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Search & Match Service provides a fast preliminary search facility to find the best matched haematopoietic stem cell donor or cord blood unit in the world for a patient in need of a haematopoietic stem cell transplant. Since January 2017,


'Search & Match Service' is a product from WMDA.


Benefits of Search & Match Service

  • BMDW 'Search & Match Service' is the primary source of all haematopoietic stem cell donors and cord blood units globally
  • BMDW 'Search & Match Service' holds over 28 million donors and over 700,000 cord blood units from 98 registries and cord blood banks from 54 countries
  • BMDW 'Search & Match Service' helps the community find a donor as quickly as possible by provinding:
    • User friendly  interface and functionalities
    • Probablity matching  for each donor/cord powered by OptiMatch
    • Additional information  on each donor and cord blood unit (once organisations provide it)


The BMDW 'Search & Match Service' public pages contain the user guide for the Search & Match Service, Frequently Asked Questions (FAQ), a demo video showing how to use the new system, archive of our newsletter BiteSize Learning, and other useful links that can assist you during your search activities.


Additionally, we also provide information about the new file format for data submission, XML. We are currently developing a new processing procedures for accepting, validating and reporting of these XML files. From October 1st, we will start accepting the first XML files as a replacement of the DOT20 files of a selective amount of organisations. The timelines for implementation of the XML files for data submission to WMDA can be found here.

For more news and updates on


'Search & Match Service', please check out our


'Search & Match Service' Blog