Membrane filter enumeration method for Clostridium perfringens.

abstract：:The occurrence and distribution of magnetotactic bacteria (MB) were studied as a function of the physical and chemical conditions in meromictic Salt Pond, Falmouth, Mass., throughout summer 2002. Three dominant MB morphotypes were observed to occur within the chemocline. Small microaerophilic magnetite-producing cocci...

journal_title：Applied and environmental microbiology

authors： Simmons SL,Sievert SM,Frankel RB,Bazylinski DA,Edwards KJ

更新日期：2004-10-01 00:00:00

abstract：:Selective adhesion to only certain epithelia is particularly common among the bacterial members of the indigenous microflora of mammals. We have found that the stratified squamous epithelium of the nonsecreting area of horse stomach is colonized by gram-positive rods. The microscopic features of a dense layer of these...

journal_title：Applied and environmental microbiology

authors： Yuki N,Shimazaki T,Kushiro A,Watanabe K,Uchida K,Yuyama T,Morotomi M

更新日期：2000-11-01 00:00:00

abstract：:Biocontrol agents generally do not perform well enough under field conditions to compete with chemical fungicides. We determined whether transgenic strain SJ3-4 of Trichoderma atroviride, which expresses the Aspergillus niger glucose oxidase-encoding gene, goxA, under a homologous chitinase (nag1) promoter had increas...

journal_title：Applied and environmental microbiology

authors： Brunner K,Zeilinger S,Ciliento R,Woo SL,Lorito M,Kubicek CP,Mach RL

更新日期：2005-07-01 00:00:00

abstract：:Blooms of the cyanobacterium Anabaena circinalis are a major worldwide problem due to their production of a range of toxins, in particular the neurotoxins anatoxin-a and paralytic shellfish poisons (PSPs). Although there is a worldwide distribution of A. circinalis, there is a geographical segregation of neurotoxin pr...

journal_title：Applied and environmental microbiology

authors： Beltran EC,Neilan BA

更新日期：2000-10-01 00:00:00

abstract：:Carnobacteriocin B2 is a well-characterized class II bacteriocin produced by a 61-kb plasmid from Carnobacterium piscicola LV17. Export of this bacteriocin is dependent on specific ABC (ATP-binding cassette) secretion proteins. Divergicin A is a strongly hydrophobic narrow-spectrum bacteriocin produced by a 3.4-kb pla...

journal_title：Applied and environmental microbiology

authors： McCormick JK,Worobo RW,Stiles ME

更新日期：1996-11-01 00:00:00

abstract：:The deposition of manganese in a water distribution system with manganese-related "dirty water" problems was studied over a 1-year period. Four monitoring laboratories with Robbins biofilm sampling devices fitted to the water mains were used to correlate the relationship among manganese deposition, the level of mangan...

journal_title：Applied and environmental microbiology

authors： Sly LI,Hodgkinson MC,Arunpairojana V

更新日期：1990-03-01 00:00:00

abstract：:Biofouling of reverse-osmosis membranes was investigated at an advanced wastewater treatment facility. Cellulose diacetate membranes operated for approximately 4,000 h became uniformly coated with a mucilaginous fouling layer. The fouling material was approximately 93% water by weight, and nearly 90% of the dehydrated...

journal_title：Applied and environmental microbiology

authors： Ridgway HF,Kelly A,Justice C,Olson BH

更新日期：1983-03-01 00:00:00

abstract：:Lecithin agar was developed on which phospholipase C produced turbid zones and phospholipase A produced clear zones. Reactions on lecithin agar agreed 74% of the time with reactions in egg yolk broth. On lecithin agar, interpretation was easier, phospholipase A was detectable, and opaque zones were visible 1 or 2 days...

journal_title：Applied and environmental microbiology

authors： Chrisope GL,Fox CW,Marshall RT

更新日期：1976-05-01 00:00:00

abstract：:A single type of bacterium, tentatively identified as a member of the genus Bacillus, was isolated from 2 of 20 midguts of Douglas fir tussock moth larvae being fed a diet of fir needles. No bacteria could be isolated from most midguts. Although spherically shaped bodies were present in the food bolus, these bodies, i...

journal_title：Applied and environmental microbiology

authors： Andrews RE,Spence KD

更新日期：1980-11-01 00:00:00

abstract：:Continuous centrifugation of large volumes of water from natural southeastern lakes allowed quantitative detection of Legionella pneumophila by direct immunofluorescent staining. Positive samples were injected intraperitoneally into guinea pigs, and the L. pneumophila were isolated and identified by their morphologica...

journal_title：Applied and environmental microbiology

authors： Fliermans CB,Cherry WB,Orrison LH,Thacker L

更新日期：1979-06-01 00:00:00

abstract：:A modification of the Adler capillary assay was used to evaluate the chemotactic responses of several denitrifiers to nitrate and nitrite. Strong positive chemotaxis was observed to NO(3) and NO(2) by soil isolates of Pseudomonas aeruginosa, Pseudomonas fluorescens, and Pseudomonas stutzeri, with the peak response occ...

