Browsing Research Articles (Medical Bioscience) by Author "Maree, Liana"
Now showing items 1-5 of 5
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Effects of GnRH vaccination in wild and captive African Elephant bulls (Loxodonta africana) on reproductive organs and semen quality
Lueders, Imke; Young, Debbie; Maree, Liana; van der Horst, Gerhard; Luther, Ilse (Public Library of Science, 2017)OBJECTIVES: Although the African elephant (Loxodonta africana) is classified as endangered by the International Union for Conservation of Nature (IUCN), in some isolated habitats in southern Africa, contraception is of ... -
Interventions to reduce pesticide exposure from the agricultural sector in Africa: A workshop report
Röösli, Martin; Fuhrimann, Samuel; Maree, Liana (MDPI, 2022)Despite the fact that several cases of unsafe pesticide use among farmers in different parts of Africa have been documented, there is limited evidence regarding which specific interventions are effective in reducing ... -
Origin, Migration, and Reproduction of Indigenous Domestic Animals with Special Reference to Their Sperm Quality
Van der Horst, Gerhard; Maree, Liana (MDPI, 2022): Indigenous domestic animals such as cattle, sheep, goats, pigs, and chickens have a natural resistance to endo- and ecto-parasites and are tolerant in terms of harsh environmental conditions. These species orginated ... -
Quantification and identification of sperm subpopulations using computer-aided sperm analysis and species-specific cut-off values for swimming speed
Maree, Liana; van der Horst, Gerhard (Taylor & Francis, 2013)Motility is an essential characteristic of all fl agellated spermatozoa and assessment of this parameter is one criterion for most semen or sperm evaluations. Computer-aided sperm analysis (CASA) can be used to measure ... -
Quantitative assessment of heavy metal effects on sperm function using computer‐aided sperm analysis and cytotoxicity assays
Hardneck, Farren; Israel, Gadieja; Pool, Edmund; Maree, Liana (Wiley, 2018)One known environmental risk factor impacting on human reproduction is heavy metal pollution. Although some metals (e.g., Cu, Se and Zn) have protective effects on the male reproductive system in low doses, heavy metals ...