Latest News From Animal health

VERO involves an innovative partnership between Texas A&M University’s College of Veterinary Medicine & Biomedical Sciences (CVM) and West Texas A&M University.
Texas A&M, West Texas A&M Collaborate on  Animal Health Issues

New program will place Texas A&M researchers on the front lines of the nation’s food and livestock industry.

The program hosts at least 30 different committee and subcommittee meetings with hundreds of experts speaking throughout the seven-day annual event.
123rd U.S. Animal Health Association Meeting Kicks Off

The United States Animal Health Association (USAHA), the nation's animal health forum for over a century, is holding its 123rd annual meeting in Providence, Rhode Island, from Oct. 24-30. I

Some labels don’t have specified duration of use and FDA is working to collect more information for science-based duration-of-use guidelines.
Five Animal Health Topics to Think About

Behind the scenes, animal health officials are working on behalf of producers and the livestock industry.

Time to Rethink Calfhood Brucellosis Vaccination?
Time to Rethink Calfhood Brucellosis Vaccination?

If a vaccine isn’t preventing disease, perhaps the money would be better spent on adding real value to calves.

Post-Mortem of a Heifer on Feed
Post-Mortem of a Heifer on Feed

Can you diagnose cause of death for this feedlot heifer?

Purdue Researcher Takes on Antibiotic Resistance
Purdue Researcher Takes on Antibiotic Resistance

Dr. Seleem’s expertise, and the focus of his research, is on developing new antimicrobials and improving delivery of drugs for the treatment of infectious diseases that affect both animals and humans. 

“Shaping the Future” is the theme of the 2020 Dairy Calf & Heifer Association (DCHA) Annual Conference.
DCHA to meet April 7-9, in Madison, Wisconsin

Producer panels, presentations and breakout sessions will feature timely, care- and profit-enhancing topics, such as immunity, pain control, internasal vaccines, heifer development, calf nutrition and more.

Launched in late June 2018, CattleTrace is being implemented by a cooperative partnership including private industry, university and state and federal government sectors.
CattleTrace to Host First-Ever Industry Symposium

CattleTrace is inviting all beef industry stakeholders to attend the first-ever CattleTrace Industry Symposium on November 22, 2019, in Manhattan, Kan.

In the black-and-white striped cows, the number of flies landing decreased by about half, resulting in a 20% reduction in fly-repelling behaviors.
Cows of a Different Stripe

Over the past 20 years or so, we’ve seen much of the U.S. cow herd shift toward black coats. Someday, perhaps the trend will become zebra stripes.

Using a combination of two or more products, from different anthelmintic classes, can boot efficacy well above that for either drug alone.
You Can Delay Drug Resistance in Parasites

In treating internal parasites in cattle, efficacy less than 100% eventually leads to at least some drug resistance.

The U.S. Food and Drug Administration this week released draft Guidance for Industry, entitled “Eligibility Criteria for Expanded Conditional Approval of New Animal Drugs.”
FDA Issues Draft GFI on Conditional Drug Approvals

Expanded conditional approval has the potential to incentivize drug development and provide veterinarians with legally marketed new animal drugs.

Fig. 1. The open-chest view shows cranioventral consolidation and fibrin on the pleural surface
Post-Mortem of a Steer Calf on Feed

Do you recognize the likely cause of death in this feedlot steer?

During the PMI, the calves acclimate to their new environment, stress levels decline, feed intake increases and immune suppression drops off, in part due to immune response to existing pathogens.
How Metaphylaxis Controls Disease

Numerous controlled and blinded trials have shown that in high-risk calves arriving at feedlots or stocker operations, mass treatment with an antibiotic significantly reduces BRD sick pulls and mortality.

Dr. Katelin Young, 2018 graduate, St. George's University
Campus Connection: Response from Dr. Katelin Young

What is the most memorable or important lesson, related to veterinary practice, you have learned so far this summer? 

Rumen Microbes the New Hot Topic of Cattle Nutrition Research
Rumen Microbes the New Hot Topic of Cattle Nutrition Research

You may think you’re feeding cattle, but research suggests the key is feeding cattle’s rumen microbes. New research is discovering how those microbes interact.

The protozoan Ophryoscolex spp. has a unique and complex cell structure. With an average length of 185 micrometers, it is one of the largest in the cow's rumen.
Researchers Assemble Genomic "Jigsaw" of Cow Gut Microbes

​​​​​​​Using high-tech tools, Agricultural Research Service (ARS) scientists and their cooperators have taken a deep dive into the microbial "soup" of the cow's rumen.

