GO:0009987
|
cellular process
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Any process that is carried out at the cellular level, but not necessarily restricted to a single cell. For example, cell communication occurs among more than one cell, but occurs at the cellular level. |
GO:0044763
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single-organism cellular process
|
Any process that is carried out at the cellular level, occurring within a single organism. |
GO:0044699
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single-organism process
|
A biological process that involves only one organism. |
GO:0008150
|
biological_process
|
Any process specifically pertinent to the functioning of integrated living units: cells, tissues, organs, and organisms. A process is a collection of molecular events with a defined beginning and end. |
GO:0046649
|
lymphocyte activation
|
A change in morphology and behavior of a lymphocyte resulting from exposure to a specific antigen, mitogen, cytokine, chemokine, cellular ligand, or soluble factor. |
GO:0045321
|
leukocyte activation
|
A change in morphology and behavior of a leukocyte resulting from exposure to a specific antigen, mitogen, cytokine, cellular ligand, or soluble factor. |
GO:0001775
|
cell activation
|
A change in the morphology or behavior of a cell resulting from exposure to an activating factor such as a cellular or soluble ligand. |
GO:0002376
|
immune system process
|
Any process involved in the development or functioning of the immune system, an organismal system for calibrated responses to potential internal or invasive threats. |
GO:0030101
|
natural killer cell activation
|
The change in morphology and behavior of a natural killer cell in response to a cytokine, chemokine, cellular ligand, or soluble factor. |