Curr Sex Health Rep (2017) 9:271–276 https://doi.org/10.1007/s11930-017-0133-2 PRECLINICAL AND PSYCHOPHYSIOLOGY (F GUARRACI AND L MARSON, SECTION EDITORS) Sexual Transmission of Cyst-Forming Coccidian Parasites with Complex Life Cycles 1 1 1 Samira Abdulai-Saiku & Wen Han Tong & Ajai Vyas Published online: 24 October 2017 Springer Science+Business Media, LLC 2017 Abstract Introduction Purpose of Review Cyst-forming heteroxenous Apicomplexan parasites are important parasites of both In this review, we discuss the possibility of sexual transmis- humans and animals. Here, we discuss currently available sion of cyst-forming Apicomplexan parasites. We will restrict evidence of possible sexual transmission of these parasites. ourselves to seven genera of coccidian protozoan parasites Recent Findings Seven genera of Apicomplexans are that have the additional feature of having complex life cycles known to have multi-mode, multi-host life cycles. Prior involving more than one host species. These genera include studies have examined the possibility of sexual transmis- Besnoitia, Cystoisospora, Frenkelia, Hammondia, Neospora, sion in three of these genera: Besnoitia, Neospora,and Sarcocystis,and Toxoplasma. Members of these genera typi- Toxoplasma. There is extensive evidence of sexual trans- cally have distinct asexual and sexual phases of development. mission of Toxoplasma in several nonhuman animals. The asexual phase of development is characterized by
Current Sexual Health Reports – Springer Journals
Published: Oct 24, 2017
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