. However, bioethanol production from pure SCB fermentation is still limited by its high proc...

    Authors: Meishan Fan, Shuaishuai Zhang, Guangying Ye, Hongdan Zhang and Jun Xie

    Citation: Biotechnology for Biofuels 2018 11:329

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  13. Content type: Research

    The filamentous microalgae Tribonema minus accumulates large amounts of lipids under photoautotrophic condition, while under heterotrophic condition, the lipid content decreased dramatically. Determination of the...

    Authors: Hui Wang, Yan Zhang, Wenjun Zhou, Leksawasdi Noppol and Tianzhong Liu

    Citation: Biotechnology for Biofuels 2018 11:328

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  14. Content type: Correction

    Following publication of the original article [1], the authors reported an error in Fig. 3 and Table 2.

    Authors: Ye Yuan, Rui Zhai, Ying Li, Xiangxue Chen and Mingjie Jin

    Citation: Biotechnology for Biofuels 2018 11:327

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    The original article was published in Biotechnology for Biofuels 2018 11:316

  15. Content type: Research

    Oxygen-evolving photosynthetic microorganisms, collectively termed as microalgae, are gaining attention as alternative fuel sources. The unicellular alga Coccomyxa sp. strain KJ that belongs to the class Trebouxi...

    Authors: Yuya Yoshimitsu, Jun Abe and Shigeaki Harayama

    Citation: Biotechnology for Biofuels 2018 11:326

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  16. Content type: Research

    The lignin peroxidase isozyme H8 from the white-rot fungus Phanerochaete chrysosporium (LiPH8) demonstrates a high redox potential and can efficiently catalyze the oxidation of veratryl alcohol, as well as the de...

    Authors: Le Thanh Mai Pham, Hogyun Seo, Kyung-Jin Kim and Yong Hwan Kim

    Citation: Biotechnology for Biofuels 2018 11:325

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  17. Content type: Research

    Dilute oxalic acid pretreatment has drawn much attention because it could selectively hydrolyse the hemicellulose fraction during lignocellulose pretreatment. However, there are few studies focusing on the rec...

    Authors: Banggui Cheng, Xiao Zhang, Qixuan Lin, Fengxue Xin, Runcang Sun, Xiaohui Wang and Junli Ren

    Citation: Biotechnology for Biofuels 2018 11:324

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  18. Content type: Research

    Fumaric acid is widely used in food and pharmaceutical industries and is recognized as a versatile industrial chemical feedstock. Increasing concerns about energy and environmental problems have resulted in a ...

    Authors: Shuying Gu, Jingen Li, Bingchen Chen, Tao Sun, Qian Liu, Dongguang Xiao and Chaoguang Tian

    Citation: Biotechnology for Biofuels 2018 11:323

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  19. Content type: Research

    The low secretion levels of cellobiohydrolase I (CBHI) in yeasts are one of the key barriers preventing yeast from directly degrading and utilizing lignocellulose. To overcome this obstacle, we have explored t...

    Authors: Qi Xu, Markus Alahuhta, Hui Wei, Eric P. Knoshaug, Wei Wang, John O. Baker, Todd Vander Wall, Michael E. Himmel and Min Zhang

    Citation: Biotechnology for Biofuels 2018 11:322

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  20. Content type: Research

    The greenhouse gas (GHG) mitigation is one of the most important environmental benefits of using bioenergy replacing fossil fuels. Nitrous oxide (N2O) and methane (CH4) are important GHGs and have drawn extra att...

    Authors: Jia Mi, Wei Liu, Xuhong Zhao, Lifang Kang, Cong Lin, Juan Yan and Tao Sang

    Citation: Biotechnology for Biofuels 2018 11:321

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  21. Content type: Research

    The use of inedible lignocellulosic biomasses for biomanufacturing provides important environmental and economic benefits for society. Efficient co-utilization of lignocellulosic biomass-derived sugars, primar...

    Authors: Zhaojuan Zheng, Ting Jiang, Lihua Zou, Shuiping Ouyang, Jie Zhou, Xi Lin, Qin He, Limin Wang, Bo Yu, Haijun Xu and Jia Ouyang

    Citation: Biotechnology for Biofuels 2018 11:320

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  22. Content type: Research

    Effective enzymatic degradation of crystalline polysaccharides requires a synergistic cocktail of hydrolytic enzymes tailored to the wide-ranging degree of substrate crystallinity. To accomplish this type of t...

    Authors: Abhishek A. Kognole and Christina M. Payne

    Citation: Biotechnology for Biofuels 2018 11:319

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  23. Content type: Research

    Metabolic engineering has emerged as a potential strategy for improving microalgal lipid content through targeted changes to lipid metabolic networks. However, the intricate nature of lipogenesis has impeded m...

    Authors: Xiang Wang, Hong-Po Dong, Wei Wei, Srinivasan Balamurugan, Wei-Dong Yang, Jie-Sheng Liu and Hong-Ye Li

    Citation: Biotechnology for Biofuels 2018 11:318

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  24. Content type: Research

    Biological pretreatment is an environmentally safe method for disrupting recalcitrant structures of lignocellulose and thereby improving their hydrolysis efficiency. Expansin and expansin-like proteins act syn...

