Xella Clock

Xella Clock predicts chronological age in silico.

“Our model, the Xella Clock, outperforms other widely used epigenetic aging clocks at predicting chronological age from MF data and on endometrial tissue.”

In silicomenstrual fluid and endometrial tissuefemalesn = 66

The Xella Clock: a female-specific epigenetic aging clock optimized for menstrual fluid and endometrial tissue

medRxiv·10 Aug 2026Preprint