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Research ArticleOpen accessIn the abstractSeasonal Variations in Semen Parameters of Zulu Rams Preserved at 10°C for 72 H During Breeding and Non-Breeding SeasonJabulani Nkululeko Ngcobo, Khathutshelo Agree Nephawe, Ayanda Maqhashu, Tshimangadzo Lucky NedambaleThe study was conducted to evaluate the seasonal variations in semen parameters of Zulu rams preserved at 10°C for 72 h. The study site was the Agricultural Research Council (ARC) Irene, during the breeding season and the non-breeding season. Zulu rams (n = 6, age = 3 years and average weight = 35 kg ±2.29) were used in this study. … …American Journal of Animal and Veterinary Sciences, Vol. 15, Issue 3 · 28 Aug 2020 · 7,302 accessesView PDFCite
Research ArticleOpen accessIn the abstractAssociation Between Climatic Factors with Fresh Semen Quality Parameters in Madura Cattle (an Indonesian Native Breed)Nurul Isnaini, Bela Dwi Wadi Lestari, Faizal Andri et al.Semen quality is a critical point to ensure the success of the artificial insemination program. One factor which highly determine the semen quality of bulls is climatic conditions. The purpose of the present study was to evaluate the association between climatic factors and fresh semen quality parameters in Madura bulls. A total of 1583 ejaculates which were collected from 5 … …American Journal of Animal and Veterinary Sciences, Vol. 16, Issue 3 · 15 Sep 2021 · 6,810 accessesView PDFCite
Research ArticleOpen accessIn the abstractInfluence of Different Freezing Curves on the Acrosome Integrity of Male Goat Sperm CellsSofia Alexandra Fagundes Lopes, Henrique José Duarte Rosa, António Chaveiro, Fernando Moreira da SilvaThe aim of the present study was to evaluate the effect of three different freezing curves on male goat’s sperm viability and acrosome integrity. Semen was collected on three adult male goats in February (Azores, Portugal, latitude 38°39′N) using an artificial vagina and a female with induced heat. Three collection sessions were spaced of approximately 5 days. The study followed … …American Journal of Animal and Veterinary Sciences, Vol. 16, Issue 1 · 19 Feb 2021 · 6,616 accessesView PDFCite
Research ArticleOpen accessIn the abstractThe Effect of Zinc-Biocomplex and Vitamin E Supplementation on Local Kacang Goats SemenTintin Rostini, Irwan Zakir, Danang BiyatmokoThis study was aimed at determining the effect of zinc-biocomplex and vitamin E supplementation on the quality of on local Kacang goats semen. Sixteen Kacang goats (males) aged 12-13 months with an average body weight of 13±1.2 kg were used. The experimental design used was a Completely Randomized Design (CRD) consisting of four replications. Artificial vagina was used to collect … …American Journal of Animal and Veterinary Sciences, Vol. 15, Issue 2 · 23 Jun 2020 · 6,900 accessesView PDFCite
Research ArticleOpen accessIn the abstractRelationship of Scrotal Circumference with Spermatozoa Production in Various Breed of Indonesian Local BullsTrinil Susilawati, Nisa’us Sholikah, Sri Wahjuningsih et al.Bulls for artificial insemination must qualify as a superior bull that has good genetic quality and semen production. Therefore, the selection process for bulls must be carried out accurately. The study aims to determine the relationship between scrotal circumference with semen production in the Ongole crossbred, Bali, Madura and Brahman bulls. The research materials were four breeds of bull Ongole … …American Journal of Animal and Veterinary Sciences, Vol. 15, Issue 2 · 28 Apr 2020 · 7,707 accessesView PDFCite
Research ArticleOpen accessIn the abstractPregnancy Rate and Reproductive Disorders Examination of Inseminated Brahman Cross Cows by Rectal Palpation and UltrasonographyMohamad Ervandi, Muhammad Nur Ihsan, Sri Wahjuningsih, Trinil SusilawatiPregnancy is a condition when a fetus began to develop in the uterus of the cow. Early pregnancy detection becomes important as it would determine the success of breeding management as well as to achieve the best productivity. This study aimed to evaluate and observe the pregnancy rate and reproductive disorders of Brahman Cross (BX) cows and compare the results … …American Journal of Animal and Veterinary Sciences, Vol. 15, Issue 1 · 28 Mar 2020 · 7,783 accessesView PDFCite
Research ArticleOpen accessIn the abstractEffect Administration of Omega-3, Omega-6 and Synthetic Cholesterol on Reproductive Characteristic of Male Quail (Coturnix coturnix japonica)Abyadul Fitriyah, Supriyono, IsyaturriyadhahThe bird is one of the most important sources of animal protein for people and smallholders in developing countries. However, it is also important to look at their reproductive activity to maintain a sustainable population. Omega-3, omega-6 fatty acid and synthetic cholesterol may improve reproductive characteristics in animals including quail. Several treatments can be used to improve the quality of … …American Journal of Animal and Veterinary Sciences, Vol. 13, Issue 4 · 7 Nov 2018 · 7,551 accessesView PDFCite
Research ArticleOpen accessIn the abstractDetermination of Breeding Seasonality in Rusa Deer (Rusa timorensis) Stags via Serum Testosterone ProfilingWan Nor Fitri Wan Jaafar, Abd Wahid Haron, Rosnina Hj Yusoff et al.Breeding seasonality in mammals is influenced by the environmental changes and the endocrine response of the animals to that changes. Comprehension in breeding seasonality enables better reproductive management consequently maximizing the reproductive potential of the stags. Despite that, the study in breeding seasonality in Rusa deer (Rusa timorensis) is still scarce. Five healthy and matured stags were selected for this … …American Journal of Animal and Veterinary Sciences, Vol. 12, Issue 1 · 19 Mar 2017 · 8,608 accessesView PDFCite
Research ArticleOpen accessIn the abstractSperm DNA Fragmentation and Apoptosis Levels: A Comparison of the Swim up and the Density Gradient Centrifugation Methods for Sperm PreparationSilvia W. Lestari, Triyana Sari, Dwi A. PujiantoThis study investigated the efficiency of two sperm preparation methods, namely, density gradient centrifugation and the swim-up method, in selecting spermatozoa based on the DNA fragmentation index and the apoptosis levels. Fifteen semen samples from infertile couples underwent sperm preparation in this study. The Makler® counting chamber and Eosin Y staining were used to analyse the sperm concentration, motility and … …OnLine Journal of Biological Sciences, Vol. 16, Issue 4 · 14 Nov 2016 · 7,419 accessesView PDFCite
Research ArticleOpen accessIn the abstractOxidative Status of Boar Semen during StorageEraldo Zanella, Ricardo Zanella, Márcia Rósula Poetini et al.The intensification of the use of artificial insemination in the swine industry has increased the interest to develop proper conditions to store semen better for longer periods of time without affecting its fertility. Trolox is a vitamin E analog with antioxidant property to prevent oxidative stress. Therefore, the objective of this study was to evaluate the Trolox antioxidant capacity on … …American Journal of Biochemistry and Biotechnology, Vol. 12, Issue 2 · 31 May 2016 · 7,550 accessesView PDFCite