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Related Experiment Videos

Bone marrow processing with a gravity sedimentation technique: experience of 13 cases.

G Adorno1, M Tribalto, M Cantonetti

  • 1Cattedra di Ematologia, II Università degli Studi di Roma, Italy.

Haematologica
|January 1, 1990
PubMed
Summary

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This study processed bone marrow for leukemia and lymphoma patients using hydroxyethyl starch. The technique yielded viable mononuclear cells and progenitor cells, showing promise for autologous bone marrow transplantation.

Area of Science:

  • Hematology
  • Oncology
  • Cellular Biology

Background:

  • Bone marrow processing is crucial for hematopoietic stem cell transplantation.
  • Evaluating cell recovery and viability is essential for successful engraftment.
  • Leukemias and lymphomas are common indications for bone marrow procedures.

Observation:

  • 13 bone marrow samples were processed from patients with acute leukemias, lymphomas, and other cancers.
  • A gravity sedimentation technique using 6% hydroxyethyl starch was employed.
  • Mean recovery of mononuclear cells was 74.554%, with a mean yield of 0.754 x 10(8)/kg.

Findings:

  • Mean colony-forming unit-granulocyte-macrophage (CFU-GM) was 0.543 x 10(4)/kg.
  • One patient with acute myeloid leukemia (ANLL) underwent autologous bone marrow transplantation with full engraftment by day +14.

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  • The study highlights the potential of this method for cell harvesting and transplantation.

    • Implications:

    • The findings suggest the gravity sedimentation technique is effective for bone marrow processing.
    • Further research is needed to correlate in vitro CFU-GM growth with in vivo bone marrow engraftment.
    • This method may improve outcomes for patients undergoing autologous bone marrow transplantation.