2005
DOI: 10.1309/x5vv6fkjq6mublpx
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CD58 Expression Decreases as Nonmalignant B Cells Mature in Bone Marrow and Is Frequently Overexpressed in Adult and Pediatric Precursor B-Cell Acute Lymphoblastic Leukemia

Abstract: We used flow cytometry to determine the CD58 expression on nonmalignant B cells at different stages of maturation in the bone marrow and compared it with that of blasts in adult and pediatric precursor B-cell acute lymphoblastic leukemia (B-ALL). The mean fluorescence intensity (MFI) of CD58 expression decreased significantly as nonmalignant B cells differentiated in the bone marrow from an early to a mature stage. Few nonneoplastic B cells at a mid or mature stage of development expressed CD58 MFI values comp… Show more

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Cited by 30 publications
(10 citation statements)
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“…In addition, CD38 + CD58-is an independent poor prognostic factor in pediatric patients with Ph − B-cell ALL, who have shorter survival and higher risk of relapse (192). As nonmalignant B cells differentiate from early to mature stages in the bone marrow, the expression of CD58 gradually reduces, while it is usually upregulated in pediatric and adult B-cell ALL (193). The expression of CD58 is remarkably higher in ALL blasts than that in normal B cells, whereas there is no significant difference between regenerated and normal B cells (194).…”
Section: Hematological Malignancies Acute Lymphoid Leukemiamentioning
confidence: 99%
“…In addition, CD38 + CD58-is an independent poor prognostic factor in pediatric patients with Ph − B-cell ALL, who have shorter survival and higher risk of relapse (192). As nonmalignant B cells differentiate from early to mature stages in the bone marrow, the expression of CD58 gradually reduces, while it is usually upregulated in pediatric and adult B-cell ALL (193). The expression of CD58 is remarkably higher in ALL blasts than that in normal B cells, whereas there is no significant difference between regenerated and normal B cells (194).…”
Section: Hematological Malignancies Acute Lymphoid Leukemiamentioning
confidence: 99%
“…On average, less than one of these false positive cells was indistinguishable from Nalm-6 cells and probably represent very rare B-cell progenitors in normal peripheral blood (29). For further differentiation of Nalm-6 cells, we used CD58 (LFA3), a useful marker for identifying B-lineage ALL as it expresses in B-lineage ALL cells at higher levels than in normal CD19 + /CD10 + B cell progenitors in about 50% of patients (28,30–32). In flow cytometry analysis, the Nalm-6 cells displayed a phenotype of CD10 + CD66b − CD19 + CD58 hi (Data not shown).…”
Section: Resultsmentioning
confidence: 99%
“…The CD58 is an interesting LAIP marker since it is highly expressed in malignant B-cells, but found at low levels in normal/regenerating B-cell precursors and mature B-cells. 17 , 18 …”
Section: Classification Panel For B Cell Precursor Acute Lymphoblastic Leukemia/lymphomamentioning
confidence: 99%