Figure 6A, Dopamine; Figure 6B, DOPAC; and Figure 6C DOPAC to dopamine ratio data from P7 to P60. These panels support normal levels of dopamine and DOPAC in the IRBP KO mouse with a very similar ratio of DOPAC to dopamine in the WT and KO mouse retinas. To access the data, click or select the words “Appendix 3.”