9.28
P5\'
P3\'
Of 22 independent transformed lines analyzed, most showed little, if any, β-gal expression. However, some lines did show exhibit various levels of expression, the pattern varying from line to line. Such expression was usually observed in late embyogenesis, however some lines showed expression along the ventral midline at germ-band extension.
construct_comment: Differs in selectable marker: rosy+ fragment of P{HZ50PL} has been removed and w+mC fragment inserted.