Biodegradable Electrospun PLGA Nanofibers Encapsulating Trichinella Spiralis Antigens

Published in International Journal of Nanomedicine, vol. 20 (2025) · Dove Press · Open access, CC BY-NC
DOI: 10.2147/IJN.S499161

Summary

The parasite Trichinella spiralis survives in its host by releasing products that dampen the immune response - and those same molecules, the ESL1 antigens, show promise for treating autoimmune diseases such as multiple sclerosis. The open question is timing: in a natural infection the antigens arrive gradually, and this study asks whether reproducing that controlled release improves the therapeutic effect. The antigens were encapsulated in biodegradable electrospun PLGA nanofibres, turning a parasite's evasion strategy into a delivery schedule.

Authors & Affiliations

  • Ljiljana Sabljić
    Institute for the Application of Nuclear Energy (INEP), University of Belgrade, Serbia
  • Nataša Radulović
    Institute for Biological Research "Siniša Stanković", University of Belgrade, Serbia
  • Jelena Đokić
    Institute of Molecular Genetics and Genetic Engineering, University of Belgrade, Serbia
  • Dusica B. Stojanovic
    Faculty of Technology and Metallurgy, University of Belgrade, Serbia
  • Dragana Radojević
    Institute of Molecular Genetics and Genetic Engineering, University of Belgrade, Serbia
  • Sofija Glamočlija
    Institute for the Application of Nuclear Energy (INEP), University of Belgrade, Serbia
  • Miroslav Dinić
    Institute of Molecular Genetics and Genetic Engineering, University of Belgrade, Serbia

Linari Electrospinning Systems

Linari Engineering electrospinning system
The nanofibres were prepared on a Linari Engineering system (Pisa, Italy), with the electrospinning conditions adjusted to obtain fine, uniform fibres suitable for antigen encapsulation. The paper does not name the model; see our range of electrospinning systems.

Topics

Autoimmune Disease Multiple Sclerosis Controlled Antigen Release Immunomodulation

Materials

PLGA ESL1 antigens
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