Fig. 4From: Biological tissue sample preparation for time-of-flight secondary ion mass spectrometry (ToF–SIMS) imaging(Reproduced from ref. [85] with permission, © Springer)ToF–SIMS images of corn seed tissue prepared by the adhesive tape-supported and thaw-mounted methods. Molecular distribution of a, e choline, b, f phosphocholine, c, g palmitic acid, and d, h phosphatidylinositol (PI) 34:2Back to article page