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Related Experiment Videos

Factors for PBPC collection efficiency and collection predictors.

Kazuma Ikeda1, Teruhiko Kozuka, Mine Harada

  • 1Division of Blood Transfusion, Okayama University Medical School, 2-5-1 Shikata-cho, Okayama 700-8558, Japan. kazakeda@md.okayama-u.ac.jp

Transfusion and Apheresis Science : Official Journal of the World Apheresis Association : Official Journal of the European Society for Haemapheresis
|November 24, 2004
PubMed
Summary

Collection efficiency for peripheral blood stem cells (PBSCs) depends on patient factors, mobilization strategies, and apheresis parameters. Optimizing these elements is key for successful autologous and allogeneic transplantation outcomes.

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Area of Science:

  • Hematology
  • Transplantation Medicine
  • Cellular Therapy

Background:

  • Peripheral blood stem cell (PBSC) collection efficiency is crucial for autologous and allogeneic transplantation.
  • Several patient-specific and treatment-related factors influence PBSC yield.
  • Optimizing PBSC collection remains a challenge in transplantation.

Purpose of the Study:

  • To review factors influencing the efficiency of peripheral blood stem cell collection.
  • To identify key variables affecting both autologous and allogeneic PBSC transplantation.
  • To highlight current strategies and future directions in improving PBSC mobilization and collection.

Main Methods:

  • Literature review of factors impacting PBSC collection.
  • Analysis of patient-related variables (age, diagnosis, prior treatments).

Related Experiment Videos

  • Evaluation of mobilization strategies (cytokines, chemotherapy) and apheresis parameters (timing, equipment).

    • Main Results:

    • Patient age, diagnosis, prior chemoradiotherapy, and bone marrow involvement affect autologous PBSC collection.
    • Mobilizing agents, apheresis timing, and machine settings impact PBSC collection for both transplant types.
    • Donor age and gender are significant for allogeneic PBSC yield.
    • Peripheral blood CD34+ cell counts serve as predictive surrogate markers for harvest success.

    Conclusions:

    • PBSC collection efficiency is multifactorial, requiring consideration of patient, disease, and procedural elements.
    • Standardized procedures based on CD34+ cell counts aid in predicting and optimizing PBSC harvest.
    • Ongoing research into novel mobilization agents and factors aims to improve prediction and management of poor mobilization.