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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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Collections and Projects of Cells

Green, red and blue organoid cells.

ATCC cell collections support innovative research and discoveries

Since 1925, ATCC has maintained the world’s largest collection of biomaterials for scientific discovery.

Within our holdings are several special collections and projects representing critical areas of research, including global cancer research through our support of the Human Cancer Models Initiative, Parkinson’s disease research in partnership with The Michael J. Fox Foundation, and chordoma research through our partnership with the Chordoma Foundation. In addition, the Neurofibromatosis Therapeutic Acceleration Program (NTAP) offers hTERT-immortalized primary cells for the study of Schwann cell biology and neurofibromas. 

We provide these specialized offerings to support you in your crucial research toward the development of diagnostic assays, therapeutics, and treatments that support global health. Explore our rich collections and projects today to find the high-quality materials that will move your research forward.

Our collections formed with our partners



Our special collection products

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