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STAGETOOL output images for A and B, Miwi knockout (KO) and C, Spef2 KO mouse seminiferous tubule cross-sections. Two representative examples of STAGETOOL output for Miwi KO seminiferous tubules at stages A, I to V and XII, and B, X and XI. Despite the lack of elongating spermatids, STAGETOOL correctly recognized the stages and cell types therein. C, A representative example of STAGETOOL output for low-resolution and over-exposed Spef2 KO seminiferous tubules at stage IX.
