cyberneticlibrary

Query CZ CELLxGENE census for cell data

cellxgene-censusskillsetup L227,559
K-Dense-AI/scientific-agent-skills
What it does

Query and analyze single-cell expression data

Best for

When querying organism-wide single-cell expression data across tissues without downloading multi-terabyte datasets.

Inputs
  • · Gene names/identifiers
  • · Cell type filters
  • · Dataset selection
Outputs
  • · Expression matrices
  • · Cell metadata
  • · Tissue-specific profiles
Requires
  • · CellxGene Census API
Preconditions
  • · CellxGene Census installation
  • · Internet access to CellxGene API
  • · pandas, numpy for data handling
Failure modes
  • · API rate limits on large dataset queries
  • · Missing gene symbols in older census versions
  • · Tissue metadata schema changes break parsing
Trust signals
  • · Official CellxGene Census API access