Fig. 1From: Indices of immune function used by ecologists are mostly unaffected by repeated freeze-thaw cycles and methodological deviationsEffects of repeated freeze-thaw cycles on five commonly applied immune parameters in ecology and evolution. a) bacteria killing capacity, b) lysis titres, c) agglutination titres, d) haptoglobin concentrations and e) immunoglobulin levels. Symbols depict means and standard errorsBack to article page