CD40 ligand deficiency

Summary
Synonym
  • HIGMX-1
  • X-linked hyper-IgM syndrome
Definition
A combined T cell and B cell immunodeficiency that is a X-linked immunodeficiency with hyperimmunoglobulin M (XHIM) affecting isotype switching and is caused by the absence of CD40 ligand which is normally expressed on activated CD4+ T cells. Individuals with this mutation are unable to switch from IgM to IgG, IgA and IgE.
Super Class
X-linked recessive disease combined T cell and B cell immunodeficiency
Disease Ontology
DOID:0060022
Mondo Disease Ontology
OMIM
Related Genes
Displaying 1 entry
Gene ID Gene Symbol Description Source
959 CD40LG CD40 ligand
Displaying 1 entry
Gene ID Gene Symbol Description Source
21947 Cd40lg CD40 ligand
Displaying 1 entry
Gene ID Gene Symbol Description Source
84349 Cd40lg CD40 ligand

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Acknowledgements

Supported by JST NBDC Grant Number JPMJND2204

Partly supported by NIH Common Fund Grant #1U01GM125267-01


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Last updated: December 9, 2024