Fruit Fly Border Cells (1 of 2) (image) University of Helsinki Share Print E-Mail Caption Fruit fly border cells form clusters of six to eight cells, which display directional migration during oogenesis. The egg chamber is in red and border cells (their actin cytoskeletons) are in green. The border cells display protrusions that are important for their migration in the tissue environment. Credit Pekka Lappalainen group, University of Helsinki Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.