Substitution of egg yolk with different concentrations of soybean lecithin in tris-based extender during bulls' semen preservability

Conclusion 1% to 1.5% soya lecithin can effectively alternate egg yolk as cryoprotective additives for cryopreservation extender, without any detrimental effects on post-chilling and post-thaw semen quality in cattle bull.
Source: Asian Pacific Journal of Reproduction - Category: Reproduction Medicine Source Type: research