Fig. 5
- ID
- ZDB-FIG-180503-7
- Publication
- Pelliccia et al., 2017 - Gdf3 is required for robust Nodal signaling during germ layer formation and left-right patterning
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Zygotic Gdf3 can restore proper left-right patterning to embryos rescued from early mesendoderm defects. (A) Heart jogging defects improved with increasing amounts of injected gdf3 mRNA in MZgdf3 embryos. Zygotic gdf3 (present in Mgdf3 embryos) further rescued heart jogging defects in embryos injected with 50 pg of gdf3 mRNA. (B) M/MZgdf3 embryos lack spaw expression at 12 ss. Embryos injected with 50 pg of gdf3 mRNA rescued spaw expression in the LPM. Proper spaw expression in the left LPM was further restored in the presence of zygotic gdf3. (C) dand5 expression was recovered in MZgdf3 embryos injected with gdf3 mRNA, with most embryos containing symmetric expression of dand5 in KV (F,G). (C) Most Mgdf3 embryos injected with gdf3 mRNA contained proper right-biased asymmetric expression of dand5 (H,I). (D) dand5 expression was absent in all uninjected M/MZgdf3 embryos. Raw data provided in Figure 5—source data 1–3. |