Western Blot Activity
Viral Proteins and Band Pattern Interpretation
Viral ProteinsHIV, like any other virus, is composed of a number of different proteins. The Western blot positive control lane contains proteins from patient sera as well as HIV proteins. HIV positivity can therefore only be confirmed by the presence of the following types of proteins:
Band Pattern Interpretation
Background information on the HIV Western blot test. In 1987 the Centers for Disease Control along with several other organizations established criteria for serologic interpretation of HIV Western blot tests. The criteria are listed below.