abstract：:Piliated Lactobacillus rhamnosus (pLR) strains possess higher adherent capacity than non-piliated strains. The objective of this study was to isolate and characterize probiotic pLR strains in human fecal samples. To this end, mouse polyclonal antiserum (anti-SpaA) against the recombinant pilus protein (SpaA) of L. rha...

journal_title：Journal of microbiology and biotechnology

authors： Yang ZQ,Xue Y,Rao SQ,Zhang M,Gao L,Yin YQ,Chen DW,Zhou XH,Jiao XA

更新日期：2017-11-28 00:00:00

abstract：:Mixotrophic microalgal growth gives a great premise for wastewater treatment based on photoautotrophic nutrient utilization and heterotrophic organic removal while producing renewable biomass. There remains a need for a control strategy to enrich them in a photobioreactor. This study performed a series of batch experi...

journal_title：Journal of microbiology and biotechnology

authors： Lee TH,Jang JK,Kim HW

更新日期：2017-11-28 00:00:00

abstract：:Lipoteichoic acid (LTA), a cell wall component of gram-positive bacteria, is recognized by Toll-like receptor 2, expressed on certain mammalian cell surfaces, initiating signaling cascades that include nuclear factor kappa-light-chain-enhancer of activated B cells (NF-κB) and mitogen-activated protein kinase. There ar...

journal_title：Journal of microbiology and biotechnology

authors： Kim S,Kim HE,Kang B,Lee YW,Kim H,Chung DK

更新日期：2017-10-28 00:00:00

abstract：:Sourdough is made by fermentation of dough by lactic acid bacteria (LAB) and yeast to improve bread properties like volume, flavor, and texture. A Korean traditional sourdough was made by fermenting rice flour with rice wine (makgeolli) and used to make sponge-like bread (jeung-pyun). The aim of this study was to inve...

journal_title：Journal of microbiology and biotechnology

authors： Park J,Seo JS,Kim SA,Shin SY,Park JH,Han NS

更新日期：2017-10-28 00:00:00

abstract：:MicroRNAs (miRNAs) are abundant in bovine milk and milk derived from other livestock, and they have functional roles in infants and in the secretion process of mammary glands. However, few studies have evaluated miRNAs in dairy processes, such as during cheese making and ripening. Thus, we investigated the characteris...

journal_title：Journal of microbiology and biotechnology

authors： Oh S,Park MR,Ryu S,Maburutse B,Kim JU,Kim Y

更新日期：2017-09-28 00:00:00

abstract：:Ralstonia solanacearum causes bacterial wilt in a wide variety of host plant species and produces a melanin-like blackish-brown pigment in stationary phase when grown in minimal medium supplemented with tyrosine. To study melanin production regulation in R. solanacearum, five mutants exhibiting overproduction of melan...

journal_title：Journal of microbiology and biotechnology

authors： Ahmad S,Lee SY,Khan R,Kong HG,Son GJ,Roy N,Choi K,Lee SW

更新日期：2017-09-28 00:00:00

abstract：:Two typical microbial communities from Chinese rice wine fermentation collected in Yichang city and Suzhou city in China were investigated. Both communities could ferment glutinous rice to rice wine in 2 days. The sugar and ethanol contents were 198.67 and 14.47 mg/g, respectively, for rice wine from Yichang city, and...

journal_title：Journal of microbiology and biotechnology

authors： Lü Y,Gong Y,Li Y,Pan Z,Yao Y,Li N,Guo J,Gong D,Tian Y,Peng C

更新日期：2017-08-28 00:00:00

abstract：:The bioactivities of boxthron fruits, a source of oriental medicine, are well known, whereas phytochemical studies of the boxthorn stem are rare. In this study, the stem extract of boxthorn (Lycium chinense Miller) and its subfractions were evaluated for their effects on nitric oxide (NO) inhibition and procollagen ty...

