- Received March 13, 2017
- Accepted May 16, 2017
- Published online May 19, 2017.
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© 2017. Published by The Company of Biologists Ltd http://creativecommons.org/licenses/by/3.0This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/3.0), which permits unrestricted use, distribution and reproduction in any medium provided that the original work is properly attributed.
- 1Hubrecht Institute-KNAW & University Medical Center Utrecht, Uppsalalaan 8, 3584 CT Utrecht, The Netherlands
- 2Department of Cell Biology, University Medical Center Utrecht, 3584 EA Utrecht, The Netherlands
- ↵*Author for correspondence: Tel: +31 (0)30 212 18 33, FAX: +31 (0)30 251 64 64, Email:
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