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Page 18 of 21

  1. Content type: Original article

    We report the complete nucleotide sequence of plasmid pMR68, isolated from Pseudomonas strain K-62, two plasmids contribute to broad-spectrum mercury resistance and that the mer operon from one of them (pMR26) ha...

    Authors: Yuka Sone, Yusuke Mochizuki, Keita Koizawa, Ryosuke Nakamura, Hidemitsu Pan-Hou, Tomoo Itoh and Masako Kiyono

    Citation: AMB Express 2013 3:41

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  2. Content type: Original article

    A genetically engineered strain of Pichia pastoris expressing S-adenosylmethionine synthetase gene from Saccharomyces cerevisiae under the control of AOX 1 promoter was developed. Induction of recombinant strain ...

    Authors: Venu Kamarthapu, Srinivas Ragampeta, Khareedu Venkateswara Rao and Vudem Dashavantha Reddy

    Citation: AMB Express 2013 3:40

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  3. Content type: Original article

    Recombinant protein production in prokaryotic and eukaryotic organisms was a key enabling technology for the rapid development of industrial and molecular biotechnology. However, despite all progress the impro...

    Authors: Felix Jakob, Christian Lehmann, Ronny Martinez and Ulrich Schwaneberg

    Citation: AMB Express 2013 3:39

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  4. Content type: Original article

    The refinement of biodiesel or renewable diesel from bacterial lipids has a great potential to make a contribution for energy production in the future. This study provides new data concerning suitable nutrient...

    Authors: Helge Jans Janßen, Mohammad H A Ibrahim, Daniel Bröker and Alexander Steinbüchel

    Citation: AMB Express 2013 3:38

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  5. Content type: Original article

    Propionibacterium acnes and Staphylococcus aureus are cutaneous pathogens that have become increasingly resistant to antibiotics. We sought to determine if chitosan, a polymer of deacetylated chitin, could be us...

    Authors: Jackson Champer, Julie Patel, Nathalie Fernando, Elaheh Salehi, Victoria Wong and Jenny Kim

    Citation: AMB Express 2013 3:37

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  6. Content type: Original article

    It is common practice to freeze dry probiotic bacteria to improve their shelf life. However, the freeze drying process itself can be detrimental to their viability. The viability of probiotics could be maintai...

    Authors: Aditya R Bhat, Victor U Irorere, Terry Bartlett, David Hill, Gopal Kedia, Mark R Morris, Dimitris Charalampopoulos and Iza Radecka

    Citation: AMB Express 2013 3:36

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  7. Content type: Original article

    The present study aims to investigate coelomocytes, immune mediators cells in the echinoderm Holothuria tubulosa, as an unusual source of antimicrobial and antibiofilm agents. The activity of the 5kDa peptide fra...

    Authors: Domenico Schillaci, Maria Grazia Cusimano, Vincenzo Cunsolo, Rosaria Saletti, Debora Russo, Mirella Vazzana, Maria Vitale and Vincenzo Arizza

    Citation: AMB Express 2013 3:35

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  8. Content type: Original article

    Efficient degradation of cellulosic biomass requires the synergistic action of the cellulolytic enzymes endoglucanase, cellobiohydrolase, and β-glucosidase. Although there are many reports describing consolida...

    Authors: Ryosuke Yamada, Yuki Nakatani, Chiaki Ogino and Akihiko Kondo

    Citation: AMB Express 2013 3:34

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  9. Content type: Original article

    The presence of several putative Baeyer-Villiger Monooxygenases (BVMOs) encoding genes in Aspergillus fumigatus Af293 was demonstrated for the first time. One of the identified BVMO-encoding genes was cloned and ...

    Authors: Maria Laura Mascotti, Maximiliano Juri Ayub, Hanna Dudek, Marcela Kurina Sanz and Marco W Fraaije

    Citation: AMB Express 2013 3:33

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    The Erratum to this article has been published in AMB Express 2014 4:62

  10. Content type: Original article

    A psychrotrophic marine strain of the ascomycetous yeast Yarrowia lipolytica (NCYC 789) synthesized silver nanoparticles (AgNPs) in a cell-associated manner. These nanostructures were characterized by UV-Visible ...

    Authors: Mugdha Apte, Devashree Sambre, Shital Gaikawad, Swanand Joshi, Ashok Bankar, Ameeta Ravi Kumar and Smita Zinjarde

    Citation: AMB Express 2013 3:32

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  11. Content type: Original article

    Saccharomyces cerevisiae cells were immobilized in calcium alginate and chitosan-covered calcium alginate beads and studied in the fermentation of glucose and sucrose for ethanol production. The batch fermentati...

