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- Author:
- Robinson, C.V.; Bishop, A.H.
- Source:
- Journal of applied microbiology 2019 v.126 no.6 pp. 1700-1707
- ISSN:
- 1364-5072
- Subject:
- Bacillus anthracis; coatings; decontamination; enzyme activity; equipment; fluorescence; gels; hyaluronic acid; prioritization; risk; spores
- Abstract:
- ... AIMS: To develop a gel formulation to trigger a visual signal for rapid disclosure of the location and extent of surface contamination with viable Bacillus anthracis spores. METHODS AND RESULTS: Methylumbelliferyl‐α‐d‐glucopyranoside was combined with hyaluronic acid to produce a gel that could be applied to a surface as a coating. It remained hydrated for a sufficient time for α‐glucosidase activ ...
- DOI:
- 10.1111/jam.14226
- PubMed:
- 30776160
- PubMed Central:
- PMC6850754
-
http://dx.doi.org/10.1111/jam.14226
- Author:
- Solís‐González, C.J.; Loza‐Tavera, H.
- Source:
- Journal of applied microbiology 2019 v.126 no.6 pp. 1643-1656
- ISSN:
- 1364-5072
- Subject:
- acetone; anaerobic conditions; anthracenes; bacteria; bacterial communities; biodegradation; bioremediation; chromium; denitrification; foams; genetic engineering; landfills; metabolism; nitrates; nonylphenols; oxygen; oxytetracycline; pollutants; polyurethanes; quinoline; sewage; sludge; solvents; tetracycline; toluene; triclosan; wastewater treatment; xenobiotics
- Abstract:
- ... Alicycliphilus is a promising candidate for participating in the development of novel xenobiotics bioremediation processes. Members of the Alicycliphilus genus are environmental bacteria mostly found in polluted sites such as landfills and contaminated watercourses, and in sewage sludges from wastewater treatment plants. They exhibit a versatile metabolism and the ability to use oxygen, nitrate an ...
- DOI:
- 10.1111/jam.14207
-
http://dx.doi.org/10.1111/jam.14207
- Author:
- Sarkar, A.; Chatterjee, A.; Mandal, S.; Chattopadhyay, B.
- Source:
- Journal of applied microbiology 2019 v.126 no.6 pp. 1742-1750
- ISSN:
- 1364-5072
- Subject:
- Gram-positive bacteria; Lysinibacillus; compression strength; concrete; durability; hot springs; microbial communities; pH; ultrasonics
- Abstract:
- ... AIMS: Hot springs have always drawn attention due to their unique chemical richness and the presence of different microbial communities. The use of hot spring bacteria in concrete technology is our primary focus; isolation of an alkaliphilic bacterium from the Bakreshwar hot springs having longer survival and better efficacy towards cementitious environment was the basis of our study's design. MET ...
- DOI:
- 10.1111/jam.14236
-
http://dx.doi.org/10.1111/jam.14236
- Author:
- Issa, R.; Chanishvili, N.; Caplin, J.; Kakabadze, E.; Bakuradze, N.; Makalatia, K.; Cooper, I.
- Source:
- Journal of applied microbiology 2019 v.126 no.6 pp. 1657-1667
- ISSN:
- 1364-5072
- Subject:
- Pseudomonas aeruginosa; adsorption; antibiotic resistance; antibiotics; bacteria; bacteriophages; biofilm; ciprofloxacin; host strains; morphs; pyocyanin; virulence
- Abstract:
- ... AIMS: This paper presents the potential of environmentally sourced bacteriophages to affect the growth of clinical isolates of Pseudomonas aeruginosa biofilms, and assesses the respective plaque morphotypes presented by each bacteriophage, in vitro. METHODS AND RESULTS: Bacterial host strains were typed for their ability to produce the quorum sensing‐controlled virulence factor pyocyanin, and then ...
- DOI:
- 10.1111/jam.14241
-
http://dx.doi.org/10.1111/jam.14241
- Author:
- Gualpa, J.; Lopez, G.; Nievas, S.; Coniglio, A.; Halliday, N.; Cámara, M.; Cassán, F.
