Novel compounds represented by formula (I): ##STR00001## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are as defined herein, and pharmaceutically acceptable salts, hydrates and solvates thereof, are useful for the modulation of CCR5 chemokine receptor activity.

 
Web www.patentalert.com

< Method and signal processing means for detecting and discriminating between structural configurations and geological gradients encountered by kinetic energy subterranean terra-dynamic crafts

< External telemetry method

> Buoyancy dissipater and method to deter an errant vessel

> Compositions and methods for treatment of severe acute respiratory syndrome (SARS)
~ 00604