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Study · Animal study (in vivo) · pig · 2015

2 results

Immunogenicity in Swine of Orally Administered Recombinant Lactobacillus plantarum Expressing Classical Swine Fever Virus E2 Protein in Conjunction with Thymosin α-1 as an Adjuvant.

Xu YG, Guan XT, Liu ZM, Tian CY, Cui LC

Applied and environmental microbiology27 Mar 2015Cited by 37 (Europe PMC)

Summary

The text of this summary is not shown here, because the article license does not allow reuse. Read it at the source (opens in a new tab)

Text rights: Publisher copyright. Results still quote short attributed sentences.

Results from this study2

1 result from studies that gave the peptide. No result from this study comes from people.

  1. 01AnimalAnimal study (in vivo)Efficacy outcome

    In pigs, an oral L. plantarum vaccine expressing E2 with thymosin alpha‑1 gave significantly different, better, immune responses than the vaccine expressing E2 alone.

    In plain wordsIn pigs, adding thymosin alpha‑1 to an oral swine fever vaccine gave better immune responses than the vaccine without it.

    Outcome
    IncreaseImmune responses with Tα1 adjuvant versus E2 alone
    Study

    pign: not reported in source

    Oral recombinant Lactobacillus plantarum vaccine against classical swine fever virus
    Comparator
    L. plantarum/pYG-E2 (E2 without Tα1)
    Outcome group
    Immune response · Immune and inflammation
    Studied dose
    Dose not stated · oralAs given in this study (pig).

    Source sentences

    Summary
    Significant differences (P < 0.05) in the levels of immune responses were observed between L. plantarum/pYG-E2-Tα1 and L. plantarum/pYG-E2, suggesting a better immunogenicity of L. plantarum/pYG-E2-Tα1 as a result of the Tα1 molecular adjuvant that can enhance immune responsiveness and augment speci…
    1 context sentence
    Summary · context
    In this study, genetically engineered Lactobacillus plantarum bacteria expressing CSFV E2 protein alone (L. plantarum/pYG-E2) and in combination with Tα1 (L. plantarum/pYG-E2-Tα1) were developed, and the immunogenicity of each as an oral vaccine to induce protective immunity against CSFV in pigs was evaluated.

Studies that did not test the peptide alone1

In this study, Thymosin alpha-1 was a lab tool or a carrier, part of a mix, or the subject of a lab method. These results are not evidence about taking Thymosin alpha-1.

  1. 02AnimalNot a test of Thymosin alpha-1 aloneAnimal study (in vivo)Efficacy outcome

    In pigs, an oral L. plantarum vaccine expressing E2 protein together with thymosin alpha‑1 induced IgA mucosal, IgG humoral and CTL cellular immune responses against classical swine fever virus.

    In plain wordsIn pigs, an oral swine fever vaccine that also carried thymosin alpha‑1 produced immune responses against the virus.

    Outcome
    IncreaseImmune responses to oral vaccine expressing E2 and thymosin alpha 1
    Study

    pign: not reported in source

    Oral recombinant Lactobacillus plantarum vaccine against classical swine fever virus
    Outcome group
    Immune response · Immune and inflammation

    Source sentences

    Summary
    The results showed that recombinant L. plantarum/pYG-E2 and L. plantarum/pYG-E2-Tα1 were both able to effectively induce protective immune responses in pigs against CSFV infection by eliciting immunoglobulin A (IgA)-based mucosal, immunoglobulin G (IgG)-based humoral, and CTL-based cellular immune r…

    In this study, Thymosin alpha-1 was a lab tool or a carrier, part of a mix, or the subject of a lab method. This result is not evidence about taking Thymosin alpha-1.

AI wrote and checked these results. AI can make mistakes, so check important results against the source.

Version history

PepBank keeps every version of the data on this study. Status changes from Retraction Watch, Europe PMC and Crossref are listed with their source.

  1. Version 3Current

    10 Oct 2026, 08:55 UTC

    Study results updated

  2. Version 2

    9 Oct 2026, 03:03 UTC

    Study data updated · source update from Europe PMC

  3. Version 1

    9 Oct 2026, 03:02 UTC

    First added · source update from Europe PMC

Subjects

Terms as the source lists them.

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