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Immunology and Vaccinology
2022
IV-P03
Nine-Week Duration Of Immunity Against A Virulent Mannheimia Haemolytica Challenge In 60-Day-Old Calves Vaccinated With A Multivalent Vaccine Containing A M. Haemolytica Toxoid
Veronique Moulin et al.
Nancee Oien1. Zoetis Inc, Kalamazoo, MI, United States
Bovine respiratory disease complex (BRDC) is one of the most important health problems in the cattle industry. One of the major bacterial causative agents of BRDC is Mannheimia haemolytica which causes disease
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Immunology and Vaccinology
2022
IV-P04
Efficacy Of The Intranasal Respiratory Vaccine Against Ibrv, Pi3V, And Brsv In Early Weaned Calves
Doo Kim et al.
College of Veterinary Medicine / Kangwon National University, Chuncheon, Kangwon, South Korea.
Objectives: Bovine respiratory disease (BRD) is a one of the most money costing disease in bovine production. Farm- ers usually use commercial vaccines which are modified live or killed vaccines around weaning
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Immunology and Vaccinology
2022
IV-P05
Case Study Report: Less Individual Antibiotic Treatments After Intranasal Vaccination Against Respiratory Viruses In Rose Veal Calves
Monique Driesse et al.
Netherlands
Objectives: The objective of this case study was to evalu- ate whether vaccination against Bovine Respiratory Syncytial Virus (BRSV) and Parainfluenza 3 (PI3) on a rose veal farm resulted in less individual ant
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Immunology and Vaccinology
2022
IV-P06
Comparison Of Milk Production Of Dairy Cows Vaccinated With A Live Double Deleted Bvdv Vaccine And Non-Vaccinated Dairy Cows Cohabitating In Endemic Bvdv Herds
Ellen Schmitt-Van De Leemput et al.
Objective: Daily milk production and reproductive perfor- mance of cows vaccinated with a live double-deleted Bovine viral diarrhoea virus (BVDV) vaccine were compared to those of non-vaccinated animals, cohabitating in endemic BVD herds.
Materials & methods: All animals in the treatment group were vaccinated at a single point in time (day 0) irrespective of lactation or gestation status, while control animals did not receive any treatment. The
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Immunology and Vaccinology
2022
IV-P07
Spot Testing In Multiple Vaccinated Herds With A Live Bvdv Vaccine In The Netherlands
Monique Driesse et al.
Netherlands
Objectives: In many countries spot testing of young stock is an applied method to monitor the BVD status of herds. In the Netherlands a mandatory BVD control program for dairy farms is in place since April 2018
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Immunology and Vaccinology
2022
IV-P08
Bvd Antibody Testing In Young Stock From 6 Months Of Age In Herds Vaccinated With A Live Bvdv Vaccine
Monique Driesse et al.
Netherlands
Objectives: BVD vaccination, especially with live vac- cines, leads to the development of BVD p80 antibodies and the presence of maternally derived antibodies after colostrum uptake in their offspring. This cou
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Immunology and Vaccinology
2022
IV-P09
Q Fever: Development And Persistence Of Phase-Specific Antibodies In Individual Milk Samples After Vaccination
Ann-Sophie Kraus et al.
Freising, Freising-Pulling, Germany.
Objective: Coxiella (C.) burnetii is classified as a zoonotic pathogen. Small ruminants are regarded as a major source of human infection; however, the pathogen is frequently detect- ed in dairy cattle farms, t
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Immunology and Vaccinology
2022
IV-P10
Combined Approach Of Vaccination With Test & Cull Of Persistently Infected Animals Delivered Successful Control Of Bovine Viral Diarrhea (Bvd) – A Field Experience
Giorgio Valla et al.
Ceva Santé Animale, Libourne, France.
Objectives: Bovine viral diarrhea virus (BVDV) is a diverse group of viruses responsible for causing disease in ruminants worldwide. Infection by BVDV leads to substantial costs for cattle producers through dec
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Immunology and Vaccinology
2022
IV-P11
Interest Of Clostridial Vaccination In Pregnant Cows To Reduce Omphalitis In Beef Calves. Results From A Field Study In France
Philippe Gisbert et al.
