FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term prevention of polyspermy ID (Ontology) GO:0060468 (Gene Ontology)
Definition The negative regulation of fertilization process that takes place as part of egg activation, ensuring that only a single sperm fertilizes the egg.
Also Known As "negative regulation of fertilization involved in egg activation" ; "polyspermy block"
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Spanning Tree (Parents/Children)
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cell activation
 |__egg activation___________________________
single fertilization                         |
 |__egg activation___________________________|
regulation of fertilization                  |
 |__negative regulation of fertilization_____|
negative regulation of reproductive process  |
 |__negative regulation of fertilization_____|
                                             prevention of polyspermy
                                              |__cortical granule exocytosis
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Is a negative regulation of fertilization
Part of egg activation
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Synonyms
  • "negative regulation of fertilization involved in egg activation" EXACT
    "polyspermy block" EXACT
Secondary IDs
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