    Authors: Juliana C Duarte, J Augusto R Rodrigues, Paulo J S Moran, Gustavo P Valença and José R Nunhez

    Citation: AMB Express 2013 3:31

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  12. Content type: Original article

    Organohalide-respiring Desulfitobacterium strains are believed to play an important role in the bioremediation and natural attenuation of chlorinated aliphatic and aromatic hydrocarbons. However, several studies ...

    Authors: Taiki Futagami, Yuko Fukaki, Hidehiko Fujihara, Kaoru Takegawa, Masatoshi Goto and Kensuke Furukawa

    Citation: AMB Express 2013 3:30

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  13. Content type: Original article

    The potential of Lactobacillus johnsonii NCC 533 to metabolize chlorogenic acids from green coffee extract was investigated. Two enzymes, an esterase and a hydroxycinnamate decarboxylase (HCD), were involved in t...

    Authors: Rachid Bel-Rhlid, Dinesh Thapa, Karin Kraehenbuehl, Carl Erik Hansen and Lutz Fischer

    Citation: AMB Express 2013 3:28

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  14. Content type: Original article

    Current problems of filamentous fungi fermentations and their further successful developments as microbial cell factories are dependent on control fungal morphology. In this connection, this work explored new ...

    Authors: Verónica Leticia Colin, Mario Domingo Baigorí and Licia María Pera

    Citation: AMB Express 2013 3:27

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  15. Content type: Original article

    Long chain polyunsaturated fatty acids (LC-PUFAs) such as eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA) are considered essential omega-3 fatty acids in human nutrition. In marine microalgae EPA an...

    Authors: Peter Boelen, Roechama van Dijk, Jaap S Sinninghe Damsté, W Irene C Rijpstra and Anita GJ Buma

    Citation: AMB Express 2013 3:26

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  16. Content type: Original article

    In the last few years, synthesis of carrier-free immobilized biocatalysts by cross-linking of enzyme aggregates has appeared as a promising technique. Cross-linked enzyme aggregates (CLEAs) present several int...

    Authors: María del Pilar Guauque Torres, María Laura Foresti and María Luján Ferreira

    Citation: AMB Express 2013 3:25

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  17. Content type: Original article

    Streptomyces griseus DSM 2608 produces bafilomycin, an antifungal plecomacrolide antibiotic. We cloned and sequenced an 87.4-kb region, including a polyketide synthase (PKS) region, methoxymalonate genes, flaven...

    Authors: Jae Yoon Hwang, Hyo Sun Kim, Soo Hee Kim, Hye Ryeung Oh and Doo Hyun Nam

    Citation: AMB Express 2013 3:24

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  18. Content type: Original article

    Debaryomyces nepalensis, osmotolerant yeast isolated from rotten apple, is known to utilize both hexoses and pentoses and produce industrially important metabolites like ethanol, xylitol and arabitol. In the pre...

    Authors: Himabindu Kumdam, Shweta Narayana Murthy and Sathyanarayana N Gummadi

    Citation: AMB Express 2013 3:23

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  19. Content type: Original article

    Agricultural sustainability may represent the greatest encumbrance to increasing food production. On the other hand, as a component of sustainability, replacement of chemical fertilizers by bio-fertilizers has...

    Authors: Bettina Berquó Marks, Manuel Megías, Marco Antonio Nogueira and Mariangela Hungria

    Citation: AMB Express 2013 3:21

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  20. Content type: Original article

    To enhance the value-added use of methanol-containing raw glycerol derived from biodiesel fuel production, the effect of methanol supplementation on glyceric acid (GA) production by Gluconobacter spp. was investi...

    Authors: Shun Sato, Naoki Morita, Dai Kitamoto, Toshiharu Yakushi, Kazunobu Matsushita and Hiroshi Habe

    Citation: AMB Express 2013 3:20

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  21. Content type: Original article

    A fungal strain, Penicillium purpurogenum IAM 15392, produced the azaphilone Monascus pigment homolog when cultured in a medium composed of soluble starch, ammonium nitrate, yeast extract, and citrate buffer, pH ...

