Regulation and butanol inhibition of D-xylose and D-glucose uptake in Clostridium acetobutylicum.

abstract：:The physiology of filamentous fungi at growth rates approaching zero has been subject to limited study and exploitation. With the aim of uncoupling product formation from growth, we have revisited and improved the retentostat cultivation method for Aspergillus niger. A new retention device was designed allowing reliab...

journal_title：Applied and environmental microbiology

authors： Jørgensen TR,Nitsche BM,Lamers GE,Arentshorst M,van den Hondel CA,Ram AF

更新日期：2010-08-01 00:00:00

abstract：:The decarboxylation of phthalic acids was studied with Bacillus sp. strain FO, a marine mixed culture ON-7, and Pseudomonas testosteroni. The mixed culture ON-7, when grown anaerobically on phthalate but incubated aerobically with chloramphenicol, quantitatively converted phthalic acid to benzoic acid. Substituted pht...

journal_title：Applied and environmental microbiology

authors： Taylor BF,Ribbons DW

更新日期：1983-12-01 00:00:00

abstract：:One fluorescent compound previously named TDP-2 was isolated and purified from a rice culture of Fusarium equiseti (Alaska 2-2). Mass spectral and nuclear magnetic resonance data indicated that it is a C-3'-N-acetyl derivative of fusarochromanone, a newly discovered mycotoxin. Time course studies of synthesis of these...

journal_title：Applied and environmental microbiology

authors： Xie WP,Mirocha CJ,Pawlosky RJ,Wen YC,Xu XG

更新日期：1989-04-01 00:00:00

abstract：:The production of various eremophilane-type sesquiterpenes by Penicillium roqueforti strains has allowed us to propose a biochemical pathway for PR toxin synthesis. A time-course study of P. roqueforti metabolite production by high-performance liquid chromatography was performed to check this hypothetical pathway. The...

journal_title：Applied and environmental microbiology

authors： Moreau S,Lablache-Combier A,Biguet J

更新日期：1980-04-01 00:00:00

abstract：:Bacillus cereus, Clostridium perfringens, Staphylococcus aureus, Pseudomonas fluorescens, Pseudomonas fragi, Escherichia coli, and Salmonella "anatum" were challenged with butylated hydroxyanisole (BHA). Susceptibility was measured as the concentration of BHA required to cause a 90% reduction in bacterial survivors. S...

journal_title：Applied and environmental microbiology

authors： Post LS,Davidson PM

更新日期：1986-07-01 00:00:00

abstract：:The cholera toxin genes of Vibrio cholerae are encoded by CTXΦ, a lysogenic bacteriophage. Infection with this phage plays a determinant role in toxigenicity conversion and the emergence of new clones of pathogenic V. cholerae. Multiple phage alleles, defined by sequence types of the repressor gene rstR, have been fou...

journal_title：Applied and environmental microbiology

authors： Wang H,Pang B,Xiong L,Wang D,Wang X,Zhang L,Kan B

更新日期：2015-10-01 00:00:00

abstract：:Proteorhodopsin (PR), a photoactive proton pump containing retinal, is present in approximately half of all bacteria in the ocean, but its physiological role is still unclear, since very few strains carrying the PR gene have been cultured. The aim of this work was to characterize PR diversity in a North Sea water samp...

journal_title：Applied and environmental microbiology

authors： Riedel T,Tomasch J,Buchholz I,Jacobs J,Kollenberg M,Gerdts G,Wichels A,Brinkhoff T,Cypionka H,Wagner-Döbler I

更新日期：2010-05-01 00:00:00

abstract：:PhiHAU8, a temperate Micromonospora phage, which is capable of infecting Micromonospora sp. strains 40027 and A-M-01, was isolated. The PhiHAU8 virion has a polyhedral head and a flexible tail and has a small genome (ca. 42.5 kb) with double-stranded DNA and cohesive ends. PhiHAU8 was most stable at 4 degrees C in Dif...

journal_title：Applied and environmental microbiology

authors： Li X,Zhou X,Deng Z

更新日期：2004-07-01 00:00:00

abstract：:Citrate metabolism by Enterococcus faecium FAIR-E 198, an isolate from Greek Feta cheese, was studied in modified MRS (mMRS) medium under different pH conditions and glucose and citrate concentrations. In the absence of glucose, this strain was able to metabolize citrate in a pH range from constant pH 5.0 to 7.0. At a...

journal_title：Applied and environmental microbiology

authors： Vaningelgem F,Ghijsels V,Tsakalidou E,De Vuyst L

更新日期：2006-01-01 00:00:00

abstract：:Restriction fragment length polymorphism (RFLP) and vegetative compatibility analyses were undertaken to assess genetic relationships among 52 isolates of Fusarium oxysporum f. sp. vasinfectum of worldwide origin and representing race A, 3, or 4 on cotton plants. Ten distinct vegetative compatibility groups (VCGs) wer...

