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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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ATCC and InSphero Partnership

A transformative strategic partnership to revolutionize oncology research through advanced 3D cell-based assays

ATCC and InSphero have formed a strategic partnership that is set to redefine standards and introduce new paradigms in the rapidly evolving field of 3D cell–based oncology research.

By combining the power of ATCC's gold-standard, authenticated cell lines with InSphero's innovative, industry-leading 3D cell-based assay platforms, the scientific community will gain unprecedented access to assay-ready 3D tumor microtissues that will help accelerate oncology research at a global scale. This partnership will also provide an expansive and diverse portfolio of tumor models in easy-to-use and workflow-ready formats, ensuring researchers have access to enriched data sets that underpin better decision making in drug safety and efficacy.

Read the press release to learn more about the partnership.

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Learn more about our oncology portfolio

To fight cancer, scientists need access to a wide variety of model systems to elucidate the mechanisms behind the growth and metastasis of each tumor type.

ATCC supports this critical need by providing a comprehensive portfolio of authenticated cell lines, advanced biological models, cancer panels, and patient-derived models that can be used in biomarker discovery, tumor biology studies, drug screening, immuno-oncology, and more. Explore our resources to see how we can support your oncology studies.

Learn more