This second edition of Eosinophils: Methods and Protocols updates several techniques from the first edition together with novel in vitro and in vivo-based methodologies. Written by internationally recognized expert authorities, this volume provides vital techniques from eosinophil purification to experimental modelling, with each technique spelled out in clear and straightforward terms, assuming no previous knowledge of the method and without necessitating sourcing additional information elsewhere. Written in the highly successful Methods in Molecular Biology format, chapters include introductions to their respective topics, lists of the essential materials and reagents, step-by-step, readily reproducible laboratory protocols, with tips on troubleshooting and avoiding known pitfalls.