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Anti-estrogen receptor rabbit monoclonal antibodies (SP1 and SP2 clones) provide “high sensitivity and specificity of the reaction, stronger immunostaining, shorter procedures times, and avoidance of antigenic retrieval methods.”
Cano, G. et al. Diagn. Cytopathol. 29, 207–211 (2003)

The anti-estrogen receptor rabbit monoclonal antibody (EP1 clone) “can result in better interpretation of the results of the ER analysis.”
Badve, S. et al. J. Clin. Pathol. 66, 1051–1057 (2013)

Why buy from us?

A wide range of recombinant antibodies
To give you antibodies with the highest degree of consistency as and sensitivity, we can offer more than 10,000 recombinant monoclonal antibodies. 

Knockout validation
We have introduced knockout validation via CRISPR-Cas9 to give you antibodies with confirmed specificity and now have over 1,000 knockout-validated antibodies and counting.

Great customer service and scientific support
​Our support teams are here to help you with any questions you may have about our products and will give you a response to your inquiry within 24 hours as well as support in Chinese, English, French, German, Japanese, and Spanish. We launch an investigation into all quality concerns to ensure our products perform to the highest standards.