GO:0006955
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immune response
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Any immune system process that functions in the calibrated response of an organism to a potential internal or invasive threat. |
GO:0008283
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cell proliferation
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The multiplication or reproduction of cells, resulting in the expansion of a cell population. |
GO:0007155
|
cell adhesion
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The attachment of a cell, either to another cell or to an underlying substrate such as the extracellular matrix, via cell adhesion molecules. |
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
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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:0050896
|
response to stimulus
|
Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a stimulus. The process begins with detection of the stimulus and ends with a change in state or activity or the cell or organism. |
GO:0098609
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cell-cell adhesion
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The attachment of one cell to another cell via adhesion molecules. |
GO:0022610
|
biological adhesion
|
The attachment of a cell or organism to a substrate or other organism. |
GO:0046649
|
lymphocyte activation
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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:0042110
|
T cell activation
|
The change in morphology and behavior of a mature or immature T cell resulting from exposure to a mitogen, cytokine, chemokine, cellular ligand, or an antigen for which it is specific. |
GO:0016337
|
single organismal cell-cell adhesion
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The attachment of one cell to another cell via adhesion molecules, where both cells are part of the same organism. |
GO:0070489
|
T cell aggregation
|
The adhesion of one T cell to one or more other T cells via adhesion molecules. |
GO:0070486
|
leukocyte aggregation
|
The adhesion of one leukocyte to one or more other leukocytes via adhesion molecules. |
GO:0098602
|
single organism cell adhesion
|
The attachment, via cell adhesion molecules, of a cell to either another cell of the same organism, or to an underlying substrate of the same organism such as the extracellular matrix. |
GO:0071593
|
lymphocyte aggregation
|
The adhesion of one lymphocyte to one or more other lymphocytes via adhesion molecules. |
GO:0034109
|
homotypic cell-cell adhesion
|
The attachment of a cell to a second cell of the identical type via adhesion molecules. |
GO:0007159
|
leukocyte cell-cell adhesion
|
The attachment of a leukocyte to another cell via adhesion molecules. |
GO:0042098
|
T cell proliferation
|
The expansion of a T cell population by cell division. Follows T cell activation. |
GO:0032943
|
mononuclear cell proliferation
|
The expansion of a mononuclear cell population by cell division. A mononuclear cell is a leukocyte with a single non-segmented nucleus in the mature form. |
GO:0070661
|
leukocyte proliferation
|
The expansion of a leukocyte population by cell division. |
GO:0046651
|
lymphocyte proliferation
|
The expansion of a lymphocyte population by cell division. |
GO:0002252
|
immune effector process
|
Any process of the immune system that can potentially contribute to an immune response. |
GO:0046631
|
alpha-beta T cell activation
|
The change in morphology and behavior of an alpha-beta T cell resulting from exposure to a mitogen, cytokine, chemokine, cellular ligand, or an antigen for which it is specific. |
GO:0046633
|
alpha-beta T cell proliferation
|
The expansion of an alpha-beta T cell population by cell division. |
GO:0001866
|
NK T cell proliferation
|
The expansion of a NK T cell population by cell division. |