Isolation of Lactobacillus species from fermented Parkia biglobosa seed and screening for their probiotic activity

Abstract. Food fermentation has been a tradition for decades due to its immense benefits. Lactic acid bacteria are known to possess probiotic potential due to various chemical antimicrobial substances they produce. This research was aimed at isolating Lactobacillus spp. from locally fermented locust...

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Main Authors: K. Kuti, I.M. Hussaini, A. Usman, A. Isa
Format: Article
Language:English
Published: Trakia University. Faculty of Agriculture, Stara Zagora 2021-06-01
Series:Agricultural Science and Technology
Subjects:
Online Access:https://agriscitech.eu/isolation-of-lactobacillus-species-from-fermented-parkia-biglobosa-seed-and-screening-for-their-probiotic-activity/
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author K. Kuti
I.M. Hussaini
A. Usman
A. Isa
author_facet K. Kuti
I.M. Hussaini
A. Usman
A. Isa
author_sort K. Kuti
collection DOAJ
description Abstract. Food fermentation has been a tradition for decades due to its immense benefits. Lactic acid bacteria are known to possess probiotic potential due to various chemical antimicrobial substances they produce. This research was aimed at isolating Lactobacillus spp. from locally fermented locust beans and screening the isolates for their probiotic potential. A total of 20 samples of fermented locust beans (P. biglobosa) were collected and processed. The samples were inoculated onto de-Mann Rogosa Sharpe (MRS) media and incubated anaerobically. The isolates with characteristic colonial morphology of Lactobacillus sp. were characterized using Gram staining and biochemical tests. Lactobacillus spp. isolates were screened in-vitro for probiotic potential using the following parameters, tolerance of low pH, bile tolerance and antimicrobial activity. Four isolates of Lactobacillus species consisting of Lactobacillus fermentum and Lactobacillus plantarum were isolated from different fermented locust beans. All isolates showed tolerance to low pH and bile concentration of 3.04 and 0.3%, respectively. The Lactobacillus species isolates showed varying antibacterial activity against all test bacteria with isolate S06 (L. plantarum) showing the highest degree of antibacterial activity. In conclusion, the Lactobacillus species isolated from fermented locust beans can serve as probiotic candidate.
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spelling doaj.art-0703d9c815fc45e0b8c3898dbe2f61d52022-12-21T18:27:46ZengTrakia University. Faculty of Agriculture, Stara ZagoraAgricultural Science and Technology1313-88201314-412X2021-06-0113221221610.15547/ast.2021.02.034Isolation of Lactobacillus species from fermented Parkia biglobosa seed and screening for their probiotic activityK. Kuti I.M. Hussaini A. UsmanA. IsaAbstract. Food fermentation has been a tradition for decades due to its immense benefits. Lactic acid bacteria are known to possess probiotic potential due to various chemical antimicrobial substances they produce. This research was aimed at isolating Lactobacillus spp. from locally fermented locust beans and screening the isolates for their probiotic potential. A total of 20 samples of fermented locust beans (P. biglobosa) were collected and processed. The samples were inoculated onto de-Mann Rogosa Sharpe (MRS) media and incubated anaerobically. The isolates with characteristic colonial morphology of Lactobacillus sp. were characterized using Gram staining and biochemical tests. Lactobacillus spp. isolates were screened in-vitro for probiotic potential using the following parameters, tolerance of low pH, bile tolerance and antimicrobial activity. Four isolates of Lactobacillus species consisting of Lactobacillus fermentum and Lactobacillus plantarum were isolated from different fermented locust beans. All isolates showed tolerance to low pH and bile concentration of 3.04 and 0.3%, respectively. The Lactobacillus species isolates showed varying antibacterial activity against all test bacteria with isolate S06 (L. plantarum) showing the highest degree of antibacterial activity. In conclusion, the Lactobacillus species isolated from fermented locust beans can serve as probiotic candidate.https://agriscitech.eu/isolation-of-lactobacillus-species-from-fermented-parkia-biglobosa-seed-and-screening-for-their-probiotic-activity/antimicrobial activityfermentationlocal locust beanspotentialprobiotic
spellingShingle K. Kuti
I.M. Hussaini
A. Usman
A. Isa
Isolation of Lactobacillus species from fermented Parkia biglobosa seed and screening for their probiotic activity
Agricultural Science and Technology
antimicrobial activity
fermentation
local locust beans
potential
probiotic
title Isolation of Lactobacillus species from fermented Parkia biglobosa seed and screening for their probiotic activity
title_full Isolation of Lactobacillus species from fermented Parkia biglobosa seed and screening for their probiotic activity
title_fullStr Isolation of Lactobacillus species from fermented Parkia biglobosa seed and screening for their probiotic activity
title_full_unstemmed Isolation of Lactobacillus species from fermented Parkia biglobosa seed and screening for their probiotic activity
title_short Isolation of Lactobacillus species from fermented Parkia biglobosa seed and screening for their probiotic activity
title_sort isolation of lactobacillus species from fermented parkia biglobosa seed and screening for their probiotic activity
topic antimicrobial activity
fermentation
local locust beans
potential
probiotic
url https://agriscitech.eu/isolation-of-lactobacillus-species-from-fermented-parkia-biglobosa-seed-and-screening-for-their-probiotic-activity/
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AT imhussaini isolationoflactobacillusspeciesfromfermentedparkiabiglobosaseedandscreeningfortheirprobioticactivity
AT ausman isolationoflactobacillusspeciesfromfermentedparkiabiglobosaseedandscreeningfortheirprobioticactivity
AT aisa isolationoflactobacillusspeciesfromfermentedparkiabiglobosaseedandscreeningfortheirprobioticactivity