Dating an infected partner with herpes

HIV-1 is more virulent and more infective than HIV-2, and is the cause of the majority of HIV infections globally.

The resulting viral DNA is then imported into the cell nucleus and integrated into the cellular DNA by a virally encoded enzyme, integrase, and host co-factors.Three of these genes, gag, pol, and env, contain information needed to make the structural proteins for new virus particles.For example, env codes for a protein called gp160 that is cut in two by a cellular protease to form gp120 and gp41.Within these bodily fluids, HIV is present as both free virus particles and virus within infected immune cells.HIV infects vital cells in the human immune system such as helper T cells (specifically CD4 Lentiviruses have many morphologies and biological properties in common.

Leave a Reply