Toxoplasma (CMIA)

Toxoplasma gondii kwayar cuta ce ta cikin salula, wacce kuma ake kira trisomia.Yana parasitizes a cikin sel kuma yana shiga sassa daban-daban na jiki da jini, yana lalata kwakwalwa, zuciya da fundus na ido, yana haifar da raguwar rigakafi da cututtuka daban-daban.Yana da wajibi na intracellular parasites, Coccidia, Eucoccidia, Isosporococcidae da Toxoplasma.Zagayowar rayuwa tana buƙatar runduna guda biyu, matsakaicin masaukin ya haɗa da dabbobi masu rarrafe, kifi, kwari, tsuntsaye, dabbobi masu shayarwa da sauran dabbobi da mutane, kuma mai masaukin ƙarshe ya haɗa da kuliyoyi da felines.

Toxoplasma gondii nasa ne na coccidia, dangin toxoplasma da toxoplasma.Zagayowar rayuwa tana buƙatar runduna guda biyu, matsakaicin masaukin ya haɗa da dabbobi masu rarrafe, kifi, kwari, tsuntsaye, dabbobi masu shayarwa da sauran dabbobi da mutane, kuma mai masaukin ƙarshe ya haɗa da kuliyoyi da felines.Za a iya raba zagayowar rayuwa na Toxoplasma gondii zuwa matakai biyar: matakin tachyzoite (trophozoite): saurin rarrabawa a cikin ƙwayoyin nucleated don mamaye cytoplasm na rundunar duka, wanda ake kira pseudocyst;matakin bradyzoite: jinkirin yaduwa a cikin bangon cyst da jiki ya ɓoye, wanda ake kira cyst, wanda ya ƙunshi ɗaruruwan bradyzoites;Matakin Schizosome: shine tarawar merozoites da aka samu ta hanyar yaduwar bradyzoites ko sporozoites a cikin ƙananan ƙwayoyin epithelial na hanji na kuliyoyi;Gametophytic mataki: manyan gametes (mace) da ƙananan gametes (namiji) suna samar da zygotes bayan hadi kuma a ƙarshe sun zama oocysts;Mataki na Sporozoite: yana nufin haɓakawa da haifuwa na sporophytes a cikin oocyst, samar da sporangia guda biyu, sannan kowane sporangia yana tasowa zuwa sporozoites hudu.Matakai uku na farko sune haifuwar jima'i, kuma matakai biyu na ƙarshe shine haifuwa ta jima'i.

Toxoplasma gondii yana tasowa a matakai biyu: mataki na extraintestinal da mataki na intraintestinal.Na farko yana tasowa a cikin sel na runduna na tsaka-tsaki daban-daban da manyan kyallen takarda na cututtukan cututtuka na ƙarshe.Ƙarshen ya haɓaka ne kawai a cikin ƙwayoyin epithelial na mucosa na hanji na ƙarshe.