Unbalanced restriction impairs SOS-induced DNA repair effects.

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：:Cryptomonads are unicellular, biflagellate algae. Generally, cryptomonad cells cannot be preserved well because of their fragile nature, and an improved methodology should be developed to identify cryptomonads from natural habitats. In this study, we tried using several cytological fixatives, including glutaraldehyde,...

journal_title：Journal of microbiology and biotechnology

authors： Xia S,Cheng Y,Zhu H,Liu G,Hu Z

更新日期：2013-03-01 00:00:00

abstract：:L-Arabinose, a five carbon sugar, has not been considered as an important bioresource because most studies have focused on D-xylose, another type of five-carbon sugar that is prevalent as a monomeric structure of hemicellulose. In fact, L-arabinose is also an important monomer of hemicellulose, but its content is much...

journal_title：Journal of microbiology and biotechnology

authors： Ye S,Kim JW,Kim SR

更新日期：2019-03-28 00:00:00

abstract：:Marine sediments are a microbial biosphere with an unknown physiology, and the sediments harbor numerous distinct phylogenetic lineages of Bacteria and Archaea that are at present uncultured. In this study, the structure of the archaeal and bacterial communities was investigated in the surface and subsurface sediments...

journal_title：Journal of microbiology and biotechnology

authors： Choi H,Koh HW,Kim H,Chae JC,Park SJ

更新日期：2016-05-28 00:00:00

abstract：:In the continued search for inhibitors of enoyl-acyl carrier protein (ACP) reductase, we found that four acylbenzenediol sulfate metabolites from Streptomyces sp. AN1761 potently inhibited bacterial enoyl-ACP reductases of Staphylococcus aureus, Streptococcus pneumoniae, and Mycobacterium tuberculosis. Their structure...

journal_title：Journal of microbiology and biotechnology

authors： Kwon YJ,Sohn MJ,Oh T,Cho SN,Kim CJ,Kim WG

更新日期：2013-02-01 00:00:00

abstract：:During menopausal transition, the imbalance of estrogen causes body weight gain. Although gut microbiome dysbiosis has been reported in postmenopausal obesity, it is not clear whether there is any difference in the microbiome profile between dietary-induced obesity and postmenopausal obesity. Therefore, in this study,...

journal_title：Journal of microbiology and biotechnology

authors： Choi S,Hwang YJ,Shin MJ,Yi H

更新日期：2017-12-28 00:00:00

abstract：:Anthrax is a bacterial disease caused by the aerobic sporeforming bacterium Bacillus anthracis, which is an important pathogen owing to its ability to be used as a terror agent. B. anthracis spores can escape phagocytosis and initiate the germination process even in antimicrobial conditions, such as oxidative stress. ...

journal_title：Journal of microbiology and biotechnology

authors： Kim SH,Kim SK,Jung KH,Kim YK,Hwang HC,Ryu SG,Chai YG

更新日期：2013-06-28 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：:Bioethanol production from lignocellulose is considered as a sustainable biofuel supply. However, the low cellulose hydrolysis efficiency limits the cellulosic ethanol production. The cellulase is strongly inhibited by the major end product cellobiose, which can be relieved by the addition of β-glucosidase. In this st...

journal_title：Journal of microbiology and biotechnology

authors： Tang H,Hou J,Shen Y,Xu L,Yang H,Fang X,Bao X

更新日期：2013-11-28 00:00:00

abstract：:With emphasis on thermal behavior in presence of different pH conditions and salts, the kinetic and thermodynamic parameters of purified polygalacturonase (PG) of E. carotovora subsp. carotovora (Ecc) BR1 were studied since characterization of an enzyme is significant in the context of burgeoning biotechnological appl...

journal_title：Journal of microbiology and biotechnology

authors： Maisuria VB,Patel VA,Nerurkar AS

更新日期：2010-07-01 00:00:00

abstract：:Trichoderma reesei is the major filamentous fungus used to produce cellulase and there is huge interest in promoting its ability to produce higher titers of cellulase. Among the many factors affecting cellulase production in T. reesei, the mycelial phenotype is important but seldom studied. Herein, a close homolog of ...

