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Full-Text Articles in Medicine and Health Sciences

An Extracellular Protein Produced By Staphylococcus Hominis Strain Αm With Antimicrobial Activity Against Mycobacterium Spp, Sandra May Jacobsen Jul 1999

An Extracellular Protein Produced By Staphylococcus Hominis Strain Αm With Antimicrobial Activity Against Mycobacterium Spp, Sandra May Jacobsen

Biological Sciences Theses & Dissertations

The inhibitory activity exhibited by Staphylococcus hominis strain αM toward Mycobacterium species was examined. These studies included determining the conditions that maximized inhibitory agent production, analyzing characteristics of the agent, determining the time of agent production, ascertaining plasmid possession and the role of plasmids in the production of this inhibitory agent, and ascertaining the antimicrobial activity of other strains of S. hominis. On solid and in liquid media, S. hominis strain αM exhibits a unique inhibitory activity toward Mycobacterium species that is not demonstrated by Staphylococcus epidermidis or other S. hominis strains. Maximum agent production and recovery was …


The Effect Of Illicit Drugs On The Cardiovascular And Hormonal Responses In Pregnant Rabbits, Andrea Alana Chambliss Apr 1999

The Effect Of Illicit Drugs On The Cardiovascular And Hormonal Responses In Pregnant Rabbits, Andrea Alana Chambliss

Biological Sciences Theses & Dissertations

The purpose of this study is to determine the effect of acute administration of heroin and ecgonine methyl ester (EME) on renin and atrial natriuretic peptide (ANP) secretion in time dated New Zealand White rabbits. Thirteen rabbits were studied. Arterial blood pressure and pCOz, increased significantly from a control value of 80 ± 8 mmHg and 30 ± 2 mmHg respectively to 93 ± 18 mmHg and 31 ± 1 mmHg. pO2 decreased from 99 ± 8 mmHg to 90 ± 11 mmHg 10 minutes after heroin administration. EME caused arterial blood pressure to significantly increase from a control …