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‹ Fri · 25 Sep 2026
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HER1-HER4 expression and co-expression in advanced urothelial carcinoma.

BACKGROUND: The human epidermal growth factor receptor (HER) family is under evaluation as a therapeutic target in urothelial cancer (UC); the significance of expression patterns beyond those of HER2 is unclear. HER1 positivity correlated with better chemotherapy responses (P = 0.02) and HER3/HER4 positivity with poorer responses (P = 0.02 and P = 0.03, respectively).

BACKGROUND: The human epidermal growth factor receptor (HER) family is under evaluation as a therapeutic target in urothelial cancer (UC); the significance of expression patterns beyond those of HER2 is unclear. HER1 positivity correlated with better chemotherapy responses (P = 0.02) and HER3/HER4 positivity with poorer responses (P = 0.02 and P = 0.03, respectively).

What the study was

Study design
Randomized Controlled Trial
Category
Genomics/Precision Medicine
Maturity
Validated
Journal
ESMO Open

Why it surfaced

Randomized controlled trial; Topic: Precision oncology and genomic medicine; Score 6/10 → STANDARD priority

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