Assessment of Dog Testis Perfusion by Colour and Pulsed-Doppler Ultrasonography and Correlation With Sperm Oxidative DNA Damage.

作者: Helena Lemos , Jesus Dorado , Manuel Hidalgo , Isabel Gaivão , Ana Martins-Bessa

DOI: 10.1016/J.TCAM.2020.100452

关键词: Testicular arteryDNA damagePerfusionLeft TestisComet assayBlood flowOxidative dna damageSpermMedicineAndrology

摘要: Abstract The assessment of testicular artery blood flow by colour and pulsed-Doppler ultrasonography is an important diagnostic technique to assess vascular perfusion. Recently, it has been suggested as a good predictor sperm quality. On the other hand, through alkaline Comet Assay, possible quantify oxidative DNA damage. aim this study was evaluate relationship between routine parameters, damage in canine sperm. Testicular collection were performed on 12 male dogs, with animals being allocated into 2 groups, according classification ejaculates’ quality, normozoospermic (N; n = 7) or non-normozoospermic (OAT; n = 5). Seven dogs aged 1.5 8.0 years old included group N 5 2.0 11.0 old, OAT. sperm-rich fraction ejaculates evaluated for parameters comet assay. Colour used supratesticular marginal arteries right left testis. Group OAT presented higher levels (A.U.) comparison (N:11.7 ± 9.9; OAT:34.2 6.1; P

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