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마늘 및 2,3-Dimercaptosuccinic acid의 投與가 姙娠白鼠의 카드뮴中毒에 미치는 影響에 關한 硏究
宋泰卜,裵恩相,廉容泰 고려대학교 의과대학 1987 고려대 의대 잡지 Vol.24 No.1
Recently the garlic has been proved to have some protective effect on the heavy metal poisoning of cadmium and mercury in several studies. From this fact it may be assumed that the garlic would have a protective effect to the toxicity of heavy metals in pregnant rat also. Therefore this study was designed to confirm the effect of garlic on the toxicity of cadmium in the pregnant rat and its fetus. The result of it was compared with that of 2,3-dimercaptosuccinic acid (DMSA). The experimental groups were devided into 3 groups; cadmium-alone treated group, cadmium-garlic combined treated group, cadmium-DMSA combined treated group. Each group was composed of 3 sub-groups according to the dosage of cadmium injection. The total of 4㎎/kg, 8㎎/kg and 16㎎/kg of cadmium was injected subcutaneously at the back of pregnant rat in each subgroup for 4 days, from the 14th to the 17th day of gestational period. Garlic and DMSA were administered per os from the day before cadmium injection to the 21st gestational day. The results of this study were as follows: 1. The inhibition of fetal growth due to cadmium administration into pregnant rat was prohibited in cadmium-garlic or cadmium-DMSA combined treated group except for the 16㎎/kg cadmium injected subgroups. 2. The accumulation of cadmium in tissues of liver, kidney and blood of pregnant rat, placenta and fetus was increased according to the increase amount of cadmium injection in all 3 experimental groups. Garlic and DMSA decreased the cadmium levels of maternal liver, kidney and blood, but there was no significant difference of cadmium level between garlic and DMSA treated group. 3. Garlic decreased the accumulation of cadmium in tissues of placenta and fetus, but it was not significant statistically comparing with that of DMSA or no-treatment group. Correlations of cadmium levels among maternal blood, placenta and fetus were positively high. 4. Necrosis of proximal convoluted tubules with pyknosis of epithelial cells was observed extensively in fetal kidney of cadmium-alone treated rat. However, the necrosis of the tubules was found only in small numbers of the tubules in cadmium-garlic combined treated one, but there was no remarkable change in cadmium-DMSA combined treated rat comparing with cadmium-alone treated one. As a conclusion this study revealed that the garlic would reduce the accumulation of cadmium in maternal tissues and protect against the toxic effect of cadmium at fetus in context of the growth inhibition and histopathological damage of kidney, but would not attribute the interfering the transportation of cadmium through placental barrier.
송태복 한남대학교 사회과학연구소 2002 사회과학연구 Vol.11 No.-
전형문제는 뵘바베르크에 의해 제기되었으며, 스라파의 체계가 대두되면서 다양한 논쟁으로 발전하여 갔다. 스라파 이후 논쟁은 잠시 주춤하다가 1994년 터라모에서 벨로피어가 데사이 및 클리만 등과 함께 새로운 시각을 조명함으로써 새로운 계기를 맞아하였다. 기존의 논쟁들이 주로 가치체계를 가격체계로 전형할 수 있는 불변의 가치척도에 관심을 보였지만, 터라모의 논재은 자본론 체계의 동학적 분석체계를 발견하는데 초점이 모아졌다. 벨로피어에 의해 주도된 주장들은 전형은 어떠한 가치척도를 선택하는가라는 문제보다는 자본주의 생산양식의 동학적 특수성을 분석할 수 있어야 한다는 관점이다. 본 논문에서는 異時的 單一體系(TSS) 관점으로 대표되는 주장들 중에서 데사이의 분석을 다룬다. 데사이는 전형에서 제시된 두가지 명제, 즉 총가치와 총가격이 일치하고 총잉여가치와 총이윤이 일치한다는 명제는 동시에 성립할 수 없으며, 각각 다른 영역에서 제기된 문제와 관련된다는 주장한다. 전자는 가치증식의 문제로서 가치를 생산하는 시간을 매개로 하여 접근되며, 후자는 자본과 노동간의 잉여가치의 배분을 전제로 하며 화폐를 매개로 하여 표현된다. The volume Ⅲ of Capital is concerned with the conversion of value into price, and also with surplus value into profit. The steps taken by Capital is so controversial that many essays have tried to find a precise solution. By articulating the correct process in which value is converted into prices while satisfying the condition of equal profit, we can be near to the heart of transformation problem. Temporal-Single System approach have tried to find new solutions, which are different from Bohem-Bawerk and Sraffa. As Desai pointed out in his essay, the propositions raised by Capital could be solved with the approach that the direct valorization of profit is disguised and only through the change of social average rate of profit. In his equation q satisfies Marx transformation equation, unlike m, Thus equating qv and ml in his equation, he has concluded that the rate of exploitation could be defined and it can related to the rate of profit. This result is the essence of his equation, in which the simultaneous decision of input and output is not accepted.