An X-ray and electron microscope study of tropomyosin.
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Biomedical subjects
Publications and source records attributed to R Reed.
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A small set of distinctive short RNA molecules are found in the nuclei of all higher eukaryotic cells and yeast, in protein complexes known as 'small nuclear ribonucleoprotein particles', or snRNPs. Recent work has confirmed early suggestions that these particles form part of the machinery by which primary RNA transcripts are processed to their mature, functional form. In particular, snRNPs have been shown to be an integral part of the 'spliceosome', a multi-component complex involved in the removal of intron sequences from the coding regions of messenger RNA precursors.
The challenge to adequately prepare students for the increasingly diverse profession of nursing is great. Due to a more heterogeneous population of nursing students, educators have to be more flexible in their approaches to education. As a result, educators are searching for more creative approaches to teaching. The authors examined what makes teaching creative. They identified creative nursing educators and examined their common approaches and strategies.
PURPOSE: The purpose of this study was to investigate whether participation in a comprehensive worksite health promotion program was associated with reduced employee health care costs. DESIGN: Four independent study groups, two treatment and two comparison, were identified based on type and date of first participation in the intervention. Two years of pre-program health cost data and five years of post-program data were collected for each subject. The Jonckheere-Terpstra statistical test was used to analyze the data. SETTING: The health promotion program was offered at Blue Cross and Blue Shield of Indiana corporate headquarters. The study period began on January 1, 1976, and continued through December 31, 1982. SUBJECTS: Seven hundred and forty-three men and women employed continuously by Blue Cross and Blue Shield of Indiana throughout a seven-year period were studied. INTERVENTION: The health promotion program consisted of four progressive phases which involved 1) health risk reduction mass education, 2) completion of a health risk appraisal and risk reduction counseling, 3) health promotion classes such as smoking cessation and nutrition education, and 4) follow-up and maintenance. MEASURES: The principal dependent variable was pre-program to post-program changes in health costs as measured by employee health care expense claims paid for by the company's health insurance plan. RESULTS: This study found that program participation was not associated with reduced health care costs. CONCLUSIONS: It would be prudent to remain guarded about the health cost savings effects of worksite health promotion programs.
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Explore the source record for details and available documents.