Meeting presentations supported tweaking the clinical interpretation of Genomic Health's Oncotype DX and bolstered Biotheranostics' Breast Cancer Index.
The randomized data continue to distinguish Genomic Health's test for node-negative women, while new questions come to the fore node-positive disease and other areas of clinical care.
The researchers have used nCounter, an FDA-cleared platform from NanoString Technologies, to develop their gene expression assay for subtype classification.
The company's total revenue for the three months ended March 31 was $108.8 million compared to $92.6 million in the first quarter of 2018, exceeding analyst expectations.
Efforts highlighted at last week's AACR meeting included new efforts to advance gene expression signatures, improve PD-L1 tests, and calculate MSI across tumor types.
A new analysis of the study yielded mixed news for black women, confirming that they suffer worse outcomes, even with the same genetic test results and treatment.
In the I-SPY 2 trial, investigators analyzed whether MammaPrint scores and BluePrint subtypes could help identify patients who would respond better to treatments.
