You don’t need to see a cattle yard to identify its existence; the smell alone is usually enough. Now, though, you’re breathing in not just the aromatic compounds you likely know well—but a selection of antibiotics and antibiotic-resistant DNA, too.
A new study by researchers from Texas Tech University sought to explore the airborne transmission of antibiotics from cattle yards. During a six-month period, the team gathered air samples—both up- and down-wind—from 10 commercial cattle yards within 200 miles of Lubbock, Texas. Each of the yards was home to between 20,000 and 50,000 cattle.
Source: Cattle Yard Aroma Carries Antibiotics and Antibiotic-Resistant DNA
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