There are several versions of the package including: Antigen was originally produced by Sybari Software Inc., which was acquired by Microsoft in 2005 and is now a wholly owned subsidiary.Microsoft Antigen should not be confused with Anti Gen (with a capital G), a freeware product developed by Fresh Software to detect the presence of Back Orifice on computers running Windows.
The term “allergy” indicates an abnormally hypersensitive immune reaction.
Antigen can provide layered, multiple-scan protection against viruses, worms, spyware and other forms of malware.
Antigen can also filter e-mail to minimize inappropriate content and malicious attachments according to user or administrator preferences.
Immunoglobulin (Ig) contains immunoglobulin antibody (Ab) activity or the chemical structure and the molecule which is similar to antibody.
Immune globulin is composed of two identical light chains and two identical heavy chains connected together by disulfide bonds between four peptide chain structure.