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Biomedical subjects

D Durić

Publications and source records attributed to D Durić.

At least 19 recordsLinked to original sources

Effects of ethane dimethanesulfonate on the structure of adult male rat adrenal cortex.

The influence of ethane dimethanesulfonate (EDS), a specific toxicant for Leydig cells, on the morphometric characteristic of adult male rat adrenal cortex was examined on day 15 after administration. As expected, the dose of 75 mg kg-1 of EDS produced drastic reduction in serum testosterone levels followed by a decrease in testis and seminal vesicle weight. However, a considerable drop (over 50%) in adrenal weight was also found. Stereological analysis of the adrenal cortex, performed under light microscope, revealed atrophy of all adrenocortical zones. The changes were most prominent in the inner zones. Thus, in the zona fasciculata the number of parenchymal cells was markedly decreased. In the zona reticularis a layer consisting mostly of atrophic parenchymal cells was localised at the border between zona reticularis and zona fasciculata. The remaining small number of cortical cells in this zone displayed a notable hypertrophy. It is concluded that EDS at a dose that destroys Leydig cells has a strong deleterious effect on steroidogenic cells of adult male rat adrenal cortex.

Adrenal Cortex↗

[Sudden death due to dysplasia of the right ventricle].

The authors present two cases of arrhythmogenic right ventricular dysplasia in two young males, who had died by sudden death. A brief presentation is given of the clinical manifestation, uninvasive and invasive diagnostic possibilities, of the pathoanatomic finding and the pathohistological presentation, and the possibilities of treatment.

Adolescent↗

[The quality of preserved blood].

The examinations of 30 blood samples each preserved with three Yugoslav different ACD-solutions were performed. The blood samples were stored at 2-6 degrees C and examinations were performed at the day of blood donation and after on the 7th, 14th and 21st day during the storage. Differences in hematocrit (well known dilution effect of the ACD-solutions used) and intensive morphological and chemical changes were found in all blood samples regardless the type of ACD-solution used. It was shown that the permanently increasing number morphologically altered erythrocytes (echinocytes and spherocytes) and the excessive release of hemoglobin and potassium from erythrocytes were occurred during the storage of blood samles. Too, there were noticed significant decrease of pH values enormous accumulation of ammoniac and other metabolic producta.

Ammonia↗

[Biochemical characteristics of concentrated and rinsed erythrocytes].

The biochemical characteristics of concentrated and rinsed out erythrocytes in time function have been analysed. It has been concluded that five days after conservation and during the same day of preparing there was no evidence of significant differences between complete blood erythrocytes and concentrated and rinsed out erythrocytes. In course of preparing concentrated erythrocytes the number of leucocytes declined rapidly, but not completely. By triple rinsing of erythrocytes the number of leucocytes is somewhat less than in the samples of concentrated erythrocytes, but some leucocytes are left.

Antibody Formation↗