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Results 1–29 of 29 for "bovine viral diarrhea."

  1. Bovine Viral Diarrhea Virus Panel (VN)

    Detection of antibodies to bovine viral diarrhea virus (BVD) types 1a, 1b, and 2 by virus neutralization (VN).

  2. Necropsy of rare bovine conjoined twins

    ...that have been shown to induce fetal anomalies in ruminants include bovine viral diarrhea virus (BVD), Cache Valley fever virus, and bluetongue virus. Testing for these viruses is recommended in any diagnostic workup of conjoined twins. A viral cause was not detected in this case. For more information about this case, contact Dr. Erin Edwards or Dr. Gaya Balamayooran, veterinary pathologists at the College Station laboratory. To learn more about b...

  3. Virology Section Overview

    ...Provides timely and accurate detection of viral pathogens through traditional and advanced testing methods Section composed of individuals with years of virology expertise across a variety of animal species Overview of Virology Services Bovine Viral Diarrhea Testing Virus Isolation Epizootic Hemmorrhagic Disease Testing College Station Leadership Microbiology Veterinary Diagnostician: Kiril Dimitrov, DVM, PhD Assistant Section Head: Vanessa Andrew...

  4. Malignant Catarrhal Fever in a 1-Year-Old Heifer

    ...e primary risk in MCF viral shedding. Differentials for MCF include Bovine Viral Diarrhea (BVD), BT, and Rinderpest, a foreign animal disease. In cattle dying of MCF, a broad sampling of tissues exhibiting gross lesions to include both fresh and fixed samples will provide the best opportunities for definitive identification. This would include ulcerative lesions, enlarged lymph nodes, and organs such as liver, kidney, lung, heart, spleen, and brai...

  5. Epizootic hemorrhagic disease (EHD) in White-Tailed deer

    ...es such as foot and mouth disease (FMD), vesicular stomatitis (VS), bovine viral diarrhea (BVD) and malignant catarrhal fever (MCF). Serum is used for the detection of EHDV antibodies by the AGID test, virus neutralization or ELISA. EHDV can be isolated in cell culture from heparinized blood and from the spleen and other blood-rich tissues. Numerous real-time RT-PCR formats for the detection and serotyping of EHDV are used in diagnostic laboratori...

  6. Calf Diarrhea Multiplex (rtPCR)

    Detection of the most common viral and protozoal causes of diarrhea in calves 60 days of age and younger. Includes bovine coronavirus, bovine rotavirus A, and cryptosporidium, all by real time PCR.

  7. Lovell named recipient of 2020 Director’s Excellence Award

    ...ian in her section primarily responsible for performing testing for Bovine Viral Diarrhea (BVD). Each year, she processes and tests upwards of 25,000 samples, often staying late to ensure clients receive timely test results. In addition to her daily responsibilities, Lovell maintains a large inventory of virus isolates from bovine, equine, porcine, ovine, and caprine clinical submissions. Many of the unique virus isolates, such as Bovine Viral Dia...

  8. Abortion Panel – Bovine Serology Comprehensive

    Detection of antibodies to common pathogens that cause abortion in cattle. 

    Panel includes Leptospira Panel - 5 Serovars (MAT), Neospora caninum (ELISA), Brucella abortus/suis (Card Agglutination), Bovine Herpesvirus Type 1 (VN), and Bovine Viral Diarrhea Virus Types 1A, 1B and 2 (VN). 

  9. The role of diagnostic testing in establishing bovine vaccination programs

    ...vaccinations, diseases such as Bovine Respiratory Disease (BRD) and Bovine Viral Diarrhea (BVD) can decimate a cattle herd. The Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL) team includes experienced veterinary diagnosticians available to help veterinarians and producers with a vaccination program. It is recommended that producers start vaccination programs when calves are approximately four months old. At this age, calves have typica...

  10. Respiratory Disease Panel – Bovine Serology (VN)

    Detection of antibodies to common pathogens that cause bovine respiratory disease. Targets include bovine herpesvirus type 1, bovine viral diarrhea types 1a/1b/2, parainfluenza 3 virus, and bovine respiratory syncytial virus.

  11. Detection of Neospora caninum DNA in a mummified bovine fetus

    ...mification in cattle have been proposed including Neospora caninum, bovine viral diarrhea virus (BVDV), leptospirosis, mechanical factors, such as torsion of the umbilical cord, uterine torsion; defective placentation; genetic and chromosomal defects and abnormal hormonal profiles. However, a definitive etiology is seldom determined. The mummification process usually renders worthless the analysis of bacteria, protozoa and viruses by standard meth...

  12. Diagnostic guidance: Calf diarrhea

    ...erfringens, and Campylobacter; viruses such as Rotavirus, Coronavirus, and Bovine Virus Diarrhea Virus; and parasitic organisms such as Eimeria and Cryptosporidium. Factors involved in the development of diarrhea include lack of adequate immunoglobulin transfer from the colostrum of the dam, environmental stress, an overwhelming exposure to enteric pathogens, or a combination of these factors. Disease Mechanisms The diarrhea produced in this condi...

  13. Bovine Abortion Caused by Leptospira spp.

    ...ing included bacterial culture of the abomasum, rtPCR for Neospora, Bovine Viral Diarrhea Virus (BVDV) and Bovine Herpesvirus-1 (BHV-1) in a sample comprised of liver and spleen, and rtPCR for Leptospira spp. in a sample comprised of liver and kidney. The bacterial culture yielded a mixed bacterial growth, likely due to contamination. Based on rtPCR testing, Leptospira nucleic acid was detected in the sample. PCR results for other pathogens were n...

