KUSHKEVYCH, Ivan, Petr KOLLÁR, Ana Luísa FERREIRA and Diogo PALMA. Antimicrobial effect of salicylamide derivatives against intestinal sulfate-reducing bacteria. Journal of Applied Biomedicine. 2016, vol. 2016, 14(2), p. 125-130. ISSN 1214-021X. Available from: https://dx.doi.org/10.1016/j.jab.2016.01.005.
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Basic information
Original name Antimicrobial effect of salicylamide derivatives against intestinal sulfate-reducing bacteria
Authors KUSHKEVYCH, Ivan, Petr KOLLÁR, Ana Luísa FERREIRA and Diogo PALMA.
Edition Journal of Applied Biomedicine, 2016, 1214-021X.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10600 1.6 Biological sciences
Country of publisher Czech Republic
Confidentiality degree is not subject to a state or trade secret
WWW URL
Impact factor Impact factor: 1.433
Organization unit Faculty of Science
Doi http://dx.doi.org/10.1016/j.jab.2016.01.005
UT WoS 000373608500007
Keywords in English Sulfate-reducing bacteria; Desulfovibrio piger; Desulfomicrobium sp.; Salicylamides; Bowel disease; Lipophilicity; Structure–activity relationships
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Changed by Changed by: Ing. Nicole Zrilić, učo 240776. Changed: 13/4/2018 10:43.
Abstract
Sulfate-reducing bacteria (SRB) are most likely involved in both the initiation and maintenance of inflammatory bowel disease (IBD); unfortunately present antibacterial chemotherapeutics used in the treatment of IBD have been ineffective. Thus, the antimicrobial activity of salicylamide derivatives against two different genera of intestinal SRB, Desulfovibrio and Desulfomicrobium, was investigated. Six 2-(phenylcarbamoyl)phenyl N-[(benzyloxy)carbonyl]alkanoates and three 2-hydroxy-N-[(2S)-1-oxo-1-(phenylamino)alkan-2-yl]benzamides showed MIC values in the range from 0.22 to 0.35 microM against Desulfovibrio piger Vib-7 and in the range from 0.27 to 8.52 microM against Desulfomicrobium sp. Rod-9, while MIC values of ciprofloxacin were 41.2 microM and 39.3 microM. The highest potency against the two strains was observed for 4-chloro-N-{(2S)-1-[(3,4-dichlorophenyl)amino]-3-methyl-1-oxobutan-2-yl}-2-hydroxybenzamide (MIC 0.22 microM and 0.27 microM). 4-Chloro-2-[(4-nitrophenyl)carbamoyl]phenyl (2S)-2-{[(benzyloxy)carbonyl]amino}-3-methylbutanoate showed high activity against D. piger Vib-7 (MIC = 0.26 microM), while 4-chloro-2-[(4-methylphenyl)carbamoyl]phenyl (2S)-2-[(tert-butoxycarbonyl)amino]-3-(1H-indol-2-yl)propanoate expressed high activity against Desulfomicrobium sp. Rod-9 (MIC = 0.31 microM). Structure–activity relationships are discussed.
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