Frieda Jørgensen

Amoxicillin therapy of poultry flocks: effect upon the selection of amoxicillin-resistant commensal Campylobacter spp. (2009)

Elviss, Nicola C., Williams, Lisa K., Jørgensen, Frieda, Chisholm, Stephanie A., Lawson, Andrew J., Swift, Craig, ...

Background The aim of this study was to investigate the effect of amoxicillin therapy of poultry flocks upon the persistence of commensal Campylobacter spp. and the incidence of antibiotic...

Prevalence and Subtypes of Ciprofloxacin-Resistant Campylobacter spp. in Commercial Poultry Flocks before, during, and after Treatment with Fluoroquinolones

Humphrey, Tom J., Jørgensen, Frieda, Frost, Jennifer A., Wadda, Haddy, Domingue, Gil, Elviss, Nicola C., ...

Five commercial broiler chicken flocks were treated with either difloxacin or enrofloxacin for a clinically relevant infection, as instructed by a veterinarian. Campylobacters were isolated from...

Incidence and Mechanism of Ciprofloxacin Resistance in Campylobacter spp. Isolated from Commercial Poultry Flocks in the United Kingdom before, during, and after Fluoroquinolone Treatment

Griggs, Deborah J., Johnson, Maggie M., Frost, Jennifer A., Humphrey, Tom, Jørgensen, Frieda, Piddock, Laura J. V.

Five commercial broiler flocks were treated with a fluoroquinolone for a clinically relevant infection. Fresh feces from individual chickens and environmental samples were cultured for campylobacters...

Prevalence and Subtypes of Ciprofloxacin-Resistant Campylobacter spp. in Commercial Poultry Flocks before, during, and after Treatment with Fluoroquinolones

Humphrey, Tom J., Jørgensen, Frieda, Frost, Jennifer A., Wadda, Haddy, Domingue, Gil, Elviss, Nicola C., ...

Five commercial broiler chicken flocks were treated with either difloxacin or enrofloxacin for a clinically relevant infection, as instructed by a veterinarian. Campylobacters were isolated from...

Incidence and Mechanism of Ciprofloxacin Resistance in Campylobacter spp. Isolated from Commercial Poultry Flocks in the United Kingdom before, during, and after Fluoroquinolone Treatment

Griggs, Deborah J., Johnson, Maggie M., Frost, Jennifer A., Humphrey, Tom, Jørgensen, Frieda, Piddock, Laura J. V.

Five commercial broiler flocks were treated with a fluoroquinolone for a clinically relevant infection. Fresh feces from individual chickens and environmental samples were cultured for campylobacters...