Effect of heat and filter sterilization on the efficiency of coleus aromaticus as an antibacterial agent against diabetic wound pathogens

Objective: The purpose of the present study is to evaluate the effect of sterilization on the efficiency of Coleus aromaticus on eradicating diabetic wound pathogens.Methods: The investigation was explored by deploying disc diffusion, Minimum Inhibitory Concentration (MIC), Minimum Bactericidal Conc...

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Main Authors: K., Muniandy,, Z., Hassan,, M.H., Mohd Isa,
Format: Article
Language:en_US
Published: International Journal of Pharmacy and Pharmaceutical Science 2015
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Online Access:http://ddms.usim.edu.my/handle/123456789/8787
http://innovareacademics.in/journals/index.php/ijpps/article/view/2636/pdf_327
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spelling my.usim-87872015-12-31T07:47:32Z Effect of heat and filter sterilization on the efficiency of coleus aromaticus as an antibacterial agent against diabetic wound pathogens K., Muniandy, Z., Hassan, M.H., Mohd Isa, Coleus aromaticus Disc diffusion Filter sterilization Heat sterilization Minimum bactericidal concentration Minimumm inhibitory concentration Time kill assay Wound pathogens Objective: The purpose of the present study is to evaluate the effect of sterilization on the efficiency of Coleus aromaticus on eradicating diabetic wound pathogens.Methods: The investigation was explored by deploying disc diffusion, Minimum Inhibitory Concentration (MIC), Minimum Bactericidal Concentration (MBC) and time kill studies on Escherichia coli, Staphylococcus aureus, Klebsiella pneumonia, Pseudomonas aeruginosa and Proteus mirabilis.Results: Zone of inhibition was 17.5-27.0 mm for unsterilized extract, 11.0-20.0 mm for heat sterilized extract and 6.0-12.0 mm for filter sterilized extract. MIC ranged from 1.02-2.60 mg/ml for unsterilized extract, 2.60-5.21 mg/ml for heat sterilized extract and 8.33-18.75 mg/ml for filter sterilized extract. MBC ranged from 2.60-8.33 mg/ml for unsterilized extract and much higher values were noted with heat and filter sterilized extract. Time kill assay showed log reduction of more than 3 in 2 x MIC unsterilized extract on microorganisms tested. Both heat and filter sterilized extract didn’t show 3 log or more reduction even at 2 x MIC. However, better log reduction was observed in heat sterilized extract compared to filter sterilized extract.Conclusion: C. aromaticus is a potent antibacterial agent and heat sterilization could be used to prepare this agent pharmaceutically. The evaluation on the effect of other sterilization methods on its efficiency as an antimicrobial wound remedy is highly suggested. 2015-07-13T07:46:41Z 2015-07-13T07:46:41Z 2014 Article 9751491 http://ddms.usim.edu.my/handle/123456789/8787 http://innovareacademics.in/journals/index.php/ijpps/article/view/2636/pdf_327 en_US International Journal of Pharmacy and Pharmaceutical Science
institution Universiti Sains Islam Malaysia
building USIM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universit Sains Islam i Malaysia
content_source USIM Institutional Repository
url_provider http://ddms.usim.edu.my/
language en_US
topic Coleus aromaticus
Disc diffusion
Filter sterilization
Heat sterilization
Minimum bactericidal concentration
Minimumm inhibitory concentration
Time kill assay
Wound pathogens
spellingShingle Coleus aromaticus
Disc diffusion
Filter sterilization
Heat sterilization
Minimum bactericidal concentration
Minimumm inhibitory concentration
Time kill assay
Wound pathogens
K., Muniandy,
Z., Hassan,
M.H., Mohd Isa,
Effect of heat and filter sterilization on the efficiency of coleus aromaticus as an antibacterial agent against diabetic wound pathogens
description Objective: The purpose of the present study is to evaluate the effect of sterilization on the efficiency of Coleus aromaticus on eradicating diabetic wound pathogens.Methods: The investigation was explored by deploying disc diffusion, Minimum Inhibitory Concentration (MIC), Minimum Bactericidal Concentration (MBC) and time kill studies on Escherichia coli, Staphylococcus aureus, Klebsiella pneumonia, Pseudomonas aeruginosa and Proteus mirabilis.Results: Zone of inhibition was 17.5-27.0 mm for unsterilized extract, 11.0-20.0 mm for heat sterilized extract and 6.0-12.0 mm for filter sterilized extract. MIC ranged from 1.02-2.60 mg/ml for unsterilized extract, 2.60-5.21 mg/ml for heat sterilized extract and 8.33-18.75 mg/ml for filter sterilized extract. MBC ranged from 2.60-8.33 mg/ml for unsterilized extract and much higher values were noted with heat and filter sterilized extract. Time kill assay showed log reduction of more than 3 in 2 x MIC unsterilized extract on microorganisms tested. Both heat and filter sterilized extract didn’t show 3 log or more reduction even at 2 x MIC. However, better log reduction was observed in heat sterilized extract compared to filter sterilized extract.Conclusion: C. aromaticus is a potent antibacterial agent and heat sterilization could be used to prepare this agent pharmaceutically. The evaluation on the effect of other sterilization methods on its efficiency as an antimicrobial wound remedy is highly suggested.
format Article
author K., Muniandy,
Z., Hassan,
M.H., Mohd Isa,
author_facet K., Muniandy,
Z., Hassan,
M.H., Mohd Isa,
author_sort K., Muniandy,
title Effect of heat and filter sterilization on the efficiency of coleus aromaticus as an antibacterial agent against diabetic wound pathogens
title_short Effect of heat and filter sterilization on the efficiency of coleus aromaticus as an antibacterial agent against diabetic wound pathogens
title_full Effect of heat and filter sterilization on the efficiency of coleus aromaticus as an antibacterial agent against diabetic wound pathogens
title_fullStr Effect of heat and filter sterilization on the efficiency of coleus aromaticus as an antibacterial agent against diabetic wound pathogens
title_full_unstemmed Effect of heat and filter sterilization on the efficiency of coleus aromaticus as an antibacterial agent against diabetic wound pathogens
title_sort effect of heat and filter sterilization on the efficiency of coleus aromaticus as an antibacterial agent against diabetic wound pathogens
publisher International Journal of Pharmacy and Pharmaceutical Science
publishDate 2015
url http://ddms.usim.edu.my/handle/123456789/8787
http://innovareacademics.in/journals/index.php/ijpps/article/view/2636/pdf_327
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score 13.222552