Figure 4. Fibrillin-3 expression in bone, cartilage and muscle.
A and B: Rib anlagen in cross-section (A) and in longitudinal section (B) (11th GW). Hypertrophic cartilage (asterisks); hyaline cartilage (double cross); bony collar (black arrowheads); perichondrium (white arrowheads). C: Myotubules in cross-section (black arrowhead) and in longitudinal section (black arrow) (11th GW). Perimysium (white arrowheads). Scale bars = 100 μm.