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. 2024 Feb 23;19:42. doi: 10.1186/s13000-024-01461-w

Fig. 1.

Fig. 1

Stain assessment slide. An illustration (a) and a photo (b) of an example stain assessment slide, consisting of a disc of biopolymer film positioned onto a glass slide, with a chemically resistant PET label positioned on top to affix the biopolymer in position. The dotted grey line indicates the area where tissue sections may be mounted