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Full-Text Articles in Life Sciences

Characterizing The Transfer Of Bacterial Antibiotic Resistance Genes Across Generations Of Swine, Kimberly Nakia Garner May 2002

Characterizing The Transfer Of Bacterial Antibiotic Resistance Genes Across Generations Of Swine, Kimberly Nakia Garner

Masters Theses

Sows and pigs were used to characterize the origin, transfer and persistence of bacterial resistance in swine. Effects of sow’s previous exposure to antibiotics and subsequent use of antibiotics in their pigs on antibiotic resistance of Salmonella enterica Typhimurium, Enterococcus faecalis, and E. coli were determined. Eight pregnant sows were divided into two groups, with four sows receiving oxytetracycline and four sows receiving no antibiotics. Fecal samples were obtained from sows prior to antibiotic exposure, and at 1- week intervals until pigs were weaned. Weaned pigs were challenged with Salmonella Typhimurium containing a nalidixic acid. Pigs from each sow …


Smooth Muscle Myosin Heavy Chain Isoform Distribution In The Swine Stomach, Jonathan A. Parisi, Thomas J. Eddinger Mar 2002

Smooth Muscle Myosin Heavy Chain Isoform Distribution In The Swine Stomach, Jonathan A. Parisi, Thomas J. Eddinger

Biological Sciences Faculty Research and Publications

To evaluate the distribution of smooth muscle myosin heavy chain isoforms (SMB, with head insert), we examined frozen sections from the various regions of swine stomachs using isoform-specific antibodies. We previously reported variable SMB myosin heavy chain (MHC) expression in stomach cells that correlates with unloaded shortening velocities. This is consistent with the generalization of tonic fundic muscle having low expression and phasic antral muscle having high expression of the SMB MHC isoform. Using immunohistochemistry (IHC), we show a progression of the SMB MHC from very low immunoreactivity in the fundus to very intense immunoreactivity in the antrum. In the …


Ec02-219 Nebraska Swine Report, Duane Reese Jan 2002

Ec02-219 Nebraska Swine Report, Duane Reese

University of Nebraska-Lincoln Extension: Historical Materials

The 2002 Nebraska Swine Report was prepared by the staff in Animal Science and cooperating Departments for use in Extension, Teaching and Research programs. This publications deals with research on swine reproduction, breeding, health, nutrition, economics, and housing.


Ec02-1550 Nebraska Management Guide For Arthropod Pests Of Livestock And Horses, John B. Campbell Jan 2002

Ec02-1550 Nebraska Management Guide For Arthropod Pests Of Livestock And Horses, John B. Campbell

University of Nebraska-Lincoln Extension: Historical Materials

Understanding the differences in insecticide formulations is important to selecting the right one for the job. This publication discusses the different insecticides and ways of treating your animals. They include: dusts, emulsifiable concentrates, emulsifiable livestock insecticides, flowables (thick fluids mixed with water), soluble powders, wettable powders, and water dispersible liquids. Insecticides listed in this publication are considered safe when used according to label directions.


2002 Nebraska Swine Report, Duane E. Reese Jan 2002

2002 Nebraska Swine Report, Duane E. Reese

University of Nebraska-Lincoln Extension: Historical Materials

This publication was prepared by the staff in Animal Science and cooperating Departments for use in Extension, Teaching and Research programs. It deals with the results that were done in reproduction, breeding, health, nutrition, economics and housing of swine.