A Study to Develop a Biorepository of Blood Samples from Cancer Patients Participating in the Gemini (IRB 19-006717) Protocol


About this study

The purpose of this study is to develop a biorepository of blood samples  from cancer patients participating in the Gemini (IRB 19-006717) protocol. These samples will be used for future biomarker discovery and other translational studies. 

Participation eligibility

Participant eligibility includes age, gender, type and stage of disease, and previous treatments or health concerns. Guidelines differ from study to study, and identify who can or cannot participate. There is no guarantee that every individual who qualifies and wants to participate in a trial will be enrolled. Contact the study team to discuss study eligibility and potential participation.

Inclusion Criteria:

  • Patients at least 18 years of age.
  • Individuals diagnosed with any solid tumor cancer including, but not limited to, gastrointestinal, breast, gynecological, genitourinary, skin, CNS/brain, head/neck, musculoskeletal or cancer of unknown primary; and presenting to Mayo Clinic for clinical management/treatment; and patients receive genetic testing as described above.
  • Self-identified as being from various ethnic populations including Hispanic/Latino, Native American/Alaskan, African American (including of African descent),Asian and other European populations.
  • Blood collection is feasible (health, access and/or tolerability) for requested blood sample(s).
  • Individuals have agreed to participate and signed the study informed consent form.

Exclusion Criteria: 

  • Patients who have had prior germline genetic testing involving a 40+ gene panel within the last 24 months at Mayo Clinic and available for review by the research coordinator at time of consent.


Participating Mayo Clinic locations

Study statuses change often. Please contact the study team for the most up-to-date information regarding possible participation.

Mayo Clinic Location Status Contact

Jacksonville, Fla.

Mayo Clinic principal investigator

Jeremy Jones, M.D.

Open for enrollment

Contact information:

Delmi Diaz

(904) 953-6174


Scottsdale/Phoenix, Ariz.

Mayo Clinic principal investigator

Niloy Jewel Samadder, M.D.

Open for enrollment

Contact information:

Cancer Center Clinical Trials Referral Office

(855) 776-0015

More information


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