「Schistosomiasis」の版間の差分
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| 6行目: | 6行目: | ||
|transmitted to human<br>by percutaneous invasion of cercariae||transmitted to human<br>by oral ingestion of metacercariae | |transmitted to human<br>by percutaneous invasion of cercariae||transmitted to human<br>by oral ingestion of metacercariae | ||
|- | |- | ||
| − | | | + | |male and female separated 雌雄別体||hermaphrodite雌雄同体 |
|- | |- | ||
|does not require 2nd intermediate host<br>(no metacercariae stage)||requires 2nd intermediate host | |does not require 2nd intermediate host<br>(no metacercariae stage)||requires 2nd intermediate host | ||
| 15行目: | 15行目: | ||
*Fujinami Kan found 30 May 1904 from a murder victim in Katayama, Hiroshima（片山病） | *Fujinami Kan found 30 May 1904 from a murder victim in Katayama, Hiroshima（片山病） | ||
*found ova in 1904 in Saga（奇病） | *found ova in 1904 in Saga（奇病） | ||
| + | |||
| + | ==life cycle== | ||
| + | *ova produced by female adult within portal vein reach urinary bladder or genital tract and generate inflammation, followed by necrosis of tissue and perforation to intestine, resulted in extracorporeal distribution of ova via stool | ||
| + | *'''adult pairs do not cause disease per se''' | ||
2021年4月19日 (月) 13:39時点における版
schistosoma is distinct from other trematoda
- trematode中schistosomaは他のtrematodeと異なる特徴を持つ
| schistosoma | other trematode |
|---|---|
| transmitted to human by percutaneous invasion of cercariae |
transmitted to human by oral ingestion of metacercariae |
| male and female separated 雌雄別体 | hermaphrodite雌雄同体 |
| does not require 2nd intermediate host (no metacercariae stage) |
requires 2nd intermediate host |
Schistosoma japonicum
- Katsurada Fujiro found 26 May 1904 from a cat in Yamanashi（水腫腸満）
- Fujinami Kan found 30 May 1904 from a murder victim in Katayama, Hiroshima（片山病）
- found ova in 1904 in Saga（奇病）
life cycle
- ova produced by female adult within portal vein reach urinary bladder or genital tract and generate inflammation, followed by necrosis of tissue and perforation to intestine, resulted in extracorporeal distribution of ova via stool
- adult pairs do not cause disease per se