journal_title：Applied and environmental microbiology

authors： Fernandez D,Assigbese K,Dubois MP,Geiger JP

更新日期：1994-11-01 00:00:00

abstract：:In this article, a new mechanism influencing the transport of microorganisms through unsaturated porous media is examined, and a new method for directly visualizing bacterial behavior within a porous medium under controlled chemical and flow conditions is introduced. Resting cells of hydrophilic and relatively hydroph...

journal_title：Applied and environmental microbiology

authors： Wan J,Wilson JL,Kieft TL

更新日期：1994-02-01 00:00:00

abstract：:Cholesterol and albumin are limiting factors in the growth of Mycoplasma species. These nutrients are usually supplied in the culture medium by the addition of serum. The growth of M. pneumoniae in a serum-free medium containing an ethanolic cholesterol suspension and albumin was about one-half the level attained in s...

journal_title：Applied and environmental microbiology

authors： Cluss RG,Johnson JK,Somerson NL

更新日期：1983-08-01 00:00:00

abstract：:Different Rhizobium and Bradyrhizobium strains were screened for their ability to produce melanin. Pigment producers (Mel) were found among strains of R. leguminosarum biovars viceae, trifolii, and phaseoli, R. meliloti, and R. fredii; none of 19 Bradyrhizobium strains examined gave a positive response. Melanin produc...

journal_title：Applied and environmental microbiology

authors： Cubo MT,Buendia-Claveria AM,Beringer JE,Ruiz-Sainz JE

更新日期：1988-07-01 00:00:00

abstract：:Different nutrient receptors varied in triggering germination of Bacillus subtilis spores with a pressure of 150 MPa, the GerA receptor being more responsive than the GerB receptor and even more responsive than the GerK receptor. This hierarchy in receptor responsiveness to pressure was the same as receptor responsive...

journal_title：Applied and environmental microbiology

authors： Black EP,Koziol-Dube K,Guan D,Wei J,Setlow B,Cortezzo DE,Hoover DG,Setlow P

更新日期：2005-10-01 00:00:00

abstract：:The use of the food-grade bacterium Lactococcus lactis as a DNA delivery vehicle at the mucosal level is an attractive DNA vaccination strategy. Previous experiments showed that recombinant L. lactis expressing the Listeria monocytogenes inlA gene can deliver a functional gene into mammalian cells. Here, we explored t...

journal_title：Applied and environmental microbiology

authors： Guimarães VD,Innocentin S,Lefèvre F,Azevedo V,Wal JM,Langella P,Chatel JM

更新日期：2006-11-01 00:00:00

abstract：:Highly methylated, long-chain celluloses strongly inhibited cellulose degradation by several species of cellulolytic bacteria of ruminal origin. Specifically, the inhibitory effects of methylcellulose on the growth of Ruminococcus flavefaciens FD1 were concentration dependent, with complete inhibition at 0.1% (wt/vol)...

journal_title：Applied and environmental microbiology

authors： Rasmussen MA,Hespell RB,White BA,Bothast RJ

更新日期：1988-04-01 00:00:00

abstract：:A total of 765 Escherichia coli isolates from point and nonpoint sources were collected from the Apalachicola National Estuarine Research Reserve, and their multiple-antibiotic-resistance (MAR) profiles were determined with 10 antibiotics. E. coli isolates from point sources showed significantly greater resistance (P ...

journal_title：Applied and environmental microbiology

authors： Parveen S,Murphree RL,Edmiston L,Kaspar CW,Portier KM,Tamplin ML

更新日期：1997-07-01 00:00:00

abstract：:Rice blast caused by the phytopathogen Magnaporthe grisea poses a serious threat to global food security and is difficult to control. Bacillus species have been extensively explored for the biological control of many fungal diseases. In the present study, the marine bacterium Bacillus subtilis BS155 showed a strong an...

journal_title：Applied and environmental microbiology

authors： Zhang L,Sun C

更新日期：2018-08-31 00:00:00

abstract：:The thermal inactivation kinetics of Salmonella enteritidis PT4 between 49 and 60 degrees C were investigated. Using procedures designed to eliminate methodological artifacts, we found that the death kinetics deviated from the accepted model of first-order inactivation. When we used high-density stationary-phase popul...

journal_title：Applied and environmental microbiology

authors： Humpheson L,Adams MR,Anderson WA,Cole MB

更新日期：1998-02-01 00:00:00

abstract：:Nitrogen-fixing cyanobacteria such as Anabaena variabilis ATCC 29413 use an uptake hydrogenase, encoded by hupSL, to recycle hydrogen gas that is produced as an obligate by-product of nitrogen fixation. The regulation of hupSL in A. variabilis is likely to differ from that of the closely related Anabaena sp. strain PC...