- Source:
- Journal of applied microbiology 2019 v.126 no.6 pp. 1850-1860
- ISSN:
- 1364-5072
- Subject:
- Agrobacterium radiobacter; Azospirillum brasilense; Chromobacterium violaceum; Rhizobium; bacteria; bioinformatics; crops; enzymes; lactones; liquid chromatography; models; quorum sensing; spectroscopy
- Abstract:
- ... AIMS: The aim of this research was to analyse the quorum‐sensing (QS) and quorum‐quenching (QQ) mechanisms based on N‐acyl‐l‐homoserine lactones (AHLs) in Azospirillum brasilense Az39, a strain with remarkable capacity to benefit a wide range of crops under agronomic conditions. METHODS AND RESULTS: We performed an in silico and in vitro analysis of the quorum mechanisms in A. brasilense Az39. The ...
- DOI:
- 10.1111/jam.14269
-
http://dx.doi.org/10.1111/jam.14269
- Author:
- Tyler, Heather L.
- Source:
- Journal of applied microbiology 2019 v.126 no.6 pp. 1797-1807
- ISSN:
- 1364-5072
- Subject:
- agricultural land; bacterial communities; community structure; crop residues; disturbed soils; enzyme activity; genes; microbial biomass; no-tillage; organic matter; reduced tillage; ribosomal RNA; soil microorganisms; soil quality
- Abstract:
- ... AIMS: The purpose of this study was to assess impacts of long‐term reduced tillage and no till management on bacterial communities in agricultural field soils. METHODS AND RESULTS: Samples from surface soils were collected from field plots maintained under reduced tillage and no till conditions for 14 years. No till soils had significantly higher microbial biomass, as well as β‐glucosidase activit ...
- DOI:
- 10.1111/jam.14267
-
http://dx.doi.org/10.1111/jam.14267
- Author:
- Kayar Dogan, E.; Abaci Gunyar, O.; Topal, F.; Alper, E.; Ekinci, N.
- Source:
- Journal of applied microbiology 2019 v.126 no.6 pp. 1891-1898
- ISSN:
- 1364-5072
- Subject:
- DNA; adenocarcinoma; bacteria; biopsy; dysbiosis; esophagus; gastroesophageal reflux; histology; humans; microbial load; patients; people; polymerase chain reaction
- Abstract:
- ... AIMS: The purpose of this study is to compare distal oesophagus of persons with and without gastric reflux in terms of bacterial load and presence of certain bacterial species. METHODS AND RESULTS: Two biopsy specimens were obtained from the distal oesophagus at 5 cm above the gastroesophageal junction of each of the 50 patients (20 with normal oesophagus and 30 with reflux oesophagitis) under end ...
- DOI:
- 10.1111/jam.14250
-
http://dx.doi.org/10.1111/jam.14250
- Author:
- Gao, H.; Chi, X.; Qin, W.; Wang, L.; Song, P.; Cai, Z.; Zhang, J.; Zhang, T.
- Source:
- Journal of applied microbiology 2019 v.126 no.6 pp. 1869-1878
- ISSN:
- 1364-5072
- Subject:
- Bacteroidetes; Equus kiang; Firmicutes; Spirochaetes; Tenericutes; animal health; asses; disease prevalence; ex situ conservation; feces; growth performance; high-throughput nucleotide sequencing; intestinal microorganisms; intestines; nutrition; ribosomal RNA; risk; wild animals; wildlife; winter
- Abstract:
- ... AIMS: The gut microbiota has a great effect on the health and nutrition of the host. Manipulation of the intestinal microbiota may improve animal health and growth performance. The objectives of our study were to characterize the faecal microbiota between wild and captive Tibetan wild asses and discuss the differences and their reasons. METHODS AND RESULTS: Through high‐throughput sequencing of th ...
- DOI:
- 10.1111/jam.14240
- PubMed:
- 30825354
- PubMed Central:
- PMC6849810
-
http://dx.doi.org/10.1111/jam.14240
- Author:
- Neher, D.A.; Cutler, A.J.; Weicht, T.R.; Sharma, M.; Millner, P.D.