journal_title：Journal of microbiology and biotechnology

authors： Gil CS,Chang MS,Eom SH

更新日期：2017-08-28 00:00:00

abstract：:The impact of overproduction of a heterologous protein on the metabolic system of host Lactococcus lactis was investigated. The protein expression profiles of L. lactis IL1403 containing two near-identical plasmids that expressed high- and low-level of the green fluorescent protein (GFP) were examined via shotgun prot...

journal_title：Journal of microbiology and biotechnology

authors： Kim M,Jin Y,An HJ,Kim J

更新日期：2017-07-28 00:00:00

abstract：:Marasmius scorodonius secretes an extracellular laccase in potato dextrose broth, and this enzyme was purified up to 206-fold using (NH4)2SO4 precipitation and a Hi-trap Q Sepharose column. The molecular mass of the purified laccase was estimated to be ~67 kDa by SDS-PAGE. The UV/vis spectrum of the enzyme was nontypi...

journal_title：Journal of microbiology and biotechnology

authors： Jeon SJ,Lim SJ

更新日期：2017-06-28 00:00:00

abstract：:Hrr25, a casein kinase 1 δ/ε homolog in budding yeast, is essential to set up mono-orientation of sister kinetochores during meiosis. Hrr25 kinase activity coordinates sister chromatid cohesion via cohesin phosphorylation. Here, we investigated the prophase role of Hrr25 using the auxin-inducible degron system and by ...

journal_title：Journal of microbiology and biotechnology

authors： Lee MS,Joo JH,Kim K

更新日期：2017-06-28 00:00:00

abstract：:The use of microalgal biomass is an interesting technology for the removal of heavy metals from aqueous solutions owing to its high metal-binding capacity, but the interactions with bacteria as a strategy for the removal of toxic metals have been poorly studied. The goal of the current research was to investigate the ...

journal_title：Journal of microbiology and biotechnology

authors： ZÁrate A,Florez J,Angulo E,Varela-Prieto L,Infante C,Barrios F,Barraza B,Gallardo DI,Valdés J

更新日期：2017-06-28 00:00:00

abstract：:In this study, a total of 58 different kinds of nuruk (a traditional Korean fermentation starter) were prepared, including 46 kinds of restored nuruk from ancient documents. Each nuruk was evaluated by analysis of its saccharification power, and the enzyme activities of glucoamylase, α-amylase, β-amylase, protease, an...

journal_title：Journal of microbiology and biotechnology

authors： Lee JE,Lee AR,Kim H,Lee E,Kim TW,Shin WC,Kim JH

更新日期：2017-05-28 00:00:00

abstract：:Clitocybin A, an isoindolinone from Clitocybe aurantiaca, was investigated to assess its anti-wrinkle properties, through reactive oxygen species (ROS)-scavenging and elastase inhibitory activities, procollagen synthesis, and matrix metalloproteinase-1 (MMP-1) expression, in human primary dermal fibroblast-neonatal (H...

journal_title：Journal of microbiology and biotechnology

authors： Lee JE,Lee IS,Kim KC,Yoo ID,Yang HM

更新日期：2017-05-28 00:00:00

abstract：:Polyhydroxyalkanoates (PHAs) are biodegradable plastics produced by bacteria, but their use in diverse applications is prohibited by high production costs. To reduce these costs, the conversion by Pseudomonas strains of P HAs from crude s ludge p alm oil ( SPO) a s an inexpensive renewable raw material was tested. Pse...

journal_title：Journal of microbiology and biotechnology

authors： Kang DK,Lee CR,Lee SH,Bae JH,Park YK,Rhee YH,Sung BH,Sohn JH

更新日期：2017-05-28 00:00:00

abstract：:This study was conducted to evaluate the hyaluronidase (HAase) inhibition activity of Asparagus cochinchinesis (AC) extracts following fermentation by Weissella cibaria through response surface methodology. To optimize the HAase inhibition activity, a central composite design was introduced based on four variables: th...

