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Social and Behavioral Sciences Commons™

Open Access. Powered by Scholars. Published by Universities.®

2002

University of Central Florida

Theses/Dissertations

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Full-Text Articles in Social and Behavioral Sciences

Ancient Antibiotics : Tetracycline In Human And Animal Bone From The Dakhleh Oasis, Egypt, Corey Maggiano Jan 2002

Ancient Antibiotics : Tetracycline In Human And Animal Bone From The Dakhleh Oasis, Egypt, Corey Maggiano

HIM 1990-2015

Two decades ago archaeologists in northern Africa discovered evidence that an antibiotic was somehow included in diet of ancient peoples, possibly affecting the health of the population. It has been proposed that the causative organisms are Streptomyces aureofaciens - ubiquitous, mold-like, tetracycline-producing bacteria that could have contaminated grain products. Upon consumption, tetracyclines are incorporated into developing or remodeling bone, remaining observable under ultraviolet light for thousands of years. The current project focuses on an analysis of Roman-Egyptian human and animal bone from the Dakhleh Oasis in southwestern Egypt (100 BC to AD 360). Confocal Laser Scanning Microscopy (CLSM) is used …

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Three Surveys On Adult Esol Pronunciation: Teachers, Students, Textbooks, Hortensia Louro Bernal Jan 2002

Three Surveys On Adult Esol Pronunciation: Teachers, Students, Textbooks, Hortensia Louro Bernal

Retrospective Theses and Dissertations

This study used three instruments to examine the current state of the teaching of ESOL pronunciation. These instruments included a survey of 62 teachers, another survey of 508 ESOL students, and a comparative study of ten pronunciation textbooks in widespread use since 1990. The purpose of the study was to characterize the teaching of pronunciation at present through the voices of the teachers, the opinions of the students, and the content of the textbooks. The study also identified the approaches and types of activities being proposed by the experts and recommended additional activities as well as a rationale for their …

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