Ornithine decarboxylase (ODC), the rate-limiting enzyme in polyamine biosynthesis and an oncogenic c-MYC transcriptional target (Bello-Fernandez et al., 1993), decarboxylates ornithine to form putrescine, the first mammalian polyamine
Oxidative stress, an imbalance between reactive oxygen species (ROS) and antioxidant defense mechanisms in the cell, is involved in several physiological and pathological processes, including carcinogenesis
1, Sialic acid levels (meanSE) showed statistically significant lower levels in Normozoospermic (3.440.15mmol/mL) compared to Oligozoospermic individuals (5.860.34mmol/mL) (p 0.05)
While the bulk of research on both melanotan molecules has focused on their role as a tanning agent and corresponding potential to lower the risk of skin cancer [2], clinical studies involving MT-II have investigated its abilities to decrease appetite, increase libido, and diagnose and treat male erectile dysfunction [1, 3]
All calculations were performed using Microsoft Excel 2019