GM-CSF Receptors and the Effect of DT388-GMCSF on Leukemic Cells
Patient No. . | High-Affinity Receptors . | Low-Affinity Receptors . | CFU-L . | ||||
---|---|---|---|---|---|---|---|
No. per Cell . | kd × 10−11 . | No. per Cell . | kd × 10−11 . | No. per 105 Cells . | IC50 × 10−13 mol/L . | Maximum Log Kill . | |
1 | 1,578 | 4.6 | 6,563 | 77 | 199 | 200 | 1 |
2 | 1,480 | 5 | 5,268 | 80 | 16 | 6 | 1.3 |
3 | 1,466 | 3 | 96,908 | 1,000 | 16 | 6 | 1.2 |
4 | 1,175 | 10 | 2,058 | 90 | 83 | 20 | 1.6 |
5 | 1,067 | 3 | 6,000 | 140 | 40 | 200 | 1.6 |
6 | 1,060 | 4 | 8,591 | 140 | 62 | 6 | 1.6 |
7 | 848 | 40 | 973 | 50 | 8 | 100 | 0.8 |
8 | 793 | 30 | 2,028 | 150 | 0 | ND | ND |
9 | 467 | 2.6 | 1,661 | 100 | 14 | 100 | 1 |
10 | 467 | 6 | 1,486 | 60 | 0 | ND | ND |
11 | 451 | 4.5 | 1,036 | 46 | 0 | ND | ND |
12 | 426 | 4.5 | 13,254 | 300 | 358 | 20 | 2.2 |
13 | 417 | 2 | 8,419 | 150 | 0 | ND | ND |
14 | 364 | 1.5 | 7,097 | 100 | 67 | 2,000 | 1.7 |
15 | 354 | 3.6 | 776 | 40 | 38 | 6 | 1.5 |
16 | 339 | 2 | 1,304 | 40 | 0 | ND | ND |
17 | 305 | 2.7 | 1,487 | 80 | 457 | 6 | 2.7 |
18 | 281 | 1 | 2,346 | 60 | 61 | 10 | 1.7 |
19 | 271 | 1 | 2,168 | 90 | 0 | ND | ND |
20 | 231 | 1.6 | 2,323 | 140 | 0 | ND | ND |
21 | 216 | 2 | 1,826 | 97 | 0 | ND | ND |
22 | 198 | 0.9 | 2,366 | 100 | 0 | ND | ND |
23 | 190 | 3 | 0 | 0 | 8 | 160 | 0.5 |
24 | 188 | 2 | 1,498 | 160 | 68 | 5 | 1.5 |
25 | 185 | 2 | 0 | 0 | 380 | 100 | 0.3 |
26 | 184 | 45 | 191 | 48 | 510 | 6 | 2 |
27 | 178 | 3 | 0 | 0 | 35 | 160 | 1.5 |
28 | 173 | 2 | 2,245 | 150 | 391 | 20 | 2.5 |
29 | 151 | 1.6 | 3,473 | 100 | 13 | 30 | 1.0 |
30 | 149 | 1 | 0 | 0 | 0 | ND | ND |
31 | 143 | 2 | 1,314 | 86 | 0 | ND | ND |
32 | 142 | 3.6 | 702 | 100 | 158 | 20 | 2.3 |
33 | 139 | 1 | 0 | 0 | 0 | ND | ND |
34 | 136 | 3 | 1,904 | 400 | 1,850 | 5 | 3.4 |
35 | 130 | 20 | 339 | 100 | 5,950 | 20 | 3.7 |
36 | 124 | 1.4 | 1,307 | 200 | 517 | 50 | 2.7 |
37 | 118 | 3 | 0 | 0 | 0 | ND | ND |
38 | 97 | 1 | 1,200 | 100 | 0 | ND | ND |
39 | 97 | 1.6 | 0 | 0 | 0 | ND | ND |
40 | 92 | 5 | 259 | 90 | 1,166 | 60 | 3.2 |
41 | 77 | 2 | 0 | 0 | 1,310 | 50 | 3.2 |
42 | 64 | 3 | 0 | 0 | 0 | ND | ND |
43 | 58 | 2 | 0 | 0 | 668 | 50 | 2.6 |
44 | 35 | 1 | 0 | 0 | 70 | 200 | 1.3 |
45 | 33 | 0.3 | 0 | 0 | 0 | ND | ND |
46 | 33 | 1 | 0 | 0 | 8 | >40,000 | 0 |
47 | 6 | ND | ND | ND | 14 | >40,000 | 0 |
48 | 0 | 0 | 0 | 0 | 0 | ND | ND |
49 | 0 | 0 | 0 | 0 | 0 | ND | ND |
50 | 0 | 0 | 0 | 0 | 0 | ND | ND |
51 | 93 | 4.5 | 216 | 49 | 13 | 6,000 | 1 |
52 | 0 | 0 | 0 | 0 | 33 | >40,000 | 0 |
53 | 0 | 0 | 0 | 0 | 156 | >40,000 | 0 |
Patient No. . | High-Affinity Receptors . | Low-Affinity Receptors . | CFU-L . | ||||
---|---|---|---|---|---|---|---|