    Authors: Yuhao Duan, Yuanyuan Ma, Xudong Zhao, Renliang Huang, Rongxin Su, Wei Qi and Zhimin He

    Citation: Biotechnology for Biofuels 2018 11:317

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  25. Content type: Research

    Although various pre-treatment methods have been developed to disrupt the structure of lignocellulosic biomass, high dosage of cellulases is still required to hydrolyze lignocellulose to fermentable sugars. En...

    Authors: Ye Yuan, Rui Zhai, Ying Li, Xiangxue Chen and Mingjie Jin

    Citation: Biotechnology for Biofuels 2018 11:316

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    The Correction to this article has been published in Biotechnology for Biofuels 2018 11:327

  26. Content type: Research

    Biofilms are cell communities wherein cells are embedded in a self-produced extracellular polymeric substances (EPS). The biofilm of Clostridium acetobutylicum confers the cells superior phenotypes and has been e...

    Authors: Dong Liu, Zhengjiao Yang, Yong Chen, Wei Zhuang, Huanqing Niu, Jinglan Wu and Hanjie Ying

    Citation: Biotechnology for Biofuels 2018 11:315

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  27. Content type: Retraction Note

    The authors have retracted this article [1] because due to a mistake in the laboratory, SEC analyses of some of the lignin samples used had already been published as part of another article [2]. The data in th...

    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 2018 11:313

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    The original article was published in Biotechnology for Biofuels 2018 11:240

  28. Content type: Research

    In photosynthetic oleaginous microalgae, acyl-CoA molecules are used as substrates for the biosynthesis of membrane glycerolipids, triacylglycerol (TAG) and other acylated molecules. Acyl-CoA can also be direc...

    Authors: Xiahui Hao, Ling Luo, Juliette Jouhet, Fabrice Rébeillé, Eric Maréchal, Hanhua Hu, Yufang Pan, Xiaoming Tan, Zhuo Chen, Lingjie You, Hong Chen, Fang Wei and Yangmin Gong

    Citation: Biotechnology for Biofuels 2018 11:312

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  29. Content type: Research

    Acetylated galactoglucomannan (AcGGM) is a complex hemicellulose found in softwoods such as Norway spruce (Picea abies). AcGGM has a large potential as a biorefinery feedstock and source of oligosaccharides for h...

    Authors: Leszek Michalak, Svein Halvor Knutsen, Ida Aarum and Bjørge Westereng

    Citation: Biotechnology for Biofuels 2018 11:311

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  30. Content type: Research

    As a sustainable industrial process, the production of dicarboxylic acids (DCAs), used as precursors of polyamides, polyesters, perfumes, plasticizers, lubricants, and adhesives, from vegetable oil has continu...

    Authors: Heeseok Lee, Changpyo Han, Hyeok-Won Lee, Gyuyeon Park, Wooyoung Jeon, Jungoh Ahn and Hongweon Lee

    Citation: Biotechnology for Biofuels 2018 11:310

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  31. Content type: Research

    The recalcitrant structure of lignocellulosic biomass made it challenging for their bioconversion into biofuels and biochemicals. Pretreatment was required to deconstruct the intact structure by the removal of...

    Authors: Hongdan Zhang, Weiqi Wei, Jiajie Zhang, Shihang Huang and Jun Xie

    Citation: Biotechnology for Biofuels 2018 11:309

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  32. Content type: Research

    Due to scarcity of fossil fuel, the importance of alternative energy sources is ever increasing. The oleaginous microalgae have demonstrated their potential as an alternative source of energy, but have not ach...

    Authors: Chitralekha Nag Dasgupta, Sanjeeva Nayaka, Kiran Toppo, Atul Kumar Singh, Uday Deshpande and Amitabikram Mohapatra

    Citation: Biotechnology for Biofuels 2018 11:308

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  33. Content type: Research

    The biological production of 2,3-butanediol from xylose-rich raw materials from Klebsiella pneumoniae is a low-cost process. RpoD, an encoding gene of the sigma factor, is the key element in global transcription ...

    Authors: Xue-Wu Guo, Yu Zhang, Lu-Lu Li, Xiang-Yu Guan, Jian Guo, De-Guang Wu, Ye-Fu Chen and Dong-Guang Xiao

    Citation: Biotechnology for Biofuels 2018 11:307

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  34. Content type: Research

    Poly-γ-glutamic acid (γ-PGA) is a natural polymer with great potential applications in areas of agriculture, industry, and pharmaceutical. The biodiesel-derived glycerol can be used as an attractive feedstock ...

    Authors: Yangyang Zhan, Bojie Sheng, Huan Wang, Jiao Shi, Dongbo Cai, Li Yi, Shihui Yang, Zhiyou Wen, Xin Ma and Shouwen Chen

    Citation: Biotechnology for Biofuels 2018 11:306

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  35. Content type: Research

    2-Phenylethanol (2-PE) is a higher aromatic alcohol that is widely used in the perfumery, cosmetics, and food industries and is also a potentially valuable next-generation biofuel. In our previous study, a new...

