The calf stage is a critical period for the development of heifers. Newborn calves have low
gastrointestinal barrier function and immunity before weaning, making them highly …

Direct-fed microbials (DFMs) are feed additives containing live naturally existing microbes
that can benefit animals' health and production performance. Due to the banned or strictly …

Background Antimicrobials are often used to prevent and treat diarrhea induced by
enteroaggregative Escherichia coli (EAEC) in young ruminants. However, drug overuse or …

Colonization and development of the gut microbiome is a crucial consideration for
optimizing the health and performance of livestock animals. This is mainly attributed to the …

Perturbations in early life gut microbiota can have long-term impacts on host health. In this
study, we investigated antimicrobial-induced temporal changes in diversity, stability, and …

Purpose The objective of this narrative review was to describe the effect of microbial-based
products, specifically pro-and prebiotics, on gut health, function, and disease prevention …

The intensive use of antibiotics as growth-promoting agents in animal production has
resulted in the spread of animal antibiotic resistance and possibly human antibiotic …

The care of surplus dairy calves is a significant issue for the United States and Canadian
dairy industries. Surplus dairy calves commonly experience poor welfare as evidenced by …

The effects of different doses of a multispecies probiotic (MSP) mixture on growth
performance, the incidence of diarrhea rate and immune function, and fecal microbial …

The aims of this study were to undertake a systematic review and meta-analysis of the types
of probiotic formulations that are commercially available and to critically appraise the …