Marco Aurelio Rivarola

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Programmed cell death and proliferation are evolutionary conserved processes that play a major role during normal development and homeostasis. In the testis, during the fetal and newborn periods,(More)
In humans, steroidogenic factor 1 (NR5A1/SF-1) mutations have been reported to cause gonadal dysgenesis, with or without adrenal failure, in both 46,XY and 46,XX individuals. We have previously(More)
BACKGROUND The serum GH cut-off value for pharmacological tests of GH secretion (PhT GH) depends on the type of test and also on the method used for determining serum GH. Cut-off serum GH values as(More)
Twenty-four girls were studied following long-term treatment (mean: 50 months) for acute lymphoblastic leukemia; 14 were prepubertal and 10 pubertal. Follow-up during endocrine studies ranged from 2(More)
OBJECTIVE To report genotype-phenotype correlation in a large cohort of patients. CONTEXT Study of the CYP21A2 gene in 866 unrelated chromosomes of 21-hydroxylase deficiency in Argentinean patients(More)
Recent evidences indicate that biologically available serum testosterone (T) and estradiol (E2) include not only the free fractions but also most of the albumin-bound fractions. These two serum T or(More)