Besbre, France
Objectives: Several French practitioners reported that the proportion of calves with omphalitis was lower in beef herds that vaccinate pregnant cows against clostridial disease com- pared to herds that does not
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Immunology and Vaccinology
2022
IV-P12
Evaluation Of Immunogenicity Of An Inactivated Korean Les Bovine Viral Diarrhea Virus 1A And 2A Vaccine In Calves R Against Virulent Viral Challenge Nce.
Bang-Hun Hyun et al.
An. Animal and Plant Quarantine Agency, Gimcheon, South Korea.
Objectives: Bovine viral diarrhea virus (BVDV) 1a and 2a strains are the predominant sub-genotypes in South Korea. Because of the genetic and antigenic variability among differ- ent BVDV strains, multivalent va
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Immunology and Vaccinology
2022
IV-P13
Efficacy Of Inactivated Ge-Deleted Marker Vaccines Against Bovine Alphaherpesvirus 1 (Bohv-1) In Pregnant Cattle To Evaluate Passive Immunity
Stefano Petrini et al.
Gian Mario De Mia1. National Reference Laboratory for Infectious Bovine Rhinotracheiti (IBR), Istituto Zooprofilattico Sperimentale Umbria-Marche “Togo Rosati”, Perugia, Italy
Objectives: Bovine alphaherpesvirus 1 (BoHV-1) is a member of the subfamily Alphaherpesvirinae and is responsi- ble for significant economic losses in the cattle industry world- wide. The virus causes a variety
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Immunology and Vaccinology
2022
IV-P14
A New Live Attenuated Brsv Vaccine Triggers Both Local And Systemic Cellular Immune Responses In Newborn Calves After Intranasal Administration
Maria Carmen Moreno et al.
HIPRA, Amer, Spain.
Objectives: A new vaccine (NASYM®) that reduces re- spiratory clinical signs and Bovine Respiratory Syncytial Vi- rus (BRSV) shedding has recently been registered. One of the most important features of this new
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Immunology and Vaccinology
2022
IV-P15
A New Live Attenuated Brsv Vaccine Triggers Both Humoral And Cellular Immune Responses In Young Calves Of 10 Weeks Of Age After Intramuscular Administration
Elena Marzo et al.
HIPRA, Amer, Spain.
Objectives: The main goal of this work was to character- ise the immune response triggered by a live attenuated BRSV vaccine (NASYM®) after intramuscular administration in young calves. Materials and methods: T
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Immunology and Vaccinology
2022
IV-P16
A Clear Decline In Antibiotic Use And Mortality Rate On A Veal Calf Farm In Belgium After Implementing A Brd Vaccination Protocol
Pieter De Wolf et al.
Veterinary Clinic Venhei, Kasterlee, Belgium
Objectives: A BRD vaccination protocol was implemented on a veal calf farm in Belgium due to periodic, recurrent re- spiratory problems. This enabled different parameters of the fattening period, in which vacci
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Immunology and Vaccinology
2022
IV-P17
Preliminary Evaluation In Calves Of A Bovine Viral Diarrhoea
(BVD) et al.
based on Virus-Like-Particles (VLPs) Enric Mateu1, Martí Cortey1, Gerard Eduard1, Luis Ruiz-Ávila2, Ana Gómez3, Ester López-Hevia2, Marta García-Díez2. Universidad Autómona de Barcelona, Barcelona, Spain
Objectives: Aquilón CyL intends to develop a new and disruptive recombinant vaccine against BVD using proprietary antigens in Virus-Like-Particles. The main objective of this study was to evaluate preliminary s
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Immunology and Vaccinology
2022
IV-P18
Bivalent And Polyvalent Clostridial Vaccines Induce A Similar Serological Response Against C And D Botulinic Toxoids In Cattle
Vera C. M. Curci et al.
