Sample Interference Resources Biotin | FDA FDA Biotin Guideline Announcement.Biotin | AACC AACC Issues Guidance Document on Biotin Interference in Laboratory Tests.Biotin | CCLM Interference of anti-streptavidin antibodies in immunoassays: a very rare phenomenon or a more common finding?Biotin | CCLM Alarmed by misleading interference in free T3 and free T4 assays: a new case of anti-streptavidin antibodies. Biotin | CCLM Anti-streptavidin antibodies as a cause of false-positive results of streptavidin-based autoantibody assays.