By A. A. Letavet, E. B. Kurlyandskaya
ISBN-10: 0080117058
ISBN-13: 9780080117058
The Toxicology of Radioactive components, quantity three: Iron-59 bargains with the experimental result of assessments carried out on the Radiotoxicology Laboratory of the Institute of Occupational Hygiene and affliction, Academy of scientific Sciences, U.S.S.R.
The ebook specializes in experiences made on iron-59, that's accepted in technology and know-how, reminiscent of within the steel and within the examine of hemoglobin metabolism within the bone marrow and pink cells. different stories exhibit, in spite of the fact that, that there's a long term hazardous impact of consumption of iron-59. The textual content then offers a short define of the actual, chemical, and organic homes of iron. learn additionally exhibits that the body's response to radioactive components relies on how those are transmitted to the physique and on their physicochemical homes. The impact of lengthy management of radioactive iron at the electric task of the cerebral cortex of animals is analyzed, of which, almost certainly, the fearful method is most influenced. The publication notes additionally the alterations within the purple blood cells in the course of continual management of iron-59 in small doses, in which the hemoglobin degrees elevated briefly. reviews of lengthy publicity to radioactive isotopes while pregnant of the try animals exhibit that there are major alterations in erythropoiesis, linked to iron deficiency. In one other research, the lengthy inner management of radioactive ingredients confirmed phasic adjustments within the peak of electrocardiographic waves of the try animals.
The textual content is appropriate for physicists, nuclear scientists, medical professionals of toxicology, and researchers in nuclear drugs.
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Additional resources for The Toxicology of Radioactive Substances. Volume 3.59
Example text
Physiol etpharm. acta, 13 (4), 354 (1955). RABINOVICH R . M . , Med. radiol, 3 (5), 7 (1958). ROKOTOVA N . A. and GORBUNOVA I. , Reflex reactions afters-irradiation of the skin and mucosal receptors (Reflektornye reaktsii pri deistvii ß-izlucheniya na retseptory kozhi i slizistoi). Proceedings of 2nd Scientific Conference on the effect of ionizing radiations on the higher sections of the central nervous system, Moscow, p . 35 (1958). SMIRNOV G . D . , MESHCHERSKII R. M. and FEDOROV V. , Reaction potentials and rhythm "imposition" in the optic analyser (Reaktivnye potentsialy i "navyazyvan ie" ritma v zritel'nom analizatore).
The reaction of the electrocorticogram to rhythmic photic stimulation in the form in which it is used in these investigations has not been examined in any of the literature with which we are familiar, even in acute radiation sickness. Korol'kova), interrupted light stimulation was used by them but, in the first place, only one frequency was employed (4 flashes per sec), and secondly, this stimulus served as the signal for the conditioned defence reflex, while isorhythmic electrical stimulation of a paw constituted an unconditioned stimulus.
Confirms the suitability of the method of calculation used. However, the considerable divergence of the data on radioactivity in the gastro-intestinal tract, which on death is 2-3 times greater, attracts attention. This may be explained by the fact that radioactivity in the intestine prior to death is markedly increased. This is also confirmed by in vivo measurement — total activity in the body before death invariably increases. Apparently, at this time the rabbits cease eating and therefore little 5 9 Fe is excreted.