Responsible for some diseases in plants and animals. A descriptive code summarising the main properties of a virus. Virus inactivator A chemical that inactivates a virus causing loss of infectivity. Virus inhibitor A chemical that prevents virus transmission without inactivating the virus. Inhibition of transmission may be temporary and can sometimes be avoided by dilution.
Inhibitors frequently act on the recipient host rather than on the virus itself.
Virus-tested Shown to be free of specific virus or viruses. Virustatic Pertaining to the action of a chemical that inhibits the multiplication of a virus. Vitamin An organic compound which occurs in very small amounts in most vegetable matter without which normal functions may not proceed. There are many different ones and they were originally distinguished by letters of the alphabet, vitamin A, B, C, etc. Often referred to by a name indicating their chemical composition, eg.