string: However, while loss of Stat92E or slbo prevents border cell specification and migration, and significantly reduces female fertility, loss of apt, Socs36E, or miR279 does not result in sterility, as not all egg chambers are equally affected (Starz-Gaiano et al., 2008; Yoon et al., 2011; Montell et al., 2012; Monahan and Starz-Gaiano, 2013).