abnormal circulating interleukin-3 level increased circulating interleukin-3 level MP:0008623 MPheno.ontology increase in the amount in the blood of a multilineage cell growth factor secreted by lymphocytes, epithelial cells and astrocytes which stimulates clonal proliferation and differentiation of various types of blood and tissue cells increased circulating IL-3 level increased circulating IL3 level increased circulating P-cell stimulating factor level increased circulating colony-stimulating factor 2 alpha level increased circulating eosinophil-mast cell growth-factor level increased circulating erythrocyte burst-promoting factor level increased circulating hematopoietin-2 level increased circulating mast-cell colony-stimulating factor level increased circulating multipotential colony-stimulating factor level