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Página 193 - A MANUAL OF THE INFUSORIA. Including a Description of the Flagellate, Ciliate, and Tentaculiferous Protozoa, British and Foreign, and an account of the Organization and Affinities of the Sponges.
Página 18 - Another method which seems to give the best results, and which is employed in the preparation of Para rubber, consists in subjecting thin layers of the milk, placed on the broad end of a paddle, to the coagulating action of smoke produced by burning certain husks which are similar to those of cocoanuts. The smoke contains creosote and acid fumes, which quickly destroy all fungus growths and bacteria which might tend to cause decomposition of the rubber, while the heat removes the greater part of...
Página 63 - ... of animals and in those of different species as well as with the conditions of infection, and during which the animal remains perfectly well, the first symptom to be noticed is a rise of temperature, and for some days a remittent or intermittent fever may be the only evidence of illness. Later on the animal becomes somewhat stupid; watery, catarrhal discharges from the nose and eyes appear; the hair becomes somewhat roughened and falls out in places. Finally the catarrhal discharges become more...
Página 2 - ... wires, the insulation would not be complete, and the cable would have to be pulled up and repaired. In order that the measurements made might be within the limits of the instruments at hand, only small strands of gutta could be used for testing. To make these strands free from minute air bubbles was well nigh impossible, in consequence of which the breaking was in most cases brought about by weakness due to this source. The figures, while thus only approximate, are below and not above the true...
Página 28 - One of this species of trees is now growing in Manila, and apparently the climate is suitable. The Bureau of Agriculture has distributed many Ceara rubber seeds during the past year, and the growth of the seedlings is marvelous. In general the climatic conditions of most of the islands seem very favorable for the rubber industry. Mindoro and the southern islands especially are advantageous on account of the abundant rainfall distributed throughout the year, with no long season of drought. What pests...
Página 176 - Trypanosoma evansii, but found, while the parasites disappeared temporarily, after a few days they were always again present in the circulating blood. Goat's blood and bile from monkeys that had died of the disease were also tried, but with like results. Goat's serum was used, as these animals are relatively immune to the parasite. Experiments with the intravenous injection of benzoyl-acetyl peroxide will be performed as soon as the animals for experimental purposes can be secured.
Página 21 - In general, but especially in reference to the lower forms, it may be said that the protoplasm is quite homogeneous; a nearly fluid endoplasui may be recognized surrounded by a peripheral ectoplasm, the latter in turn may be bounded by a more dense layer, like a delicate cell membrane. These three divisions are. however, not always very distinct, but grade almost imperceptibly into one another. The pharynx is a very superficial...
Página 124 - In dogs muscular wasting is well marked, the animal being often reduced to a skeleton, but the fatty tissues are generally not much affected, except at the base of the heart, where the fat may undergo oedematous degeneration.

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