Two trophozoites of Trichomonas vaginalis, the causative agent of trichomoniasis. Image from the CDC’s Parasite Image Library.
Two trophozoites of Trichomonas vaginalis, the causative agent of trichomoniasis. Image from the CDC’s Parasite Image Library.
which stain was used to stain the parasite
According to the CDC’s website, they were stained with Giemsa.
https://www.cdc.gov/dpdx/trichomoniasis/index.html