Biodiversity Cell Atlas: Data Portal

BCA Data Portal

Explore and download single-cell datasets
across the eukaryotic tree of life.

309K

cells

species

datasets

Assess key metrics for each dataset.

Example

Visualize dimensionality reduction of cells, colored by cell types or expression of a gene of interest.

Example

Explore expression patterns of top cell type markers or specific genes.

Example

Compare gene expression across cell types and their corresponding orthologs.

Example

Identify genes enriched in selected cell types.

Example

Perform cross-species comparisons and check cell type similarities.

Example

Access and download processed data.

Explore

Download data programmatically.

Documentation

Browse an index of the entries in the BCA database.

Explore

The Biodiversity Cell Atlas: mapping the tree of life at cellular resolution
24 September 2025 Nature