Potential of pseudomonas aeruginosa environmental isolates for biofilm formation
Potencijal formiranja biofilmova pseudomonas aeruginosa iz životne sredine
Апстракт
Biofilm formation is one of the main characteristic of Pseudomonas aeruginosa strains. This ability provide bacteria to survive in different, usually restrictivesss environmental conditions. In the same time, biofilm forming is a risk in a many field of industry, mainly in food industry. It is known that diverse P. aeruginosa strains from various environmental sources have different potention to form biofilms. In this paper it is examinated the potention to form biofilm four isolates of P. aeruginosa and based of this results, tested isolates have classificated into four groups. Biofilm formation tested in microtitar plates during the 24 hours at changed conditions of temperature (37°C and 22°C), pH (6 and 7) and concentration of NaCl (1% and 2%). Obtained results have shown that isolated P. aeruginosa have unsimilar ability to form biofilms. Biomass of formed biofilm was greater at 22°C than at 37°C. Also, acid conditions and higher concentration of salt had no inhibitory effect to bi...ofilm forming process.
Stvaranje biofilmova predstavlja jednu od glavnih osobina Pseudomonas aeruginosa koja omogućava ovoj bakteriji preživljavanje u različitim, često nepovoljnim uslovima životne sredine. Međutim, formiranje biofilmova predstavlja i faktor rizika u mnogim oblastima industrije, posebno prehrambene, pošto prisustvo čvrstih površina pruža dobre uslove za formiranje biofilma. Kako je poznato da izolati P. aeruginosa koji potiču iz različitih uzoraka poreklom iz životne sredine imaju različit potencijal da formiraju biofilmove, u ovom radu je ispitana sposobnost formiranja biofilmova četiri izolata ove bakterije i izvršena njihova klasifikacija u odnosu na ovu osobinu. Primenjen je statički test u mikrotitar pločama u trajanju od 24 sata u različitim uslovima temperature (37°C i 22°C), pH (6 i 7) i koncentracije NaCl (1 i 2%). Dobijeni rezultati su pokazali da izolati P. aeruginosa imaju različitu sposobnost da formiraju biofilmove, da je masa formiranih biofilmova bila veća na 22°C, kao i da p...romenjeni uslovi sredine nisu inhibirali stvaranje biofilmova.
Кључне речи:
Pseudomonas aeruginosa / biofilm formation / static test / Pseudomonas aeruginosa / biofilmovi / statički modelИзвор:
Zaštita materijala, 2016, 57, 3, 449-454Издавач:
- Inženjersko društvo za koroziju, Beograd
Финансирање / пројекти:
- Биодиверзитет као потенцијал у екоремедијационим технологијама оштећених екосистема (RS-MESTD-Technological Development (TD or TR)-31080)
- Advancing research in agricultural and food sciences at Faculty of Agriculture, University of Belgrade (EU-FP7-316004)
Институција/група
Poljoprivredni fakultetTY - JOUR AU - Vujović, Bojana AU - Rudić, Željka AU - Kljujev, Igor AU - Rajković, Dobrica AU - Božić, Mile AU - Raičević, Vera PY - 2016 UR - http://aspace.agrif.bg.ac.rs/handle/123456789/4228 AB - Biofilm formation is one of the main characteristic of Pseudomonas aeruginosa strains. This ability provide bacteria to survive in different, usually restrictivesss environmental conditions. In the same time, biofilm forming is a risk in a many field of industry, mainly in food industry. It is known that diverse P. aeruginosa strains from various environmental sources have different potention to form biofilms. In this paper it is examinated the potention to form biofilm four isolates of P. aeruginosa and based of this results, tested isolates have classificated into four groups. Biofilm formation tested in microtitar plates during the 24 hours at changed conditions of temperature (37°C and 22°C), pH (6 and 7) and concentration of NaCl (1% and 2%). Obtained results have shown that isolated P. aeruginosa have unsimilar ability to form biofilms. Biomass of formed biofilm was greater at 22°C than at 37°C. Also, acid conditions and higher concentration of salt had no inhibitory effect to biofilm forming process. AB - Stvaranje biofilmova predstavlja jednu od glavnih osobina Pseudomonas aeruginosa koja omogućava ovoj bakteriji preživljavanje u različitim, često nepovoljnim uslovima životne sredine. Međutim, formiranje biofilmova predstavlja i faktor rizika u mnogim oblastima industrije, posebno prehrambene, pošto prisustvo čvrstih površina pruža dobre uslove