Immunofluorescence is a widely used example of immunostaining ( using antibodies to stain proteins ) .
Is a specific example of immunohistochemistry ( the use of the antibody - antigen relationship in tissues ) .
Immunofluorescence is a widely used example of immunostaining ( using antibodies to stain proteins ) and is a specific example of immunohistochemistry ( the use of the antibody - antigen relationship in tissues ) .