Blackhead in Chickens And Its Experimental Production By Feeding Embryonated Eggs of Heterakis Papillosa
The book Blackhead in Chickens And Its Experimental Production By Feeding Embryonated Eggs of Heterakis Papillosa was written by author S Theobald Smith Here you can read free online of Blackhead in Chickens And Its Experimental Production By Feeding Embryonated Eggs of Heterakis Papillosa book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Blackhead in Chickens And Its Experimental Production By Feeding Embryonated Eggs of Heterakis Papillosa a good or bad book?
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AV. G6A1ifBILL 14? torted. The intertubular tissue was infiltrated with lymphoid cells and amebae. The submucosa was markedly edematous. At irregular intervals it contained large dense collections of cells enclosing amebae. In a few places the muscular coat was infiltrated with lymphocytes. Chicken 285, killed 18 days after feeding, had not shown symptoms of illness. It was normal as to ceca. There were a few whitish foci 1 to 2 nun. in diameter in the liver. Transverse sections of fixed and ha...rdened tissue from four different levels of one cecum showed the same changes. There were a cellular infiltration and increase of lymphoid tissue in the mucosa and a few tubules were markedly distended. Just below the muscularis there was a dense zone or layer of cells, probably lymphocytes, and roundish masses of the same, suggesting newly formed follicles. There was no core or mass of exudate in the lumen and there were no parasites in the tissues. In the Uver sections, besides the minute collections of lymphoid cells, there are a few larger groups of the same type of cells enclosing necrotic liver tissue.
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