EDRN Reference Set Call

Wednesday, August 5, 2026

Present (Attendees at meeting in BOLD):

NCI: Guillermo Marquez, Indu Kohaar, Christos Patriotis, Matt Young 

DMCC: Ziding Feng, Jackie Dahlgren, Royce Malnik, Yingye Zheng

GI:

• Colon: MD Anderson: Robert Bresalier (Chair)
• Pancreas: NYU Langone: Anirban Maitra
• University of Minnesota: Tim Church

Lung:

• Vanderbilt: Stephen Deppen (Co-chair)
• Boston University: Marc Lenburg
• Meso Scale Diagnostics: Martin Stengelin
• University of California, Los Angeles: Tran Linh

Prostate:

• Eastern Virginia Medical School: John Semmes
• Johns Hopkins: Hui Zhang
• University of Michigan: Javed Siddiqui

Breast/GYN:

• Arizona State University: Karen Anderson
• Massachusetts General Hospital: Steven Skates
• Johns Hopkins: Zhen Zhang
• Meso Scale Diagnostics: Martin Stengelin

Current Action Items:

1. ONGOING: The Committee will send an approval letter for Stacy Malaker and a response letter to William Hsu explaining why the LTP2 specimens can’t be released to him yet.  Update: The letter to William Hsu is done—Stacy Malaker still needs an approval letter. 
2. DONE: Prostate Discovery Set: Liang Zhao: Robert Bresalier will send a response letter to him regarding his application.
3. DONE: Sally Mackenzie/EpiMethyl: Robert Bresalier will draft a letter regarding their application.
4. Participation by All Working Group: Robert Bresalier will email the working group and remind those who don’t attend the calls to make a point to attend in the future.

Discussion:

• PCA-3 Application for Sally Mackenzie-EpiMethyl Analytics: not approved by the working group—the reviewers felt that the goals of the application was discovery and the discovery prostate reference set samples would be a better fit for this project. Robert Bresalier will write a letter to the applicant. 
• Prostate Discovery Set/Liang Zhao: Robert Bresalier will draft a letter with the working group’s recommendations (Update: this is done).
• Pilar Navarro/Medrano: Approved but wanted them to work with the DMCC on the sample size and analysis.

Next Call: Wednesday, September 2, 2026 at 8 a.m. Pacific/11 a.m. Eastern. If there are no new applications or other items to discuss, we will cancel the call.