Probiotics for Livestock – Reducing Antibiotic Reliance

In the wake of the Obama administration’s plan to decrease antibiotic usage in livestock, farmers are now trying to find alternatives that have fewer ecological and human health impacts. In an effort to reduce reliance on antibiotics, researchers at Iowa State University are testing if Lactobacillus species found in yogurt might have a similar health effect on livestock as …

Antibiotic Resistance in the News

Here are some recent news and science articles on antibiotic resistance that I found this afternoon: Some not so happy stories – Intestinal microbiome is related to lifetime antibiotic use in Finnish pre-school children Antimicrobial resistance a challenge to public health: Nadda Some happy/cool stories – Audiocast: Developing new antimicrobial drugs and alternatives Bills would prohibit livestock …

California Limits Antimicrobials in Livestock

I’m very excited about this news story. California Governor Jerry Brown signed a bill requiring antimicrobial drugs to be available only through veterinary prescription and not simply for growth promotion. It’s a small step in limiting widespread resistance from overuse of antibiotics, but hopefully it serves as an example to other states and nations. China …

Antimicrobial Resistance Countermeasures In Veal Farming

A new PLoS One article from Dorado-García et al. on the effectiveness of certain countermeasures to antimicrobial resistance shows some encouraging results. The study used MRSA levels as a positive indicator for antimicrobial resistance in Dutch veal farms. There were three methods of reducing MRSA levels in the farms that were studied: one program used protocol-driven methods, one used …

Chickens and eggs in the built environment

The built environment includes housing for livestock, which may have consequences for the transmission of zoonotic diseases in our food supply. Different animal housing strategies provide an ideal opportunity to test the effects of crowding and degree of confinement on the microbiology of built environments. In the case of egg-laying chickens, housing strategies include conventional cages, …