za formiranje biofilma. Kako je poznato da izolati P. aeruginosa koji potiču iz različitih uzoraka poreklom iz životne sredine imaju različit potencijal da formiraju biofilmove, u ovom radu je ispitana sposobnost formiranja biofilmova četiri izolata ove bakterije i izvršena njihova klasifikacija u odnosu na ovu osobinu. Primenjen je statički test u mikrotitar pločama u trajanju od 24 sata u različitim uslovima temperature (37°C i 22°C), pH (6 i 7) i koncentracije NaCl (1 i 2%). Dobijeni rezultati su pokazali da izolati P. aeruginosa imaju različitu sposobnost da formiraju biofilmove, da je masa formiranih biofilmova bila veća na 22°C, kao i da promenjeni uslovi sredine nisu inhibirali stvaranje biofilmova. PB - Inženjersko društvo za koroziju, Beograd T2 - Zaštita materijala T1 - Potential of pseudomonas aeruginosa environmental isolates for biofilm formation T1 - Potencijal formiranja biofilmova pseudomonas aeruginosa iz životne sredine EP - 454 IS - 3 SP - 449 VL - 57 DO - 10.5937/ZasMat1603449V ER -
@article{ author = "Vujović, Bojana and Rudić, Željka and Kljujev, Igor and Rajković, Dobrica and Božić, Mile and Raičević, Vera", year = "2016", abstract = "Biofilm formation is one of the main characteristic of Pseudomonas aeruginosa strains. This ability provide bacteria to survive in different, usually restrictivesss environmental conditions. In the same time, biofilm forming is a risk in a many field of industry, mainly in food industry. It is known that diverse P. aeruginosa strains from various environmental sources have different potention to form biofilms. In this paper it is examinated the potention to form biofilm four isolates of P. aeruginosa and based of this results, tested isolates have classificated into four groups. Biofilm formation tested in microtitar plates during the 24 hours at changed conditions of temperature (37°C and 22°C), pH (6 and 7) and concentration of NaCl (1% and 2%). Obtained results have shown that isolated P. aeruginosa have unsimilar ability to form biofilms. Biomass of formed biofilm was greater at 22°C than at 37°C. Also, acid conditions and higher concentration of salt had no inhibitory effect to biofilm forming process., Stvaranje biofilmova predstavlja jednu od glavnih osobina Pseudomonas aeruginosa koja omogućava ovoj bakteriji preživljavanje u različitim, često nepovoljnim uslovima životne sredine. Međutim, formiranje biofilmova predstavlja i faktor rizika u mnogim oblastima industrije, posebno prehrambene, pošto prisustvo čvrstih površina pruža dobre uslove za formiranje biofilma. Kako je poznato da izolati P. aeruginosa koji potiču iz različitih uzoraka poreklom iz životne sredine imaju različit potencijal da formiraju biofilmove, u ovom radu je ispitana sposobnost formiranja biofilmova četiri izolata ove bakterije i izvršena njihova klasifikacija u odnosu na ovu osobinu. Primenjen je statički test u mikrotitar pločama u trajanju od 24 sata u različitim uslovima temperature (37°C i 22°C), pH (6 i 7) i koncentracije NaCl (1 i 2%). Dobijeni rezultati su pokazali da izolati P. aeruginosa imaju različitu sposobnost da formiraju biofilmove, da je masa formiranih biofilmova bila veća na 22°C, kao i da promenjeni uslovi sredine nisu inhibirali stvaranje biofilmova.", publisher = "Inženjersko društvo za koroziju, Beograd", journal = "Zaštita materijala", title = "Potential of pseudomonas aeruginosa environmental isolates for biofilm formation, Potencijal formiranja biofilmova pseudomonas aeruginosa iz životne sredine", pages = "454-449", number = "3", volume = "57", doi = "10.5937/ZasMat1603449V" }
Vujović, B., Rudić, Ž., Kljujev, I., Rajković, D., Božić, M.,& Raičević, V.. (2016). Potential of pseudomonas aeruginosa environmental isolates for biofilm formation. in Zaštita materijala Inženjersko društvo za koroziju, Beograd., 57(3), 449-454. https://doi.org/10.5937/ZasMat1603449V
Vujović B, Rudić Ž, Kljujev I, Rajković D, Božić M, Raičević V. Potential of pseudomonas aeruginosa environmental isolates for biofilm formation. in Zaštita materijala. 2016;57(3):449-454. doi:10.5937/ZasMat1603449V .
Vujović, Bojana, Rudić, Željka, Kljujev, Igor, Rajković, Dobrica, Božić, Mile, Raičević, Vera, "Potential of pseudomonas aeruginosa environmental isolates for biofilm formation" in Zaštita materijala, 57, no. 3 (2016):449-454, https://doi.org/10.5937/ZasMat1603449V . .