| 11. | Seronegative sows are usually found only in PPV-free herds; in such cases, inactivated vaccine is indicated.
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| 12. | Three vaccines currently exist, which include a polyvalent vaccine, a monovalent vaccine, and a monovalent inactivated vaccine.
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| 13. | Inactivated vaccine does not, but it causes more local inflammation and possibly predisposes the cat to vaccine-associated sarcoma.
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| 14. | Studies on live vaccines have very limited data, but these preparations may be more effective than inactivated vaccines.
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| 15. | In 1957 he joined the Animal Virus Research Institute, Pirbright as Head of the Inactivated Vaccine Research Unit.
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| 16. | The meta-analyses examined the efficacy and effectiveness of inactivated vaccines against seasonal influenza in adults, and the elderly.
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| 17. | This method is most commonly used for growth of influenza virus, both attenuated vaccine and inactivated vaccine forms.
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| 18. | Connaught will sell about 500, 000 doses of the inactivated vaccine this year, said a company spokeswoman, Chris Grant.
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| 19. | But some doctors said they were worried that the inactivated vaccine would not provide an equal level of protection.
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| 20. | Once they understood the issue, about 80 percent of the economically disadvantaged parents said they would prefer inactivated vaccine,
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