- Source:
- Journal of applied microbiology 2019 v.126 no.6 pp. 1910-1922
- ISSN:
- 1364-5072
- Subject:
- Escherichia coli; ammonium nitrogen; bioavailability; biomass; biotic factors; community structure; compost extracts; dairy manure; field experimentation; fruits; intestinal microorganisms; laboratory experimentation; microbial communities; nutrients; poultry; poultry manure; risk assessment; soil; soil amendments; spinach; vegetable growing; vermicomposts
- Abstract:
- ... AIMS: The aim was to determine the survival and persistence of Escherichia coli in soil amended with compost from different manure sources. METHOD AND RESULTS: Complex interactions of abiotic and biotic factors on E. coli survival were characterized in field experiment plots receiving randomly assigned compost treatments: dairy windrow, dairy vermicompost, poultry windrow or no compost. Biomass, a ...
- DOI:
- 10.1111/jam.14268
-
http://dx.doi.org/10.1111/jam.14268
- Author:
- Loo, A.; Bivins, A.; John, V.; Becker, S.; Evanchec, S.; George, A.; Hernandez, V.; Mullaney, J.; Tolentino, L.; Yoo, R.; Nagarnaik, P.; Labhasetwar, P.; Brown, J.
- Source:
- Journal of applied microbiology 2019 v.126 no.6 pp. 1944-1954
- ISSN:
- 1364-5072
- Subject:
- Escherichia coli; Klebsiella; drinking water; infrastructure; laboratory techniques; longitudinal studies; microfiltration; risk; risk estimate; rural areas; sanitation; villages; water quality; India
- Abstract:
- ... AIMS: To evaluate a low‐cost water quality test for at‐scale drinking water safety estimation in rural India. METHODS AND RESULTS: Within a longitudinal study to characterize variability in household drinking water safety in rural Maharashtra, we piloted a low‐cost presence–absence (LCPA) microbial test designed to be used by volunteer residents in rural areas. In comparing the LCPA results with s ...
- DOI:
- 10.1111/jam.14253
-
http://dx.doi.org/10.1111/jam.14253
- Author:
- Agustín, M.d.R.; Viceconte, F.R.; Vela Gurovic, M.S.; Costantino, A.; Brugnoni, L.I.
- Source:
- Journal of applied microbiology 2019 v.126 no.6 pp. 1808-1820
- ISSN:
- 1364-5072
- Subject:
- Candida kefyr; Candida krusei; Candida tropicalis; Rhodotorula rubra; adhesion; beverages; biofilm; cleaning agents; farnesol; fluorescence microscopy; food industry; fruit juices; gas chromatography-mass spectrometry; headspace analysis; natamycin; phenylethyl alcohol; plate count; quorum sensing; solid phase microextraction; solvents; stainless steel; ultrafiltration; yeasts
- Abstract:
- ... AIMS: Cells limit the cell number of dense biofilms by releasing self‐inhibitory molecules. Here, we aim to assess the effectiveness of yeast quorum sensing (QS) molecules and the antifungal agent natamycin against yeast biofilms of strains commonly isolated from fruit juice ultrafiltration membranes. METHODS AND RESULTS: Yeast QS molecules, such as tyrosol, 2‐phenylethanol and farnesol, were dete ...
- DOI:
- 10.1111/jam.14248
-
http://dx.doi.org/10.1111/jam.14248
- Author:
- Jiang, R.; Chen, X.; Lian, J.; Huang, L.; Cai, J.; Xu, Z.
- Source:
- Journal of applied microbiology 2019 v.126 no.6 pp. 1751-1760
- ISSN:
- 1364-5072
- Subject:
- Cucumis melo; Escherichia coli; NADP (coenzyme); bioprocess engineering; bioprocessing; chromosomes; culture flasks; enzymes; genes; lycopene; metabolic engineering; pentose phosphate cycle; tricarboxylic acid cycle
- Abstract:
- ... AIMS: This study aimed to achieve efficient production of pseudoionone in Escherichia coli. METHODS AND RESULTS: Firstly, a stable lycopene‐producing strain was constructed by integrating lycopene biosynthetic pathway into the chromosome. Further introduction of the Cucumis melo carotenoid cleavage dioxygenase 1 (cmCCD1) gene resulted in the production of pseudoionone. Then, the tricarboxylic acid ...
- DOI:
- 10.1111/jam.14245
-
http://dx.doi.org/10.1111/jam.14245
- Author:
- Cai, D.; Rao, Y.; Zhan, Y.; Wang, Q.; Chen, S.
