However, they can be used to maintain orientation or positioning of trimmed samples, as distortion is of less concern with fixed solid tissues. (See the examples on the Special processing & embedding ...

Tissue/cell processing and embedding Tissue slide sectioning H&E staining Special stains including: PAS, ORO, Trichrome, VVG for elastin, Giemsa Sectioning of thick tissue curls or core punches for ...