Evidence map›Paper›PMID 42377631›Full record

ArticleMolecular biology reports2026

Exploring the antibacterial potential of a designed peptide against Gardnerella vaginalis.

Amanpreet Thakur, Puja Gupta, Sunil Sethi, Mansi Apreja, Sakeel Ahmed, Lalita Sharma

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Article in Molecular biology reports, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

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Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

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PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Amanpreet Thakur *Department of Biosciences, RIMT University, Mandi Gobindgarh, Sirhind, Punjab, India.
Puja Gupta *Department of Biosciences, RIMT University, Mandi Gobindgarh, Sirhind, Punjab, India. pujagupta.metagenomics@gmail.com.
Sunil SethiDepartment of Medical Microbiology, PGIMER, Chandigarh (Union Territory), India.
Mansi AprejaDepartment of Medical Microbiology, PGIMER, Chandigarh (Union Territory), India.
Sakeel AhmedDepartment of Pharmacology and Toxicology, NIPER Mohali, Punjab, India.
Lalita SharmaDepartment of Biosciences, RIMT University, Mandi Gobindgarh, Sirhind, Punjab, India.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundBacterial vaginosis (BV) is a common vaginal dysbiosis caused by Gardnerella vaginalis, a facultative anaerobic bacillus. The failure of conventional antibiotics and recurrence of bacterial vaginosis call for alternative novel therapeutic strategies. Antimicrobial peptides (AMPs) provide a targeted, resistance-sparing alternative with their broad-spectrum activity and distinct mode of action.

methodsTwo AMPs, i.e., TCCP-1 (cyclic) and ZMLP-2 (linear), were designed in silico from proteome sequences of Thymbra capitata and Zataria multiflora already available in NCBI. The designed peptides were chemically synthesized, evaluated for their antibacterial activity, cytotoxicity, hemolytic effects and mechanism of action against G.vaginalis.

resultsTCCP-1, a cyclic peptide with an MIC of 1.95 µg/mL against G. vaginalis showed minimal cytotoxicity even at 100 µg/mL, which is much higher than its MIC value (1.95 µg/mL). TCCP-1 maintained high cell viability at lower concentrations, while a concentration-dependent reduction in viability was observed at higher concentrations. In contrast, ZMLP-2, a linear AMP, showed weak antimicrobial activity with an MIC of 100 µg/mL, exhibited a moderate reduction in cell viability (~ 70-75%) when tested at 100 µg/mL or a concentration below its MIC. Both peptides showed the disruption of bacterial membranes and, therefore, support the re-establishment of healthy vaginal flora. More significantly, TCCP-1 demonstrated efficient antimicrobial activity against G.vaginalis along with decreased cytotoxicity, making it an excellent candidate for future in vivo studies and possible clinical uses.

conclusionsThus, plant-derived AMPs could prove to be useful, targeted, and sustainable alternatives to BV prevention while treating both resistance and recurrence.

Indexed as

Anti-Bacterial AgentsAntimicrobial Cationic PeptidesAntimicrobial PeptidesGardnerella vaginalisCell SurvivalFemaleHemolysisHumansMicrobial Sensitivity TestsPeptides, CyclicVaginosis, BacterialAnti-Bacterial AgentsAntimicrobial Cationic PeptidesAntimicrobial PeptidesPeptides, CyclicBacterial vaginosisCyclic peptidesGardnerella vaginalisMembrane disruptionPlant-derived antimicrobial peptides

Identifiers

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the Socratic graph.