- Source:
- Journal of applied microbiology 2019 v.126 no.6 pp. 1632-1642
- ISSN:
- 1364-5072
- Subject:
- Bacillus (bacteria); RNA; cell growth; engineering; enzymes; genes; heterologous gene expression; secretion; spores; transcription factors
- Abstract:
- ... Bacillus species are widely recognized as good industrial platform strains, which can produce a variety of valuable products including enzymes and functional proteins. Bacillus expression systems gain various competitive edges over other expression systems, with respect to nontoxicity, convenience for gene modification and high yield of target proteins. Recently, a number of Bacillus expression sy ...
- DOI:
- 10.1111/jam.14192
-
http://dx.doi.org/10.1111/jam.14192
- Author:
- Amat, S.; Baines, D.; Timsit, E.; Hallewell, J.; Alexander, T.W.
- Source:
- Journal of applied microbiology 2019 v.126 no.6 pp. 1668-1682
- ISSN:
- 1364-5072
- Subject:
- Haemophilus somni; Mannheimia haemolytica serotype 1; Pasteurella multocida; antimicrobial properties; bacteria; bovine respiratory disease; cattle; cell lines; chemical composition; cytotoxicity; essential oils; feedlots; fennel; gas chromatography-mass spectrometry; growth retardation; minimum inhibitory concentration; multiple drug resistance; nasopharynx; pathogens; serotypes; thyme
- Abstract:
- ... AIMS: The objective of this study was to determine antimicrobial activities of essential oils (EOs) against bovine respiratory disease (BRD) pathogens and nasopharyngeal commensal bacteria, as well as cytotoxicity in bovine turbinate (BT) cells in vitro. METHODS AND RESULTS: The chemical composition of 16 EOs was determined using gas chromatography–mass spectrometry. All EOs were first evaluated f ...
- DOI:
- 10.1111/jam.14238
-
http://dx.doi.org/10.1111/jam.14238
- Author:
- Salem, M.Z.M.; Behiry, S.I.; EL‐Hefny, M.
- Source:
- Journal of applied microbiology 2019 v.126 no.6 pp. 1683-1699
- ISSN:
- 1364-5072
- Subject:
- Eucalyptus camaldulensis; Fusarium culmorum; Matricaria chamomilla; Melia azedarach; Penicillium chrysogenum; Thanatephorus cucumeris; Vitex; aerial parts; air drying; antifungal properties; beta-caryophyllene; beta-sitosterol; biopesticides; cineole; flowers; food packaging; fruits; fungi; fungicides; hexane; leaves; limonene; oils; packaging materials; sabinene; transportation; vegetables; wood
- Abstract:
- ... AIMS: Wood as a packing tool is used for packaging and transportation of fruits and vegetables for a time period varying from hours to days. During transportation, fruits and vegetables can be affected by moulds with significant postharvest problems. The present study describes the possibility of using wood‐treated oil fungicide of n‐hexane extracts from Eucalyptus camaldulensis (aerial parts), Vi ...
- DOI:
- 10.1111/jam.14256
-
http://dx.doi.org/10.1111/jam.14256
- Author:
- Huang, T.‐M.; Chou, C.‐C.
- Source:
- Journal of applied microbiology 2019 v.126 no.6 pp. 1899-1909
- ISSN:
- 1364-5072
- Subject:
- adults; animal rescue shelters; bacteria; cities; dogs; enterotoxins; genes; genotype; humans; juveniles; methicillin-resistant Staphylococcus aureus; nose; pets; risk; summer; winter; Taiwan
- Abstract:
- ... AIMS: Methicillin‐sensitive and methicillin‐resistant Staphylococcus aureus (MSSA and MRSA, respectively) in the nostrils of dogs and workers at an animal shelter were cultured. Staphylococcal toxin genes were analysed to identify potential health concerns. METHODS AND RESULTS: Samples were obtained from 441 dogs and 9 workers. The respective isolation rates of S. aureus and MRSA were 49·0% (216/4 ...
- DOI:
- 10.1111/jam.14266
-
http://dx.doi.org/10.1111/jam.14266
- Author:
- Foysal, M.J.; Momtaz, F.; Robiul Kawser, A.Q.M.; Chaklader, M.R.; Siddik, M.A.B.; Lamichhane, B.; Tay, A.C.Y.; Rahman, M.M.; Fotedar, R.
