Before being used, the inoculums of 15AB-01 and 15SK-02 were screened for the presence of LPAIV [31], EDSV [32], and NDV [33] using real-time PCR assays. Twenty-four-week old white leghorn SPF chickens in lay were obtained (n = 4) and allowed to acclimatize for 2 weeks in ...
Statistic has revealed that domestic chickens (Gallus gallus domesticus) generated sixty-two million tons of eggs in 2008, and 10 years later, this figure has grown to 76.7 million metric tons [18,19]. With a shared mix of 452,000 tons of eggs in 2018 and a 10.2% shell content, the ...