Results 11 to 20 of about 75,245 (306)

Novel deletion alleles carrying CYP21A1P/A2 chimeric genes in Brazilian patients with 21-hydroxylase deficiency [PDF]

open access: yesBMC Medical Genetics, 2010
Background Congenital adrenal hyperplasia due to 21-hydroxylase deficiency is caused by deletions, large gene conversions or mutations in CYP21A2 gene. The human gene is located at 6p21.3 within a locus containing the genes for putative serine/threonine ...
Guerra-Júnior Gil   +10 more
doaj   +4 more sources

Fertility and body composition after laparoscopic bilateral adrenalectomy in a 30-year-old female with congenital adrenal hyperplasia [PDF]

open access: yes, 2001
Congenital adrenal hyperplasia due to 21-hydroxylase deficiency is caused by an inborn defect in the 21-hydroxylase gene (CYP21), leading to virilization of female patients and causing ambiguous genitals in the majority of ...
Bonjer, H.J. (Jaap)   +5 more
core   +9 more sources

Co-existence of Congenital Adrenal Hyperplasia and Familial Hypokalemic Periodic Paralysis due to CYP21A2 and SCN4A Pathogenic Variants

open access: yesJCRPE, 2021
Steroid 21-hydroxylase deficiency is the most common cause of congenital adrenal hyperplasia (CAH), usually due to biallelic variants in CYP21A2. Classical 21-hydroxylase deficiency is characterised by virilisation of the external genitalia in females ...
Tuğba Kontbay, İhsan Turan
doaj   +1 more source

Genotype-phenotype correlation in patients with 21-hydroxylase deficiency

open access: yesFrontiers in Endocrinology, 2023
Introduction21-hydroxylase deficiency (21OHD) is the most common cause of congenital adrenal hyperplasia (CAH). However, patients with 21OHD manifest various phenotypes due to a wide-spectrum residual enzyme activity of different CYP21A2 mutations ...
Peng Tang   +13 more
doaj   +1 more source

Genotype-phenotype correlation in 27 pediatric patients in congenital adrenal hyperplasia due to 21-hydroxylase deficiency in a single center [PDF]

open access: yesAnnals of Pediatric Endocrinology & Metabolism, 2013
PurposeThe purpose of the study was to evaluate endocrine patterns of patients with congenital adrenal hyperplasia and each gene mutation and to analyze the correlation between each phenotype and genotype.MethodsThis was a retrospective study of the ...
Yangho Yoo   +6 more
doaj   +1 more source

Congenital adrenal hyperplasia: focus on the molecular basis of 21-hydroxylase deficiency [PDF]

open access: yes, 2007
Congenital adrenal hyperplasia (CAH) is an autosomal recessive disorder caused by defects in one of several steroidogenic enzymes involved in the synthesis of cortisol from cholesterol in the adrenal glands.
Friães, A, Gonçalves, J, Moura, L
core   +1 more source

A genetic validation study reveals a role of vitamin D metabolism in the response to interferon-alfa-based therapy of chronic hepatitis C [PDF]

open access: yes, 2012
Background: To perform a comprehensive study on the relationship between vitamin D metabolism and the response to interferon-α-based therapy of chronic hepatitis C.
Badenhoop, Klaus   +20 more
core   +8 more sources

Recent advances in biochemical and molecular analysis of congenital adrenal hyperplasia due to 21-hydroxylase deficiency [PDF]

open access: yesAnnals of Pediatric Endocrinology & Metabolism, 2016
The term congenital adrenal hyperplasia (CAH) covers a group of autosomal recessive disorders caused by defects in one of the steroidogenic enzymes involved in the synthesis of cortisol or aldosterone from cholesterol in the adrenal glands. Approximately
Jin-Ho Choi, Gu-Hwan Kim, Han-Wook Yoo
doaj   +1 more source

Screening for Mutations of 21-Hydroxylase Gene in Hungarian Patients with Congenital Adrenal Hyperplasia [PDF]

open access: yes, 1999
Congenital adrenal hyperplasia (CAH) is a group of autosomal recessive disorders, causing impaired secretion of cortisol and aldosterone from the adrenal cortex, with subsequent overproduction of adrenal androgens.
Barta, Csaba   +8 more
core   +1 more source

Pharmacogenetics of glucocorticoid replacement could optimize the treatment of congenital adrenal hyperplasia due to 21-hydroxylase deficiency

open access: yesClinics, 2011
INTRODUCTION: 21-hydroxylase deficiency is an autosomal recessive disorder that causes glucocorticoid deficiency and increased androgen production.
Ricardo P. P. Moreira   +6 more
doaj   +1 more source

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