- Source:
- Journal of applied microbiology 2019 v.126 no.6 pp. 1879-1890
- ISSN:
- 1364-5072
- Subject:
- Aeromonas; Escherichia coli; Klebsiella pneumoniae; Staphylococcus aureus; Tenualosa ilisha; Vibrio cholerae; ampicillin; antibiotic resistance; bacteria; bacterial communities; disease transmission; fish; genes; high-throughput nucleotide sequencing; hindgut; humans; kanamycin; markets; microbiome; multiple drug resistance; neomycin; polymerase chain reaction; raw fish; risk; sulfamethoxazole; tetracycline; transportation; virulence; virulent strains; water pollution; waterborne diseases; Bangladesh
- Abstract:
- ... AIMS: This study conducted bacterial community, virulence and antibiogram profiling inside the hindgut and skin of freshly caught hilsa fish and those sold at markets. METHODS AND RESULTS: The results of 16S rRNA‐based high‐throughput sequencing showed a higher number of bacterial genera in marketed fish samples than in fresh fish samples. The total operational taxonomic units, genus counts and di ...
- DOI:
- 10.1111/jam.14257
-
http://dx.doi.org/10.1111/jam.14257
- Author:
- Louati, I.; Hadrich, B.; Nasri, M.; Belbahri, L.; Woodward, S.; Mechichi, T.
- Source:
- Journal of applied microbiology 2019 v.126 no.6 pp. 1761-1771
- ISSN:
- 1364-5072
- Subject:
- Pseudomonas aeruginosa; bioaugmentation; cadmium; chromium; copper; decolorization; dyes; heavy metals; ions; kinetics; median effective concentration; models; textile industry; wastewater; zinc
- Abstract:
- ... AIM: The effect of heavy metals presence on the decolourization of Reactive Black 5 by Pseudomonas aeruginosa was evaluated. METHODS AND RESULTS: In the current study, a newly isolated strain identified as P. aeruginosa strain Gb 30 was selected for its ability to remove high concentration of Reactive Black 5 and resistance to several heavy metals (Cu²⁺>Zn²⁺>Cd²⁺>Cr⁶⁺). Strain Gb30 was used to ass ...
- DOI:
- 10.1111/jam.14262
-
http://dx.doi.org/10.1111/jam.14262
- Author:
- Ranalli, G.; Zanardini, E.; Rampazzi, L.; Corti, C.; Andreotti, A.; Colombini, M.P.; Bosch‐Roig, P.; Lustrato, G.; Giantomassi, C.; Zari, D.; Virilli, P.
- Source:
- Journal of applied microbiology 2019 v.126 no.6 pp. 1785-1796
- ISSN:
- 1364-5072
- Subject:
- Fourier transform infrared spectroscopy; Pseudomonas stutzeri; agar; bacteria; biological treatment; biotechnology; cleaning; gas chromatography-mass spectrometry; gels; lipids; Vatican
- Abstract:
- ... AIMS: This study reports the results of the application of a new agar‐gauze biogel system activated with viable bacterial cells to altered wall paintings. METHODS AND RESULTS: Biocleaning using agar biogel and agar‐gauze biogel systems was performed onsite by direct application to altered wall painting surfaces (25–1000 cm²). The treatments were performed for the restoration of two original Italia ...
- DOI:
- 10.1111/jam.14275
-
http://dx.doi.org/10.1111/jam.14275
- Author:
- Han, J.‐Y.; Song, W.‐J.; Kang, D.‐H.
- Source:
- Journal of applied microbiology 2019 v.126 no.6 pp. 1923-1930
- ISSN:
- 1364-5072
- Subject:
- Escherichia coli O157; Salmonella Typhimurium; agar; cell suspension culture; liquids; microorganisms; milk; pathogens; phenolsulfonphthalein; selective media; sorbitol; yeast extract
- Abstract:
- ... AIMS: The purpose of this research was to determine optimum conditions for broth recovery of heat‐injured Salmonella Typhimurium and Escherichia coli O157:H7. METHODS AND RESULTS: Exposure to 55°C for 15 and 25 min, respectively, induced cellular injury to those pathogens. Comparison was made with the commonly used overlay method using selective medium for recovering sublethally injured cells of S ...
- DOI:
- 10.1111/jam.14263
-
http://dx.doi.org/10.1111/jam.14263