Novel extracellular medium-chain-length polyhydroxyalkanoate depolymerase from Streptomyces exfoliatus K10 DSMZ 41693: a promising biocatalyst for the efficient degradation of natural and functionalized mcl-PHAs.

abstract：:Vaccination has been regarded as the most effective way to reduce death and morbidity caused by infectious diseases in the livestock industry. In this study, plasma activated water (PAW) was introduced to prepare the inactivated Newcastle disease vaccine. Humoral immune response was tested by hemagglutination inhibiti...

journal_title：Applied microbiology and biotechnology

authors： Hongzhuan Z,Ying T,Xia S,Jinsong G,Zhenhua Z,Beiyu J,Yanyan C,Lulu L,Jue Z,Bing Y,Jing F

更新日期：2020-01-01 00:00:00

abstract：:In order to produce sophorolipids from whey, thereby lowering the lactose content and biological oxygen demand, a two-step batch cultivation process was developed including medium sterilization by filtration. In the first step, whey was sterilized by a combination of crossflow and sterile filtration. Because the sopho...

journal_title：Applied microbiology and biotechnology

authors： Daniel HJ,Otto RT,Binder M,Reuss M,Syldatk C

更新日期：1999-01-01 00:00:00

abstract：:Lethal effects of pulsed electric fields (PEF) on suspensions of various bacteria, yeast, and spores in buffer solutions and liquid foodstuffs were examined. Living-cell counts of vegetative cell types were reduced by PEF treatment by up to more than four orders of magnitude (> 99.99%). On the other hand, endo- and as...

journal_title：Applied microbiology and biotechnology

authors： Grahl T,Märkl H

更新日期：1996-03-01 00:00:00

abstract：:Since the first report on a laccase, there has been a notable development in the interest towards this class of enzymes, highlighted from the number of scientific papers and patents about them. At the same time, interest in exploiting laccases-mainly high redox potential-for various functions has been growing exponent...

journal_title：Applied microbiology and biotechnology

authors： Macellaro G,Baratto MC,Piscitelli A,Pezzella C,Fabrizi de Biani F,Palmese A,Piumi F,Record E,Basosi R,Sannia G

更新日期：2014-06-01 00:00:00

abstract：:A novel biosuperabsorbent protein hydrogel was prepared from protein-rich alcoholic-alkali soluble parts of zygomycete Rhizomucor pusillus biomass. The fungal protein content was 46.8%, and the lipid content was 13.1%. Extraction of protein from this microorganism through the method applied prevents protein decomposit...

journal_title：Applied microbiology and biotechnology

authors： Majdejabbari S,Barghi H,Taherzadeh MJ

更新日期：2011-12-01 00:00:00

abstract：:The causes of Bacillus spore resistance remain unclear. Many structures including a highly compact envelope, low hydration of the protoplast, high concentrations of Ca-chelated dipicolinic acid, and the presence of small acid-soluble spore proteins seem to contribute to resistance. To evaluate the role of internal pro...

journal_title：Applied microbiology and biotechnology

authors： Nguyen Thi Minh H,Guyot S,Perrier-Cornet JM,Gervais P

更新日期：2008-08-01 00:00:00

abstract：:Four potential dehydrogenases identified through literature and bioinformatic searches were tested for L-arabonate production from L-arabinose in the yeast Saccharomyces cerevisiae. The most efficient enzyme, annotated as a D-galactose 1-dehydrogenase from the pea root nodule bacterium Rhizobium leguminosarum bv. trif...

journal_title：Applied microbiology and biotechnology

authors： Aro-Kärkkäinen N,Toivari M,Maaheimo H,Ylilauri M,Pentikäinen OT,Andberg M,Oja M,Penttilä M,Wiebe MG,Ruohonen L,Koivula A

更新日期：2014-12-01 00:00:00

abstract：:The Escherichia coli (E. coli) expression system has been widely used to produce recombinant proteins. However, in some heterologous expressions, there are still difficulties in large-scale production. The use of fusion partners is one of the strategies for improving the expression levels of proteins in E. coli host. ...

journal_title：Applied microbiology and biotechnology

authors： Nguyen TKM,Ki MR,Son RG,Pack SP

更新日期：2019-03-01 00:00:00

abstract：:During the process of producing cassava starch from Manihot esculenta roots, large amounts of cyanoglycosides were released, which rapidly decayed to CN- following enzymatic hydrolysis. Depending on the varying cyanoglycoside content of the cassava varieties, the cyanide concentration in the wastewater was as high as ...

journal_title：Applied microbiology and biotechnology

authors： Siller H,Winter J

更新日期：1998-02-01 00:00:00

abstract：:Several recent reports described an apoptosis-like programmed cell death (PCD) process in yeast in response to different environmental challenges. In this study, hyperosmotic stress caused by high NaCl concentration in culture medium induced cell death in the haploid yeast Torulopsis glabrata. Propidium iodide (PI) an...

