Figure 2

MALDI spectra of purified collembolan AFP extracts. Proteins from: (A) Protaphorura pseudovanderdrifti, (B) Cryptopygus antarcticus, (C) Ceratophysella denticulata, (D) Megaphorura arctica, (E) Folsomia candida, and (F) Granisotoma rainieri were purified with four rounds of ice-affinity purification and subjected to MALDI-MS. Major peak masses are labelled.