Frequently Asked Questions: Products, Experiments and Troubleshooting

Is CD3ε a CD3?

Is CD3ε a CD3?


Yes, CD3 consists of 5 different chains, namely gamma, delta, epsilon, zeta, and eta chains. Almost all anti-CD3 monoclonal antibodies target the epsilon chain, which is generally only expressed in T cells.


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Categories: Frequently Asked Questions: Products, Experiments and Troubleshooting

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Aladdin Scientific. "Is CD3ε a CD3?" Aladdin Knowledge Base, updated 10 nov. 2026. https://www.aladdinsci.com/eu_fr/faqs/is-cd3e-a-cd3-en-1.html
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