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. Author manuscript; available in PMC: 2019 Oct 14.
Published in final edited form as: Curr Med Chem. 2014;21(13):1478–1504. doi: 10.2174/0929867321666131218095521

Table 6.

Agonist Activity of N-phenylurea Derivatives 30-33 [75, 79]

graphic file with name nihms-1052684-t0022.jpg
# R EC50 (μM)a
FPR1 FPR2 PMN
30 Cl N.A. 0.4 0.7
31 H N.A. 3.0 4.8
32 F N.A. 0.9 1.2
33 Br N.A. 0.1 1.2
a

EC50 values were determined by measurement of Ca2+ flux in FPR1- and FPR2-transfected HL-60 cells or in human polymorphonuclear neutrophils (PMN). N.A., no activity observed.