Volume 11, Number 2—February 2005
Dispatch
Malaria Epidemic and Drug Resistance, Djibouti
Table 2
Distribution of msp1 and msp2 alleles by allelic families and fragment size (in base pair) among Djibouti isolates with only 1 allele detected by locus*
| Locus | Allelic families | Allele (base pair) | 1998 (%) | 1999 (%) | 2002 (%) |
|---|---|---|---|---|---|
| msp1 | |||||
| K1 | 129 | 4.3 | 2.6 | 14.3 | |
| 203 | 0.0 | 2.6 | 0.0 | ||
| Mad 20 | 166 | 4.3 | 0.0 | 0.0 | |
| 184 | 34.8 | 2.6 | 57.1 | ||
| 193 | 0.0 | 7.7 | 0.0 | ||
| 202 | 21.7 | 5.1 | 14.3 | ||
| 237 | 4.3 | 0.0 | 0.0 | ||
| 241 | 4.3 | 0.0 | 0.0 | ||
| Ro 33 | 131 | 26.1 | 79.5 | 14.3 | |
| msp2 | |||||
| 3D7 | 221 | 9.7 | 2.1 | 0.0 | |
| 226 | 0.0 | 2.1 | 0.0 | ||
| 248 | 16.1 | 0.0 | 60.0 | ||
| 253 | 0.0 | 2.1 | 0.0 | ||
| 261 | 0.0 | 2.1 | 0.0 | ||
| 275 | 0.0 | 10.6 | 0.0 | ||
| 282 | 3.2 | 0.0 | 6.7 | ||
| 284 | 0.0 | 0.0 | 3.3 | ||
| 308 | 3.2 | 0.0 | 0.0 | ||
| 346 | 0.0 | 0.0 | 3.3 | ||
| 366 | 3.2 | 0.0 | 0.0 | ||
| 371 | 0.0 | 0.0 | 3.3 | ||
| FC27 | 173 | 3.2 | 0.0 | 0.0 | |
| 373 | 6.5 | 0.0 | 6.7 | ||
| 408 | 35.5 | 80.9 | 10.0 | ||
| 444 | 3.2 | 0.0 | 0.0 | ||
| 468 | 16.1 | 0.0 | 6.7 |
*Isolates collected in 1998 (msp1: n = 23; msp2: n = 31), 1999 (msp1: n = 39; msp2: n = 47), and 2002 (msp1: n = 21; msp2: n = 30).


