Version 15.2.5

Discover gene expression data in animals

Bgee is a database for retrieval and comparison of gene expression patterns across multiple animal species. It provides an intuitive answer to the question "where is a gene expressed?" and supports research in cancer and agriculture, as well as evolutionary biology.

comparable
species

52

bulk and single-cell
RNA-Seq libraries

31467

unique annotated
conditions

55997

Bgee hero illustration species and organs

Gene expression

Discover important details about your selected gene, including its expression in various conditions and its orthologs. Gene search

Expression comparison

Compare gene expression for a list of genes in anatomical entities. Compare

Expression enrichment analysis

Tool similar to a GO enrichment test but rather than using Gene Ontology annotations it is based on anatomical annotations. Analyse

Curated annotations

Explore all libraries in Bgee that match your selected conditions and access their fully annotated raw (unprocessed) data. Explore

Expression calls

Search all present/absent gene expression calls in the Bgee database. Search

Bgee News

2026-02-12

We identified an issue with the single cell experiment SRP222001, resulting in expression values being processed incorrectly.

We have removed the corrupted values and will release the corrected experiment with Bgee 16.0.

Thank you for your patience while we solve this issue, and do not hesitate to contact us with any questions.

We remain committed to providing reliable, high quality curated and preprocessed data.

Bgee gene expression database indexes
Homo sapiens Genes - Experiments
Mus musculus Genes - Experiments
Danio rerio Genes - Experiments
Drosophila melanogaster Genes - Experiments
Caenorhabditis elegans Genes - Experiments
Canis lupus familiaris Genes - Experiments
Felis catus Genes - Experiments
Equus caballus Genes - Experiments
Sus scrofa Genes - Experiments
Bos taurus Genes - Experiments
Capra hircus Genes - Experiments
Ovis aries Genes - Experiments
Oryctolagus cuniculus Genes - Experiments
Cavia porcellus Genes - Experiments
Gallus gallus Genes - Experiments
Meleagris gallopavo Genes - Experiments
Ornithorhynchus anatinus Genes - Experiments
Callithrix jacchus Genes - Experiments
Cercocebus atys Genes - Experiments
Macaca fascicularis Genes - Experiments
Macaca mulatta Genes - Experiments
Macaca nemestrina Genes - Experiments
Papio anubis Genes - Experiments
Gorilla gorilla Genes - Experiments
Pan paniscus Genes - Experiments
Pan troglodytes Genes - Experiments
Microcebus murinus Genes - Experiments
Chlorocebus sabaeus Genes - Experiments
Manis javanica Genes - Experiments
Rattus norvegicus Genes - Experiments
Heterocephalus glaber Genes - Experiments
Monodelphis domestica Genes - Experiments
Xenopus laevis Genes - Experiments
Xenopus tropicalis Genes - Experiments
Anolis carolinensis Genes - Experiments
Lepisosteus oculatus Genes - Experiments
Anguilla anguilla Genes - Experiments
Astyanax mexicanus Genes - Experiments
Esox lucius Genes - Experiments
Salmo salar Genes - Experiments
Gadus morhua Genes - Experiments
Poecilia reticulata Genes - Experiments
Oryzias latipes Genes - Experiments
Astatotilapia calliptera Genes - Experiments
Neolamprologus brichardi Genes - Experiments
Scophthalmus maximus Genes - Experiments
Gasterosteus aculeatus Genes - Experiments
Nothobranchius furzeri Genes - Experiments
Branchiostoma lanceolatum Genes - Experiments
Latimeria chalumnae Genes - Experiments
Drosophila pseudoobscura Genes - Experiments
Drosophila simulans Genes - Experiments
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