  14. Bovine B4 Export Multiplex (rtPCR)

    Detection of 4 pathogens known to infect bovine; includes bovine viral diarrhea virus (BVDV), bovine leukemia virus (BLV), infectious bovine rhinotracheitis/bovine herpesvirus-1 (IBR/ BHV-1), and bluetongue virus (BTV), all by real time PCR. 

    Testing for this combination of pathogens is often useful in fulfilling certain export requirements.

  15. Tracking transboundary and emerging diseases: Newly funded project aims to use Next-Generation Sequencing to detect bovine diseases sooner

    ...th-disease and those within the bovine respiratory disease complex (bovine viral diarrhea virus, bovine coronavirus, bovine respiratory syncytial virus, and bovine parainfluenza virus type 3). One of the overarching goals of this project is to develop consistent procedures and protocols when using NGS technologies and train professionals from NAHLN laboratories. Once complete, the results of this project will be implemented across the NAHLN. “The...

  16. Bovine Viral Diarrhea Virus (Antigen Capture ELISA)

    Detection of bovine viral diarrhea virus (BVD) antigen in serum or ear notch samples by antigen-capture (ACE) ELISA; used to detect persistently infected (PI) animals.

  17. Diagnostic Guidance: Bovine Respiratory Disease (BRD) Complex

    ...associated with BRD Complex are bovine herpesvirus-1 (BHV-1, IBR), bovine viral diarrhea virus (BVD), bovine respiratory syncytial virus (BRSV), parainfluenza-3 (PI-3), and bovine respiratory coronavirus (BRCV). Several bacteria are also associated with BRD Complex including Mannheimia haemolytica (formerly Pasteurella haemolytica), Pasteurella multocida, Mycoplasma bovis, Histophilus somni, and Trueperella pyogenes. The importance of bovine infl...

  18. Small Ruminant Syndromic Diagnostic Plans

    ...topathology Tissues in 10% NBF 2-5 days Histopathology CAN CS MTWRF Bovine Viral Diarrhea Virus (rtPCR)++ 1-2 mL EDTA blood, 1 g lung, trachea, swab 1-4 days Molecular Diagnostics CAN CS MTWRF TWRF Calf Diarrhea Multiplex (rtPCR)++: Rotavirus group A, BCoV, cryptosporidium 5-10 f feces, 1-2 mL intestinal content, 1-2 g fresh intestine, colon 1-4 days Molecular Diagnostics CS TWRF Clostridium perfringens Typing (rtPCR) Pure bacterial isolate 1-4 da...

  19. Bovine Abortion Diagnostics find BVD

    ...irus type 1 (BHV-1), and Leptospira spp. were not detected via PCR. Bovine viral diarrhea virus (BVDV) was detected via PCR of the fetal tissues with a Ct value of 18.70. The cutoff Ct value for a positive BVDV PCR sample is <37.00. Bovine Comprehensive Abortion Serology was requested on the dam serum sample at the start of testing as well. Antibody testing was negative for Brucella abortus, Histophilus somni, Neospora caninum, and 5 serovars of L...

  20. Respiratory Disease Panel – Bovine Viral (rtPCR)

    Detection of 5 pathogens commonly attributed to bovine respiratory disease; includes bovine respiratory syncytial virus (BRSV), bovine viral diarrhea virus (BVD), bovine parainfluenza-3 (PI-3), infectious bovine rhinotracheitis/bovine herpesvirus type 1 (BHV-1), and bovine coronavirus (BCOV) all by real time PCR.

  21. Bovine Viral Diarrhea Virus – Persistently Infected (IHC) [Referral]

    Identification of BVD antigen in ear notch specimens by immunohistochemical staining.

  22. Bovine Syndromic Diagnostic Plans

    ...asopharyngeal swab 1-4 days Molecular Diagnostics CAN CS MTWRF TWRF Bovine Viral Diarrhea Virus (rtPCR) lung, trachea, nasopharyngeal swab, ear notch 1-4 days Molecular Diagnostics CAN CS MTWRF TWRF Leptospira spp. (rtPCR) kidney, liver, placenta 1-4 days Molecular Diagnostics CS TWRF Neospora caninum (rtPCR) brain, placenta, liver, lung, heart 2-3 days Molecular Diagnostics CS TWRF Vitamin A (HPLC) 10 g liver 1-7 days Toxicology CS M Trace Minera...

  23. Bovine Viral Diarrhea Virus Type 1A (VN)

    Detection of antibodies to bovine viral diarrhea virus (BVDV) type 1a by virus neutralization.

  24. Bovine Viral Diarrhea Virus Type Singer (VN)

    Detection of antibodies to bovine viral diarrhea virus (BVDV) type singer by virus neutralization.

  25. Bovine Viral Diarrhea Virus – Ear Notch (rtPCR)

    Detection of bovine viral diarrhea virus (BVDV) by real-time PCR.   TVMDL provides an option to pool up to 24 samples if pooling is indicated on the submission form. 

  26. Bovine Viral Diarrhea Virus (rtPCR)

    Detection of bovine viral diarrhea virus (BVDV) by real time PCR.

  27. Bovine Viral Diarrhea Virus Type 1B (VN)

    Detection of antibodies to bovine viral diarrhea virus (BVDV) type 1b by virus neutralization.

  28. Bovine Viral Diarrhea Virus Type 2 (VN)

    Detection of antibodies to bovine viral diarrhea virus (BVDV) type 2 by virus neutralization.

  29. Malignant Catarrhal Fever in a 1-year-old heifer

    ...e no commercially available vaccines. Differentials for MCF include bovine viral diarrhea (BVD), BT, and rinderpest, a foreign animal disease. In cattle dying from disease appearing to be consistent with MCF, a broad sampling of tissues exhibiting gross lesions to include both fresh and fixed samples will provide the best opportunities for definitive identification. This would include ulcerative lesions, enlarged lymph nodes, and organs such as li...

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