To ATCC Valued Customers,

ATCC stands ready to support our customers’ needs during the coronavirus pandemic. Our first job is to listen to and observe what our customers need, and meet those needs with quality products and services. While we are not currently experiencing delays due to this pandemic, we expect that we could see them as the situation evolves. If you experience any issues, please contact ATCC Customer Service at For Technical questions please contact Thank you for your understanding, patience and flexibility as ATCC does everything it can to help reduce the impact of the coronavirus pandemic to our valued customers.


Accessioning is a critical step in any cell bank development. The cell bank can only be as good as the cells from which it was developed. ATCC has a robust process, protocols, and a team of scientists in place for accessioning the right type of materials. Leading pharmaceutical and diagnostics companies have been using our services for decades.

Cell Bank Starting Material (Choice of 3 Different Sources):
  1. You – starting material provided by the client
  2. ATCC – the starting material accessed from our collection center
  3. Outside vendors – the material procured from outside vendors by you or by ATCC
ATCC Accessioning Advantage:

Availability of starting material – We are one of the largest collection centers for microbes and cells in the world.

ATCC Collection Center Contains:

  • Bacteria (18,000 strains in over 750 genera, 3,600 type cultures of validly described species, and nearly 500 bacteriophages)
  • Viruses (over 2,000)
  • Fungi and yeast (over 32,000 yeast genetic strains)
  • Cell Lines (3,600 cell lines from over 150 different species)
  • Vast number of hybridomas and human primary cells