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. 2017 Jul 7;7:4845. doi: 10.1038/s41598-017-04936-7

Figure 7.

Figure 7

Altering Hr46 and ftz-f1 expression regulates proliferation of eye progenitors. L3 eye discs of the indicated genotypes (AD) stained for cyclinB (cycB, green) and the mitotic marker PH3 (red). Merged and cycB signals are shown. Control discs are optix>+. PH3-positive cells were counted in the anterior region of the eye disc, where undifferentiated progenitors reside (outlined in white in A). In (A’) the double-headed arrow marks the width of the G1-arrested domain (see text for details). (E) Statistical analysis of the mitotic density (PH3 + cells/anterior area) indicates that overexpression of Hr46 and RNAi-mediated attenuation of ftz-f1 result in increased proliferation. Note that in both genotypes the G1 arrested domain is narrower than in the control (especially for optix > Hr46; B). On the contrary, overexpression of ftz-f1 results in reduced proliferation.