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(A) Three-dimensional anatomical image blocks of wild-type mouse specimen (left) and 5-HT2B knockout (right) mouse intestinal samples. The physical size of the WT tissue block is 316 × 316 × 7 μm, and the physical size of the 5-HT2B knockout tissue block is 316 × 316 × 8 μm. (B) Two-dimensional representation of the depth-averaged WT model (left) and 5-HT2B knockout model (right).
