Bat Embryo Alcian blue staining shows the cartilage
Source: Flickr / zeissmicro
the-science-llama reblogged
Mouse embryo vertebral column (dorsal view), stained for bone (Alizarin red), and cartilage (Alcian blue). (kusumi.lab.asu.edu)
And also this Bat Embryo
Source: kusumi.lab.asu.edu