Investigation of N-Acetyllactosamine and N,N-Diacetyllactosamine Residues of Seminal Plasma Prolactin-Induced Protein as Ligands Recognized by Galectin-3
2024

Study of Prolactin-Induced Protein and Its Interaction with Galectin-3 in Seminal Plasma

Sample size: 104 publication 10 minutes Evidence: moderate

Author Information

Author(s): Kałuża Anna, Trzęsicka Katarzyna, Drzyzga Damian, Ferens-Sieczkowska Mirosława, Pirone Luciano

Primary Institution: Wroclaw Medical University

Hypothesis

Can prolactin-induced protein (PIP) in seminal plasma interact with galectin-3 and how does this relate to semen quality?

Conclusion

The study found that the interaction between PIP and galectin-3 is influenced by the presence of specific glycan structures, which may be associated with male infertility.

Supporting Evidence

  • The concentration of prolactin-induced protein was similar across different patient groups.
  • Significant differences in PIP reactivity with lectins were observed in infertile subjects compared to controls.
  • Positive correlation was found between PIP reactivity with Wisteria floribunda lectin and galectin-3.

Takeaway

This study looks at a protein in semen that might help sperm work better, especially in men who have trouble getting their partners pregnant.

Methodology

The study used ELISA assays to measure the concentration of prolactin-induced protein and its reactivity with various lectins in seminal plasma samples from different groups of men.

Potential Biases

Potential biases may arise from the selection of participants and the exclusion of certain infertility factors.

Limitations

The study had a modest sample size, which may limit the generalizability of the findings.

Participant Demographics

Participants included men with normozoospermic, asthenozoospermic, and oligoasthenozoospermic conditions, as well as a control group of healthy volunteers.

Statistical Information

P-Value

pC = 0.000367

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.3390/ijms252413432

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