## Abstract Rubiflavin is shown to be a mixture of antibiotics. The main components have been named rubiflavin A **(3)** and rubiflavin B **(2)** and are identified by NMR. spectroscopy as desacetylpluramycin A and kidamycin, respectively.
A preliminary investigation of the effect of current speed on periphyton community structure
β Scribed by Mark A. Lamb; Rex L. Lowe
- Publisher
- Elsevier Science
- Year
- 1981
- Weight
- 157 KB
- Volume
- 12
- Category
- Article
- ISSN
- 0047-7206
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The oxiranes were prepared by oxidation of the corresponding olefins with m-chloroperbenzoic acid and purified by spinning-band distillation (4) or preparative GC (5). 0 . 0 2 -~ solutions of the neutral precursors in the Frrons indicated in Fig. I, 4 h X-ray irradiation [S] in a 0.5-mm cuvette at 7
We investigated the effects of scopolamine on the recall of repeated words. Subjects performed continuous recognition memory tasks both before and after the administration of scopolamine, and were asked to recall as many words from the lists as they could immediately after the recognition tasks. Cer