There was an error published in J. Cell Sci. 119, 2863-2869.
There is a typographical error in equation (2). The right-hand side of this equation should read ‘ΔFI,AB − (ΔFI,A+Δ FI,B)’.
JCS and the author apologise for any confusion that this error might have caused.
© 2015. Published by The Company of Biologists Ltd
2015
