Screening of antibacterial activity of raspberry (Rubus idaeus L.) fruit and pomace extracts

Antibacterial activity of fruit and pomace extracts (concentration 50 mg/ml) of two raspberry (Rubus idaeus L.) cultivars (Meeker and Willamette) was tested against selected Gram-positive and Gram-negative bacteria (reference and wild strains). Disc diffusion method with 15 μl of extracts and aga...

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Main Authors: Velićanski Aleksandra S., Cvetković Dragoljub D., Markov Siniša L.
Format: Article
Language:English
Published: Faculty of Technology, Novi Sad 2012-01-01
Series:Acta Periodica Technologica
Subjects:
Online Access:http://www.doiserbia.nb.rs/img/doi/1450-7188/2012/1450-71881243305V.pdf
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author Velićanski Aleksandra S.
Cvetković Dragoljub D.
Markov Siniša L.
author_facet Velićanski Aleksandra S.
Cvetković Dragoljub D.
Markov Siniša L.
author_sort Velićanski Aleksandra S.
collection DOAJ
description Antibacterial activity of fruit and pomace extracts (concentration 50 mg/ml) of two raspberry (Rubus idaeus L.) cultivars (Meeker and Willamette) was tested against selected Gram-positive and Gram-negative bacteria (reference and wild strains). Disc diffusion method with 15 μl of extracts and agar-well diffusion method with 50 and 100 μl were used. Antibiotic (cefotaxime/clavulanic acid) was used as a control. Both raspberry fruit extracts showed the strongest antibacterial activity against Pseudomonas aeruginosa (wild strain) and Bacillus cereus, where the largest clear zones (without growth) appeared. Escherichia coli was the most resistant strain, with only zone of reduced growth. The highest antibacterial activity of pomace extracts was against Staphylococcus aureus and Staphylococcus saprophyticus. There were no differences in the antibacterial activity between cultivars for both fruit and pomace extracts. [Projekat Ministarstva nauke Republike Srbije, br. TR 31044]
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spelling doaj.art-268ee3ccdac54b048caaaa1be75b91d62022-12-21T21:09:40ZengFaculty of Technology, Novi SadActa Periodica Technologica1450-71882012-01-0120124330531310.2298/APT1243305VScreening of antibacterial activity of raspberry (Rubus idaeus L.) fruit and pomace extractsVelićanski Aleksandra S.Cvetković Dragoljub D.Markov Siniša L.Antibacterial activity of fruit and pomace extracts (concentration 50 mg/ml) of two raspberry (Rubus idaeus L.) cultivars (Meeker and Willamette) was tested against selected Gram-positive and Gram-negative bacteria (reference and wild strains). Disc diffusion method with 15 μl of extracts and agar-well diffusion method with 50 and 100 μl were used. Antibiotic (cefotaxime/clavulanic acid) was used as a control. Both raspberry fruit extracts showed the strongest antibacterial activity against Pseudomonas aeruginosa (wild strain) and Bacillus cereus, where the largest clear zones (without growth) appeared. Escherichia coli was the most resistant strain, with only zone of reduced growth. The highest antibacterial activity of pomace extracts was against Staphylococcus aureus and Staphylococcus saprophyticus. There were no differences in the antibacterial activity between cultivars for both fruit and pomace extracts. [Projekat Ministarstva nauke Republike Srbije, br. TR 31044]http://www.doiserbia.nb.rs/img/doi/1450-7188/2012/1450-71881243305V.pdfRubus idaeus L.raspberry fruit and pomace extractsantibacterial activityagar diffusion method
spellingShingle Velićanski Aleksandra S.
Cvetković Dragoljub D.
Markov Siniša L.
Screening of antibacterial activity of raspberry (Rubus idaeus L.) fruit and pomace extracts
Acta Periodica Technologica
Rubus idaeus L.
raspberry fruit and pomace extracts
antibacterial activity
agar diffusion method
title Screening of antibacterial activity of raspberry (Rubus idaeus L.) fruit and pomace extracts
title_full Screening of antibacterial activity of raspberry (Rubus idaeus L.) fruit and pomace extracts
title_fullStr Screening of antibacterial activity of raspberry (Rubus idaeus L.) fruit and pomace extracts
title_full_unstemmed Screening of antibacterial activity of raspberry (Rubus idaeus L.) fruit and pomace extracts
title_short Screening of antibacterial activity of raspberry (Rubus idaeus L.) fruit and pomace extracts
title_sort screening of antibacterial activity of raspberry rubus idaeus l fruit and pomace extracts
topic Rubus idaeus L.
raspberry fruit and pomace extracts
antibacterial activity
agar diffusion method
url http://www.doiserbia.nb.rs/img/doi/1450-7188/2012/1450-71881243305V.pdf
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