Lymph Node Secretory Sheet: scanned at 20x optical magnification. Captured using HSA SCAN on a ZEISS Primostar microscope.Skeletal Muscle, longitudinal and cross section: scanned at 40x optical magnification. Captured using HSA SCAN on a ZEISS Primostar microscope.Wall of stomach Secretory Sheet : scanned at 20x optical maginification. Captured using HSA SCAN on a ZEISS Primostar microscope.