Pseudorabies Test Rau Npua (Ab)

Cem Fwm (PR, tseem hu ua Aujeszky's disease, AD) yog kab mob kis los ntawm Pseudorabies Virus (PRV). Tus kab mob no tau pom thawj zaug hauv Tebchaws Meskas, thiab tom qab ntawd tus kab mob no yog thawj zaug cais los ntawm cov kws tshawb fawb Hungarian. Hauv nruab nrab ntawm lub xyoo pua 20th, PR tau nthuav dav nyob sab Europe Europe thiab Balkans. Ua ntej xyoo 1960, cov tsos mob ntawm npua yog me me tom qab kis tau tus mob thiab tsis ua rau muaj kev lag luam poob qis hauv kev lag luam npua.

Porcine pseudorabies yog kab mob sib kis hauv npua los ntawm tus kab mob Pseudorabies (PrV). Tus kab mob no kis thoob plaws hauv npua. Nws tuaj yeem ua rau rho menyuam ntawm cev xeeb tub sows, tseem yug menyuam, muaj menyuam tsis taus ntawm npua teb, tuag ntau ntawm cov menyuam npua menyuam yug tshiab, ua tsis taus pa thiab loj hlob qeeb ntawm cov npua rog, thiab lwm yam.

Muaj plaub yam tsos mob tseem ceeb ntawm npua pseudorabies:
(1) Kev rho menyuam, tseem yug menyuam, thiab mummification tshwm sim hauv cev xeeb tub sows.
(2) Pseudo-rabies ua rau muaj menyuam coob heev ntawm cov menyuam mos liab tuag, uas feem ntau tshwm sim qhov tseeb tias cov menyuam npua uas nyuam qhuav yug los tseem zoo heev nyob rau thawj hnub, thiab pib muaj tus kabmob pib hnub thib ob. Lub ncov ntawm kev tuag tau tshwm sim hauv 3 txog 5 hnub, thiab qee leej tuag hauv cov thoob khib nyiab. Hnub nyoog ntawm cov menyuam npua yug menyuam tuag tau pom nyob rau hnub nyoog 19 hnub. Cov menyuam npua cuam tshuam tau ua npaws siab, tsis qab los, pom cov tsos mob ntawm lub paj hlwb, qaug zog, tsaus ntuj, ntuav, ntuav, ntuav, raws plab, kev nyuaj siab thiab tshee, tom qab ntawd dyskinesia, sib quas ntus, coma thiab txawm tias tsis tuag. Thaum tus kab mob tshwm sim, tsis pub dhau 1 txog 2 hnub tuag. Kev tuag ntawm cov npua hauv 15 hnub tuaj yeem ncav cuag 100%. Kev kuaj mob tom qab tuag feem ntau yog npog nrog rab koob-taw tes los ntshav hauv lub raum, thiab mob ntsws, ua rau lub ntsej muag txhaws, thiab ntshav qee zaum pom.
(3) Tus kab mob Pseudo-rabies ua rau me nyuam mos liab tuag, nrog rau qhov tshwm sim ntawm 20% txog 40% thiab kev tuag ntawm 10% mus rau 20%. Qhov tshwm sim tseem ceeb yog cov tsos mob ntawm lub paj hlwb, raws plab, thiab ntuav.
(4) Sterility ntawm yug me nyuam npua. Sow tsis nyob hauv estrus thiab tsis haum rau kev yug me nyuam. Tus nqi rov qab yog siab li 90%. Kev rov yug me nyuam tau ua tsis tau tiav, uas ncua tag nrho lub sijhawm yug me nyuam. Ib qho ntxiv, cov npua tau kis tus kab mob pseudorabies pom tias tsis muaj menyuam, mob qog noj ntshav, mob atrophy, thiab tsis muaj peev xwm yug me nyuam. Cov neeg laus npua tsuas yog pom cov tsos mob me me xws li ua kom hnyav nce qeeb.

Hauv kev kuaj mob, nws yuav tsum tau sau tseg tias tus kab mob tsis yooj yim kom paub qhov txawv ntawm tus mob npaws npaws, mob pob ntseg xiav, mob parvovirus, Japanese mob hlwb thiab lwm yam kab mob, thiab kuaj sim yuav tsum tau ua kom paub tseeb qhov kev kuaj mob.

Tus kab mob Porcine pseudorabies belongs rau tsev neeg herpesvirus hais txog kev faib kab mob. Pseudorabies yog tus kab mob sib kis tau mob hnyav nrog ua npaws thiab khaus khaus (tshwj tsis yog npua) thiab mob encephalomyelitis uas yog cov tsos mob tseem ceeb ntawm ntau yam tsiaj hauv tsev thiab tsiaj qus.