Brazil
Objectives: Botulism is one of the most important clos- tridial diseases causing mortality in bovine herds in tropical and subtropical regions of South America. Botulism caused by Clostridium (C.) botulinum typ
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Immunology and Vaccinology
2022
IV-P19
Isoprostanes Can Modify Vascular Functions In A Bovine Model Of Oxidative Stress
Jeffery Gandy et al.
Oxidative stress is associated with several inflammato- ry-based diseases in dairy cattle and results in damage to tissue macromolecules. Isoprostanes (IsoP) are molecules generated from interactions between free radicals and mem- brane phospholipids
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Immunology and Vaccinology
2022
IV-P20
Defining Protective Immune Signatures In Dendritic Cells Draining Vaccination Sites
Heather Mathie et al.
Jayne Hope. The Roslin Institute, Edinburgh, United Kingdom.
Objectives: An urgent need exists to understand why cur- rent vaccine formulations incorporating defined antigens fail to induce protective cell-mediated immune responses, and how to design more effective, depl
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Immunology and Vaccinology
2022
IV-P21
The Association Between Colostral Density And Immunoglo- Bulin Concentrations Of Dairy Cattle
Seungmin Ha et al.
National Institute of Animal Science, Cheonan, South Korea
Objectives: The colostrum contains diverse and numer- ous immunoglobulins. The neonatal calf obtains majority of passive immunity from colostrum, which especially has huge effects on calf health. Historically,
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Immunology and Vaccinology
2022
IV-P22
Bvdv Monitoring By Pooling And Real Time Rt-Pcr As Economical Monitoring Technique With Low Bvdv Prevalence
Hikmet Ün et al.
Osman Karabulut1. Aksaray University Veterinary Faculty, Aksaray, Turkey
The aim of this study was to determine whether the use of pooled blood samples and real-time RT-PCR are feasible for detecting BVDV in viremic or PI animals. For this purpose, blood samples obtained from 2701 c
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Immunology and Vaccinology
2022
IV-P23
Benefits Of Vaccination Against Ibr & Bvd On The Reproductive Performance In Extensive Cattle
Hector Santo Santo Tomas Delpon et al.
Sciences and Environment, University of the Azores, Portugal, Azore Portugal.
Introduction: The Lidia breed (usually called “Brava”) is very popular in Portugal and Spain, being the production sys- tem mainly in extensive. Although most of the breed is raised in the Portugal mainland, us
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Immunology and Vaccinology
2022
IV-P24
Elisa Antibodies Against Bovine Rotavirus, Coronavirus And Etec In Serum From Cows And Calves As Indicator For The Protective Status Against Neonatal Calf Diarrhea
Geert Vertenten et al.
Veen2. MSD Animal Health, Boxmeer, Netherlands
Objectives: Neonatal calf diarrhoea (NCD) is a common problem affecting calves in the first few weeks of life. The most common aetiological agents are Cryptosporidium parvum, bovine coronavirus (BoCV), bovine r
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Immunology and Vaccinology
2022
IV-P25
Intranasal Vaccination Of Calves With A Live Vaccine Against Respiratory Coronavirus Combined With A Bivalent Vaccine Against Respiratory Syncytial Virus And Parainfluenza Type 3 Virus
Mark H. Van Rooij et al.
MSD Animal Health, Boxmeer, Netherlands.
Objectives: Bovine Respiratory Disease (BRD), a major cause of calfhood mortality, results from the interactions be- tween microorganisms in the respiratory tract and unfavorable environmental factors which neg
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Immunology and Vaccinology
2022
IV-P26
Characterization Of F5(K99) And F41 Fimbria Present On E. Coli Used In A Multivalent Cattle Vaccine And Its Associated Immunological Responses In Pregnant Cows
Geert Mommen et al.
Birgit Makoschey. MSD Animal Health, Boxmeer, Netherlands. WORLD BUIATRICS CONGRESS 2022 MADRID
Objectives: Neonatal calf diarrhea is an important cause of morbidity and mortality worldwide. Enterotoxigenic Esche- richia coli (ETEC), rotavirus, coronavirus, and Cryptosporid- ium are the four major pathoge