GenScript's MonoExpress™ Immunization is a patented technology for mouse monoclonal antibody development that optimizes the production of high-quality mAbs with higher specificity and affinity in a shorter turnaround time than conventional immunization methods. This cutting-edge technology offers several advantages:

  • Higher positivity and delivery rates
  • Immunization process completed within 2 weeks, 6-8 weeks faster than conventional methods
  • Higher diversity, specificity, and affinity for antibodies
  • Stronger immune response for modified targets or targets with high homology to mice

Overall, GenScript's MonoExpress™ immunization technology is ideal for researchers working on challenging projects or who require fast access to custom mAbs for their experiments and assays


Fast turnaround time

We deliver antibodies 4 months faster than traditional immunization protocols.


Our safety net policy means your mAb investment is protected.

Optimized immunization

Our advanced technologies - OptimumAntigen design tool, proprietary immunization technology – increase specificity and affinity of antibodies.

Certified facility

AAALAC International accreditation and OLAW certification demonstrate our commitment to responsible animal care and use.

Application Guarantees

Our packages guarantee that the mAb clones delivered are Western blot positive for your protein immunogen and possess an ELISA titer ≥ 1:64,000.

Case Studies

Get in Touch
with GenScript Custom
Antibody Services

Get in Touch with GenScript Custom Antibody Services
Please enter a valid first name.
Please enter a valid last name.
Please enter a valid email name.
Please select a valid industry.
Please select a valid country.
Please enter a valid Zipcode.
Please enter a valid institution/company.
Please enter a message in the textarea.


Peer reviewed publications using our custom Monoclonal Antibody Services

*Read about our safety net policy

For problematic antigens check out our DNA Immunization Service.

If none of these standard packages fit your requirements, we offer fully Customized Monoclonal Antibody Services.

For a general overview of our variety of monoclonal antibody services, click here.

Unsure which service line is appropriate for your application? Try our Antibody Service Selection Tool.

Quotation and Ordering

Our customer service representatives are available 24 hours Monday through Friday. You may contact us anytime for assistance. Orders can be placed online, over the phone, by email or fax. Please have your payment information (credit card, purchase order or bank information) ready.

Fill out the online form and email to [email protected]
A Technical Account Manager will reply you within 24 hours to finalize the quote
To place order, provide credit card/PO information
Production of your project begins immediately
A Project Manager is in contact with you during the production process to give updates



Do you like the current new website?