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. 2017 Oct 3;12(10):e0185775. doi: 10.1371/journal.pone.0185775

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© 2017 Mohammed et al

This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.

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Fig 6 — a) non-grafted limb showing normal expression domain of Fgf18 at HH stage 22. b) increased Fgf18 following IGF-I bead grafting. Asterisk shows position of bead. Red arrow shows region of increased Fgf18 mRNA. Numbers in brackets indicate the number of similar embryos out of total number of grafts.