. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 124 J. WOODLAND HASTINGS AND DEMOREST DAVENPORT similar results. Luminescence was greatest in 100% oxygen and progressively decreased at lower concentrations, being reversibly extinguished in pure nitrogen, as reported by Davenport, Wootton and Gushing (1952). An oxygen concentra- tion of about decreased the intensity from that in air by about one half. The specimen was held in place with cotton in a stoppered 10-ml. test tube, with glass tubing to bring the gas mixtures into the test tube. Gas mixtures of the desired o
. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 124 J. WOODLAND HASTINGS AND DEMOREST DAVENPORT similar results. Luminescence was greatest in 100% oxygen and progressively decreased at lower concentrations, being reversibly extinguished in pure nitrogen, as reported by Davenport, Wootton and Gushing (1952). An oxygen concentra- tion of about decreased the intensity from that in air by about one half. The specimen was held in place with cotton in a stoppered 10-ml. test tube, with glass tubing to bring the gas mixtures into the test tube. Gas mixtures of the desired oxygen concentration were prepared by mixing nitrogen with air or oxygen at measured rates, using calibrated flow-meters. The typical effect of lowered > b CO UJ i. %0Z. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Marine Biological Laboratory (Woods Hole, Mass. ); Marine Biological Laboratory (Woods Hole, Mass. ). Annual report 1907/08-1952; Lillie, Frank Rattray, 1870-1947; Moore, Carl Richard, 1892-; Redfield, Alfred Clarence, 1890-1983. Woods Hole, Mass. : Marine Biological Laboratory
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