    Authors: Teppei Arai, Kasumi Koganei, Sara Umemura, Ryo Kojima, Jun Kato, Takafumi Kasumi and Jun Ogihara

    Citation: AMB Express 2013 3:19

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  22. Content type: Original article

    A cylindrical bioelectrochemical reactor (BER) containing carbon fiber textiles (CFT; BER + CFT) has characteristics of bioelectrochemical and packed-bed systems. In this study, utility of a cylindrical BER + ...

    Authors: Daisuke Sasaki, Kengo Sasaki, Atsushi Watanabe, Masahiko Morita, Yasuo Igarashi and Naoya Ohmura

    Citation: AMB Express 2013 3:17

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  23. Content type: Original article

    This report provides for the first time a novel environment friendly extracellular synthesis of stable silver nano-bioconjugates (SNBCs) at room temperature at pH 5.0 using Penicillium citrinum MTCC 9999 biomass....

    Authors: Achintya Mohan Goswami, Tuhin Subhra Sarkar and Sanjay Ghosh

    Citation: AMB Express 2013 3:16

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  24. Content type: Original article

    After steam pretreatment of lignocellulosic substrates the fermentation of the biomass derived sugars to ethanol is typically problematic because of both the generally low sugar concentrations that can be supp...

    Authors: Nuwan Sella Kapu, Maya Piddocke and Jack (John) N Saddler

    Citation: AMB Express 2013 3:15

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  25. Content type: Original article

    Peroxidases are oxidoreductase enzymes produced by most organisms. In this study, a peroxidase was purified from Hevea brasiliensis cell suspension by using anion exchange chromatography (DEAE-Sepharose), affinit...

    Authors: Thitikorn Chanwun, Nisaporn Muhamad, Nion Chirapongsatonkul and Nunta Churngchow

    Citation: AMB Express 2013 3:14

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  26. Content type: Original article

    A library of synthetic promoters of various strengths, specifically constructed for Streptomyces species, was cloned in the promoter-probe plasmid pIJ487, upstream of the promoter-less aphII gene that confers res...

    Authors: Nicolas Seghezzi, Marie-Joelle Virolle and Patrick Amar

    Citation: AMB Express 2013 3:13

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  27. Content type: Original article

    The aim of this research is to optimize the cultural conditions for the conversion of glycerol to ethanol by Enterobacter aerogenes S012. Taguchi method was used to screen the cultural conditions based on their s...

    Authors: Raymond E S Nwachukwu, Abolghasem Shahbazi, Lijun Wang, Mulumebet Worku, Salam Ibrahim and Keith Schimmel

    Citation: AMB Express 2013 3:12

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  28. Content type: Original article

    Silk-elastin-like polymers (SELPs) are protein-based polymers composed of repetitive amino acid sequence motifs found in silk fibroin (GAGAGS) and mammalian elastin (VPGVG). These polymers are of much interest...

    Authors: Raul Machado, João Azevedo-Silva, Cristina Correia, Tony Collins, Francisco Javier Arias, Jose Carlos Rodríguez-Cabello and Margarida Casal

    Citation: AMB Express 2013 3:11

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  29. Content type: Original article

    The extensive diversity of microalgae provides an opportunity to undertake bioprospecting for species possessing features suited to commercial scale cultivation. The outdoor cultivation of microalgae is subjec...

    Authors: Holly D Smith-Bädorf, Christopher J Chuck, Kirsty R Mokebo, Heather MacDonald, Matthew G Davidson and Rod J Scott

    Citation: AMB Express 2013 3:9

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  30. Content type: Original article

    2,5-diketo-D-gluconic acid reductase (2,5-DKG reductase) catalyses the reduction of 2,5-diketo-D-gluconic acid (2,5-DKG) to 2-keto-L-gulonic acid (2-KLG), a direct precursor (lactone) of L-ascorbic acid (vitam...

    Authors: Vanja Kaswurm, Tien-Thanh Nguyen, Thomas Maischberger, Klaus D Kulbe and Herbert Michlmayr

    Citation: AMB Express 2013 3:7

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  31. Content type: Original article

    The repressor protein PhaR, which is a component of poly[(R)-3-hydroxybutyrate] granules, functions as a repressor of the gene expression of the phasin PhaP and of PhaR itself. We used a quartz crystal microbalan...

    Authors: Miwa Yamada, Shuntaro Takahashi, Yoshio Okahata, Yoshiharu Doi and Keiji Numata

    Citation: AMB Express 2013 3:6

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  32. Content type: Original article

    Auxotrophic mutants of Aspergillus can be isolated in the presence of counter-selective compounds, but the process is laborious. We developed a method to enable reversible impairment of the ku80 gene (Aaku80) in ...

