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Related Experiment Videos

Characterizing CD43 expression in haematogones using multicolor flow cytometric analysis.

Lawrence Tsao1, Adriana I Colovai, Jie-Gen Jiang

  • 1Department of Pathology, Columbia University, New York, NY 10032, USA.

British Journal of Haematology
|March 10, 2005
PubMed
Summary
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Haematogones, or immature B cells, can resemble lymphoblasts. New research shows CD43 expression, when combined with CD20, aids in identifying these cells using flow cytometry.

Area of Science:

  • Immunology
  • Hematology
  • Cell Biology

Background:

  • Haematogones are precursor B cells found in bone marrow.
  • They can be morphologically mistaken for lymphoblasts.
  • Distinguishing haematogones typically requires multicolour flow cytometry.

Purpose of the Study:

  • To investigate the expression pattern of CD43 in haematogones.
  • To determine if CD43 can be a useful marker for haematogone identification.
  • To compare CD43 expression patterns with established markers like CD10 and CD20.

Main Methods:

  • Utilized multicolour flow cytometry.
  • Analyzed antibody combinations including CD43, CD10, and CD20.
  • Examined antigen expression patterns in bone marrow samples.

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Main Results:

  • CD43 is consistently expressed in haematogones.
  • The expression pattern of CD43 is reproducible.
  • CD43 expression, particularly with CD20, mirrors CD10 patterns.

Conclusions:

  • CD43 expression is a reliable feature of haematogones.
  • CD43, in conjunction with other markers, can improve haematogone identification.
  • This finding aids in differentiating haematogones from lymphoblasts in flow cytometry analysis.