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Biomedical subjects

C Sanborn

Publications and source records attributed to C Sanborn.

4 recordsLinked to original sources

Clinical nurse specialist role development: quantifying actual practice over three years.

A task force of five clinical nurse specialists (CNSs) developed a data collection instrument to document CNS weekly work activities in 30-minute segments. This CNS group collected data for 2-week periods quarterly from June 1984 to May 1987. These data showed that: (1) greater than 50% of work time was allocated to clinical practice and consultation; (2) the proportion of time spent on activities in each role component varied with the number of years of experience in the CNS role; and (3) variations in amount of time spent in role categories were evident among practice specialties. The project demonstrated that it is possible to document CNS practice conveniently. The project has also enhanced the professional development of the CNS group and has set the stage for implementing peer review.

Academic Medical Centers

Cyclic nucleotide concentrations in relation to renal growth and hypertrophy.

In rats no consistent change in the concentration of cyclic GMP or cyclic AMP concentration was found in the renal cortex between 2 hours and seven days after unilateral nephrectomy. In regenerating liver tissue, between 2 hours and seven days after removal of one-third of the liver, there were no consistent changes in cyclic GMP concentrations, but cyclic AMP concentrations were higher than in controls. During postnatal growth, no consistent changes occurred in the cyclic GMP concentration of the spleen, the testes, the kidney cortex, the renal papilla, the liver or the ventricle between two and sixty days after birth. Cyclic AMP concentration on the other hand, in all these tissues with the exception of the spleen, was depressed between the twenty-first and fortieth day after birth, i.e., at a period of rapid growth. In the spleen, the concentration of cyclic AMP increased continuously from the second to the fifth day after birth. During renal parenchymal hyperplasia induced by a large intravenous dose of folic acid two days before sacrifice, the concentration of cyclic GMP in renal cortical tissue increased consistently. A model is proposed to explain the different patterns of changes in the cyclic nucleotide concentrations found.

Animals