Indwara ya Newcastle

1 Incamake

Indwara ya Newcastle, izwi kandi ku izina ry’icyorezo cy’inkoko zo muri Aziya, ni indwara ikaze, yandura cyane kandi yanduye cyane y’inkoko na turukiya ziterwa na paramyxovirus.

Ibiranga kwisuzumisha kwa clinique: kwiheba, kubura ubushake bwo kurya, ingorane zo guhumeka, intebe zicyatsi kibisi, nibimenyetso bya sisitemu.

Pathologiya anatomy: umutuku, kubyimba, kuva amaraso, na necrosis ya mucosa yumubiri wigifu.

2. Ibiranga indwara

(1) Ibiranga n'ibyiciro

Indwara y'inkoko ya Newcastle (NDV) ni iy'ubwoko bwa Paramyxovirus mu muryango Paramyxoviridae.

(2) Ifishi

Ibice bya virusi bikuze ni serefegitire, hamwe na diameter ya 100 ~ 300nm.

(3) Hemagglutination

NDV irimo hemagglutinin, igabanya ingirabuzimafatizo zitukura z'umuntu, inkoko, n'imbeba.

(4) Ibice biriho

Amazi yo mumubiri, ururenda, hamwe no gusohora ingurube ningingo zirimo virusi. Muri byo, ubwonko, impyiko, n'ibihaha birimo virusi nyinshi, kandi biguma mu magufa igihe kirekire.

(5) Ikwirakwizwa

Virusi irashobora kwiyongera mu kavuyo ka chorioallantoic y’intangangore zimaze iminsi 9-11, kandi irashobora gukura no kororoka kuri fibroblast y'inkoko kandi ikabyara ingirabuzimafatizo.

(6) Kurwanya

Irakora muminota 30 munsi yizuba.

Kurokoka muri parike icyumweru 1

Ubushyuhe: 56 ° C muminota 30 ~ 90

Kurokoka kuri 4 ℃ kumwaka 1

Kurokoka kuri -20 ° C mumyaka irenga icumi

Imyitozo ngororamubiri yica udukoko twica NDV vuba.

3. Ibiranga Epidemiologiya

(1) Ibikoko byoroshye

Inkoko, inuma, pheasants, inkeri, impyisi, ibinyamisogwe, inkware, inyoni zo mu mazi, inyanja

Indwara ya conjunctivite ibaho mu bantu nyuma yo kwandura.

(2) Inkomoko yanduye

Inkoko zitwara virusi

(3) Imiyoboro yohereza

Inzira z'ubuhumekero n'indwara zifata igogora, gusohora, ibiryo byanduye virusi, amazi yo kunywa, ubutaka, n'ibikoresho byanduye binyuze mu nzira y'ibiryo; umukungugu utwara virusi n'ibitonyanga byinjira mu myanya y'ubuhumekero.

(4) Icyitegererezo

Bibaho umwaka wose, cyane cyane mu gihe cy'itumba n'itumba. Umubare w’indwara n’impfu z’inkoko zikiri nto kuruta iz’inkoko zikuze.