Table 2.
PCR detection of gene marking
| Pt 1
 | 
Pt 2
 | 
Pt 3
 | 
Pt 4
 | 
Pt 5 
 | 
|||||
|---|---|---|---|---|---|---|---|---|---|
| Day* | PCR† | Day | PCR | Day | PCR | Day | PCR | Day | PCR | 
| −6 | − | −3 | − | −8 | − | −6 | − | −15 | − | 
| 28 | + | 24 | +/−‡ | 3 | − | 29 | + | −3 | − | 
| 33 | + | 28 | − | 26 | + | 33 | + | 29 | − | 
| 124 | − | 68 | − | 55 | + | 40 | + | 34 | + | 
| 147 | − | 93 | − | 70 | + | 65 | − | 61 | − | 
| 241 | − | 190 | − | 92 | − | 89 | − | 82 | − | 
| 313 | − | 357 | − | 119 | − | 118 | − | 117 | + | 
| 362 | − | 147 | + | 132 | − | 139 | − | ||
| 175 | − | 352 | − | 335 | − | ||||
| 205 | − | ||||||||
| 232 | − | ||||||||
Pt, patient.
Number of days before or after gene therapy.
Vector p47phox cDNA sequence detected (+) or not detected (−) in blood leukocytes. All + were <0.1% of cells marked.
The +/− indicates positive signal detected by Southern blotting of the PCR product but not by nested primer detection.