journal_title：Journal of microbiology and biotechnology

authors： Kim M,Kim WB,Koo KY,Kim BR,Kim D,Lee S,Son HJ,Hwang DY,Kim DS,Lee CY,Lee H

更新日期：2017-04-28 00:00:00

abstract：:Extremophilic microorganisms have established a diversity of molecular strategies in order to survive in extreme conditions. Biocatalysts isolated by these organisms are termed extremozymes, and possess extraordinary properties of salt allowance, thermostability, and cold adaptivity. Extremozymes are very resistant to...

journal_title：Journal of microbiology and biotechnology

authors： Dumorné K,Córdova DC,Astorga-Eló M,Renganathan P

更新日期：2017-04-28 00:00:00

abstract：:PineXol, extracted from Korean red pine bark, has beneficial effects, such as antioxidant, antiinflammatory, and antilipogenic activities in vitro. We tested the hypothesis that PineXol supplementation could have anti-obesity effects on mice fed a high-fat diet (HFD). Four-week-old male C57BL/6 mice were fed normal ch...

journal_title：Journal of microbiology and biotechnology

authors： Ahn H,Go GW

更新日期：2017-04-28 00:00:00

abstract：:To investigate the potential applications of bacterial heme, aminolevulinic acid synthase (HemA) was expressed in a Corynebacterium glutamicum HA strain that had been adaptively evolved against oxidative stress. The red pigment from the constructed strain was extracted and it exhibited the typical heme absorbance at 4...

journal_title：Journal of microbiology and biotechnology

authors： Choi SI,Park J,Kim P

更新日期：2017-03-28 00:00:00

abstract：:White spot syndrome virus (WSSV) is a major threat to the shrimp farming industry and so far there is no effective therapy for it, and thus early diagnostic of WSSV is of great importance. However, at the early stage of infection, the extremely low-abundance of WSSV DNA challenges the detection sensitivity and accurac...

journal_title：Journal of microbiology and biotechnology

authors： Pan X,Zhang Y,Sha X,Wang J,Li J,Dong P,Liang X

更新日期：2017-03-28 00:00:00

abstract：:Mussels are major fouling organisms causing serious technical and economic problems. In this study, antifouling activity towards mussel was found in three compounds isolated from a marine bacterium associated with the sea anemone Haliplanella sp. This bacterial strain, called PE2, was identified as Vibrio alginolyticu...

journal_title：Journal of microbiology and biotechnology

authors： Wang X,Huang Y,Sheng Y,Su P,Qiu Y,Ke C,Feng D

更新日期：2017-03-28 00:00:00

abstract：:Hydrogen has potential for preventive and therapeutic applications as an antioxidant. However, micro- and macroparticles of hydrogen in water disappear easily over time. In order to eliminate reactive oxygen species (ROS) related with the aging process, we used functional water containing nanoparticle hydrogen. Nanopa...

journal_title：Journal of microbiology and biotechnology

authors： Han AL,Park SH,Park MS

更新日期：2017-02-28 00:00:00

abstract：:We previously reported that the CopA3 peptide (LLCIALRKK, D-form) originally isolated from the Korean dung beetle has antimicrobial and immunosuppressive effects. However, the high cost of producing the synthetic peptide, especially the D-form, has limited the development of CopA3 for therapeutic purposes. Here, we in...

journal_title：Journal of microbiology and biotechnology

authors： Yoon IN,Hong J,Zhang P,Hwang JS,Kim H

更新日期：2017-02-28 00:00:00

abstract：:The complexity of the bacterial recombination system is a barrier for the construction of bacterial mutants for the further functional investigation of specific genes. Several protocols have been developed to inactivate genes from the genus Pseudomonas. Those protocols are complicated and time-consuming and mostly do ...

journal_title：Journal of microbiology and biotechnology

authors： Gomaa AE,Deng Z,Yang Z,Shang L,Zhan Y,Lu W,Lin M,Yan Y

更新日期：2017-02-28 00:00:00

abstract：:Fungal cell walls and cell membranes are the main targets of antifungals. In this study, we report on the antifungal activity of an ethanol extract from Paeonia lactiflora against Candida albicans, showing that the antifungal activity is associated with the synergistic actions of preventing cell wall synthesis, enabli...

