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Changes in melatonin concentrations in seminal plasma are not correlated with testosterone or antioxidant enzyme activity when rams are located in areas with an equatorial photoperiod.
Carvajal-Serna M, Torres-Ruda F, Cardozo JA, Grajales-Lombana H, Cebrián-Pérez JÁ, Muiño-Blanco T, Pérez-Pé R, Casao A. Carvajal-Serna M, et al. Anim Reprod Sci. 2019 Jan;200:22-30. doi: 10.1016/j.anireprosci.2018.11.007. Epub 2018 Nov 16. Anim Reprod Sci. 2019. PMID: 30472063
Effect of Moxidectin Treatment at Peripartum on Gastrointestinal Parasite Infections in Ewes Raised under Tropical Andes High Altitude Conditions.
Vargas-Duarte JJ, Lozano-Márquez H, Grajales-Lombana HA, Manrique-Perdomo C, Martínez-Bello DA, Saegerman C, Raes M, Kirschvink N. Vargas-Duarte JJ, et al. Among authors: grajales lombana ha. Vet Med Int. 2015;2015:932080. doi: 10.1155/2015/932080. Epub 2015 May 11. Vet Med Int. 2015. PMID: 26078913 Free PMC article.