The series of molecular signals initiated by collagen binding to its receptor on the surface of a target cell where the receptor possesses tyrosine kinase activity, and ending with the regulation of a downstream cellular process, e.g. transcription.

The series of molecular signals initiated by collagen binding to a cell surface receptor, and ending with the regulation of a downstream cellular process, e.g. transcription.

OBSOLETE. Catalysis of the phosphorylation and activation of a MAP kinase kinase (MAPKK), as part of a MAPK signaling cascade that contributes to cell wall organization or biogenesis.

OBSOLETE. Catalysis of the reaction: protein + ATP = protein phosphate + ADP by a mitogen-activated protein kinase, as part of a MAPK signaling cascade that contributes to conjugation with cellular fusion.

OBSOLETE. Catalysis of the concomitant phosphorylation of threonine (T) and tyrosine (Y) residues in a Thr-Glu-Tyr (TEY) thiolester sequence in a MAP kinase (MAPK) substrate, as part of a MAPK signaling cascade that contributes to conjugation with cellular fusion.

The aggregation, arrangement and bonding together of a set of components to form a complex containing a type II activin receptor, a type I activin receptor, and a coreceptor of the EGF-CFC family (e.g. Cripto or Cryptic, in mammals).

The series of molecular signals initiated by the binding of the Fc portion of immunoglobulin E (IgE) to an Fc-epsilon receptor on the surface of a target cell, and ending with the regulation of a downstream cellular process, e.g. transcription. The Fc portion of an immunoglobulin is its C-terminal constant region.

The series of molecular signals initiated by the binding of the Fc portion of an immunoglobulin to an Fc receptor on the surface of a target cell, and ending with the regulation of a downstream cellular process, e.g. transcription. The Fc portion of an immunoglobulin is its C-terminal constant region.

An Fc-gamma receptor signaling pathway that contributes to the endocytic engulfment of external particulate material by phagocytes.

The series of molecular signals initiated by the binding of the Fc portion of immunoglobulin G (IgG) to an Fc-gamma receptor on the surface of a target cell, and ending with the regulation of a downstream cellular process, e.g. transcription. The Fc portion of an immunoglobulin is its C-terminal constant region.

An immune response-regulating cell surface receptor signaling pathway that contributes to the endocytic engulfment of external particulate material by phagocytes.

The series of molecular signals generated as a consequence of a the binding of the Fc portion of an immunoglobulin by an Fc receptor capable of activating or perpetuating an immune response. The Fc portion of an immunoglobulin is its C-terminal constant region.

An Fc-epsilon receptor signaling pathway that results in the change in morphology and behavior of a mast cell resulting from exposure to a cytokine, chemokine, soluble factor, or to (at least in mammals) an antigen which the mast cell has specifically bound via IgE bound to Fc-epsilonRI receptors.

Any process that activates or increases the frequency, rate, or extent of mast cell activation.

Binding to a bone morphogenetic protein (BMP) in the extracellular region, and inhibiting BMP signaling by preventing BMP from binding to its cell surface receptor.

The series of molecular signals initiated by vascular endothelial growth factor (VEGF) binding to a beta-type platelet-derived growth factor receptor (PDGFR) on the surface of a cell, and ending with the regulation of a downstream cellular process, e.g. transcription.

The series of molecular signals initiated by the binding of a ligand to a beta-type platelet-derived growth factor receptor (PDGFbeta) on the surface of a signal-receiving cell, and ending with the regulation of a downstream cellular process, e.g. transcription.

The series of molecular signals initiated by vascular endothelial growth factor (VEGF) binding to a platelet-derived growth factor receptor (PDGFR) on the surface of a cell, and ending with the regulation of a downstream cellular process, e.g. transcription.

Binding to a vascular endothelial growth factor.

The series of molecular signals initiated by vascular endothelial growth factor (VEGF) binding to an alpha-type platelet-derived growth factor receptor (PDGFR) on the surface of a cell, and ending with the regulation of a downstream cellular process, e.g. transcription.