journal_title：Journal of microbiology and biotechnology

authors： Lee HS,Kim Y

更新日期：2017-02-28 00:00:00

abstract：:Acetoin (AC) is a volatile platform compound with various potential industrial applications. AC contains two stereoisomeric forms: (3S)-AC and (3R)-AC. Optically pure AC is an important potential intermediate and widely used as a precursor to synthesize novel optically active materials. In this study, chiral (3R)-AC p...

journal_title：Journal of microbiology and biotechnology

authors： Guo Z,Zhao X,He Y,Yang T,Gao H,Li G,Chen F,Sun M,Lee JK,Zhang L

更新日期：2017-01-28 00:00:00

abstract：:The task of improving a fungal strain is highly time-consuming due to the requirement of a large number of flasks in order to obtain a library with enough diversity. In addition, fermentations (particularly those for fungal cells) are typically performed in high-volume (100-250 ml) shake-flasks. In this study, for lar...

journal_title：Journal of microbiology and biotechnology

authors： Shin WS,Lee D,Kim S,Jeong YS,Chun GT

更新日期：2017-01-28 00:00:00

abstract：:The dye decolorization rate in a cell-free culture broth of the white-rot fungus Trametes versicolor CBR43 was studied, including the effects of inhibitors of NaCl, Zn(II), and Cd(II) on dye decolorization activity. The maximum rates of dye decolorization in cell-free culture broth were 1,410, 44.7, 41.2, and 0.19 μmo...

journal_title：Journal of microbiology and biotechnology

authors： Ryu H,Ryu HW,Cho KS

更新日期：2017-01-28 00:00:00

abstract：:To date, there has been no employment of a magnetoelastic (ME) biosensor method to detect Salmonella enterica serovar Typhimurium in soil. The ME biosensor method needs to be investigated and modified for its successful performance. The filtration method, cation-exchange resin method, and combinations of both methods ...

journal_title：Journal of microbiology and biotechnology

authors： Park MK,Chin BA

更新日期：2016-12-28 00:00:00

abstract：:Polyester cloth (PC) was selected as a prospective inexpensive substitute separator material for microbial fuel cells (MFCs). PC was compared with a traditional Nafion proton exchange membrane (PEM) as an MFC separator by analyzing its physical and electrochemical properties. A single layer of PC showed higher mass tr...

journal_title：Journal of microbiology and biotechnology

authors： Kim T,Kang S,Sung JH,Kang YK,Kim YH,Jang JK

更新日期：2016-12-28 00:00:00

abstract：:The time-consuming and high-cost preparation of soluble peptide-major histocompatibility complexes (pMHC) currently limits their wide uses in monitoring antigen-specific T cells. The single-chain trimer (SCT) of peptide-β2m-MHC class I heavy chain was developed as an alternative strategy, but its gene fusion is hinder...

journal_title：Journal of microbiology and biotechnology

authors： Xu T,Li X,Wu Y,Shahzad KA,Wang W,Zhang L,Shen C

更新日期：2016-12-28 00:00:00

abstract：:Mycophenolic acid (MPA) is an antibiotic produced by Penicillium brevicompactum. MPA has antifungal, antineoplastic, and immunosuppressive functions, among others. β-Hydroxy-β-methylglutaryl-CoA (HMG-CoA) lyase is a key enzyme in the bypass metabolic pathway. The inhibitory activity of HMG-CoA lyase increases the MPA ...

journal_title：Journal of microbiology and biotechnology

authors： Dong Y,Zhang J,Xu R,Lv X,Wang L,Sun A,Wei D

更新日期：2016-11-28 00:00:00

abstract：:Wild strain L-6 was subjected to combined mutagenesis, including UV irradiation, atmospheric and room temperature plasma, and ion beam implantation, to increase the yield of 1,3-dihydroxyacetone (DHA). With application of a high-throughput screening method, mutant Gluconobacter oxydans I-2-239 with a DHA productivity ...