journal_title：Applied and environmental microbiology

authors： Weyman PD,Pratte B,Thiel T

更新日期：2008-04-01 00:00:00

abstract：:Genome-wide expression analysis of an industrial strain of Saccharomyces cerevisiae identified the YOR387c and YGL258w homologues as highly inducible in zinc-depleted conditions. Induction was specific for zinc deficiency and was dependent on Zap1p. The results indicate that these sequences may be valuable molecular m...

journal_title：Applied and environmental microbiology

authors： Higgins VJ,Rogers PJ,Dawes IW

更新日期：2003-12-01 00:00:00

abstract：:A longstanding awareness in generating resistance to common antimicrobial therapies by Gram-negative bacteria has made them a major threat to global health. The application of antimicrobial peptides as a therapeutic agent would be a great opportunity to combat bacterial diseases. Here, we introduce a new antimicrobial...

journal_title：Applied and environmental microbiology

authors： Modiri S,Kasra Kermanshahi R,Soudi MR,Arab SS,Khammari A,Cousineau B,Vali H,Zahiri HS,Noghabi KA

更新日期：2020-05-05 00:00:00

abstract：:This work presents the characterization of an uptake hydrogenase from a marine filamentous nonheterocystous cyanobacterium, Lyngbya majuscula CCAP 1446/4. The structural genes encoding the uptake hydrogenase (hupSL) were isolated and characterized, and regulatory sequences were identified upstream of hupS. In silico a...

journal_title：Applied and environmental microbiology

authors： Leitão E,Oxelfelt F,Oliveira P,Moradas-Ferreira P,Tamagnini P

更新日期：2005-08-01 00:00:00

abstract：:Virus adsorption to soils is considered to be the most important factor in removing viruses after land treatment of wastewater. Most of the studies on virus adsorption to soils have utilized poliovirus as the model system. In the present study, comparative adsorption of a number of different types and strains of human...

journal_title：Applied and environmental microbiology

authors： Goyal SM,Gerba CP

更新日期：1979-08-01 00:00:00

abstract：:Our purpose was to develop a rapid, inexpensive method of diagnosing the source of fecal pollution in water. In previous research, we identified Bacteroides-Prevotella ribosomal DNA (rDNA) PCR markers based on analysis. These markers length heterogeneity PCR and terminal restriction fragment length polymorphism distin...

journal_title：Applied and environmental microbiology

authors： Bernhard AE,Field KG

更新日期：2000-10-01 00:00:00

abstract：:An extracellular serine proteinase from Brevibacterium linens ATCC 9174 was purified to homogeneity. pH and temperature optima were 8.5 and 50(deg)C, respectively. The results for the molecular mass of the proteinase were 56 kDa by sodium dodecyl sulfate-polyacrylamide gel electrophoresis and 126 kDa by gel filtration...

journal_title：Applied and environmental microbiology

authors： Rattray FP,Bockelmann W,Fox PF

更新日期：1995-09-01 00:00:00

abstract：:A new method for the extraction of bacterial DNA from soil has been developed. Soil samples of 50 g were dispersed, and bacteria were released by use of a cation-exchange resin; subsequently, bacteria were separated from soil particles by low-speed centrifugation and lysed with lysozyme and ionic detergent, and the DN...

journal_title：Applied and environmental microbiology

authors： Jacobsen CS,Rasmussen OF

更新日期：1992-08-01 00:00:00

abstract：:Ammonia oxidation is a major process in nitrogen cycling, and it plays a key role in nitrogen limited soil ecosystems such as those in the arctic. Although mm-scale spatial dependency of ammonia oxidizers has been investigated, little is known about the field-scale spatial dependency of aerobic ammonia oxidation proce...

journal_title：Applied and environmental microbiology

authors： Banerjee S,Siciliano SD

更新日期：2012-01-01 00:00:00

abstract：:Legionella pneumophila proliferates in freshwater environments at temperatures ranging from 25 to 45°C. To investigate the preference of different sequence types (ST) for a specific temperature range, growth of L. pneumophila serogroup 1 (SG1) ST1 (environmental strains), ST47, and ST62 (disease-associated strains) wa...

journal_title：Applied and environmental microbiology

authors： van der Kooij D,Brouwer-Hanzens AJ,Veenendaal HR,Wullings BA

更新日期：2016-10-27 00:00:00

abstract：:Three cases of Mycobacterium avium complex-related lung disorders were associated with two poorly maintained spa pools by genotypic investigations. Inadequate disinfection of the two spas had reduced the load of environmental bacteria to less than 1 CFU/ml but allowed levels of M. avium complex of 4.3 x 10(4) and 4.5 ...

journal_title：Applied and environmental microbiology

authors： Lumb R,Stapledon R,Scroop A,Bond P,Cunliffe D,Goodwin A,Doyle R,Bastian I

更新日期：2004-08-01 00:00:00