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来自MSN
10 个月
立克次体入侵人体后,感染人体组织的机制是怎么样的?
二分裂方式繁殖。含有DNA和RNA两种核酸。对多种抗生素敏感。 立克次体病多为自然疫源性疾病,呈世界性或地方性流行,因节肢动物如人虱、鼠蚤 ...
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今日热点
Running for NYC mayor
Guilty of murder, hate crime
Tensions flare at meeting
LSU athlete dies in crash
To cut about 7,000 workers
Ammunition plant explosion
Task force to visit campuses
To shut down in May
DNC sues over Trump order
Red flag warnings issued
Tapped for Navy’s No. 2 post
Judge blocks Trump order
I-40 to partially reopen
AZ plane crash report
Delays $28B Ohio project
Carbon monoxide ruled out
US OKs arms sale to Israel
Minneapolis man charged
Drug lord pleads not guilty
‘Police Story' creator dies
FedEx plane catches fire
Embiid ruled out for season
Drake settles legal dispute
FAA OKs Starship Flight 8
NASA set to launch SPHEREx
FBI returns Trump materials
Winter weather warnings
TX measles outbreak grows
Drops enforcement suits
Nature protection plan
$81T credited by mistake
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