Ichirwere chinotapukira checyst
Etiological maitiro:
1. Hunhu uye kupatsanura
Utachiona hwehutachiona hwehutachiona hwehutachiona hwehutachiona hwehutachiona hwehutachiona hwehutachiona hwehutachiona hwehutachiona hwehutachiona hwehutachiona hwehutachiona hwehutachiona hwehutachiona hwehutachiona hwehutachiona hwehutachiona hwehutachiona hwehutachiona hweRNA uye huviri hwehutachiwana hweRNA virus genus. Iine ma serotypes maviri, anoti serotype I (chicken-derived strain) uye serotype II (turkey-derived strain). . Pakati pavo, virulence ye serotype I strains inosiyana zvakanyanya.
2. Kuwedzera kwehutachiona
Utachiona hunogona kukura nekuberekana pahuku "embryos". Ichauraya mazai ehuku 3-5 mazuva mushure mekuiswa muchorioallantoic membrane. Ichakonzera edema pese pamazamu ehuku, kudhumhana uye kubuda ropa-kunge gwapa mumusoro nezvigunwe, uye necrosis ine mottled yechiropa.
3. Kuramba
Hutachiona uhu hunoshingirira zvakanyanya, hahupindi muchiedza, hunoshingirira kuomesa nechando uye kunyorova, uye hunoshingirira ku trypsin, chloroform, uye ether. Iine kushivirira kwakasimba kwekupisa uye inogona kurarama pa56 ° C kwemaawa mashanu uye 60 ° C kwemaminitsi makumi matatu; utachiona uhu hunogona kurarama mudzimba dzehuku dzine utachiona kwemazuva zana. Hutachiona hunonzwa nemishonga yekuuraya utachiona senge peracetic acid, sodium hypochlorite, bleaching poda uye magadzirirwo ayodhine ane yakajairika disinfection concentrations, uye hutachiona hunogona kumiswa munguva pfupi.
4. Hemagglutination
Utachiona hahukwanisi kuunganidza masero matsvuku eropa ehuku nedzimwe mhuka dzakawanda.
Nguva yekutumira: Zvita-19-2023