The chemical reactions and pathways resulting in the formation of prostaglandins, any of a group of biologically active metabolites which contain a cyclopentane ring [goid 1516] [pmid 12782713] [evidence IDA]; The aggregation, arrangement and bonding together of a set of components to form a protein complex [goid 6461] [evidence ISS]; The directed movement of proteins in a cell, including the movement of proteins between specific compartments or structures within a cell, such as organelles of a eukaryotic cell [goid 6886] [evidence ISS]; Any immune system process that functions in the calibrated response of an organism to a potential internal or invasive threat [goid 6955] [evidence IEA]; The cascade of processes by which a signal interacts with a receptor, causing a change in the level or activity of a second messenger or other downstream target, and ultimately effecting a change in the functioning of the cell [goid 7165] [pmid 12782713] [evidence IDA]; The multiplication or reproduction of cells, resulting in the expansion of a cell population [goid 8283] [pmid 12782713] [evidence IDA]; An immune response mediated by immunoglobulins, whether cell-bound or in solution [goid 16064] [evidence ISS]; The process by which an antigen-presenting cell expresses antigen (peptide or lipid) of endogenous origin on its cell surface in association with an MHC protein complex [goid 19883] [pmid 10981873] [evidence NAS]; Any process that modulates the frequency or rate of macrophage activation [goid 43030] [pmid 12782713] [evidence NAS]; Any process that stops, prevents or reduces the frequency, rate or extent of cell death by apoptosis [goid 43066] [pmid 12782713] [evidence IDA]; The process by which T cells that express T cell receptors that are restricted by self MHC protein complexes and tolerant to self antigens are selected for further maturation [goid 45058] [pmid 10981873] [evidence NAS]; The directed movement of proteins in a cell, including the movement of proteins between specific compartments or structures within a cell, such as organelles of a eukaryotic cell [goid 6886] [evidence IEA]; Any immune system process that functions in the calibrated response of an organism to a potential internal or invasive threat [goid 6955] [evidence IEA]; The process by which an antigen-presenting cell expresses antigen (peptide or lipid) on its cell surface in association with an MHC protein complex [goid 19882] [evidence IEA]