journal_title：Applied and environmental microbiology

authors： Kennedy MJ,Lawless JG

更新日期：1985-01-01 00:00:00

abstract：:Pyrene is a regulated pollutant at sites contaminated with polycyclic aromatic hydrocarbons (PAH). It is mineralized by some bacteria but is also transformed to nonmineral products by a variety of other PAH-degrading bacteria. We examined the formation of such products by four bacterial strains and identified and furt...

journal_title：Applied and environmental microbiology

authors： Kazunga C,Aitken MD

更新日期：2000-05-01 00:00:00

abstract：:A natural Spodoptera exigua multiple nucleopolyhedrovirus (SeMNPV) isolate from Florida shares a strikingly similar genotypic composition to that of a natural Spodoptera frugiperda MNPV (SfMNPV) isolate from Nicaragua. Both isolates comprise a high proportion of large-deletion genotypes that lack genes that are essent...

journal_title：Applied and environmental microbiology

authors： Serrano A,Williams T,Simón O,López-Ferber M,Caballero P,Muñoz D

更新日期：2013-02-01 00:00:00

abstract：:The thermotolerance of E. coli O157:H7 cells (strain 380-94) heated in pepperoni is reported. Information on the pattern of thermal inactivation of E. coli O157:H7 in pepperoni was applied in the development of heating processes designed to reduce E. coli O157:H7 numbers therein by 5 log(10) units. ...

journal_title：Applied and environmental microbiology

authors： Riordan DC,Duffy G,Sheridan JJ,Whiting RC,Blair IS,McDowell DA

更新日期：2000-04-01 00:00:00

abstract：:Trench leachate samples collected anoxically from shallow-land, low-level radioactive waste disposal sites were analyzed for total aerobic and anaerobic populations, sulfate reducers, denitrifiers, and methanogens. Among the several aerobic and anaerobic bacteria isolated, only Bacillus sp., Pseudomonas sp., Citrobact...

journal_title：Applied and environmental microbiology

authors： Francis AJ,Dobbs S,Nine BJ

更新日期：1980-07-01 00:00:00

abstract：:Five commercially available plastic containers were compared with glass for toxicity toward Babesia rodhaini and Babesia bigemina. Comparisons were made by using infectivity tests in mice (B. rodhaini) and cattle (B. bigemina). Low-density polypropylene and polystyrene containers were not toxic, but two of the three p...

journal_title：Applied and environmental microbiology

authors： Timms P

更新日期：1981-01-01 00:00:00

abstract：:Recent declines in bumble bee populations are of great concern and have prompted critical evaluations of the role of pathogen introductions and host resistance in bee health. One factor that may influence host resilience when facing infection is the gut microbiota. Previous experiments with Bombus terrestris, a Europe...

journal_title：Applied and environmental microbiology

authors： Mockler BK,Kwong WK,Moran NA,Koch H

更新日期：2018-03-19 00:00:00

abstract：:A radioisotope method was devised to study bacterial respiratory reduction of arsenate in sediments. The following two arsenic-rich soda lakes in California were chosen for comparison on the basis of their different salinities: Mono Lake (approximately 90 g/liter) and Searles Lake (approximately 340 g/liter). Profiles...

journal_title：Applied and environmental microbiology

authors： Kulp TR,Hoeft SE,Miller LG,Saltikov C,Murphy JN,Han S,Lanoil B,Oremland RS

更新日期：2006-10-01 00:00:00

abstract：:Pseudobactin production by Pseudomonas putida WCS358 significantly improves biological control of fusarium wilt caused by nonpathogenic Fusarium oxysporum Fo47b10 (P. Lemanceau, P. A. H. M. Bakker, W. J. de Kogel, C. Alabouvette, and B. Schippers, Appl. Environ. Microbiol. 58:2978-2982, 1992). The antagonistic effect ...

journal_title：Applied and environmental microbiology

authors： Lemanceau P,Bakker PA,De Kogel WJ,Alabouvette C,Schippers B

更新日期：1993-01-01 00:00:00

abstract：:Microbial communities in cores obtained from methane hydrate-bearing deep marine sediments (down to more than 300 m below the seafloor) in the forearc basin of the Nankai Trough near Japan were characterized with cultivation-dependent and -independent techniques. Acridine orange direct count data indicated that cell n...

journal_title：Applied and environmental microbiology

authors： Reed DW,Fujita Y,Delwiche ME,Blackwelder DB,Sheridan PP,Uchida T,Colwell FS

