Fig. 2 (IMAGE)

Osaka University

Fig. 2

Caption

(a) Optical microscopy image of a mouse brain tissue section. (b,c) Mass spectrometry imaging of two regions of the optical microscopy image in positive ion mode and negative ion mode, respectively. (d,e) Score plots obtained by principal component analysis of mass spectra included in the selected regions in (b) and (c), respectively. (f,g) Intra-tissue distribution of the score values of the second and third principal components obtained by principal component analysis. We obtained feature images from differences in the structure of the brain tissue.

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Reproduced with permission. Copyright (2021) American Chemical Society. https://pubs.acs.org/doi/abs/10.1021/acs.analchem.0c04144

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