Latest News From Veterinary Research

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.

The CIDRAP CWD Resource Center is part of CIDRAP’s Chronic Wasting Disease Response, Research and Policy Program.
CIDRAP launches CWD Resource Center

The Center for Infectious Disease Research and Policy (CIDRAP) at the University of Minnesota announced today that it has launched a new online CIDRAP CWD Resource Center.

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.

First Place: Veronica Munoz, West Texas A&M: Comparative Efficacy of Metaphylaxis with Tulathromycin and Pentavalent Modified-Live Virus Vaccine in High-Risk, Newly Received Feedlot Cattle.
Poster Session Highlights BRD Research

The recent BRD symposium featured a poster session, where graduate students exhibited cutting-edge research into prevention, detection and control of the BRD complex.

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.

The Technology Transfer Session will take place during the NMC Annual Meeting, Jan. 28-31, 2020, in Orlando, Fla.
NMC Seeks Manuscript Submissions

Research highlights milk quality, udder health, mastitis research.

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.

Feed efficiency improvements through genetic selection could significantly reduce production costs and benefit sustainability of beef production.
Researchers Identify Promising New Gene Markers for Feed Efficiency

Scientists at the University of Alberta have identified 19 genes that could serve as key markers for feed efficiency in cattle.

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.

Highly buoyant embryos with long descent times fail to develop at a significantly higher rate compared with the rest of the cohort.
Objectivity in Sorting Embryos

Specific gravity test could help ensure embryo viability.

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.

Professor Glenn Telling, director of the Prion Research Center at CSU (left), talks with Jifeng Bian, research assistant, about their chronic wasting disease research.
Researchers Develop Novel Gene-Targeted Approach for CWD Study

Infectious proteins called prions cause a group of related, fatal and incurable neurodegenerative disorders, including bovine spongiform encephalopathy and Creutzfeldt-Jakob disease.

Dr. Amy Vincent is a medical veterinary officer with the ARS National Animal Diseases Center in Ames, Iowa.
ARS Veterinarian Honored for Scientific Achievement

Dr. Amy Vincent led in profiling the genetic evolution of swine influenza type A viruses (IAV) and how this affects the animals' immune responses to the pathogens.

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.

The ideal stocking rate would minimize fixed costs per head without negatively affecting milk production, reproduction and overall cow welfare.
Mimic Nature (Where You Can)

Dairy management systems that facilitate natural cow behavior could improve health, reproduction and productivity.

Distribution of LSDV cases in 2014.
Model Identifies High-Risk Areas for Lumpy Skin Disease in Cattle

Researchers have combined two separate computer models to identify areas at highest risk for outbreaks of lumpy skin disease virus (LSDV) in cattle.

$2 Million Granted to Michigan State for Dairy Feed Efficiency Study

Michigan State University has been awarded two separate $1 million grants to help fund research that aims to improve dairy cow feed efficiency.

$2 Million Granted to Michigan State for Dairy Feed Efficiency Study
$2 Million Granted to Michigan State for Dairy Feed Efficiency Study

Michigan State University has been awarded two separate $1 million grants to help fund research that aims to improve dairy cow feed efficiency.

Cattle fed the algae product at the 5% level had significantly greater average daily gains and finished weight, lower feed intake and better feed-per-gain compared with control cattle.
Algae Byproduct Shows Potential as Cattle Feed

Various types of algae continue to attract interest as potential sources of nutritional products for humans and animals.

Cattle fed the algae product at the 5% level had significantly greater average daily gains and finished weight, lower feed intake and better feed-per-gain compared with control cattle.
Algae Byproduct Shows Potential as Cattle Feed

Various types of algae continue to attract interest as potential sources of nutritional products for humans and animals.

Cattle fed the algae byproduct at the 5% level had significantly greater average daily gains and finished weight, lower feed intake and better feed-per-gain compared with control cattle.
Algae Byproduct Shows Potential as Cattle Feed

Various types of algae continue to attract interest as potential sources of nutritional products for humans and animals.

Study Shows No Difference in Cattle Gains Between Well and Pond Water
Study Shows No Difference in Cattle Gains Between Well and Pond Water

Producers know that quality water is the single most important nutrient for the survival of animals.

All of the team’s work involves cattle and has a strong agricultural focus, but the researchers are also aware that the same principles apply to other species, including humans.
Texas A&M Investigates Mysteries of Puberty in Young Female Cattle

Texas A&M AgriLife Research scientists Drs. Gary Williams and Rodolfo Cardoso have led extensive studies examining puberty traits in beef cattle.

