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Biomedical subjects

E Del Nero

Publications and source records attributed to E Del Nero.

At least 19 recordsLinked to original sources

[The clinical evaluation of the hypocholesterolemic effects of an inhibitor of cholesterol synthesis: mevalonic acid].

Twenty eight patients with heterozygous familial hypercholesterolemia were treated with mevalonic acid (an inhibitor of cholesterol synthesis) for 45 days. Patients received a daily dose of 750 to 1500 mg mevalonic acid depending on plasma cholesterol levels. Results showed a significant reduction in cholesterol values whereas no significant difference was observed in HDL cholesterol and triglyceride levels.

Adult

[Evaluation in experimental animals of a mathematical model of foreseeing variations in values of stable glycosylated hemoglobin].

Assay of glycosylated hemoglobin provides reliable information on metabolic control in diabetes mellitus over a period of about 90 days. This is why it is currently used as a parameter of blood glucose control in diabetic patients. However, at present little is known about the kinetics of stable glycosylated hemoglobin variations as a result of circadian changes in blood glucose level. The authors describe a mathematical model which allows to foresee glycosylated hemoglobin variability as a result of alterations of blood glucose equilibrium.

Animals

[Evaluation of the changes in glycosylated hemoglobin in a sample of hospitalized diabetic patients. Significance and limitations of this diagnostic method].

Stable glycosylated hemoglobin measurement provides an index for plasma glucose control over an average three month period. It is not clear whether stable HbA1C can undergo rapid changes induced by short-term variations in glucose concentration. The present study was aimed at investigating whether variation of total HbA1C in response to changes in blood glucose, over a short period can be detected by routine methods of determination. Our result show that due to the sensitivity of the methods, stable HbA1C has to be considered only as an index of glucose control over long period of time.

Adult

[Therapeutic use of glutathione].

Liver pathology is very frequent in western countries. The numerous therapeutic approaches suggested so far for the prevention or limitation of liver damage in the course of hepatic diseases have often had disappointing results. Considering that at least part of the liver injury is caused by free radicals, the authors have tried an antioxidant, glutathione, as a hepatoprotective agent. Although particularly brilliant results were not achieved, clinical conditions and laboratory findings were improved in hall patients treated with glutathione.

Adult

[Clinical experience with a new antibiotic: cefmetazole].

Cefmetazole is a new semisynthetic derivative with a broad antibacterial spectrum as shown by data from 34 research institutes in Japan. It has antibacterial action against various species of Gram+ and Gram- bacteria and is extremely stable for beta-lactamase because it has a 7-alpha-methoxy group. In addition, it has excellent antibacterial activity against indole-positive Proteus strains against which conventional Cephalosporins are ineffective. Results of clinical trials carried out on urinary tract, respiratory tract and cutaneous infections are reported. A total of 30 patients were examined; the route of administration was intravenous, the most frequent daily-dose was 2 g. Clinical and bacteriological effectiveness of cefmetazole was 80% with excellent activity against E. coli, Proteus, S. aureus and K. pneumoniae. No serious side effect was observed. The above results indicate that CMZ is largely effective and useful for infections due to Gram+ cocci and Gram- bacilli.

Bacterial Infections

[Evaluation of various hemorheological parameters in nonagenarians: evidence of an increase of fibrinogen].

Cardiovascular disease is the most frequent cause of mortality in the elderly. A reduced microvascular blood flow associated with an increase in atherosclerosis might contribute to age related increases in the incidence of ischemic vascular disease. In order to evaluate the effect of age on some haemorheological parameters, blood and plasma viscosity and fibrinogen have been measured in 10 healthy elderly subjects, aged between 88 and 96 years, compared with 15 healthy young subjects (mean age 37 years). Elderly subjects showed a significant increase in plasma fibrinogen (p less than 0.0005) and a trend to an increase in plasma viscosity, whereas no difference was present in blood viscosity. These data confirm that aging is associated with a greater deal of thrombotic risk factors, the most important of which seems to be fibrinogen.

Adult

[Therapy of trophic ulcers in diabetes mellitus].

Trophic lesions of the lower limbs are very frequent in diabetic patients, especially after long periods of poor glycemic control. These lesions are caused by some diabetic sequelae, namely neuropathy and angiopathy. The human and social cost of trophic lesions is very high; for this reason education of diabetics who are likely to develop such lesions is extremely important. When trophic lesions have developed, conservative management is based on local and general therapy. Amputation is taken into account only when conservative management has failed.

Calcium Channel Blockers