journal_title：Journal of microbiology and biotechnology

authors： Lin X,Liu S,Xie G,Chen J,Li P,Chen J

更新日期：2016-11-28 00:00:00

abstract：:Bacillus pumilus is one of the most characterized microorganisms that are used for high-level production of select industrial enzymes. A novel B. pumilus SCU11 strain possessing high alkaline protease activity was obtained in our previous work. The culture supernatant of this strain showed efficient dehairing capabili...

journal_title：Journal of microbiology and biotechnology

authors： Wang C,Yu S,Song T,He T,Shao H,Wang H

更新日期：2016-11-28 00:00:00

abstract：:Glucose dehydrogenase (GDH) is an oxidoreductase enzyme and is used as a biocatalyst to regenerate NAD(P)H in reductase-mediated chiral synthesis reactions. In this study, the glucose 1-dehydrogenase B gene (gdhB) was cloned from Bacillus thuringiensis subsp. kurstaki, and wild-type (GDH-BTWT) and His-tagged (GDH-BTN-...

journal_title：Journal of microbiology and biotechnology

authors： Hyun J,Abigail M,Choo JW,Ryu J,Kim HK

更新日期：2016-10-28 00:00:00

abstract：:Areca nut (AN) chewing is a habit in many countries in Central, Southern, and Southeast Asia. It is strongly associated with the occurrence of oral, pharyngeal, and esophageal cancer as well as systemic inflammation. However, the association between AN intake and the development of gastric lesions has not yet been ide...

journal_title：Journal of microbiology and biotechnology

authors： Lee J,Gunawardhana ND,Jang S,Choi YH,Illeperuma RP,Kim A,Su H,Hong YA,Kim JH,Kim J,Jung DW,Cha IH,Bak EJ,Cha JH

更新日期：2016-10-28 00:00:00

abstract：:Commercial application of laccase is often hampered by insufficient enzyme stocks, with very low yields obtained from natural sources. This study aimed to improve laccase production by mutation of a Coriolopsis gallica strain and to determine the biological properties of the mutant. The high-yield laccase strain C. ga...

journal_title：Journal of microbiology and biotechnology

authors： Xu X,Feng L,Han Z,Luo S,Wu A,Xie J

更新日期：2016-09-28 00:00:00

abstract：:In recent years, foot-and-mouth disease has occurred in all parts of the world. The animals with the disease are buried in the ground; therefore, their concentration could affect ground or groundwater. Moreover, the complete degradation of carcasses is not a certainty, and their disposal is important to prevent humans...

journal_title：Journal of microbiology and biotechnology

authors： Kim BN,Cho HS,Cha Y,Park JK,Kim G,Kim YH,Min J

更新日期：2016-08-28 00:00:00

abstract：:An enzymatic reaction system was developed and optimized for bioconversion of resveratrol from glucose. Liquid enzyme extracts were prepared from Alternaria sp. MG1, an endophytic fungus from grape, and used directly or after immobilization with sodium alginate. When the enzyme solution was used, efficient production ...

journal_title：Journal of microbiology and biotechnology

authors： Che J,Shi J,Gao Z,Zhang Y

更新日期：2016-08-28 00:00:00

abstract：:The fungal strain EML-DML3PNa1 isolated from leaf of white dogwood (Cornus alba L.) showed strong nematicidal activity with juvenile mortality of 87.6% at a concentration of 20% fermentation broth filtrate at 3 days after treatment. The active fungal strain was identified as Aspergillus oryzae, which belongs to sectio...

journal_title：Journal of microbiology and biotechnology

authors： Kim TY,Jang JY,Jeon SJ,Lee HW,Bae CH,Yeo JH,Lee HB,Kim IS,Park HW,Kim JC

更新日期：2016-08-28 00:00:00