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Related Experiment Video

Updated: Nov 28, 2025

Preparation of Pooled Human Platelet Lysate pHPL as an Efficient Supplement for Animal Serum-Free Human Stem Cell Cultures
08:32

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Human platelet lysates for human cell propagation.

Lassina Barro1, Pierre-Alain Burnouf2, Ming-Li Chou3,4

  • 1International PhD Program in Biomedical Engineering, College of Biomedical Engineering,Taipei Medical University, Taipei, Taiwan.

Platelets
|November 30, 2020
PubMed
Summary

Human platelet lysate (HPL) is a superior, xeno-free supplement for expanding human cells in regenerative medicine. It enhances cell proliferation and function, proving effective across various cell types for therapeutic applications.

Keywords:
Cell propagationHPLcell therapyhuman platelet lysateregenerative medicine

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Area of Science:

  • Cell Biology
  • Regenerative Medicine
  • Biotechnology

Background:

  • Advanced therapeutic medicinal products require pathogen-free, xeno-free growth media for clinical translation.
  • Human platelet lysate (HPL) is emerging as a viable xeno-free alternative to fetal bovine serum (FBS).
  • Mesenchymal stromal cells (MSCs) are commonly used to evaluate growth supplements.

Purpose of the Study:

  • To evaluate the efficacy of human platelet lysate (HPL) as a xeno-free growth medium supplement for human cell propagation.
  • To compare the performance of HPL with fetal bovine serum (FBS) for various human cell types.
  • To support the clinical translation of cell therapies and regenerative medicine.

Main Methods:

  • Review of experimental studies comparing HPL and FBS for cell culture.
  • Analysis of cell proliferation, doubling times, clonogenicity, immunophenotype, differentiation, and functional assays.
  • Assessment of HPL's utility across diverse human cell sources and types.

Main Results:

  • HPL significantly improves MSC proliferation, reduces doubling times, and preserves critical cellular functions compared to FBS.
  • HPL supports the expansion of MSCs from various tissues (bone marrow, adipose, umbilical cord, etc.).
  • HPL is effective for propagating differentiated cells (chondrocytes, corneal cells, tenocytes) and immune cells (macrophages, dendritic cells, CAR-T cells).

Conclusions:

  • Human platelet lysate (HPL) demonstrates strong potential as a universal, xeno-free supplement for expanding therapeutic human cells.
  • HPL supports cell proliferation and function, making it suitable for transplantation and tissue engineering.
  • Further standardization and safety assessments of HPL are crucial for clinical-grade applications in regenerative medicine.