Free Monoclonal Antibody Samples

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Try our high quality antibodies with low risk

OriGene offers more than 25,000 monoclonal antibodies with high specificity and sensitivity. We use advanced technologies to generate better antigens and validate antibodies through multiple applications and protein samples.

Want to try a sample before purchasing the full size antibody? OriGene offers sample size antibodies to our popular monoclonal antibodies. For a limited time only, you can request one of our 10 selected antibodies for free, which are all hot-selling cancer biomarkers and IO targets.

How to receive a free antibody sample:

  1. Use the code sampleAB during checkout
  2. Code works for both online and offline orders
  3. Limited to one free sample per order
  4. Taxes, shipping, and handling are not included

We love to hear your feedback on our antibodies. Please send all feedback to our online review form.

We also offer many other sample size antibodies at a low price. If there is an antibody you are interested in that is not on the list, please contact for more information.

Key features:

  • Monoclonal antibodies
  • Widely cited by researchers
  • Validated in many applications
  • Key targets for cancer research
Protein Name Host Validated Application Sample SKU
CTLA4 Mouse IHC UM870141
PD-L1 Rabbit IHC TA591004S
PD1 Mouse WB, FC, 10K-CHIP, Neutralization UM870114
VISTA Mouse FC TA812251S
LGR5 Mouse WB, IHC, IF, IP, FC TA503316S
CD163 Mouse WB, IHC, IF TA506380S
SOX17 Mouse WB, IF, FC TA500044S
KI67 Rat IHC, FC TA801577S
ALK Mouse WB, IHC, LMNX TA801287S
CD80 Mouse WB, IHC, IF TA501576S
Terms and conditions

* This promotion is open to worldwide customers. It applies to both online and offline orders. It will apply to qualifying orders received by OriGene Technologies until samples are depleted. Shipping, handling, and taxes are excluded when samples are ordered. Limited to one free sample per order. Offer void where prohibited, licensed, or restricted by federal, state, or local laws or regulation or agency/institutional policy. Other restrictions may apply. For Research Use Only.