VACCINE OVAC FOR CONTROL OVER SYNDROME OF EGG YIELD DECREASE - 76 POULTRY Russian patent published in 1997 - IPC

Abstract RU 2097066 C1

FIELD: biotechnology, veterinary virology. SUBSTANCE: vaccine has the inactivated antigen from the strain of virus of egg yield decrease - 76 poultry VGNKI N 98 "B-93"-DEP at titer of infectious activity before inactivation 106,0-108,0 EID50/0,2 sm3 and with activity in RGA before and after inactivation 16-12 log2, saline diluting agent-stabilizing agent: phosphate-buffer solution at pH = 7.2-7.4, or Henx or Earl solution and adjuvant - silicon dioxide or aluminium hydroxide. Dimerethyleneimine is used for virus inactivation and sodium thiosulfate is used for its neutralization. Preparation is used intramuscularly, at a single dose to chicken (age is 110-120 days) at volume 0.5 sm3. The use of vaccine promotes the egg yield increase (by 27.2 eggs for productive period) and decreases amount of shellless eggs (by 5.5%). EFFECT: enhanced effectiveness of vaccine. 3 tbl

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RU 2 097 066 C1

Authors

Osidze N.G.

Smolenskij V.I.

Lagunov V.I.

Zajtsev Ju.I.

Kis T.B.

Dates

1997-11-27Published

1995-12-07Filed