Citations
1 publicationsPublications from researchers using this productDescription
PD173074 is an ATP-competitive FGFR1 and VEGFR2 inhibitor with an IC50 value of 26nM and 100-200nM, respectively, showing higher selectivity for FGFR1 over PDGFR and c-Src[1]. PD173074 weakly inhibits the activities of Src, InsR, EGFR, PDGFR, MEK, and PKC[2].
in vitro, PD173074 (0.5, 1, 10, 20 and 50μM; 48h) blocks G1/S transition via CUL3-mediated ubiquitin protease in HepG2 and Hep3B cells[3]. PD173074 (0.25 or 1µmol/L, 20µL/well; 4h)reverses MRP7 (ABCC10)-mediated multidrug resistance[4]. PD173074 (0-100μM; 30min) binds to the C-terminus of oncofetal architectural chromatin factor high-mobility group AT-hook 2 (HMGA2) and modulates its DNA-binding and transcriptional activation functions[5].
in vivo, PD173074 (50mg/kg; up to 28 days; goral gavage) blocks small cell lung cancer growth in a nude mice model[6]. PD173074 (20 mg/kg; 3 days; i.p)block FGFR-dependent urothelial carcinoma growth in a Balb/c mice model[7]. PD173074 (20mg/kg; once per day; 10 days; i.p) improves antitumor immunity and impairs breast cancer metastasis in a Balb/c mice model[8].
References:
[1] Dimitroff, C J et al. “Anti-angiogenic activity of selected receptor tyrosine kinase inhibitors, PD166285 and PD173074: implications for combination treatment with photodynamic therapy.” *Investigational new drugs* vol. 17,2 (1999): 121-35. doi:10.1023/a:1006367032156
[2] Tan, Li et al. “Development of covalent inhibitors that can overcome resistance to first-generation FGFR kinase inhibitors.” *Proceedings of the National Academy of Sciences of the United States of America* vol. 111,45 (2014): E4869-77. doi:10.1073/pnas.1403438111
[3] Qiao, Chuchu et al. “PD173074 blocks G1/S transition via CUL3-mediated ubiquitin protease in HepG2 and Hep3B cells.” *PloS one* vol. 15,6 e0234708. 18 Jun. 2020, doi:10.1371/journal.pone.0234708
[4] Anreddy, Nagaraju et al. “PD173074, a selective FGFR inhibitor, reverses MRP7 (ABCC10)-mediated MDR.” *Acta pharmaceutica Sinica. B* vol. 4,3 (2014): 202-7. doi:10.1016/j.apsb.2014.02.003
[5] Ahmed, Syed Moiz et al. “The FGFR inhibitor PD173074 binds to the C-terminus of oncofetal HMGA2 and modulates its DNA-binding and transcriptional activation functions.” *FEBS letters* vol. 597,15 (2023): 1977-1988. doi:10.1002/1873-3468.14675
[6] Pardo, Olivier E et al. “The fibroblast growth factor receptor inhibitor PD173074 blocks small cell lung cancer growth in vitro and in vivo.” *Cancer research*vol. 69,22 (2009): 8645-51. doi:10.1158/0008-5472.CAN-09-1576
[7] Lamont, F R et al. “Small molecule FGF receptor inhibitors block FGFR-dependent urothelial carcinoma growth in vitro and in vivo.” *British journal of cancer* vol. 104,1 (2011): 75-82. doi:10.1038/sj.bjc.6606016
[8] Ye, Tinghong et al. “Inhibition of FGFR signaling by PD173074 improves antitumor immunity and impairs breast cancer metastasis.” *Breast cancer research and treatment* vol. 143,3 (2014): 435-46. doi:10.1007/s10549-013-2829-y
Protocol
| Kinase experiment [1]: | |
Preparation Method | The assay media for TK activity contained 25mM HEPES buffer (pH 7.4), 150mM NaCl, 10mM MnCl2, 0.1mM sodium orthovanadate, 750µg/ml of random co-polymer of glutamic acid and tyrosine (4:1), various concentrations of inhibitor and 60–75ng of enzyme. The reaction (total volume, 100µL) was initiated by the addition of [γ-32P]ATP (50µM ATP containing 0.4µCi [32P]ATP per incubation. Samples were incubated for 10 minutes at 25℃ and terminated by the addition of 30% trichloroacetic acid. |
Reaction Conditions | 10 minutes at 25℃ |
Applications | PD173074 displayed selective inhibitory activity towards FGFR1TK at 26nM. |
| Cell experiment [2]: | |
Cell lines | HepG2, Hep3B, human normal liver cell line HL7702 |
Preparation Method | HepG2, Hep3B or HL7702 cells were seeded into 96-well plate at 5000cells/well. After adherence, the cells were treated with different concentrations of PD173074 (0.5, 1, 10, 20 and 50μM). 48h later, the cells were incubated with MTT solution (500μg/mL) for 4h at 37°C. The formazan was solubilized with DMSO and relative cell viability was measured at 490nm with a microplate reader. Growth inhibition in response to various concentrations of PD173074 was calculated using GraphPad Prism 7.0. |
Reaction Conditions | 0.5, 1, 10, 20 and 50μM; 48h |
Applications | PD173074 significantly arrested HepG2 and Hep3B cells in G1 phase and inhibited cell proliferation. |
| Animal experiment [3]: | |
Animal models | nude mice |
Preparation Method | H510 (1:1 cell suspension) or H69 cells were implanted into the flank of nude mice. When tumors became measurable, 50mg/kg PD173074/mice or equivalent volume of buffer alone were administered daily for 14 or 28d. In addition, mice received or did not receive two doses of 5mg/kg cisplatin. Tumor volume was monitored using a calliper. Animals were sacrificed when tumor burden reached 15mm in any dimension and survival recorded as a Kaplan-Meier plot. Tissues were formalin fixed and paraffin embedded before staining as indicated in the figure legends. For the endomucin experiments, pictures were acquired using a ×10 objective and analyzed using ImageJ. For activated Caspase 3 and cytokeratin 18 scoring, the number of positive cells in five high-power field views/tumor (five tumors per condition) was determined and results represented as bar graphs. The total number of nuclei per field was determined by manual counting using event flagging in Metamorph. |
Dosage form | 50mg/kg;up to 28 days; goral gavage |
Applications | In the H-510 xenograft, tumor growth was impaired similar to that seen with single-agent cisplatin administration, increasing median survival compared with control sham–treated animals. Crucially, the effect of cisplatin was significantly potentiated by coadministration of PD173074. In H-69 xenografts, PD173074 induced complete responses lasting >6 months in 50% of mice. |
References: | |
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Chemical Properties
Use stock solutions within 6 months when stored at -80°C or within 1 month when stored at -20°C.
To improve solubility, warm the tube to 37°C and sonicate it for an appropriate period.
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