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Biomedical subjects

S Cutillo

Publications and source records attributed to S Cutillo.

At least 37 records · Page 2Linked to original sources

Favism and hemolytic anemia in glucose-6-phosphate dehydrogenase-deficient subjects in North Sardinia.

The present paper reports the incidence from 1965 to 1979 of acute hemolytic anemia for a total of 948 cases in G-6-PD-deficient subjects due to the ingestion of fresh or dried fava beans or certain drugs and to viral infections. The highest percentage of hemolytic crises was due to fresh fava beans (94.4%). No cases of favism were observed in breast-fed babies whose mothers had eaten fava beans or from pollen inhalation. The male sex proved to be the hardest hit. Hemoglobin values were lower than or equal to 7 g/dl in about 75% of males and 50% of females. Total bilirubin values were lower than 103 mumol/l (6 mg/dl) in about 75% of males and 85% of females. Both the hemoglobin and bilirubin values were statistically significant. Mean transaminase values (SGPT) were significantly higher than those of normal controls. No correlation between favism and blood groups was found.

Anemia, Hemolytic↗

Genetic heterogeneity of glucose 6-phosphate dehydrogenase deficiency in Sardinia.

Glucose 6-phosphate dehydrogenase (G6PD) activity was assayed quantitatively in red cells from 100 consecutive G6PD-deficient newborn male babies born in a city hospital in Sassari, Sardinia. In four cases G6PD activity was between 30% and 45% of normal: these appeared on electrophoresis to be identical with G6PD Seattle-like. In 65 cases G6PD activity ranged from 2% to 14% of normal, while in the remaining 31 samples no activity could be detected in crude hemolysates. G6PD was partiall purified from 39 samples having activity below 14% of normal (including 20 with zero activity). G6PD activity could now be determined in all, and it was fully characterized in nine samples. These were shown to belong to two distinct classes on grounds of the Michaelis constant for glucose 6-phosphate and the elution profile from DEAE-Sephadex columns. These properties were compared with those of G6PD-deficient samples from Greece and from Israel. We conclude that there are at least three polymorphic G6PD-deficient variants in Northern Sardinia: G6PD Seattle-like, G6PD Mediterranean, and a new variant, which we designate G6PD Sassari. The GdMediterranean and GdSassari genes have been shown to breed true in family studies. We also produce evidence that the definition of G6PD Mediterranean must be carefully reassessed.

Genes↗

beta-Thalassemia trait and hyperbilirubinemia in G-6-PD deficient newborn infants.

Hb A2 was determined in 50 subjects with erythrocyte G-6-PD deficiency who presented with hyperbilirubinemia in the neonatal period and in 100 non-hyperbilirubinemic G-6-PD deficient newborn infants, at the age of 12 months or more. Six subjects in the first group and 13 in the second were found to be carriers of the beta-thalassemia trait. Statistical analysis of the data did not show any significant difference between the two groups. It seems that the beta-thalassemia trait does not provide any protection against neonatal hyperbilirubinemia associated with G-6-PD deficiency.

Glucosephosphate Dehydrogenase Deficiency↗

Salicylamide glucuronide formation in newborn babies with G-6-PD deficiency.

Salicylamide glucuronide formation has been studied in 23 newborn babies with erythrocyte G-6-PD deficiency and in 15 normal newborns on the first day of life. Glucuronide formation was significantly lower (p less than 0.001) in the former in comparison with the controls. In the newborns with G-6-PD deficiency who subsequently became hyperbilirubinemic an even lower mean glucuronide formation was observed (p less than 0.01) in respect to the non-jaundiced G-6-PD-deficient newborns.

Glucosephosphate Dehydrogenase Deficiency↗

Agar in control of hyperbilirubinemia of full-term newborn infants with erythrocyte G-6-PD deficiency.

40 full-term newborn infants with erythrocyte glucose-6-phosphate dehydrogenase (G-6-PD) deficiency were used for a study concerning the effectiveness of agar per os in preventing severe hyperbilirubinemia. 20 randomly selected neonates were given agar (1 g/kg/day) orally in 4 daily doses from their 1st to their 5th day of life. 20 infants were not treated and served as controls. Three exchange transfusions were performed in the experimental as well as in the control group. According to these results, agar does not seem to be effective in preventing severe hyperbilirubinemia, which frequently occurs in newborn infants with erythrocyte G-6-PD deficiency.

Administration, Oral↗

Salicylamide-Glucuronide formation in children with favism and in their parents.

Salicylamide-glucuronide formation has been determined in 27 children who underwent a favism crisis, 25 parents, and in 25 normal children who served as controls. A highly significant mean lower glucuronide formation was observed in the favism group in respect to the controls. The difference between fabic children and their parents was significant, and between parents and controls there was no significant difference.

Child↗