Correction: Bacterial recognition by PGRP-SA and downstream signalling by Toll/DIF sustain commensal gut bacteria in Drosophila

• Shivohum Bahuguna, 
• Magda Atilano, 
• Marcus Glittenberg, 
• Dohun Lee, 
• Srishti Arora, 
• Lihui Wang, 
• Jun Zhou, 
• Siamak Redhai, 
• Michael Boutros, 
• Petros Ligoxygakis