journal_title：Applied microbiology and biotechnology

authors： Yu X,Wang H,Liu L

更新日期：2014-04-01 00:00:00

abstract：:5-Hydroxytryptophan (5-HTP) is the precursor of the neurotransmitter serotonin and has been used for the treatment of various diseases such as depression, insomnia, chronic headaches, and binge eating associated obesity. The production of 5-HTP had been achieved in our previous report, by the development of a recombin...

journal_title：Applied microbiology and biotechnology

authors： Xu D,Fang M,Wang H,Huang L,Xu Q,Xu Z

更新日期：2020-03-01 00:00:00

abstract：:Mating tests, internal transcribed spacer (ITS) sequence analysis, intergenic spacer 1-restriction fragment length polymorphism (IGS1-RFLP), IGS1 sequence analysis, and IGS2-RFLP analysis were carried out on isolates of 17 morphologically different Pleurotus mushrooms collected on Ferula sinkiangensis. The isolates we...

journal_title：Applied microbiology and biotechnology

authors： Zhang JX,Huang CY,Ng TB,Wang HX

更新日期：2006-07-01 00:00:00

abstract：:Riemerella anatipestifer infection causes high mortality for ducks which results in major economic losses in the duck industry. In this study, we identified a mutant strain RA-M1 by Tn4351 transposon mutagenesis, in which the M949_1603 gene encoding glycosyl transferase was inactivated. PCR analysis revealed that M949...

journal_title：Applied microbiology and biotechnology

authors： Zou J,Wang X,Ding C,Tian M,Han X,Wang S,Yu S

更新日期：2015-12-01 00:00:00

abstract：:Eleutherosides, the phenylpropanoid and lignan glycosides, are the active ingredients accumulated in the roots and stems of Eleutherococcus species and in Eleutherococcus senticosus in particular. Syringin (=eleutheroside B) and (-) syringaresinol-di-O-β-D-glucoside (=eleutheroside E) appear as the most important bioa...

journal_title：Applied microbiology and biotechnology

authors： Murthy HN,Kim YS,Georgiev MI,Paek KY

更新日期：2014-09-01 00:00:00

abstract：:Crude peroxidase preparations from the lignocellulose-degrading actinomycete, Streptomyces viridosporus T7A, were shown to decolorize several azo dye isomers and showed a correlation of dye structure to degradability similar to that shown by fungal Mn-peroxidase, an enzyme not previously described in actinomycetes. Ad...

journal_title：Applied microbiology and biotechnology

authors： Burke NS,Crawford DL

更新日期：1998-05-01 00:00:00

abstract：:The fungal conversions of sulfur-containing heterocyclic compounds were investigated using the lignin-degrading basidiomycete Coriolus versicolor. The fungus metabolized a series of sulfur compounds--25 structurally related thiophene derivatives--via several different pathways. Under primary metabolic conditions, C. v...

journal_title：Applied microbiology and biotechnology

authors： Ichinose H,Nakamizo M,Wariishi H,Tanaka H

更新日期：2002-03-01 00:00:00

abstract：:Biochemical processes in biogas plants are still not fully understood. Especially, the identification of possible bottlenecks in the complex fermentation processes during biogas production might provide potential to increase the performance of biogas plants. To shed light on the question which group of organism consti...

journal_title：Applied microbiology and biotechnology

authors： Refai S,Wassmann K,Deppenmeier U

更新日期：2014-08-01 00:00:00

abstract：:A maltotriose-producing α-amylase, AmyA, from a newly isolated bacterial strain Microbulbifer thermotolerans DAU221 was purified and characterized in the heterologous host, Escherichia coli, using the pCold I vector. The amyA gene encoded a 761-residue protein composed of a 33 amino acid secretion signal peptide. The ...

journal_title：Applied microbiology and biotechnology

authors： Lee YS,Park DJ,Choi YL

更新日期：2015-05-01 00:00:00

abstract：:The membraneless bioelectrochemical reactor (Ml-BER) is useful for dark hydrogen fermentation. The effect of the electrochemical reaction on microorganisms in the Ml-BER was investigated using glucose as the substrate and compared with organisms in a membraneless non-bioelectrochemical reactor (Ml-NBER) and bioelectro...

journal_title：Applied microbiology and biotechnology

authors： Sasaki K,Morita M,Sasaki D,Ohmura N,Igarashi Y

更新日期：2013-08-01 00:00:00

abstract：:The alkali-soluble glucan of the yeast cell wall contains beta-(1,3)- and (1,6)-D-linkages and systemically enhances the immune system. To isolate Saccharomyces cerevisiae mutants producing glucan with a high degree of beta-(1,6)-D-glycosidic bonds, a wild-type strain was mutagenized with ultraviolet light. The mutant...

