Metabolic feedback during bacterial fermentation is a motility brake
Lucas Le Nagard, Jana Schwarz‐Linek, Ekaterina Krasnopeeva, Carine Douarche, Jochen Arlt, Angela Dawson, Vincent Arnaud Martinez, Wilson C. K. Poon, Teuta Piližota
This study shows that metabolic feedback during bacterial fermentation reduces motility in dense E. coli suspensions by acidifying the environment and decreasing internal pH.
bioRxiv · Apr 19, 2026 · PreprintMicrobiology