EHU-University of the Basque Country Researchers Develop Protocol to Identify Sperm Metabolic Biomarkers

Researchers at the EHU-University of the Basque Country have established a new protocol to identify molecules involved in sperm metabolic reactions, a development that allows for the detection of a record number of potential biomarkers for male infertility. Published in the journal *Cells*, this methodology provides a framework for analyzing small biological samples to assist in the diagnosis of fertility issues and the potential creation of future clinical treatments.

The research team designed this protocol to overcome previous limitations in analyzing the metabolic profiles of sperm cells. By refining the analytical process, the scientists successfully identified a broader range of biomarkers than previous studies had documented. This approach functions by isolating specific molecules within the sperm’s metabolic pathways, even when the available sample size is limited. These findings offer a new technical resource for laboratories investigating the underlying causes of male infertility, providing a standardized method for future clinical research and diagnostic applications.

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Date: June 25, 2026

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