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between 3 and 15 years of age, adjustment of BAL volume on the basis of body weight yielded constant fractions of ELF. However, the authors are not aware of any studies conducted to compare weight-adjusted and fixed-amount BAL techniques in dogs. The

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in American Journal of Veterinary Research

determined by the feedlot manager and consulting veterinarian. Data available on individual cattle included information on demographics (individual identification number, cohort number, arrival date, arrival weight, and sex), health (diagnosis of 1 to 3

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in American Journal of Veterinary Research

response variables would be useful for predicting health outcomes of feeder heifers upon arrival at a backgrounding facility. Materials and Methods On September 10 and September 12, 2007, a total of 360 crossbred beef heifer calves (mean ± SD weight

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in American Journal of Veterinary Research

were excluded from the study. For purposes of data analysis, brachycephalic dogs were categorized into 2 groups on the basis of weight: small (< 16 kg) and large (≥ 16 kg). The brachycephalic dogs were also categorized into 2 groups on the basis of

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in American Journal of Veterinary Research

Beagles (7 spayed females and 8 castrated males) were used in the repeatability study. Body weight of dogs ranged from 8.2 to 16.5 kg (mean, 11.4 kg), and dogs were 0.8 to 10.2 years old (mean, 6.0 years). Dogs had been used in kinetic studies at a

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in American Journal of Veterinary Research

healthy Coonhound-cross dogs (3 spayed females, 1 sexually intact female, 3 neutered males, and 1 sexually intact male) were used in the study. Mean ± SD body weight was 27.2 ± 1.6 kg. Dogs were housed separately under routine husbandry conditions. Dogs

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in American Journal of Veterinary Research

that weight loss is associated with improved respiratory function in obese dogs. Further insight into the effects of obesity on pulmonary mechanics and gas exchange is needed and may provide an impetus for weight loss. The purpose of the study reported

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in American Journal of Veterinary Research

. Materials and Methods Animals —Sixteen healthy client-owned adult alpacas (9 males and 7 females) were included in the study. Alpacas were between 2 and 9 years of age (mean ± SD, 3.5 ± 2.1 years). Body weight ranged from 49 to 109 kg (mean body condition

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in American Journal of Veterinary Research

condition score of 5 out of 9 (body weight, 100 to 204 kg) were included in this study. None of the llamas had been previously exposed to pulmonary function testing or a laboratory environment. Following hospital admission in the morning, the llamas were

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in American Journal of Veterinary Research

condition, body weight, and body length (length from the snout to cloaca). Feces were examined for parasites (flotation method by use of saturated saline [35% NaCl] solution). Swab specimens were obtained from the choana and cloaca, and a transtracheal wash

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in American Journal of Veterinary Research