Human Sperm Testicular Angiotensin Converting Enzyme Helps Determine Human Embryo Quality

The authors thank Alejandro Diez, Ph.D., technician of the Analytical and High-Resolution Microscopy and Cytometry Laboratory in Biomedicine Service of the University of Basque Country (UPV/EHU), for his technical assistance with samples processing by flow cytometry. This study was supported by grants from the Basque Government (GIC12/173; to MG and IMH) and University of the Basque Country (UPV/EHU) (EHUA14/17; to MG and IUA).