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. 2018 Jun 14;14:13. doi: 10.1186/s12993-018-0145-8

Fig. 1.

Fig. 1

Experimental paradigm and ESI–MS spectra of JWXY capsule. a Timeline of the procedure for drug delivery and schematic diagram of the apparatus used for behavioural phenotyping in the novel tank (b) and colour preference behaviour (c). d ESI–MS spectra in the positive and negative ion voltage mode of JWXY capsule (1–15 min). Some of the constituents are labelled in the spectra