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Publication RESEARCH ON PREPARATION OF HA ANTIGEN OF ND VIRUS  

Update Date: [2013-11-05]

NO.: 18
 
Reportno.

AHRI report No.18

Topic

RESEARCH ON PREPARATION OF HA ANTIGEN OF ND VIRUS

Department

Taiwan Animal HeMth Research 1nstitu

Author

Y.S. Lu;Y.F. Yang;YL. Lee

Summary

The HA titre of Ishi strain ND virus attar treatrient with ether were e]evaed for 13- 30 times (HA titre4Q9EO’4,31Q720). The rise of HA tine of Ishi strain after treatment was much higher than other standard strain such as sato strain, Miga-Tera strain and field strain iso1ai in Taiwan such as Chin- I and Shin-Ten strains, The avoid the elution of the REC aft treatment with ether, M125 KLD4 were added, and erpal amount of prtotive agent which oontainai 1% scdium g1utama add, 1% gelatin, and 20% la€e were added to substitrue for 10% g1ux€e.

By the rnethcd mentioned a}xv the ketter frcn-drying antigen pr&uct was obtained. The tine of this gcduct were 640-40,240, and will maintained its tine for a year or above when Iring peserved in 2-SC

Keyword

ND VIRUS HA tinefrcen drying antigen