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. 2022 May 9;9(3):032212. doi: 10.1117/1.NPh.9.3.032212

Fig. 6.

Fig. 6

Absorption parameters bd and ba for signals of donor (blue) and acceptor (green) fluorophores for (a) fMRI-FRET and (b) phCBV and phFRET measurements during lactate injection. A U-test was used to test for significant differences.