FIGURE 1. Eyes right, and wrong.
From the following article:
Cell biology: The hippo hypothesis
Michael E. Rothenberg and Yuh-Nung Jan
Nature 425, 469-470(2 October 2003)
doi:10.1038/425469a

a, The head of a normal fruitfly, showing its perfectly organized eyes (left and right). b, The new papers1, 2 show that mutations in the hippo gene increase cell proliferation and decrease cell death, resulting in vastly overgrown tissues, including eyes. (Reproduced with permission from ref. 1.)
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