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Biomedical subjects

S Reitano

Publications and source records attributed to S Reitano.

At least 19 recordsLinked to original sources

Serum leptin concentrations in obese women with Down syndrome and Prader-Willi syndrome.

We have evaluated serum leptin concentrations in two forms of genetic obesity. The subjects examined were eight women with Down syndrome and eight women with Prader-Willi syndrome. All patients were in the reproductive age range and were obese (body mass index > or = 27 kg/m2). Plasma leptin values, analyzed as a function of body mass index showed a statistically significant correlation in both Prader-Willi (r = 0.985; p < 0.001) and Down syndrome patients (r = 0.943; p < 0.001). Obese Down syndrome women exhibited significantly lower leptin values (10.8 +/- 1.1) as compared to patients with Prader-Willi syndrome (31 +/- 2.6; p < 0.01). The linear correlation between leptin and insulin in the two groups of patients was not statistically significant. The data suggested that obesity in Prader-Willi subjects could be caused by failure of leptin to reach its target in the brain, as a consequence of defects in the receptor or in postreceptor processing, whereas data on obese patients with Down syndrome could be due to a different pathogenetic origin.

Adult↗

[Mezlocillin in short-term obstetrico-gynecologic prophylaxis].

The present study examines a sample of 98 patients aged 18-77 (mean age 57) and awaiting obstetric or gynaecological surgery who were given short-term prophylaxis with mezlocillin. The overall success rate was 83.67%, partial success 14.28% (against 81% in the controls). In addition to the benefits of a shorter hospital stay and lower operating costs, the treatment produced no side effects.

Adolescent↗

Clinical experimental considerations on the presence of set uterine pacemakers.

The authors studied the physiology of human uterine muscle contraction. Clinical experimental results obtained from elementary electrophysiological, electrohysterographic and pharmacological studies using PGs suggested that uterine muscle contraction does not originate in "pacemaker" areas. These data also showed that the electric phenomenon is not propagated along preferential "rails".

Cyclic AMP↗

Electromyographical study of uterine activity in the human during labour induced by prostaglandin F2 alpha.

In full-term pregnant women, electrical and mechanical activity of the uterus was monitored throughout the course of labour promoted by intravenous infusion of Pg F2 alpha. The recorded potentials were mostly biphasic and characterized by their long duration ranging from 1 to 2s. A wide range of potential amplitudes (100 microV to 1.8 mV) was observed according to the various patients. Early at the beginning of labour induction, the electrical complexes firing at various uterine sites were proved to be in close relationship and also well correlated with the mechanical events. This feature remained unchanged during labour. Potential amplitudes also remained unchanged during the same period of time. Under these conditions, improvement of uterine coordination does not appear to be the mechanism by which the increase of uterine contractile strength, necessary to expel the fetus, is obtained at the end of gestation.

Action Potentials↗

Hormone profile of T3, T4 at the end of pregnancy and during puerperium.

The Authors have studied the T3, T4 and TBG behaviour at the end of pregnancy and after 96 h and 144 h from delivery in 25 pregnant women. The patients have been randomly divided into two groups: the first was studied in basal conditions and the second after administration of enantate testosterone and valerianate estradiol. In the first group T3 and T4 values increased slightly. A higher increase was noticed from the 96th to the 144th h from delivery. In the second group T3 and T4 values were discording.

Adolescent↗

HGH behaviour at term of pregnancy and during puerperium.

Human growth hormone (HGH) has been measured in the plasma of 30 subjects at term of pregnancy, at 96 and at 144 h after delivery. The subjects were then selected into three groups: 10 were studied in basal conditions, 10 were given pyridoxine, 10 were given enantate testosterone and valerianate estradiol. In the first group the correlation index (t of Student) was not significant showing the lack of correlation among the tested averages. IN the second group the index of Student was weakly significant (t = 2.36, p less than 0.05). In the third group the Authors found a high representative correlation between the term of pregnancy and the 144th hour after delivery (t = 3.81, p less than 0.01) and between the 96th and 144th hour after delivery (t = 2.95, p less than 0.01).

Adult↗