21. The bus is now a giant cell phone dial, 22. As this is occurring, amoebae have been undergoing cAMP-induced chemotaxis towards the giant cell surface. 23. Biopsy shows multinucleated giant cells and thus the name. 24. The capsule is typically infiltrated with malignant giant cells . 25. After formation of the giant cells , gall development occurs though these two events are separate. 26. The presence of calcifications with foreign body giant cells is common with in the tumors. 27. Giant cells in a lung cancer are highly associated with the presence of spindle cells.28. They often, but not invariably, fuse to form multinucleated giant cells ( Langhans giant cell ). 29. Langhans giant cell occurs frequently in delayed hypersensitivity. 30. Ultrastructurally, malignant giant cells often contain accumulations of microfilaments arranged in whorls near the cell nucleus.