Planned maintenance

We must perform activities that will impact the ability to place orders on our website. Starting Friday, May 21, at 5:00 p.m. Eastern to Sunday, May 23, at 5:00 p.m. Eastern, you will not be able to order products on our website. You will still be able to browse atcc.org and access your account. We apologize for any inconvenience this work may cause.
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Research Use

The ATCC Material Transfer Agreement (MTA) explains the rights and responsibilities of end users' use of ATCC materials. For your convenience, we have provided answers to FAQs in our database and these can also be found through the general site search.

If you find that your question regarding the MTA is not answered, please contact us at contracts@atcc.org with your specific inquiry.