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Important Holiday Shipping Schedule Update


ATCC will be closed Wednesday, December 24, 2025 to Thursday, January 1, 2026. Please be advised  you can still submit orders for products during this time, but shipping will resume on Friday, January 2, 2026.


To ensure shipping before the ATCC holiday closing period, please reference the shipping schedule below:


  • Last shipping day for Domestic orders is Friday, December 19, 2025 (Room temperature items shipping only as no frozen item shipments on Fridays. Frozen/ dry ice shipments resumes January 2, 2026).

  • Last shipping day for International orders is Friday, December 12, 2025.

  • Shipping resumes January 2, 2026 for orders submitted after December 19, 2025.

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Repairing Reproducibility

Green and purple Cyto-01 retinal epithelial cells.

It's time for a new perspective

Explore reproducibility from a new perspective

Watch our panel discussion featuring leaders in the scientific community to explore exciting new ways to confront the issues affecting reproducibility.

Hamid Ghanadan, Founder & CEO, The Linus Group
Mindy Goldsborough, PhD, Chief Scientific Officer of ATCC
Elizabeth Iorns, PhD, Founder & CEO of Science Exchange
Ijad Madisch, MD, PhD, Founder & CEO of ResearchGate
Marc Rafael, PhD, Biophysicist, U.S. Naval Research Laboratory

Take the next step to repair reproducibility



Learn how we make our research reproducible