part of unicellular structure clamp cell 2013-04-02T03:28:00Z A hyphal cell that forms a clamp connection, a structure that separates differing nuclei, which have been obtained through mating of hyphae of differing sexual types, into distinct hyphal segments that are separated by septa (cross walls). FAO:0000060 fungal_anatomy_ontology mariacostanzo septate hypha