Ca15-3

Ca15-3 is the protein product of the MUC1 gene and is the most widely used serum marker in breast cancer.

There was a decrease in HIF1A, followed by a decrease in Ca15-3 and RECIST in response to chemotherapy. There was a statistically significant correlation between Ca15-3 and response to chemotherapy 1).

1)
Manginstar C, Oley MH, Oley MC, Merung M, Langi FLFG, Kepel BJ, Rusli LV, Islam AA, Faruk M. Correlation analysis of HIF-1α and Ca15-3 in response to neoadjuvant chemotherapy in locally advanced breast cancer: A cohort study in Indonesia. Breast Dis. 2022;41(1):481-487. doi: 10.3233/BD-229004. PMID: 36641657.