Tox21 Enricher


Please see this link for instructions on using this application and the descriptions about the chemical/biological categories. Other resources from the Tox21 toolbox can be viewed here.


Select chemical/biological annotation categories


Select enrichment cutoff

This will determine the maximum number of results per data set and may affect how many nodes are generated during network generation. (default = 10). Larger values may increase the time it takes to complete the enrichment process.



Select enrichment type

Note: Please verify you are using the correct chemical identifiers by referencing the EPA's CompTox Chemicals Dashboard.

User-Provided CASRN List

Chemicals With Shared Substructures



Chemicals With Structural Similarity



View Annotations for Tox21 Chemicals