NAHLN funding will support multiple projects that will enhance the ability of NAHLN laboratories to respond to an adverse animal health event.
APHIS Invites Proposals for Disease Prevention and Emergency Response

USDA is announcing the open period to apply for 2019 funding for the National Animal Disease Preparedness and Response Program and the National Animal Health Laboratory Network.

Fig. 1. The open-chest view shows cranioventral consolidation and fibrin on the pleural surface
Post-Mortem of a Steer Calf on Feed: Answer

Do you recognize the likely cause of death in this feedlot steer?

Post-Mortem in a Feedlot Heifer
Post-Mortem in a Feedlot Heifer

Can you diagnose cause of death for this feedlot heifer?

This necropsy image shows a calf-fed heifer that had been on feed for 130 days, with no previous treatment history, when first treated for signs of respiratory distress on May 24.
Post-Mortem – Part 1

Can you diagnose cause of death for this feedlot heifer?

Professor Rainer Roehe says the study could improve yields as well as cattle health.
Cow Gut DNA Study Finds Bugs that Could Up Meat and Milk Yields

Cutting-edge DNA technologies have discovered thousands of bugs in cows’ stomachs that could improve meat and dairy production, and keep cattle healthy.

The plan also expands funding opportunities for the existing National Animal Health Laboratory Network (NAHLN).  
APHIS Plans to Invest in Vaccine Bank, Disease Preparedness

The USDA’s Animal and Plant Health Inspection Service (APHIS) is announcing initial plans to carry out new animal health activities using resources provided by the 2018 Farm Bill. 

In these images of mouse brain infected with scrapie, the image on the left was treated with an inactive ASO and shows prion accumulation (brown). The image on the right was treated with an active ASO and shows little accumulation at a comparable timepoint.
Experimental Treatment Slows Prion Disease

Scientists using an experimental treatment have slowed the progression of scrapie, a degenerative central nervous disease caused by prions, in laboratory mice and greatly extended the rodents’ lives.

Bovine Veterinarian Top 10: Focus on Diseases and Diagnostics - Page 2
Bovine Veterinarian Top 10: Focus on Diseases and Diagnostics - Page 2

Here’s a recap of the most important animal-health related articles of 2019.

Time to Rethink Calfhood Brucellosis Vaccination? Page 2
Time to Rethink Calfhood Brucellosis Vaccination? Page 2

If a vaccine isn’t preventing disease, perhaps the money would be better spent on adding real value to calves.

Zoetis targets livestock immunotherapies as alternatives to antibiotics.
Zoetis Establishes Veterinary Research Lab at CSU

The R&D incubator lab at Colorado State University brings livestock health research, jobs to Fort Collins.

The R&D incubator lab at Colorado State University brings livestock health research, jobs to Fort Collins
Zoetis Establishes Veterinary Research Lab at CSU

Zoetis targets livestock immunotherapies as alternatives to antibiotics.

John Maday
We Need a National Strategy for CWD

Control measures for CWD have mostly evolved on a state-by-state basis, with the exception of some broader controls over movement of captive cervids.

Fig. 1. Thorax image showing diffuse distribution of lung lesions and characteristic “patchy” appearance.
Post-Mortem in a Feedlot Heifer: Answer

Can you diagnose cause of death for this feedlot heifer?

While antibiotic treatments can reduce the impact of BRD, preventive measures can minimize the need for treatments and potentially slow the progression of antimicrobial resistance.
Catch up on BRD

BRD Symposium and AVC Conference provide a wealth of animal-health information.

In addition to providing nutrients the calf uses directly, nursing influences the gut microbiome and potentially improves long-term immune responses.
Nursing Could Benefit Microbiome, Vaccine Response

In humans and all mammals, scientists have long known that mother’s milk provides optimum nutrition for early development and benefits in long-term health.

A cow naturally infected with M. avium subspecies paratuberculosis that is in the late stages of disease and has typical clinical signs such as weight loss, watery diarrhea, and general poor health. This cow is part of a study herd used in research on Johne’s disease at the National Animal Disease Center, Ames, Iowa.
MAP Protein Could Protect Against Johne’s Disease

A team of Agricultural Research Service (ARS) and university scientists is investigating a new “ingredient” for use in vaccinating cattle against Johne’s disease.

Individual samples would be required for most trichomoniasis testing under the proposed TAHC rules.
TAHC Proposes New Rules for Trich, BVD

The Texas Animal Health Commission (TAHC) has proposed a Bovine Viral Diarrhea Virus (BVDV) control program, including designating BVDV as a reportable disease.

Researchers developed a new methodology that – instead of focussing on the confirmed number of patients infected with the disease (impact) - monitors the number of survivors (‘adaptive capacity’). 
Researchers Develop Vulnerability Assessment for Zoonotic Diseases

Identifying vulnerabilities to outbreaks of Ebola and Lassa fever is possible following new research from the University of Surrey and University of Cambridge.