    Authors: Changqing Liu, Kai Zhang, Wenyan Cao, Ge Zhang, Guoqiang Chen, Haiyan Yang, Qian Wang, Haobao Liu, Mo Xian and Haibo Zhang

    Citation: Biotechnology for Biofuels 2018 11:305

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  36. Content type: Research

    Lignin is a promising source of building blocks for upgrading to valuable aromatic chemicals and materials. Endocarp biomass represents a non-edible crop residue in an existing agricultural setting which canno...

    Authors: Wenqi Li, Kirtley Amos, Mi Li, Yunqiao Pu, Seth Debolt, Arthur J. Ragauskas and Jian Shi

    Citation: Biotechnology for Biofuels 2018 11:304

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  37. Content type: Research

    The ability to use organic solvents in enzyme reactions offers a number of industrially useful advantages. However, most enzymes are almost completely inactive in the presence of organic solvents. Thus, organi...

    Authors: Hyo-Jung Lee, Yong-Suk Lee and Yong-Lark Choi

    Citation: Biotechnology for Biofuels 2018 11:303

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  38. Content type: Research

    The white rot fungus Irpex lacteus exhibits a great potential in biopretreatment of lignocellulose as well as in biodegradation of xenobiotic compounds by extracellular ligninolytic enzymes. Among these enzymes, ...

    Authors: Xing Qin, Huiying Luo, Xiaoyu Zhang, Bin Yao, Fuying Ma and Xiaoyun Su

    Citation: Biotechnology for Biofuels 2018 11:302

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  39. Content type: Research

    Methanogenic archaea are of importance to the global C-cycle and to biological methane (CH4) production through anaerobic digestion and pure culture. Here, the individual and combined effects of copper (Cu), zinc...

    Authors: Annalisa Abdel Azim, Simon K.-M. R. Rittmann, Debora Fino and Günther Bochmann

    Citation: Biotechnology for Biofuels 2018 11:301

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  40. Content type: Research

    Bacterial insertion sequences (ISs) are ubiquitous mobile genetic elements that play important roles in genome plasticity, cell adaptability, and function evolution. ISs of various families and subgroups conta...

    Authors: Ya-Jun Liu, Kuan Qi, Jie Zhang, Chao Chen, Qiu Cui and Yingang Feng

    Citation: Biotechnology for Biofuels 2018 11:300

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  41. Content type: Research

    The release of refined soybean oil wastewater (RSOW) with a high chemical oxygen demand (COD) and oil content burdens the environment. The conversion of RSOW into lipids by oleaginous yeasts may be a good way ...

    Authors: Dayu Yu, Xiaoning Wang, Xue Fan, Huimin Ren, Shuang Hu, Lei Wang, Yunfen Shi, Na Liu and Nan Qiao

    Citation: Biotechnology for Biofuels 2018 11:299

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  42. Content type: Research

    Rice not only produces grains for human beings, but also provides large amounts of lignocellulose residues, which recently highlighted as feedstock for biofuel production. Genetic modification of plant cell wa...

    Authors: Fengcheng Li, Sitong Liu, Hai Xu and Quan Xu

    Citation: Biotechnology for Biofuels 2018 11:298

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  43. Content type: Research

    Lytic polysaccharide monooxygenases (LPMOs) are copper-dependent enzymes that oxidatively cleave recalcitrant lignocellulose in the presence of oxygen or hydrogen peroxide as co-substrate and a reducing agent ...

    Authors: Madhu Nair Muraleedharan, Dimitrios Zouraris, Antonis Karantonis, Evangelos Topakas, Mats Sandgren, Ulrika Rova, Paul Christakopoulos and Anthi Karnaouri

    Citation: Biotechnology for Biofuels 2018 11:296

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  44. Content type: Research

    Cellulose is the most abundant biological polymer on earth, making it an attractive substrate for the production of next-generation biofuels and commodity chemicals. However, the economics of cellulose utiliza...

    Authors: Anthony P. Neumann, Paul J. Weimer and Garret Suen

    Citation: Biotechnology for Biofuels 2018 11:295

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  45. Content type: Research

    Plant biomass is an abundant but underused feedstock for bioenergy production due to its complex and variable composition, which resists breakdown into fermentable sugars. These feedstocks, however, are routin...

    Authors: Casey A. Hooker, Ethan T. Hillman, Jonathan C. Overton, Adrian Ortiz-Velez, Makayla Schacht, Abigail Hunnicutt, Nathan S. Mosier and Kevin V. Solomon

    Citation: Biotechnology for Biofuels 2018 11:293

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  46. Content type: Research

    The bamboo weevil Cyrtotrachelus buqueti, which is considered a pest species, damages bamboo shoots via its piercing–sucking mode of feeding. C. buqueti is well known for its ability to transform bamboo shoot bio...

    Authors: Chaobing Luo, Yuanqiu Li, Hong Liao and Yaojun Yang

    Citation: Biotechnology for Biofuels 2018 11:292

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