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Are Annex V columns an alternative to density gradients?

By Rebeca Reus.
Last Update: 08/28/2018

No, the most advisable thing is to pass the sample through density gradients to eliminate spermatozoa with poor mobility and to make the sample cleaner. In this way, it is easier to make the subsequent magnetic selection more efficient.

Suggested for you: Improving Sperm Selection with MACS: Definition & Indication.

 Rebeca Reus
Rebeca Reus
BSc, MSc
Embryologist
Degree in Human Biology (Biochemistry) from the Pompeu Fabra University (UPF). Official Master's Degree in Clinical Analysis Laboratory from the UPF and Master’s Degree about the Theoretical Basis and Laboratory Procedures in Assisted Reproduction from the University of Valencia (UV).
Embryologist. Degree in Human Biology (Biochemistry) from the Pompeu Fabra University (UPF). Official Master's Degree in Clinical Analysis Laboratory from the UPF and Master’s Degree about the Theoretical Basis and Laboratory Procedures in Assisted Reproduction from the University of Valencia (UV).