    Authors: Shuji Tani, Atsushi Tsuji, Emi Kunitake, Jun-ichi Sumitani and Takashi Kawaguchi

    Citation: AMB Express 2013 3:4

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  33. Content type: Original article

    pH control has been essential for butanol production with Clostridium acetobutylicum. However, it is not very clear at what pH level the acid crash will occur, at what pH level butanol production will be dominant...

    Authors: Xuepeng Yang, Maobing Tu, Rui Xie, Sushil Adhikari and Zhaohui Tong

    Citation: AMB Express 2013 3:3

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  34. Content type: Original article

    A bacterial strain producing two antimicrobial peptides was isolated from a rhizosphere soil sample and identified as Bacillus subtilis based on both phenotypic and 16S rRNA gene sequence phylogenetic analysis. I...

    Authors: Piyush Baindara, Santi M Mandal, Niharika Chawla, Pradip Kumar Singh, Anil Kumar Pinnaka and Suresh Korpole

    Citation: AMB Express 2013 3:2

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  35. Content type: Original article

    Real-time PCR (qPCR) is a widely used technique in analysing environmental and clinical microbiological samples. However, its main limitation was its inability to discriminate between live and dead cells.

    Authors: Gerard Àlvarez, Marta González, Sergio Isabal, Vanessa Blanc and Rubén León

    Citation: AMB Express 2013 3:1

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  36. Content type: Original article

    Spent Sulfite Liquor (SSL) from wood pulping facilities is a sugar rich effluent that can be used as feedstock for ethanol production. However, depending on the pulping process conditions, the release of monos...

    Authors: Violeta Sànchez i Nogué, Maurizio Bettiga and Marie F Gorwa-Grauslund

    Citation: AMB Express 2012 2:68

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  37. Content type: Original article

    Bacterial resistance against antibiotic treatment has become a major threat to public health. Antimicrobial peptides (AMPs) have emerged as promising alternative agents for treatment of infectious diseases. Th...

    Authors: Camilla Björn, Joakim Håkansson, Emma Myhrman, Veronika Sjöstrand, Tor Haug, Kerstin Lindgren, Hans-Matti Blencke, Klara Stensvåg and Margit Mahlapuu

    Citation: AMB Express 2012 2:67

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  38. Content type: Original article

    Intake of dietary fibres may reduce the prevalence of physiological risk factors of the metabolic syndrome, such as high plasma lipid levels and low-grade inflammatory state. Dietary fibres are usually of plan...

    Authors: Cecilia Lindström, Olle Holst, Lars Nilsson, Rickard Öste and Kristina E Andersson

    Citation: AMB Express 2012 2:66

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  39. Content type: Original article

    In this work we performed assays for the genetic improvement of the oleaginous yeast Lipomyces starkeyi DSM 70296 focusing on its utilization for lipid biosynthesis from renewable sources. The genetic optimizatio...

    Authors: Eulalia Tapia V, Andréia Anschau, Alessandro LV Coradini, Telma T Franco and Ana Carolina Deckmann

    Citation: AMB Express 2012 2:64

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  40. Content type: Original article

    The G-protein-coupled receptor (GPCR) superfamily, which includes somatostatin receptors (SSTRs), is one of the most important drug targets in the pharmaceutical industry. The yeast Saccharomyces cerevisiae is an...

    Authors: Keisuke Hara, Tomohiro Shigemori, Kouichi Kuroda and Mitsuyoshi Ueda

    Citation: AMB Express 2012 2:63

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  41. Content type: Original article

    In this study manganese peroxidase (MnP) enzymes from selected white-rot fungi were isolated and compared for potential future recombinant production. White-rot fungi were cultivated in small-scale in liquid m...

    Authors: Juho Järvinen, Sanna Taskila, Ritva Isomäki and Heikki Ojamo

    Citation: AMB Express 2012 2:62

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  42. Content type: Original article

    The goal of this study was to investigate the feasibility of bacterial cellulose (BC) scaffold to support osteoblast growth and bone formation. BC was produced by culturing Acetobacter xylinum supplemented with h...

    Authors: Neftaha Tazi, Ze Zhang, Younès Messaddeq, Luciana Almeida-Lopes, Lisinéia M Zanardi, Dennis Levinson and Mahmoud Rouabhia

    Citation: AMB Express 2012 2:61

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