prions
I think you might mean anti-infective. If so, there are several vitamins that can build your immune system and help to fight sickness, but Vitamin C is the one known for packing the biggest punch when you are coming down sick.
Infective means it can cause infection, while infectious means it is contagious.
The elementary body is the infective form of chlamydia that enters the host cell.
spreading of diesease
infect
Proteins are often known as the building blocks of a cell.
Proteins make a pattern on the surface known as the fluid mosaic model.
Web proteins in the cytoplasm are known as cytoskeletal proteins. They play a crucial role in maintaining the cell's shape, structure, and movement.
Channel proteins belong to the classification of transmembrane proteins known as integral membrane proteins.
Larva
It is an oral anti-infective
Ernest N. Arnett has written: 'Active infective endocarditis' -- subject(s): Infective endocarditis, Pathology