In the sentence extracted from biomedical literature, identify all the disease entities. The required answer format is the same sentence with HTML <span> tags to mark up specific entities. 
### Entity Markup Guides:
Use <span class="disease"> to denote a disease.

### Input Text: Here , we report that the human homolog , TSG101 , which we isolated and mapped to chromosome 11 , bands 15 .
### Output Text:
Here , we report that the human homolog , TSG101 , which we isolated and mapped to chromosome 11 , bands 15 . 