Antimicrobial and anti-biofilm effect of a novel BODIPY photosensitizer against Pseudomonas aeruginosa PAO1
Research output: Contribution to journal › Journal article › Research › peer-review
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Antimicrobial and anti-biofilm effect of a novel BODIPY photosensitizer against Pseudomonas aeruginosa PAO1. / Orlandi, Viviana Teresa; Rybtke, Morten; Caruso, Enrico; Banfi, Stefano; Tolker-Nielsen, Tim; Barbieri, Paola.
In: Biofouling, Vol. 30, No. 8, 09.2014, p. 883-91.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Antimicrobial and anti-biofilm effect of a novel BODIPY photosensitizer against Pseudomonas aeruginosa PAO1
AU - Orlandi, Viviana Teresa
AU - Rybtke, Morten
AU - Caruso, Enrico
AU - Banfi, Stefano
AU - Tolker-Nielsen, Tim
AU - Barbieri, Paola
PY - 2014/9
Y1 - 2014/9
N2 - Photodynamic therapy (PDT) combines the use of organic dyes (photosensitizers, PSs) and visible light in order to elicit a photo-oxidative stress which causes bacterial death. GD11, a recently synthesized PS belonging to the boron-dipyrromethene (BODIPY) class, was demonstrated to be efficient against planktonic cultures of Pseudomonas aeruginosa, causing a 7 log unit reduction of viable cells when administered at 2.5 μM. The effectiveness of GD11 against P. aeruginosa biofilms grown in flow-cells and microtiter trays was also demonstrated. Confocal laser scanning microscopy of flow-cell-grown biofilms suggests that the treatment has a biocidal effect against bacterial biofilm cells.
AB - Photodynamic therapy (PDT) combines the use of organic dyes (photosensitizers, PSs) and visible light in order to elicit a photo-oxidative stress which causes bacterial death. GD11, a recently synthesized PS belonging to the boron-dipyrromethene (BODIPY) class, was demonstrated to be efficient against planktonic cultures of Pseudomonas aeruginosa, causing a 7 log unit reduction of viable cells when administered at 2.5 μM. The effectiveness of GD11 against P. aeruginosa biofilms grown in flow-cells and microtiter trays was also demonstrated. Confocal laser scanning microscopy of flow-cell-grown biofilms suggests that the treatment has a biocidal effect against bacterial biofilm cells.
U2 - 10.1080/08927014.2014.940921
DO - 10.1080/08927014.2014.940921
M3 - Journal article
C2 - 25184429
VL - 30
SP - 883
EP - 891
JO - Biofouling
JF - Biofouling
SN - 0892-7014
IS - 8
ER -
ID: 129018341