The pathogenetic conceptions of branchiae necrosis exis
C. G. Andriechko, Î. ². Vishchur
Many hypothesis concerning etiology and pathogenesis of branchiae necrosis exis. Some authors state that this disease has virus origin because from branchiae, kidneys and blood the virus from family irido-viruses is excreted. Along with this other scientists prefer the statement that disease is caused by the complex of unfavorable factors of exogenous and endogenous nature, which decrease the resistance of the organism.
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