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304,361 Result(s)
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Article
On the nature and physiological action of the posion of Naja tripudians and other Indian venomous snakes
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Article
Report on the intimate anatomical changes in enteric or typhoid fever
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Do bacteria or their germs exist in the organs of healthy living animals. Journal of anatomy and physiology
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Johann Hoffmann 1. November 1919
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Berichtigung
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Albert Aber
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Experimental plumbism in pigeons from the administration of metallic lead
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Article
On the implantation of the human ovum and the early development of the trophoblast
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Note on a very early pathological human ovum
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Measurements of very early human embryos
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Reactions to light in Volvox, with special reference to the process of orientation
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Volvox rotates on the longitudinal axis as it swims through the water. This is due to the fact that the flag...
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Experiments on color vision in mice in relation to the duplicity theory
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In training experiments with Hering papers three mice gave results indicating color blindness. One specimen c...
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Vision in mice with “rodless” retinae
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The retinae of the mice here employed appear to be very similar to those described by Keeler (1927) as “rodle...
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Reversal in photic orientation in Volvox and the nature of photic stimulation
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Volvox usually is photopositive in low and photonegative in high illumination, but the opposite obtains unde...
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Response to electricity in Volvox and the nature of galvanic stimulation
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Volvox orients fairly precisely in a constant galvanic current.
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Phototropism in fishes, and its relation to the results obtained by eye-dislocation
In the case of viviparous perch and goldfish, unilateral blinding causes a tilting on the anterior-posterior axis towards the normal eye, the amount of tilting being dependent upon the intensity of light. With...
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The question of visual capacity in mice bearing rodless retinae
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The chemical sensitivity of the legs of the blow-fly, Calliphora Vomitoria Linn., to various sugars
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The reflex character of stereotropism and galvanotropism in the salamander, Triturus torosus
The common salamander of the Pacific coast, Triturus torosus, responds stereotropically to excitation of the dorsal and lateral surfaces of the body, head and tail. Contact stimulation of the ventral surface is w...
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The physiological response of Paramaecium to sea-water
The physiological significance of changes in the sailinity of the outer medium on aquatic life is discussed.