Fibroblast growth factors, their receptors and signaling.
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Cites background from "Fibroblast growth factors, their re..."
...Binding of FGFs to FGFRs rapidly leads to receptor dimerization and tyrosine autophosphorylation....
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...Receptor dimerization appears to be mediated by a complex of heparin sulfate proteoglycans containing several FGFs (38)....
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...Heparin sulfate proteoglycans also serve as a storage pool for FGFs and, along with other FGF binding proteins, additionally modulate biological effects by sequestration, enhancement of local growth factor concentrations in the extracellular matrix, or regulation of access to cell-surface FGFRs....
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...The family now contains at least 22 members, whose actions are mediated by transmembrane receptors and extracellular heparin sulfate proteoglycans (38)....
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...Ligand binding leads to receptor tyrosine phosphorylation and activation of several signal transduction pathways, including the Ras-RafMek-ERK cascade (22, 38)....
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11 citations
Cites background from "Fibroblast growth factors, their re..."
...Four major transmembrane isoforms of FGFR tyrosine kinases have been identified in the brain (termed FGFR1-4) that have a prototypic extracellular domain structure consisting of three Ig domains (Ig1-3) with a long linker region between Ig1 and Ig2 [36]....
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11 citations
Cites background from "Fibroblast growth factors, their re..."
...Fibroblast growth factors (FGFs) are critical in the regulation of implantation process of the placenta, including trophoblast differentiation, hormone production [21], and migration [22]....
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11 citations
11 citations
Cites background from "Fibroblast growth factors, their re..."
...FGFR1 is tyrosine-protein kinase that acts as cell-surface receptor for fibroblast growth factors and is essential in the regulation of embryonic development, cell proliferation, differentiation, and migration [Powers et al., 2000; Presta et al., 2005; Chen and Forough, 2006]....
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References
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"Fibroblast growth factors, their re..." refers background in this paper
...One way these recruited target proteins may be localized to the activated receptor is through the interaction between their Src-homology 2 (SH2) domains and specific phosphotyrosine residues on the activated receptor (Pawson 1995)....
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...Phosphorylated tyrosine residues, in turn, recruit other signaling molecules to the activated receptors and propagate the signal through many possible transduction pathways (Pawson 1995)....
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2,364 citations
2,066 citations
"Fibroblast growth factors, their re..." refers background in this paper
...†From Ornitz et al. (1996), except where stated; ‡From Koga et al. (1995); §From Miralles et al. (1999); ¶From Xu et al. (1999). topologically identical to interleukin-1β (IL-1β) (Zhu et al. 1991), with which some members also share the feature of secretion by an endoplasmic reticulum…...
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...Mutation of all four cysteines to serines results in a protein with the same secondary structure and equally mitogenic for 3T3 cells as the wild-type FGF-2 (Foxet al. 1988), suggesting that the formation of disulfide bridges is not important for the secondary structure and mitogenic activity of…...
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...Ornitz et al. (1996) determined the specificity of different FGFs for different receptor isoforms by overexpressing these isoforms in Baf3 cells, which do not normally express FGFRs, and assaying for [3H]thymidine incorporation in these cells following treatment with different FGFs (see Table 2)....
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...1, IIIb 100 60 34 16 4 5 6 4 4 1, IIIc 100 104 0 102 59 55 0 1 21 2, IIIb 100 9 45 15 5 5 81 4 7 2, IIIc 100 64 4 94 25 61 2.5 16 89 3, IIIb 100 1 2 1 1 1 1 1 42 3, IIIc 100 107 1 69 12 9 1 41 96 4 100 113 6 108 7 79 2 76 75 Modified from Ornitz et al. (1996)....
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1,994 citations
"Fibroblast growth factors, their re..." refers background in this paper
...Defining features of the FGF family are a strong affinity for heparin and HLGAGs (Burgess & Maciag 1989), as well as a central core of 140 amino acids that is highly homologous between different family members....
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