2�!Kidney, Liver, Heart chamber, Aorta, Nerve bundle, Brain region, Pancreas duct, Spleen capsule, Thymus gland, Lymph node, White blood cell, Red blood cell, Platelet aggregate, Fibrin clot, Microvilli structure, Cilia cluster, Tubular organ segment,�Vascular graft, Stem cell colony, Dendritic spine complex, Glial cell extension, Histiocyte aggregate, Epithelial tissue fragment