A pyridine group was linked to the tetrahydronaphthalene moiety of the derivatives described in the preceding paper, to afford new combined thromboxane receptor (TP-receptor) antagonists and synthase inhibitors. The most interesting compound Lf inhibits TXA2 synthase with an IC50 value of 0.64 mu M and the aggregation of human platelets with an IC50 value of 0.063 mu M and shows a long duration of action in different species after oral administration. (C) 1998 Elsevier Science Ltd. All rights reserved.
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FED UNIV RIO DE JANEIRO,FAC FARM,DEPT TECNOL PHARMACEUT,AVALIACAO & SINTESE SUBST BIOAT LAB,BR-21944910 RIO JANEIRO,BRAZILFED UNIV RIO DE JANEIRO,FAC FARM,DEPT TECNOL PHARMACEUT,AVALIACAO & SINTESE SUBST BIOAT LAB,BR-21944910 RIO JANEIRO,BRAZIL
ALBUQUERQUE, MG
RODRIGUES, CR
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FED UNIV RIO DE JANEIRO,FAC FARM,DEPT TECNOL PHARMACEUT,AVALIACAO & SINTESE SUBST BIOAT LAB,BR-21944910 RIO JANEIRO,BRAZILFED UNIV RIO DE JANEIRO,FAC FARM,DEPT TECNOL PHARMACEUT,AVALIACAO & SINTESE SUBST BIOAT LAB,BR-21944910 RIO JANEIRO,BRAZIL
RODRIGUES, CR
DEALENCASTRO, RB
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FED UNIV RIO DE JANEIRO,FAC FARM,DEPT TECNOL PHARMACEUT,AVALIACAO & SINTESE SUBST BIOAT LAB,BR-21944910 RIO JANEIRO,BRAZILFED UNIV RIO DE JANEIRO,FAC FARM,DEPT TECNOL PHARMACEUT,AVALIACAO & SINTESE SUBST BIOAT LAB,BR-21944910 RIO JANEIRO,BRAZIL
DEALENCASTRO, RB
BARREIRO, EJ
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FED UNIV RIO DE JANEIRO,FAC FARM,DEPT TECNOL PHARMACEUT,AVALIACAO & SINTESE SUBST BIOAT LAB,BR-21944910 RIO JANEIRO,BRAZILFED UNIV RIO DE JANEIRO,FAC FARM,DEPT TECNOL PHARMACEUT,AVALIACAO & SINTESE SUBST BIOAT LAB,BR-21944910 RIO JANEIRO,BRAZIL