journal_title：Journal of microbiology and biotechnology

authors： Gao F,Li M,Liu W,Bai Y,Tu T,Wang Y,Zhang J,Luo H,Yao B,Huang H,Su X

更新日期：2020-02-28 00:00:00

abstract：:The infection of pandemic influenza viruses such as swine flu (H1N1) and avian flu viruses to the host cells is related to the following two factors: First, the surface protein such as HA (hemagglutinin) and NA (neuraminidase) of the influenza virus. Second, the specific structure of the oligosaccharide [sialic acid(a...

journal_title：Journal of microbiology and biotechnology

authors： Yoo ES

更新日期：2011-05-01 00:00:00

abstract：:An agar-degrading bacterium, designated as strain G7(T), was isolated from a coastal seawater sample from Gaya Island (Gayado in Korean), Republic of Korea. The isolated strain G7(T) is gram-negative, rod shaped, aerobic, non-motile, and non-pigmented. A similarity search based on its 16S rRNA gene sequence revealed t...

journal_title：Journal of microbiology and biotechnology

authors： Chi WJ,Park JS,Kwak MJ,Kim JF,Chang YK,Hong SK

更新日期：2013-11-28 00:00:00

abstract：:The total methylotrophic population associated with rice plants from different cultivars was enumerated at three different stages: vegetative, flowering, and harvesting. The bacterial population in the leaf, rhizosphere soil, endophytic in the stem and roots, and epiphytic in the florets and grains were determined fro...

journal_title：Journal of microbiology and biotechnology

authors： Madhaiyan M,Poonguzhali S,Sa T

更新日期：2007-10-01 00:00:00

abstract：:Different endophytic fungi isolated from Himalayan Yew plants were tested for their ability to produce taxol. The BAPT gene (C-13 phenylpropanoid side chain-CoA acetyl transferase) involved in the taxol biosynthetic pathway was used as a molecular marker to screen taxol-producing endophytic fungi. Taxol extracted from...

journal_title：Journal of microbiology and biotechnology

authors： Garyali S,Kumar A,Reddy MS

更新日期：2013-10-28 00:00:00

abstract：:To develop a natural fungicide against Botrytis cinerea and Colletotrichum gloeosporioides, a total of 25 essential oils were tested for their fumigant activity against post-harvest pathogens. The vaporous phases of oils were treated to each fungus on potato dextrose agar medium in half-plate separated Petri plates at...

journal_title：Journal of microbiology and biotechnology

authors： Lee SO,Park IK,Choi GJ,Lim HK,Jang KS,Cho KY,Shin SC,Kim JC

更新日期：2007-09-01 00:00:00

abstract：:Since 1990, many nucleic acid expression platforms consisting of DNA or RNA have been developed. However, although RNA expression platforms have been relatively neglected, several such platforms capped at the 5' end of RNA by an anti-reverse cap analog have now been developed. At the same time, the capping reaction is...

journal_title：Journal of microbiology and biotechnology

authors： Ko HL,Park HJ,Kim J,Kim H,Youn H,Nam JH

更新日期：2019-01-28 00:00:00

abstract：:It has been well known that the use of Saccharomyces cerevisiae can cause fungemia in critically ill patients and flavone shows an antimicrobial effect on S. cerevisiae. Therefore, we have investigated the activities of thirteen flavone analogues on S. cerevisiae in our studies. Because flavonoids including flavones h...

journal_title：Journal of microbiology and biotechnology

authors： Young J,Park Y,Lee YU,Kim H,Shim YH,Ahn JH,Lim Y

更新日期：2007-03-01 00:00:00

abstract：:The application of steroids has steadily increased thanks to their therapeutic effects. However, alternatives are required due their severe side effects; thus, studies on the activities of steroid derivatives are underway. Sugar derivatives of nandrolone, which is used to treat breast cancer, as well as cortisone and ...

journal_title：Journal of microbiology and biotechnology

authors： Yu EJ,Yamaguchi T,Lee JH,Lim AR,Lee JH,Park H,Oh TJ

更新日期：2020-04-28 00:00:00

abstract：UNLABELLED:We have previously shown that paraquat (PQ)-induced oxidative stress causes dramatic damage in various human cell lines. Naringenin (NG) is an active flavanone, which has been reported to have beneficial bioactivities, including antioxidative, anti-inflammatory, and antitumorigenic activities, with a relativ...

