Immunodeficiency 36 with Lymphoproliferation, also known as immunodeficiency 36, is related to immunodeficiency 14a with lymphoproliferation, autosomal dominant and immunodeficiency 14. An important gene associated with Immunodeficiency 36 with Lymphoproliferation is PIK3R1 (Phosphoinositide-3-Kinase Regulatory Subunit 1), and among its related pathways/superpathways are VEGF Pathway (Tocris) and mTOR Pathway. Affiliated tissues include b cells and t cells, and related phenotypes are recurrent upper respiratory tract infections and autoimmunity