Over-expression using Scer\GAL4fkh.PH
leads to invagination of salivary gland cells with slightly aberrant shapes and to an invagination hole that is too large. This leads to fully invaginated glands with a too large and aberrantly shaped lumen, although the individual and common ducts appear normal.
When expression is driven by Scer\GAL432B
extra vein tissue appears in the wing. When expression is driven by Scer\GAL4h-H10
eyes show gaps in the array of ommatidia.