Examples of stimuli, drugs and intracellular molecules that enhance or reduce eosinophil survival. Abbreviations used: BAX, bcl-2-like protein 4; bcl-2, B-cell lymphoma 2; BCL2L, bcl-2-like protein; BIM, bcl-2-like protein 4; CDK, cyclin-dependent kinase; cIAP-2, cellular inhibitor of apoptosis 2; IFN, interferon; IL, interleukin; MCL1, myeloid cell leukemia 1; Siglec, sialic acid-binding, immunoglobulin-like lectin; TNF, tumor necrosis factor.