Charles W. Knapp

Evidence of Increasing Antibiotic Resistance Gene Abundances in Archived Soils since 1940

Charles W. Knapp, Jan Dolfing, Phillip Ehlert et al. · Environmental Science & Technology · 2009 · 817 citations · Full text

Antibiotic Resistance Gene, Mass Production, Antibiotic Resistance +18

Antibiotic Resistance Gene Abundances Correlate with Metal and Geochemical Conditions in Archived Scottish Soils

Charles W. Knapp, Seánín M. McCluskey, Brajesh K. Singh et al. · PLoS ONE · 2011 · 384 citations · Full text

Natural Environment, Metal Contamination, Antibiotic Resistance +17

Abundance of six tetracycline resistance genes in wastewater lagoons at cattle feedlots with different antibiotic use strategies

Nicholas Peak, Charles W. Knapp, Richard K. Yang et al. · Environmental Microbiology · 2006 · 329 citations

Experimental demonstration of chaotic instability in biological nitrification

David W. Graham, Charles W. Knapp, Erik S. Van Vleck et al. · The ISME Journal · 2007 · 297 citations · Full text

Antibiotic Resistance Gene Abundances Associated with Waste Discharges to the Almendares River near Havana, Cuba

David W. Graham, Susana Olivares-Rieumont, Charles W. Knapp et al. · Environmental Science & Technology · 2010 · 295 citations · Full text