FB2025_05 , released December 11, 2025

CV Term Report

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General Information
Term	syncytium formation by plasma membrane fusion	ID (Ontology)	GO:0000768 (Gene Ontology)
Definition	The formation of a syncytium, a mass of cytoplasm containing several nuclei enclosed within a single plasma membrane, by the fusion of the plasma membranes of two or more individual cells.
Comment
Links to External Ontologies
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Annotations
Records annotated with this term OR any of its CHILD TERMS
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Spanning Tree (Parents/Children)

cellular process
 |__syncytium formation___________________________________
 |__cell-cell fusion______________________________________|
anatomical structure formation involved in morphogenesis  |
 |__syncytium formation___________________________________|
                                                          syncytium formation by plasma membrane fusion  38 rec.
                                                           |__macrophage fusion
                                                           |__myoblast fusion 38 rec.
                                                           |   |__myoblast fusion involved in skeletal muscle regeneration
                                                           |__osteoclast fusion

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Relationships
Is a	syncytium formation cell-cell fusion
Part of
Synonyms & Secondary IDs
Synonyms
	"cell fusion" BROAD
Secondary IDs

External Crossreferences & Linkouts