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 process consists of a checklist of 22 items for authors to use to improve the reporting of livestock trials and challenge studies with production, health, or food-safety outcomes.
Journal of Dairy Science Endorses Trial-Reporting Guidelines

If you plan to submit results of controlled trials to the Journal of Dairy Science, you’ll want to learn about REFLECT.

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.

From birth onward, the School of Veterinary Medicine at the University of Wisconsin–Madison is at the forefront of developing medical care to keep dairy cows healthy.
UW Veterinary Medicine Keeps State’s Dairy Cows and Workers Healthy

Like their human caretakers, dairy cows need top-notch medical care to stay healthy. Illness can drop milk production and threaten the rest of the herd, meaning a big headache and lost money for the state’s dairies.

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.

Updating the dosage regimens of the affected approved animal drug products is a significant scientific and technical challenge.
FDA Offers Funding for Duration-of-Use Studies

The FDA this week announced a funding opportunity and Request for Applications (RFA) for studies that can help target and define durations of use for certain medically important antimicrobial drugs approved for use in the feed of food-producing animals.

The webinar will focus primarily on current scientific evidence, promising uses of this technology in animals, and the potential risks.
FDA Reschedules Webinar on Genome Editing in Animals

This webinar is rescheduled from the original date of December 3, 2018.

Associate Professor Simon de Graaf and post-doctoral researcher Jessica Rickard visit lambs bred using the 50-year-old semen.
Researchers Stretch Timeline for Semen Viability

How long can we store livestock semen before it loses viability? We now know the answer is at least 50 years, with well-maintained storage conditions.

In the future, we might not need plants to produce cannabinoids.
GMO for CBD?

Cannabinoids could, potentially, reduce stress, improve fertility, boost feed intake and treat some chronic conditions in cattle and hogs, but commercial applications face two major barriers.

Genetic modification could allow yeast to produce any of dozens of cannabinoid compounds with potential therapeutic applications.
Yeast Could Help Fill Demand for Cannabinoid Compounds

Genetically modified yeast cultures could produce cannabinoids such as THC and CBD at much lower cost.

Yeast cultures potentially could produce any of dozens of cannabinoid compounds that occur in low concentrations in cannabis plants but might have medicinal value.
Yeast Could Help Fill Demand for Cannabinoid Compounds

Genetically modified yeast cultures could produce cannabinoids such as THC and CBD at much lower cost.

As public investments into agricultural research continue to shrink, the research community will need to become more efficient at partnering and sharing data across disciplines.
Leverage Resources in Ag Research

The new CAST paper outlines the need for better data sharing and accessibility to enable creative and efficient application of research results.

Antibiotics in Calf Milk Rations Studied
Antibiotics in Calf Milk Rations Studied

A group of Chinese dairy researchers recently examined whether the presence of antibiotics in the liquid ration impacted the growth, ruminal function or gut microbial population of preweaned calves.

GMO for CBD?

Modified yeast cultures could produce cannabinoids such as THC and CBD at much lower cost.

Encourage the “Good Bugs”

Understanding of the cattle microbiome can provide tools for improving animal health and productivity.

Diversity in microbial populations, and the specific strains present or absent, can influence cattle health and overall performance.
Encourage the “Good Bugs”

Understanding of the cattle microbiome can provide tools for improving animal health and productivity.

Study: Forage Sorghum Silage an Option with Sugarcane Aphid Control
Study: Forage Sorghum Silage an Option with Sugarcane Aphid Control

Forage sorghum silage in the Texas High Plains is a viable option with sugarcane aphid control, according to a Texas A&M AgriLife Extension Service study.

The new framework might help better target vaccinations, hygiene and other measures to those individuals most likely to influence the spread of infections during epidemics, says researcher Lynn Martin , PhD.
Superspreaders Compete with Superdiluters in Disease Outbreaks

During a disease outbreak in humans or animals, some individuals are far more “competent” at spreading pathogens than others.

A New Way to Add Fat to Calf Starter Rations
A New Way to Add Fat to Calf Starter Rations

A European research team led by world-renowned calf and heifer researcher Alex Bach has investigated a new method for delivering fat that may have merit for commercial application.

Dr. Marty Vanier
Dr. Marty Vanier Summarizes NBAF 2018 Progress

As the National Bio and Agro-Defense Facility takes shape in Manhattan, Kansas, Dr. Marty Vanier, partnership development director for the NBAF Program, looks back at the program’s achievements during the past year.

The scientists plan to use their “RapidVac” platform to produce vaccines against influenza (H1N1), Rabies virus, and Marburg virus.
Self-Amplifying RNA Vaccine Platform Could Speed Response

A coalition of scientists aim to develop a synthetic self-amplifying RNA (saRNA) platform that could enable rapid vaccine production in response to an outbreak of infectious disease.