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. 2016 Apr 4;1:7. doi: 10.1186/s41181-016-0009-1

Fig. 3.

Fig. 3

An example of a typical chromatogram of FDOPA -L performed with UPLC-UV and radioactivity detector (upper). Green is UV and the black line is RA signal. Notice that because the different detector position there is a delay in RA-signal. Below, a typical presentation of a chromatogram of FDOPA -L performed with HPLC-UV and radioactivity detector