Research Article

Optimal Control of a Delayed HIV Infection Model with Immune Response Using an Efficient Numerical Method

Table 1

Parameters, their symbols and values used in simulation.

Parameters Descriptions Values

Source term for uninfected T cells 5 day
Death rate of T cells  day
Rate T cells become infected with virus  virion  day
Death rate infected T cells 0.32 day
Rate at which infected cells are killed by CTLs 0.05 mm  day
Number of free virus produced by infected cells 480
Clearance rate of free virus day 
Death rate of CTLs 0.3 day
Immune response activation rate 0.2 mm  day
Time delay 0.5 day

The period of the therapy considered is days.