journal_title：Journal of microbiology and biotechnology

authors： Podder B,Song HY,Kim YS

更新日期：2014-05-01 00:00:00

abstract：:A denitrifying polyphosphate-accumulating bacterium (YKP-9) was isolated from activated sludge of a 5-stage biological nutrient removal process with step feed system. This organism was a Gram-negative, coccus-shaped, facultative aerobic chemoorganotroph. It had a respiratory type of metabolism with oxygen, nitrate, an...

journal_title：Journal of microbiology and biotechnology

authors： Lee HW,Park YK

更新日期：2008-12-01 00:00:00

abstract：:The adhesion of Campylobacter jejuni to chicken skin, along with the associated morphological changes under aerobic conditions at 4, 25, and 37 degrees C and microaerobic (O2 5%, CO2 10%, N2 85%) conditions, were investigated using confocal laser scanning microscopy (CLSM), flow cytometry, and plate counting. The morp...

journal_title：Journal of microbiology and biotechnology

authors： Jang KI,Kim MG,Ha SD,Kim KS,Lee KH,Chung DH,Kim CH,Kim KY

更新日期：2007-02-01 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：:A 2.5 kb aga gene encoding alpha-galactosidase (alpha- Gal) from Leuconostoc mesenteroides SY1 was cloned into pSJE, an E. coli-Leuconostoc shuttle vector. The recombinant plasmid, pSJEaga, was introduced into Leuconostoc citreum KCTC3526 (ATCC49370) by electroporation. Transcription level of aga was the highest in ce...

journal_title：Journal of microbiology and biotechnology

authors： Park JY,Jeong SJ,Lee AR,Park JY,Jeong WJ,Kim JH

更新日期：2007-12-01 00:00:00

abstract：:Clostridium difficile causes mucosal damage and diarrhea by releasing two exotoxins: toxin A and toxin B. C. difficile colitis is associated with alterations in bowel flora and the failure to mount an effective antibody response. The aim of the current study was to investigate whether antitoxin sera prevent toxin-A-in...

journal_title：Journal of microbiology and biotechnology

authors： Kim DH,Lee IH,Nam ST,Nam HJ,Kang JK,Seok H,Hwang JS,Kim H

更新日期：2014-05-01 00:00:00

abstract：:Bacterial resistance to antibiotics has been emerged as a major health problem in the recent years. Silver nanoparticles (AgNPs) have been known to have an inhibitory effect to the bacterial growth, however, the strength of this antibacterial activity in correlation with the physical properties of these AgNPs has bare...

journal_title：Journal of microbiology and biotechnology

authors： El-Sayed ASA,Ali D

更新日期：2018-07-19 00:00:00

abstract：:The production and characterization of an active recombinant N-acetylgalactosamine-6-sulfate sulfatase (GALNS) in Escherichia coli BL21(DE3) has been previously reported. In this study, the effect of the signal peptide (SP), inducer concentration, process scale, and operational mode (batch and semi-continuous) on GALN...

journal_title：Journal of microbiology and biotechnology

authors： Hernández A,Velásquez O,Leonardi F,Soto C,Rodríguez A,Lizaraso L,Mosquera Á,Bohórquez J,Coronado A,Espejo Á,Sierra R,Sánchez OF,Alméciga-Díaz CJ,Barrera LA

更新日期：2013-05-01 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

abstract：:Keratinases are exciting keratin-degrading enzymes; however, there have been relatively few studies on their immobilization. A keratinolytic protease from Chryseobacterium sp. kr6 was purified and its partial sequence determined using mass spectrometry. No significant homology to other microbial peptides in the NCBI d...

journal_title：Journal of microbiology and biotechnology

authors： Silveira ST,Gemelli S,Segalin J,Brandellli A

更新日期：2012-06-01 00:00:00

abstract：:Outbreaks of staphylococcal food poisoning (SFP) causing serious human diseases and economic losses have been reported globally. Furthermore, the spread of Staphylococcus aureus with increased resistance to multiple antimicrobial agents has become a major concern in the food industries and medicine. Here, we isolated ...

journal_title：Journal of microbiology and biotechnology

authors： Yu JH,Lim JA,Chang HJ,Park JH

更新日期：2019-12-28 00:00:00