Randy Shirbroun

The importance of strain variation in vaccines

Vaccination stimulates immunity specific to the strains in the vaccine you are using. If the strains of the pathogens challenging your cattle don’t match the strains in the vaccine, you may not get the protection you want.

May 30, 2024

Randy Shirbroun

Have you, or a cattle producer friend, ever encountered a situation where you vaccinated your cow herd against rotavirus scours but still had problems with rotavirus scours? What about experiencing a Histophilus somni (H. somni) break in pens of vaccinated feedlot calves? Or Mycoplasma bovis (M. bovis)? Or pinkeye?

Rotavirus in calves: What is causing the problem and how do we address it?

Rotavirus is a common enteric pathogen resulting in dangerous dehydration due to its effect on the intestinal lining. Treatment should focus on correcting the loss of fluids and electrolytes, while effective prevention measures include biosecurity and vaccination protocols.

October 2, 2023

Randy Shirbroun

Many cow-calf producers can relate to the frustration and challenges associated with scours, or diarrhea in baby calves. The typical and very reasonable questions to ask would include, “What is causing the problem?” and “How do we address it?”

Pinkeye: New challenges call for new solutions

September 24, 2019

Randy Shirbroun

Cattle exposed to pinkeye are at risk of lower calf growth rates, potential blindness and permanent damage if left untreated.

Randy Shirbroun

ARTICLES

The importance of strain variation in vaccines

Rotavirus in calves: What is causing the problem and how do we address it?

Pinkeye: New challenges call for new solutions

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