RWJ 50271 is an selective and orally active inhibitor of lymphocyte function-associated antigen-1/intercellular adhesion molecule-1(LFA-1/ICAM-1) interaction with an IC50 of 5.0 μM (HL60 cells). RWJ 50271 inhibits LFA-1/ICAM-1-mediated cell adhesion.
性状
Solid
IC50 & Target[1][2]
IC50: 5.0 μM (LFA-1/ICAM-1, HL60 cells)
体外研究(In Vitro)
RWJ 50271 inhibits adhesion of peripheral blood lymphocytes to plastic immobilized SICAM-1.
RWJ 50271 inhibits both human and murine NK activity (IC50=5.0 μM) in an LFA-1/ICAM-1-dependent natural killer [NK] cytotoxicity assay.
RWJ 50271 does not inhibit Mac-1/ICAM-1, E-selectidsialyl Lewis X or VLA-4/VCAM-1-mediated cell adhesion up to 20 μM concentrations.
RWJ 50271 does not alter the LFA-1 expression levels on HL60 cells.
RWJ 50271 inhibits adhesion of peripheral blood lymphocytes to plastic immobilized SICAM-1.
RWJ 50271 does not exhibit any toxic activity up to 100 μM concentrations.
Medlife has not independently confirmed the accuracy of these methods. They are for reference only.
体内研究(In Vivo)
RWJ 50271 (50 mg/kg; p.o.) is effective in animal model of inflammation.
Medlife has not independently confirmed the accuracy of these methods. They are for reference only.
Animal Model:
Mice, the delayed-type hypersensitivity [DTH] reaction model
Dosage:
50 mg/kg
Administration:
Oral administration
Result:
Significantly reduced foot pad swelling (>50%) 48 h after the challenge.