. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 204 S. Y. FENG 5- o _g .0 3- o> ?' o o o Q> O 0> 0 Leucocyte count Heart rate. 35 -30 -25 -20 -15 CD O O a> o <D -10 -5 02468 10 14 18 24 0 Temperature C I;K;UKE 3. 'I In- eti'ect <it' temperature mi tin- leucocyte numher and heart rate of oysters. Each point represents average heart rate of three determinations on 10 oysters. The mean leucocyte count in heart hlou<l at 6°, 12°, 18° and 22° C. is obtained from a group of 21 oysters. The vertical lines are ranges oi the means. were allowed to stabilize th


. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 204 S. Y. FENG 5- o _g .0 3- o> ?' o o o Q> O 0> 0 Leucocyte count Heart rate. 35 -30 -25 -20 -15 CD O O a> o <D -10 -5 02468 10 14 18 24 0 Temperature C I;K;UKE 3. 'I In- eti'ect <it' temperature mi tin- leucocyte numher and heart rate of oysters. Each point represents average heart rate of three determinations on 10 oysters. The mean leucocyte count in heart hlou<l at 6°, 12°, 18° and 22° C. is obtained from a group of 21 oysters. The vertical lines are ranges oi the means. were allowed to stabilize themselves at each temperature fur at least 12 hours prior to sampling. When the mean number of leucocytes at 6° C. is compared with that at 1S° and 22° C., the means behave as if they were drawn from different populations, in spite of the fact that all figures were derived from the same 21 oysters (Table III, /' less than ). The lincariu of the curve ( Fig. 3) suggests that the relation between the number of leucocytes in suspension and the' temperature change is a simple (inc. The extrapolated estimate below o' C". is probably a close approxima- tion 10 the true event, , leucocytes are nearly 100'; settled out at 0° since the. 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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Keywords: ., bookauthorlilliefrankrat, booksubjectbiology, booksubjectzoology