Effects of Bacteriophage Cocktail to Prevent Salmonella enteritidis in Native Broiler Chickens
Effects of Bacteriophage Cocktail to Prevent Salmonella enteritidis in Native Broiler Chickens
Nguyen Thi Anh Thu1*, Ly Thi Thu Lan1, Nguyen Thuy Linh1, Chau Cong Dang1, Nguyen Hoang Phuc1, Tran Dinh Tuan1, Nguyen Trong Ngu2
The isolated results of bacteriophages from broiler households in Tra Vinh province, Vietnam.
Plaques of bacteriophage cultured on S. enteritidis lawn. Clear transparent plaques of approximately 1-1.5 mm diameter were observed on a double-layer agar plate (black arrow).
Macroscopic findings of liver and cecum of experimental chicks. The liver was white foci necrotic (black arrow) (A), and the cecum was swollen (B).
The mortality rate of chicks in the protective experiment (A), and therapeutic experiment (B).
The number of S. enteritidis re-isolated from the internal organs of chicks on different days post-infection in the protective experiment (A), and therapeutic experiment (B).
The weight gain of chicks in the protective experiment (A), and therapeutic experiment (B).