journal_title：Applied microbiology and biotechnology

authors： Ha CH,Lim KH,Kim YT,Lim ST,Kim CW,Chang HI

更新日期：2002-03-01 00:00:00

abstract：:Tacrolimus (FK506), an effective immunosuppressant, is widely used in the treatment of autoimmune diseases. In this study, we identified that BulZ, a Streptomyces antibiotic regulatory protein (SARP) family regulator, acted as a positive regulator for spore differentiation and tacrolimus production. A knockout of bulZ...

journal_title：Applied microbiology and biotechnology

authors： Ma D,Wang C,Chen H,Wen J

更新日期：2018-06-01 00:00:00

abstract：:The main carbohydrate of red macroalgae is agarose, a heterogeneous polysaccharide composed of D-galactose and 3,6-anhydro-L-galactose. When saccharifying agarose by enzymes, the unique physical properties of agarose, namely the sol-gel transition and the near-insolubility of agarose in water, limit the accessibility ...

journal_title：Applied microbiology and biotechnology

authors： Kim JH,Yun EJ,Seo N,Yu S,Kim DH,Cho KM,An HJ,Kim JH,Choi IG,Kim KH

更新日期：2017-02-01 00:00:00

abstract：:Xenobiotic biodegradation under anaerobic conditions such as in groundwater, sediment, landfill, sludge digesters and bioreactors has gained increasing attention over the last two decades. This review gives a broad overview of our current understanding of and recent advances in anaerobic biodegradation of five selecte...

journal_title：Applied microbiology and biotechnology

authors： Zhang C,Bennett GN

更新日期：2005-06-01 00:00:00

abstract：:Sophorolipids are surface-active compounds synthesized by a selected number of yeast species. They have been known for over 40 years, but because of growing environmental awareness, they recently regained attention as biosurfactants due to their biodegradability, low ecotoxicity, and production based on renewable reso...

journal_title：Applied microbiology and biotechnology

authors： Van Bogaert IN,Saerens K,De Muynck C,Develter D,Soetaert W,Vandamme EJ

更新日期：2007-08-01 00:00:00

abstract：:Pseudomonas putida KT2440 grew on glucose at a specific rate of 0.48 h(-1) but accumulated almost no poly-3-hydroxyalkanoates (PHA). Subsequent nitrogen limitation on nonanoic acid resulted in the accumulation of only 27% medium-chain-length PHA (MCL-PHA). In contrast, exponential nonanoic acid-limited growth (mu = 0....

journal_title：Applied microbiology and biotechnology

authors： Sun Z,Ramsay JA,Guay M,Ramsay BA

更新日期：2007-02-01 00:00:00

abstract：:Using a randomly-cloned, HindIII-digested, chromosomal fragment from Lactococcus lactis subsp. lactis LM0230, first-generation lactococcal integrative cloning vectors were developed. Through dideoxy DNA sequence analysis, the cloned chromosomal DNA fragment was determined to be 1026 base pairs. Southern hybridization ...

journal_title：Applied microbiology and biotechnology

authors： McIntyre DA,Harlander SK

更新日期：1993-11-01 00:00:00

abstract：:Plant virus-based expression systems are an alternative expression platform for the production of clinically and industrially useful recombinant proteins. Nonetheless, due to a lack of viral vector with the commercial potentials, it is urgent to design and develop new, versatile, and efficient plant virus vectors. The...

journal_title：Applied microbiology and biotechnology

authors： Zhang X,Ding X,Li Z,Wang S

更新日期：2020-10-01 00:00:00

abstract：:Transfer of a biosynthetic pathway between evolutionary distant organisms can create a metabolic shunt capable of bypassing the native regulation of the host organism, hereby improving the production of secondary metabolite precursor molecules for important natural products. Here, we report the engineering of Escheric...

journal_title：Applied microbiology and biotechnology

authors： Carlsen S,Ajikumar PK,Formenti LR,Zhou K,Phon TH,Nielsen ML,Lantz AE,Kielland-Brandt MC,Stephanopoulos G

更新日期：2013-07-01 00:00:00

abstract：:Ammonia-oxidizing archaea (AOA) and ammonia-oxidizing bacteria (AOB) contribute significantly to the nitrogen cycle. The community structure of AOA and AOB is diverse in the different wetlands. Few studies have comparatively investigated the community structure and dynamics of ammonia-oxidizing organisms in the marsh ...

journal_title：Applied microbiology and biotechnology

authors： Gao D,Liu F,Xie Y,Liang H

更新日期：2018-08-01 00:00:00

abstract：:Synthetic biology aims at manipulating biological systems by rationally designed and genetically introduced components. Efforts in photoactuator engineering resulted in microorganisms reacting to extracellular light-cues with various cellular responses. Some of them lead to the formation of macroscopically observable ...

journal_title：Applied microbiology and biotechnology

authors： Renicke C,Taxis C

更新日期：2016-04-01 00:00:00