No. per Cell . | kd × 10−11 . | No. per Cell . | kd × 10−11 . | No. per 105 Cells . | IC50 × 10−13 mol/L . | Maximum Log Kill . | |
1 | 1,578 | 4.6 | 6,563 | 77 | 199 | 200 | 1 |
2 | 1,480 | 5 | 5,268 | 80 | 16 | 6 | 1.3 |
3 | 1,466 | 3 | 96,908 | 1,000 | 16 | 6 | 1.2 |
4 | 1,175 | 10 | 2,058 | 90 | 83 | 20 | 1.6 |
5 | 1,067 | 3 | 6,000 | 140 | 40 | 200 | 1.6 |
6 | 1,060 | 4 | 8,591 | 140 | 62 | 6 | 1.6 |
7 | 848 | 40 | 973 | 50 | 8 | 100 | 0.8 |
8 | 793 | 30 | 2,028 | 150 | 0 | ND | ND |
9 | 467 | 2.6 | 1,661 | 100 | 14 | 100 | 1 |
10 | 467 | 6 | 1,486 | 60 | 0 | ND | ND |
11 | 451 | 4.5 | 1,036 | 46 | 0 | ND | ND |
12 | 426 | 4.5 | 13,254 | 300 | 358 | 20 | 2.2 |
13 | 417 | 2 | 8,419 | 150 | 0 | ND | ND |
14 | 364 | 1.5 | 7,097 | 100 | 67 | 2,000 | 1.7 |
15 | 354 | 3.6 | 776 | 40 | 38 | 6 | 1.5 |
16 | 339 | 2 | 1,304 | 40 | 0 | ND | ND |
17 | 305 | 2.7 | 1,487 | 80 | 457 | 6 | 2.7 |
18 | 281 | 1 | 2,346 | 60 | 61 | 10 | 1.7 |
19 | 271 | 1 | 2,168 | 90 | 0 | ND | ND |
20 | 231 | 1.6 | 2,323 | 140 | 0 | ND | ND |
21 | 216 | 2 | 1,826 | 97 | 0 | ND | ND |
22 | 198 | 0.9 | 2,366 | 100 | 0 | ND | ND |
23 | 190 | 3 | 0 | 0 | 8 | 160 | 0.5 |
24 | 188 | 2 | 1,498 | 160 | 68 | 5 | 1.5 |
25 | 185 | 2 | 0 | 0 | 380 | 100 | 0.3 |
26 | 184 | 45 | 191 | 48 | 510 | 6 | 2 |
27 | 178 | 3 | 0 | 0 | 35 | 160 | 1.5 |
28 | 173 | 2 | 2,245 | 150 | 391 | 20 | 2.5 |
29 | 151 | 1.6 | 3,473 | 100 | 13 | 30 | 1.0 |
30 | 149 | 1 | 0 | 0 | 0 | ND | ND |
31 | 143 | 2 | 1,314 | 86 | 0 | ND | ND |
32 | 142 | 3.6 | 702 | 100 | 158 | 20 | 2.3 |
33 | 139 | 1 | 0 | 0 | 0 | ND | ND |
34 | 136 | 3 | 1,904 | 400 | 1,850 | 5 | 3.4 |
35 | 130 | 20 | 339 | 100 | 5,950 | 20 | 3.7 |
36 | 124 | 1.4 | 1,307 | 200 | 517 | 50 | 2.7 |
37 | 118 | 3 | 0 | 0 | 0 | ND | ND |
38 | 97 | 1 | 1,200 | 100 | 0 | ND | ND |
39 | 97 | 1.6 | 0 | 0 | 0 | ND | ND |
40 | 92 | 5 | 259 | 90 | 1,166 | 60 | 3.2 |
41 | 77 | 2 | 0 | 0 | 1,310 | 50 | 3.2 |
42 | 64 | 3 | 0 | 0 | 0 | ND | ND |
43 | 58 | 2 | 0 | 0 | 668 | 50 | 2.6 |
44 | 35 | 1 | 0 | 0 | 70 | 200 | 1.3 |
45 | 33 | 0.3 | 0 | 0 | 0 | ND | ND |
46 | 33 | 1 | 0 | 0 | 8 | >40,000 | 0 |
47 | 6 | ND | ND | ND | 14 | >40,000 | 0 |
48 | 0 | 0 | 0 | 0 | 0 | ND | ND |
49 | 0 | 0 | 0 | 0 | 0 | ND | ND |
50 | 0 | 0 | 0 | 0 | 0 | ND | ND |
51 | 93 | 4.5 | 216 | 49 | 13 | 6,000 | 1 |
52 | 0 | 0 | 0 | 0 | 33 | >40,000 | 0 |
53 | 0 | 0 | 0 | 0 | 156 | >40,000 | 0 |
Patient samples from MUSC, Terry Fox Lab, and SWOG processed as described in the text. Assays performed as described in text. The r2 values for the high-affinity receptor plot ranged from .26 to .99, with a mean of .61, a median of .57, and a standard deviation of .17.
Abbreviation: ND, not determined.