Cov kab mob pseudorabies muaj cov duab oval lossis puag ncig. Lub genome yog cov kab dsDNA linear nrog lub cev hnyav ntawm 87 × 106 (kwv yees li 150 kb), a (G + C) mol% cov ntsiab lus ntawm 73%, thiab icosahedron nrog peb-dimensional symmetry. Cov kab mob uas tsis muaj lub hnab ntawv hauv lub nucleus yog li 110-150 nm txoj kab uas hla, thiab cov kab mob loj hlob uas muaj cov hnab ntawv hauv cytoplasm yog li ntawm 150-180 nm txoj kab uas hla. Spikes tau npaj ua ib puag ncig ntawm lub hnab ntawv, thiab qhov ntev yog li 8-10 nm.

Tsis muaj kev kho mob zoo rau tus kab mob no, tsuav yog kev tiv thaiv yog thawj kauj ruam. Yog tias kab mob tuaj yeem kho nrog tshuaj tiv thaiv kab mob porcine serum.

Kev txhaj tshuaj tiv thaiv kab mob yog qhov ntsuas tseem ceeb rau kev tiv thaiv thiab tswj hwm cov pseudorabies. Kev ntxuav cov npua yog txoj hauv kev tseem ceeb. Kev ua kom huv los ntawm kev yug tsiaj yog nqa tawm. hom. Ntxiv dag zog rau kev tswj hwm txhua hnub ntawm pab tsiaj.

(1) Cov npua tshwj xeeb yuav tsum tau txhaj tshuaj tiv thaiv kab mob pseudorabies tsawg kawg ob zaug ua ntej yug me nyuam, thiab cov tshuaj tiv thaiv kab mob tsis muaj peev xwm tuaj yeem siv tau ob zaug.
(2) Tsiaj txhaj tshuaj tiv thaiv kab mob yuav tsum tau txhaj tshuaj 1-2 zaug hauv lub hlis thib ob (20-40 hnub ua ntej yug los lossis 75-95 hnub tom qab yug me nyuam) raws li qib kev kis mob hauv thaj chaw. Sows tuaj yeem txhaj tshuaj tiv thaiv nrog tshuaj tiv thaiv tsis ua haujlwm lossis tshuaj tiv thaiv kab mob tshem tawm cov noob. Tsawg kawg ib ntawm ob qhov kev txhaj tshuaj yuav tsum siv cov tshuaj tiv thaiv kab mob tshem tawm cov noob. Cev xeeb tub sows uas tau txhaj tshuaj tiv thaiv kab mob ob zaug ua ntej 20-40 hnub ua ntej xa khoom yuav siv kev tshem tawm caj ces thawj zaug. Attenuated tshuaj tiv thaiv, nws muaj kev nyab xeeb dua los siv propolis los ua kom cov tshuaj tiv thaiv tsis ua haujlwm zaum ob.
(3) Kev tiv thaiv kab mob ntawm cov npua me me tau txiav txim siab raws li kev kis kab mob hauv pab tsiaj. Cov npua uas tsis tau muaj tus kab mob pseudorabies tshwm sim hauv daim teb no lossis ib puag ncig lawv tuaj yeem txhaj tshuaj tiv thaiv nrog ib koob tshuaj tua tom qab 30 hnub; yog tias muaj kev sib kis hauv thaj chaw no lossis ib puag ncig lawv yuav tsum muaj hnub nyoog 19 hnub lossis 23- Ib qho kev txhaj tshuaj tiv thaiv kab mob uas tsis muaj peev xwm ua rau cov noob tau txhaj tshuaj tiv thaiv thaum muaj hnub nyoog 25 hnub; npua uas muaj tus kab mob sib kis ntau yuav tsum tau hnoos nrog rau cov tshuaj tiv thaiv kab mob tsis muaj peev xwm ua rau cov menyuam muaj hnub nyoog 3 hnub.
(4) Thaj chaw muaj mob lossis cuam tshuam loj heev rau kev ua liaj ua teb npua: Kev txuag thiab ua kom cov tsiaj muaj rog yuav tsum tau txhawb nqa ib zaug txhua peb lub lis piam tom qab thawj qhov kev zam.

Tus kab mob no tuaj yeem ua rau rho menyuam ntawm cev xeeb tub sows, tseem yug menyuam, muaj menyuam tsis taus npua, tuag coob heev ntawm cov menyuam npua menyuam yug tshiab, ua tsis taus pa thiab loj hlob qeeb ntawm cov npua rog, thiab lwm yam.
Pseudorabies Test Rau Npua (Ab) cov khoom siv muab los ntawm BALLYA tuaj yeem txheeb xyuas tau zoo yog tias npua muaj pseudorabies npua. Cov khoom siv no tsis yog yooj yim rau kev khiav lag luam, tab sis kuj muaj lub sijhawm sim luv thiab raug qhov tseeb. Cia tus kws kho tsiaj teb raws li.

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