detection of hypoxia

Term ID

GO:0070483

Synonyms

• detection of reduced oxygen levels

Definition

The series of events in which a stimulus indicating lowered oxygen tension is received by a cell and converted into a molecular signal. Hypoxia, defined as a decline in O2 levels below normoxic levels of 20.8 - 20.95%, results in metabolic adaptation at both the cellular and organismal level.

References

Ontology

GO: Biological Process    QuickGO    AmiGO