Search Services

Explore options to support your unrelated donor search 

Whether your patient’s search is straightforward or more difficult than usual, access the services and tools you need for an efficient, effective unrelated donor or cord blood unit (CBU) search.

Search Options and Forms


Search and Testing Forms

Access forms to request a preliminary search, custom search support, or a recipient transfer, or to cancel or reactivate a formal search. Also find forms to request confirmatory typing of CBUs and related donor sample collection for HLA typing.

Preliminary Search

Learn how to submit a preliminary search request and interpret preliminary search results. Access information on requesting additional phenotype searches for rare or unusual typing.

Formal Search

Access resources available during a formal search to help you efficiently receive the donor HLA-typing you need, when you need it. Explore information, forms and procedures for routine and customized typing options, along with FedEx reference codes for IDM and research sample shipments. Also access information on canceling, reactivating or transferring a formal search.

International Searches and Workup

Find international donor registry and cord blood bank information, performance data, and search and workup forms to aid in your donor selection and planning.

Search Consultation and Tools


Search Strategy Advice

Tap into HLA expertise to identify donors and CBUs most likely to meet your center’s match criteria. Access the Search Strategy Advice request form and a sample report.

Search Prognosis Tool

Use this simple scoring system developed by the CIBMTR® (Center for International Blood and Marrow Transplant Research®) to understand the potential difficulty of identifying a fully matched or suitably mismatched unrelated donor for a patient using their race/ethnicity and genotype frequency. By understanding the likely search outcome, you can engage HLA expertise earlier in your search process and consider alternative stem cell source options sooner.

Cord Blood Consultation Service

Connect with a physician with experience in cord blood selection and transplant for advice on identifying cord blood units for your patient.

Search Education 


Improving Ethnically Diverse Transplants (IEDT) Project

Learn how the IEDT project assists with donor identification for patients who are ethnically diverse and helps decrease barriers that could prevent a patient from receiving a transplant.

HLA and Search Strategy

Explore education available on HLA typing and search strategy resources, matching guidelines, how ancestry may affect a match, and more.