Fig. 4: Subcellular localization of ClCOMT1 in watermelon protoplasts.

A, E Bright-field image of watermelon protoplasts. B, F Red fluorescence of chlorophyll autofluorescence. C, G Green fluorescence of GFP. D, H Merged view of two fluorescence images (B + C, F + G). Bars = 18.2 µm. ClCOMT Citrullus lanatus caffeic acid O-methyltransferase, GFP green fluorescent protein