Latest News & Events

Learn more about the latest Delphi Diagnostics news and the Endocrine Activity Index (EAI) Test by reading the press releases below. EAI is known in publications as the Sensitivity to Endocrine Therapy (SET2,3) Test. Clicking on the links below will take you to the full text news pages.

Latest News

Journal of Clinical Oncology Logo

New Data Confirms Endocrine Activity Index® as a Predictor of Benefit from Dose-Dense Chemotherapy

March 5, 2025 – Data from the GEICAM/9906 trial, presented at the San Antonio Breast Cancer Symposium (SABCS) in December 2024, provides independent confirmation of the predictive value of the Endocrine Activity Index (EAITM).1 In addition, results from a 12-year outcomes analysis from the CALGB 9741 trial that established EAI as a predictor of benefit from dose-dense chemotherapy in hormone receptor-positive breast cancer was published in the Journal of Clinical Oncology in early January 2025.

All News

August 5, 2024

Two Abstracts Highlighting the Endocrine Activity Index were Presented at the 2024 Annual Society of Clinical Oncology Meeting

April 2, 2023

Delphi Diagnostics® Inc. Announces a Strategic Partnership with Protean BioDiagostics to Offer the Endocrine Activity Index

March 9, 2023

Delphi Diagnostics™ Inc Announces a Publication Showing that the Sensitivity-to-Endocrine-Therapy (SET2,3) Index had Prognostic Value that was Independent and Complementary to the 21-gene Recurrence Score (Oncotype DX®) in Node-Positive Breast Cancer

October 27, 2022

Delphi Diagnostics™ Inc and Quantum Leap Healthcare Collaborative™ Announce the Inclusion of Delphi’s Proprietary Test, SET2,3™, into the Adaptive Randomization Process for the Ongoing I-SPY 2 TRIAL™

September 22, 2022

Delphi Diagnostics™ Inc. Announced the Issuance of a New U.S. Patent Covering the Sensitivity to Endocrine Therapy (SETER/PR) Test Through 2037

June 13, 2022

SET2,3 Results Can Determine Prognosis and Prediction of Benefit from Dose-Dense Chemotherapy in Estrogen Receptor-Positive (ER+) Breast Cancer Presented at ASCO 2022

December 14, 2021

SET2,3 index adds independent, complementary information to personalize breast cancer treatment

Latest Events

ASCO Annual Meeting 2025

Chicago, IL
May 31 – June 3, 2025

San Antonio Breast Cancer Symposium

San Antonio, TX
December 9 – 12, 2025

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