Home Collection Human Pancreas development 22-23 weeks fetus 1 H&E stain beta III- tubulin SNAP-25 m; 300 mm; 390 g; neutral formalin 100% m; 300 mm; 390 g; neutral formalin скан х20 80% m; 300 mm; 390 g; neutral formalin скан х20, 80%