This invention is directed to methods for treating and preventing influenza infection by inhibiting influenza virus HA maturation processes employing compounds of formula I. A method of reprograming the electrocardiograph calculator to calculate the second derivative of the maximal and minimal values of each structure of the myocardium at specific instants of the electrocardiographic trace calculate the value generated by the left leg and the values generated by each negative electrode. , pollutant biomass from marineaquatic and terrestrial environments. The window frame includes a plurality of openings for mounting one or more ball lenses, an optical isolator, and a semiconductor laser.