Volume 14, Number 7—July 2008
Dispatch
Molecular Typing of Trypanosoma cruzi Isolates, United States
Table
Approximate amplicon sizes of gene targets and lineage determination in Trypanosoma cruzi
Strain | Mini-exon, bp | 24S α rRNA, bp | 18S rRNA, bp | Lineage |
---|---|---|---|---|
FL Opo 15* | 350 | 110 | 175 | I |
GA Rac 103* | None | 120 | 155 | IIa |
FL Rac 5* | 400 | 120 | 155 | IIa |
93053103R cl3 | 350 | 110 | 175 | I |
FL Rac 13 | 350 | 110, 120 | 155, 175 | I/IIa† |
FL Rac 46 | 400 | 110, 120 | 155 | I/IIa† |
Griffin Dog | 350 | 110, 120 | 155 | I/IIa† |
Monk RH89–40 | None | 110 | 155 | I/IIa† |
*Denotes isolates used as representative banding patterns seen for classic lineage typing.
†Because of atypical banding patterns, a clear definition of an isolate as type I vs. type IIa could not be obtained.