Fig. 1. The heart image depicts serous atrophy of cardiac fat.
Post-Mortem of a Feedlot Steer: Answer

These images depict a steer calf that had been on feed for 87 days, at which time it was found dead after a period of losing weight through the winter months.

Ionophores and chlortetracycline were the antimicrobials fed on the highest percentages of feedlots.
NAHMS Reports Baseline Data on Antimicrobial Stewardship

New data from the National Animal Health Monitoring System (NAHMS) provides a baseline for antibiotic trends in food animal during 2016, prior to implementation of key rule changes.

After reviewing comments, APHIS made considerable effort to address all concerns while maintaining program integrity.
APHIS Finalizes CWD Herd Certification Program Standards

The USDA's Animal and Plant Health Inspection Service has finalized the Chronic Wasting Disease Herd Certification Program Standards that were originally published on March 29, 2018 for stakeholder feedback.

Climate change could alter the distribution and prevalence of disease vectors such as mosquito species that contribute to human outbreaks of zoonotic diseases.
Research Suggests Climate Change Could Favor Zoonotic Diseases

Researchers at the University of Queensland and Swansea University have demonstrated that environmental factors can play a role in host specificity and the risk of outbreaks in human populations.

Transportation involves a number of known stressors, including loading, unloading, an unfamiliar environment and co-mingling with unfamiliar cattle.
Assess Transportation Stress

Farmers, ranchers and veterinarians have long known that transportation can induce stress in cattle, and have adopted practices intended to minimize that stress.

ARS scientists Danielle Lemay (right) and Zeynep Alkan review microscope images and data from SAMSA2 software.
Study Gives Insight into Diet, Gut Bacteria and Chronic Diarrhea

A new Agricultural Research Service (ARS) study reveals, for the first time, how diet and bacteria may interact to prolong chronic diarrhea in monkeys.

The site contains web links for obtaining premises identification numbers (PIN) and location identifiers (LID) within livestock producers' respective States.
USDA APHIS Launches Interactive Map for Premises ID

The United States Department of Agriculture’s (USDA) Animal and Plant Health Inspection Service (APHIS) launched an interactive website that provides livestock producers with important information.

Post-Mortem of a Heifer on Feed: Answer
Post-Mortem of a Heifer on Feed: Answer

Can you diagnose cause of death for this feedlot heifer?

Through the BVDzero Scholarship Programme, Boehringer Ingelheim aims to create awareness of BVD in veterinary students.
Boehringer Ingelheim Launches BVDzero Veterinary Scholarships

Boehringer Ingelheim is delighted to announce the 2019-2020 veterinary student scholarship programme.

The new standards aim to speed approval of new technology in official identification devices.
APHIS Revises Standards for ADT Tags

In recent months, APHIS has revised the Animal Disease Traceability program standards for approving new tags entering the market.

Dalia Abdelaziz, Hermann Schaetzl, and Simrika Thapa published a study of a vaccine against chronic wasting disease. 
University of Calgary Vaccine Protects Against CWD

The vaccine, tested in a mouse model, prolonged the time before infected animals developed symptoms by up to 60 per cent.

Diversity in microbial populations, and the specific strains present or absent, can influence cattle health and overall performance.
Win the Microbial War

Within the bovine digestive tract, and across other organs and tissues, good and bad microbes continuously battle for supremacy.

These projects will document how to link ultrahigh frequency backtags with other identification devices to collect animal movement and disease program data.
APHIS Offers Funds for ID, Traceability Projects

The USDA's Animal and Plant Health Inspection Service (APHIS) is announcing the availability of $1 million in cooperative agreement funding to support animal disease traceability (ADT) and electronic identification for cattle.

Edouard Timsit, DVM, PhD, studies bovine respiratory disease at the University of Calgary.
Bugs in the Airway

The bovine respiratory tract represents a new frontier for microbiome management.

Kathryn Reif, assistant professor in diagnostic medicine and pathobiology at the Kansas State University College of Veterinary Medicine, is leading a project that focuses on optimizing antimicrobial use to control active infection of the hemoparasitic pathogen, Anaplasma marginale, the causative agent of bovine anaplasmosis.
Researchers Target Anaplasmosis with USDA Grant

A research grant from the U.S. Department of Agriculture for nearly $1.2 million is supporting work at Kansas State University toward combating a disease that affects cattle in the U.S. and globally.

Post-Mortem on a Lame Feedlot Heifer: Answer
Post-Mortem on a Lame Feedlot Heifer: Answer

These images show a yearling heifer that died at 19 days on feed after having been treated for signs of lameness two days prior to death.