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Data · dataset · 2026

<p>Tukey post hoc test (Concentration).</p>

Listed in ZivaHub and Deakin Research Online and DMU Figshare and UCL Research Data Repository — shown once because both records carry DOI 10.1371/journal.pone.0358840.s005

<div><p>The study assessed the antibacterial and antibiofilm capability of <i>Vernonia amygdalina</i> and <i>Senna siamea</i> against both ESBL- and non-ESBL-producing bacteria.

Description

The result from the phytochemical screening revealed that secondary metabolites such as alkaloids, flavonoids, saponins, tannins, coumarins, triterpenoids, and phytosteroids were present in both plants, except glycosides, which were exclusively detected in <i>Vernonia amygdalina</i>.

The antibacterial activity showed that <i>Senna siamea</i> had its highest zone of inhibition against <i>K. pneumoniae</i>, whereas <i>Vernonia amygdalina</i> recorded its highest effect on <i>E. coli</i>. The MIC values for <i>Senna siamea</i> ranged from 6.25 to 25.00 mg/mL, while the MICs of <i>Vernonia amygdalina</i> ranged from 12.50 ± 0.00 to 50.00 ± 0.00 mg/mL. Combination testing indicated synergy between the two extracts only for <i>E. coli</i>.

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Antibiofilm assays showed clear dose-dependent inhibition. At 100 mg/mL, <i>Vernonia amygdalina</i> showed 99.01% inhibition against ESBL <i>K. pneumoniae</i>, while <i>Senna siamea</i> at the same concentration reached 99.72% against <i>S. aureus</i>. These data demonstrate the relevant antibacterial and antibiofilm activities for each extract and support continuing efforts that could include them in new strategies against resistant pathogens, including ESBL-producers.</p></div>

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Provenance · 4 source records, 37 field assertions
SourceKeyLast seenRaw
ZivaHuboai:figshare.com:article/3404750611 d agoJSON v1
Deakin Research Onlineoai:figshare.com:article/3404750611 d agoJSON v1
DMU Figshareoai:figshare.com:article/3404750611 d agoJSON v1
UCL Research Data Repositoryoai:figshare.com:article/3404750611 d agoJSON v1
FieldAssertionExtractorEvidence
access_levelsource · zivahub uct ac zaconnector:zivahub_uct_ac_za@1.0.0
concepts[disease].local:disease:cancermapping · figshare dmu ac ukvocabulary-mapper@1.0.0keywords['Cancer']
concepts[disease].local:disease:cancermapping · rdr ucl ac ukvocabulary-mapper@1.0.0keywords['Cancer']
concepts[disease].local:disease:cancermapping · dro deakin edu auvocabulary-mapper@1.0.0keywords['Cancer']
concepts[disease].local:disease:cancermapping · zivahub uct ac zavocabulary-mapper@1.0.0keywords['Cancer']
concepts[field].anzsrc:group:3103mapping · figshare dmu ac ukvocabulary-mapper@1.0.0keywords['Ecology']
concepts[field].anzsrc:group:3103mapping · rdr ucl ac ukvocabulary-mapper@1.0.0keywords['Ecology']
concepts[field].anzsrc:group:3103mapping · dro deakin edu auvocabulary-mapper@1.0.0keywords['Ecology']
concepts[field].anzsrc:group:3103mapping · zivahub uct ac zavocabulary-mapper@1.0.0keywords['Ecology']
concepts[field].anzsrc:group:3107mapping · zivahub uct ac zavocabulary-mapper@1.0.0keywords['Microbiology']
concepts[field].anzsrc:group:3107mapping · dro deakin edu auvocabulary-mapper@1.0.0keywords['Microbiology']
concepts[field].anzsrc:group:3107mapping · rdr ucl ac ukvocabulary-mapper@1.0.0keywords['Microbiology']
concepts[field].anzsrc:group:3107mapping · figshare dmu ac ukvocabulary-mapper@1.0.0keywords['Microbiology']
concepts[field].anzsrc:group:3108mapping · rdr ucl ac ukvocabulary-mapper@1.0.0keywords['Plant Biology']
concepts[field].anzsrc:group:3108mapping · zivahub uct ac zavocabulary-mapper@1.0.0keywords['Plant Biology']
concepts[field].anzsrc:group:3108mapping · dro deakin edu auvocabulary-mapper@1.0.0keywords['Plant Biology']
concepts[field].anzsrc:group:3108mapping · figshare dmu ac ukvocabulary-mapper@1.0.0keywords['Plant Biology']
concepts[field].local:field:chemistrymapping · zivahub uct ac zaconnector:zivahub_uct_ac_za@1.0.0
concepts[field].local:field:chemistrymapping · rdr ucl ac ukconnector:rdr_ucl_ac_uk@1.0.0
concepts[field].local:field:chemistrymapping · figshare dmu ac ukconnector:figshare_dmu_ac_uk@1.0.0
concepts[field].local:field:chemistrymapping · dro deakin edu auconnector:dro_deakin_edu_au@1.0.0
concepts[field].local:field:earth-environmentalmapping · zivahub uct ac zaconnector:zivahub_uct_ac_za@1.0.0
concepts[field].local:field:earth-environmentalmapping · dro deakin edu auconnector:dro_deakin_edu_au@1.0.0
concepts[field].local:field:earth-environmentalmapping · figshare dmu ac ukconnector:figshare_dmu_ac_uk@1.0.0
concepts[field].local:field:earth-environmentalmapping · rdr ucl ac ukconnector:rdr_ucl_ac_uk@1.0.0
concepts[field].local:field:life-sciencesmapping · rdr ucl ac ukconnector:rdr_ucl_ac_uk@1.0.0
concepts[field].local:field:life-sciencesmapping · zivahub uct ac zaconnector:zivahub_uct_ac_za@1.0.0
concepts[field].local:field:life-sciencesmapping · dro deakin edu auconnector:dro_deakin_edu_au@1.0.0
concepts[field].local:field:life-sciencesmapping · figshare dmu ac ukconnector:figshare_dmu_ac_uk@1.0.0
concepts[field].local:field:medicine-healthmapping · figshare dmu ac ukconnector:figshare_dmu_ac_uk@1.0.0
concepts[field].local:field:medicine-healthmapping · rdr ucl ac ukconnector:rdr_ucl_ac_uk@1.0.0
concepts[field].local:field:medicine-healthmapping · dro deakin edu auconnector:dro_deakin_edu_au@1.0.0
concepts[field].local:field:medicine-healthmapping · zivahub uct ac zaconnector:zivahub_uct_ac_za@1.0.0
descriptionsource · zivahub uct ac zaconnector:zivahub_uct_ac_za@1.0.0/metadata/dc/description
licensesource · zivahub uct ac zaconnector:zivahub_uct_ac_za@1.0.0/metadata/dc/rights
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titlesource · zivahub uct ac zaconnector:zivahub_uct_ac_za@1.0.0/metadata/dc/title