CHOOSING THE RIGHT BLOCKER Tailored Blocking Solutions for Every Stage of Development
Accurate immunoassays depend not only on high-quality antibodies, but also on effective blocking strategies that minimize background and interference—especially from HAMA, rheumatoid factor (RF), and other heterophilic antibodies. Whether you are developing ELISAs, lateral flow assays (LFA), or chemiluminescent immunoassays (CLIA), Meridian’s blockers are your first line of defense. Our portfolio includes trusted solutions such as: • Mouse Serum • Mouse IgG • TRU Block TM Series (TRU Block TM , TRU Block TM 2, TRU Block TM 3) • K-BLOCK TM Unsure which blocker fits your assay? Scan to learn more and order a sample pack
Explore Meridian’s complete range of interference-blocking reagents:
BLOCKER
BLOCKER TYPE
INTERFERENCE TYPE
ASSAY COMPATIBILITY
Passive Passive
HAMA, non-specific binding proteins ELISA, LFA
Mouse Serum
HAMA
ELISA, CLIA ELISA, CLIA
Mouse IgG
TRU Block TM
Universal (Active + Passive)
HAAA, RF, HA
ELISA, CLIA, LFA
TRU Block TM 2 TRU Block TM 3
ELISA, CLIA
Active
HAAA, RF, HA
ELISA, CLIA, LFA
K-BLOCK TM
Need help selecting the right blocker? Visit our Blocker Resource Page or contact our technical team for personalized guidance.
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