Table II.
Antigen expression in B-ALL (n=855), T-ALL (n=209) and Non APL AML (n=261, excluding AML-not otherwise classified).
| Antigens | Expression, n/N (%) | ||
|---|---|---|---|
| B-ALL | T-ALL | Non APL AML | |
| CD 45 | 669/771(86.8) | 185/186(99) | 78/79(98.7) |
| TdT | 802/843(95) | 171/206(83) | 24/98(24.5) |
| CD34 | 519/833(62.3) | 51/200(25.5) | 68/123(55.3) |
| CD117 | 3/150(2) | 3/91(3.3) | 74/109(67.8) |
| CD79a | 814/815(99.8) | 20/180(11.1) | 6/90(6.6) |
| CD 19 | 769/776(99) | 0/187 | 5/90(5.5) |
| CD22 | 590/642(92) | 2/166(1.2) | 3/73(4.1) |
| CD20 | 434/731(59.4) | 0/161 | 0/65 |
| CD10 | 792/836(94.7) | 95/177(53.6) | 2/63(3.2) |
| CD3 | 0/829 | 209/209(100) | 0/114 |
| CD5 | - | 166/184(90.2) | 23/50(46) |
| CD4 | 3/163(1.8) | 162/204(79.4) | 23/50(46) |
| CD8 | - | 109/203(53.7) | 0/24 |
| CD7 | - | 22/24(91.7) | - |
| CD4/8 co-expression | - | 102/203(50.2) | - |
| CD4/8 double negative | - | 35/203(17.2) | - |
| CD4pos/CD8neg | - | 59/172(34.3) | - |
| CD8pos/CD4neg | - | 7/203(3.4) | - |
| MPO (Cyto/IHC/FC) | 0/685 | 0/196 | 202/261(77.4) |
| CD13 | 194/651(29.8) | 13/161(8.1) | 91/106(85.8) |
| CD33 | 122/708(17.2) | 13/173(7.5) | 97/106(91.5) |
| CD15 | 101/496(20.3) | 9/109(8.3) | 44/70(62.8) |
| HLADR | 179/183(97.8) | 15/61(24.6) | 41/62(66.1) |
| CD64 | - | - | 33/90(36.7) |
| CD36 | - | - | 10/54(18.5) |
| CD11C | - | - | 15/41(36.5) |
| cyCD61 | - | - | 9/88(10.2) |
| GlyA | - | - | 2/72(2.7) |
| CD66 | 191/619(30.8) | 0/142 | 10/56(17.8) |
| CD58 | 332/343(96.8) | 80/99(80.8) | 33/38(86.8) |
| CD9 | 393/410(95.8) | 33/100(33) | 24/43(55.8) |
CD: Cluster of differentiation, Cyto: Cytochemistry, FC: Flowcytometry, HLA DR: Human leukocyte antigen, IHC: Immunohistochemisty, MPO: Myeloperoxidase, n/N: No. of antigen postive/ Total no. of cases tested, TdT: Terminal deoxynucleotidyltransferase, GlyA: Glycophorin A