Table 4.
Nucleotide homology illustrates two novel dermatophyte strains. Case 1 and 2 have high homology with A. redellii (over 98% for internal transcribed spacer (ITS), partial β-tubulin, and translation elongation factor 1-alpha (TEF1) regions). They are distinguished from A. redellii phenotypically since they grew readily at room temperature. Cases 3 and 4 are less than 98.5% homologous to A. quadrifidum and A. redellii across ITS, partial β-tubulin, and TEF1 regions. N/A = sequence data not available.
| Arthroderma quadrifidum IHEM05279 | Arthroderma quadrifidum IHEM03189 | Arthroderma quadrifidum IHEM04435 | Arthroderma quadrifidum UAMH2941 | Arthroderma redellii CBS 134551 | Arthroderma redellii CBS 134554 | Arthroderma redellii 23863-03 | ||
|---|---|---|---|---|---|---|---|---|
| Case 1 | ITS | 96.3% | 96% | 96% | N/A | 99.1% | 99.5% | 99.4% |
| β-tubulin | 93.4% | 93.1% | 93.1% | N/A | 98.1% | N/A | N/A | |
| TEF1 | N/A | N/A | N/A | 97.8% | 99.7% | N/A | N/A | |
| Case 2 | ITS | 96.1% | 95.8% | 95.8% | N/A | 98.9% | 99.4% | 99.2% |
| β-tubulin | 94.1% | 93.8% | 93.8% | N/A | 98.5% | N/A | N/A | |
| TEF1 | N/A | N/A | N/A | 98.2% | 99.3% | N/A | N/A | |
| Case 3 | ITS | 96.1% | 95.1% | 96.8% | N/A | 96.9% | 97.2% | 97.1% |
| β-tubulin | 96.3% | 96.1% | 96.1% | N/A | 94.6% | N/A | N/A | |
| TEF1 | N/A | N/A | N/A | 98.4% | 98.4% | N/A | N/A | |
| Case 4 | ITS | 96.2% | 95.1% | 96.8% | N/A | 96.9% | 97.2% | 97.1% |
| β-tubulin | 96.3% | 96% | 96% | N/A | 94.6% | N/A | N/A | |
| TEF1 | N/A | N/A | N/A | 98.5% | 98.5% | N/A | N/A | |