更新日期：2002-08-01 00:00:00

abstract：:Fecal droppings of migratory Canada geese, Branta canadensis, collected from nine sites near the Chesapeake Bay (Maryland), were examined for the presence of Cryptosporidium parvum and Giardia spp. Cryptosporidium sp. oocysts were found in feces at seven of nine sites, and Giardia cysts were found at all nine sites. T...

journal_title：Applied and environmental microbiology

authors： Graczyk TK,Fayer R,Trout JM,Lewis EJ,Farley CA,Sulaiman I,Lal AA

更新日期：1998-07-01 00:00:00

abstract：:The colonization of apple blossoms and leaves by Pseudomonas fluorescens EPS62e was monitored in greenhouse and field trials using cultivable cell counting and real-time PCR. The real-time PCR provided a specific quantitative method for the detection of strain EPS62e. The detection level was around 10(2) cells g (fres...

journal_title：Applied and environmental microbiology

authors： Pujol M,Badosa E,Manceau C,Montesinos E

更新日期：2006-04-01 00:00:00

abstract：:Digital dermatitis (DD) is an important cause of lameness in dairy cattle worldwide. It has now been reported in beef cattle and also sheep (contagious ovine digital dermatitis [CODD]). Three Treponema phylogroups are consistently isolated from lesions, Treponema medium-like, Treponema phagedenis-like, and Treponema p...

journal_title：Applied and environmental microbiology

authors： Sullivan LE,Carter SD,Duncan JS,Grove-White DH,Angell JW,Evans NJ

更新日期：2015-11-01 00:00:00

abstract：:Environmental contamination with compounds containing oxyanions of chlorine, such as perchlorate or chlorate [(per)chlorate] or chlorine dioxide, has been a constantly growing problem over the last 100 years. Although the fact that microbes reduce these compounds has been recognized for more than 50 years, only six or...

journal_title：Applied and environmental microbiology

authors： Coates JD,Michaelidou U,Bruce RA,O'Connor SM,Crespi JN,Achenbach LA

更新日期：1999-12-01 00:00:00

abstract：:The diagnostically important surface antigen pre-S2 of hepatitis B virus was produced in large amounts in the periplasmic space of Escherichia coli. The DNA fragments (pre-S2) coding the pre-S2 antigen were tandemly duplicated or triplicated and ligated in the same reading frame to a fragment containing the promoter a...

journal_title：Applied and environmental microbiology

authors： Kadokura H,Yoda K,Imai M,Yamasaki M

更新日期：1990-09-01 00:00:00

abstract：:Growth inhibition by isoleucine hydroxamate in Serratia marcescens was significantly enhanced by adding valine plus leucine and by using glycerol as the carbon source. Isoleucine hydroxamate-resistant mutants were isolated under conditions in which growth inhibition was enhanced. One of the mutants, strain GIHVLr2179,...

journal_title：Applied and environmental microbiology

authors： Kisumi M,Komatsubara S,Chibata I

更新日期：1977-12-01 00:00:00

abstract：:Dibenzothiophene (DBT) and its derivatives can be microbially desulfurized by enzymes DszC, DszA, and DszB, which are encoded by the operon dszABC and contribute to the conversion in tandem. We investigated the expression characteristics of the dsz operon. Our results revealed that the levels of transcription and tran...

journal_title：Applied and environmental microbiology

authors： Li GQ,Li SS,Zhang ML,Wang J,Zhu L,Liang FL,Liu RL,Ma T

更新日期：2008-02-01 00:00:00

abstract：:Two genes involved in aflatoxin B1 (AFB1) biosynthesis in Aspergillus parasiticus, nor-1 and ver-1, were localized to a 35-kb region on one A. parasiticus chromosome and to the genomic DNA fragment carried on a single cosmid, NorA. A physical and transcriptional map of the 35-kb genomic DNA insert in cosmid NorA was p...

journal_title：Applied and environmental microbiology

authors： Trail F,Mahanti N,Rarick M,Mehigh R,Liang SH,Zhou R,Linz JE

更新日期：1995-07-01 00:00:00

abstract：:A structural gene which codes for an extracellular lipase (EC 3.1.1.3) in Aeromonas hydrophila H3, which was isolated from a female hospitalized patient, was cloned in Escherichia coli by using pBR322 as a vector. Lipase purified from both A. hydrophila culture supernatant and the periplasmic fluids of E. coli contain...

journal_title：Applied and environmental microbiology

authors： Anguita J,Rodríguez Aparicio LB,Naharro G

更新日期：1993-08-01 00:00:00

abstract：:We examined growth of mixed microbial cultures (13 fungal species and one actinomycete species) and production of volatile compounds (VOCs) in typical building materials in outside walls, separating walls, and bathroom floors at various relative humidities (RHs) of air. Air samples from incubation chambers were adsorb...

journal_title：Applied and environmental microbiology

authors： Korpi A,Pasanen AL,Pasanen P

更新日期：1998-08-01 00:00:00