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Antimicrobial activity of European plum fruits (Prunus domestica L.) depending on altitude

Antimikrobna aktivnost plodova evropske šljive (Prunus domestica L.) u zavisnosti od nadmorske visine

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2023
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Authors
Paunović, Svetlana M.
Mašković, Pavle
Karaklajić-Stajić, Žaklina
Tomić, Jelena
Rilak, Boris
Article (Published version)
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Abstract
The research aimed to establish the antimicrobial activity of plum fruits in inhibiting the development of selected bacteria and fungi strains. Eight plum cultivars (‘Čačanska Rana’, ‘Čačanska Lepotica’, ‘Timočanka’, ‘Čačanska Najbolja’, ‘Mildora’, ‘Krina’, ‘Čačanska Rodna’ and ‘Stanley’) from two different growing locations (300 and 550 m altitudes) were included in the study. Antimicrobial activity of the plum extract was determined using the microdilution method (minimum inhibitory concentration – MIC). The antimicrobial activity significantly varied among the tested cultivars and altitudes. The cultivars showed different antibacterial activity, with MIC values ranging from 21.97 to 195.31 μg ml-1 and antifungal activity ranging from 21.97 to 63.49 μg ml-1. Depending on the altitude, antibacterial activity in the plum fruits ranged from 19.53 to 260.41 μg ml-1, and antifungal activity varied from 19.53 to 97.67 μg ml-1. In general, plum fruits showed the highest activity against Esc...herichia coli and Aspergillus niger. The obtained results suggested that plum fruits have significant antimicrobial activity, which can contribute to the global acceptance of plums as a functional food.

Cilj istraživanja je bio da se utvrdi antimikrobna aktivnost plodova šljive na inhibiciju razvoja odabranih sojeva bakterija i gljivica. Eksperimentom je obuhvaćeno osam sorti šljiva (Čačanska rana, Čačanska lepotica, Timočanka, Čačanska najbolja, Mildora, Krina, Čačanska rodna i Stanley) i dve različite lokacije gajenja sa različitom nadmorskom visinom (300 i 550 m). Antimikrobna aktivnost ekstrakta šljive određena je primenom mikrodilucione metode (minimalna inhibitorna koncentracija – MIC). Antimikrobna aktivnost je varirala između ispitivanih sorti i nadmorskih visina. Sorte su pokazale različitu antibakterijsku aktivnost, sa vrednostima MIC u rasponu od 21,97 do195,31 μg ml-1 i antifungalnu aktivnost u rasponu od 21,97 do 63,49 μg ml-1. U zavisnosti od nadmorske visine, antibakterijska aktivnost u plodovima šljive kretala se od 19,53 do 260,41 μg ml-1, dok je antifungalna aktivnost varirala od 19,53 do 97,67 μg ml-1. Generalno, plodovi šljive su pokazali najveću aktivnost protiv E...scherichia coli i Aspergillus niger. Dobijeni rezultati pokazuju da plodovi šljive imaju značajnu antimikrobnu aktivnost, što može doprineti globalnom prihvatanju šljive kao funkcionalno zdrave hrane.

Keywords:
Prunus domestica L. / cultivar / altitude / antibacterial activity / antifungal activity / sorta / nadmorska visina / antibakterijska aktivnost / antifungalna aktivnost
Source:
Voćarstvo, 2023, 57, 215–216, 57-63
Publisher:
  • Čačak : Naučno voćarsko društvo Srbije
Funding / projects:
  • Ministry of Education, Science and Technological Development, Republic of Serbia, Grant no. 200215 (Fruit Research Institute, Čačak) (RS-200215)

DOI: 10.18485/pomology.2023.57.215_216.6

ISSN: 1820-5054

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URI
https://refri.institut-cacak.org/handle/123456789/548
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Institut za voćarstvo

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