Results 1 to 10 of about 19,474 (186)

Steroid 21-hydroxylase gene variants and late-life depression [PDF]

open access: yesBMC Research Notes, 2021
Objectives A feature of late-life depression is alterations of the stress hormone system. The CYP21A2 gene encodes for the steroid 21-hydroxylase enzyme which is required for the biosynthesis of mineralocorticoids and glucocorticoids, two main components
Marie-Laure Ancelin   +4 more
doaj   +7 more sources

Molecular Diagnosis of Steroid 21-Hydroxylase Deficiency: A Practical Approach [PDF]

open access: yesFrontiers in Endocrinology, 2022
Adrenal insufficiency in paediatric patients is mostly due to congenital adrenal hyperplasia (CAH), a severe monogenic disease caused by steroid 21-hydroxylase deficiency (21-OHD, encoded by the CYP21A2 gene) in 95% of cases.
María Arriba   +3 more
doaj   +2 more sources

Corticosteroid Biosynthesis Revisited: No Direct Hydroxylation of Pregnenolone by Steroid 21-Hydroxylase [PDF]

open access: yesFrontiers in Endocrinology, 2021
Cytochrome P450s (CYPs) are an essential family of enzymes in the human body. They play a crucial role in metabolism, especially in human steroid biosynthesis. Reactions catalyzed by these enzymes are highly stereo- and regio-specific.
Steffen Loke   +7 more
doaj   +2 more sources

Prenatal diagnosis and treatment of steroid 21-hydroxylase deficiency. [PDF]

open access: yesClin Pediatr Endocrinol, 2008
Steroid 21-hydroxylase deficiency (21-OHD) accounts for 90-95% of congenital adrenal hyperplasia (CAH) cases. It is classified into three distinct clinical phenotypes: the salt-wasting (SW), simple virilizing (SV) and nonclassical forms (NC). As girls with the SW and SV forms of 21-OHD are exposed to high systemic levels of adrenal androgens during ...
Tajima T, Fujieda K.
europepmc   +4 more sources

Comprehensive characterization of 21-hydroxylase deficiency in a Chinese pediatric cohort: phenotype, steroid profiles and genetics [PDF]

open access: yesFrontiers in Endocrinology
ObjectiveThis study aimed to investigate the clinical, steroid hormones and genetic characteristics of Chinese children with 21-hydroxylase deficiency (21OHD).MethodsThis retrospective study included 115 children with 21OHD.
Hemeng Chong   +7 more
doaj   +2 more sources

Steroid 21-hydroxylase deficiency dysregulates essential molecular pathways of metabolism and energy provision [PDF]

open access: yesBiology Open
Irina Bacila   +5 more
doaj   +2 more sources

Specific characteristics of metabolomics as assessed by gas chromatography-mass spectrometry in patients with adrenocortical cancer and with adrenal incidentalomas in congenital adrenal hyperplasia

open access: yesAlʹmanah Kliničeskoj Mediciny, 2022
Background: Prolonged episodes of uncontrolled congenital adrenal hyperplasia (CAH) have been shown to result in the occurrence of secondary adrenal neoplasms.
Zulfiya R. Shafigullina   +7 more
doaj   +1 more source

NON-CLASSIC 21 HYDROXYLASE DEFICIENCY CAUSED BY NEW COMPOUND HETEROZYGOUS MUTATIONS: A CASE REPORT AND LITERATURE REVIEW [PDF]

open access: yes精准医学杂志, 2023
Objective To report the genetic information of a patient with non-classic 21 hydroxylase deficiency (21-OHD) for enriching the genetic database of this disease.
QI Mengmeng, WANG Xuemei, LIU Yunting, WANG Qian, XIN Qianyu, LIN Hua, LYU Wenshan, YANG Lili
doaj   +1 more source

Best Practice for Identification of Classical 21-Hydroxylase Deficiency Should Include 21 Deoxycortisol Analysis with Appropriate Isomeric Steroid Separation

open access: yesInternational Journal of Neonatal Screening, 2023
There are mixed reports on the inclusion and use of 21 deoxycortisol (21DF) as the primary decision marker for classical 21-hydroxylase deficiency.
Ronda F. Greaves   +7 more
doaj   +1 more source

Phenotypically Male Congenital Adrenal Hyperplasia Patient with Huge Space-occupying Adrenal Masses: a Case Report and Literature Review [PDF]

open access: yesZhongguo quanke yixue, 2023
Congenital adrenal hyperplasia (CAH) is an autosomal recessive genetic disease encompassing enzyme deficiencies in the process of adrenal steroidogenesis, which leads to adrenal cortex dysfunction.
RAO Yufeng, MENG Liheng, ZHOU Jia, LIANG Xinghuan, HUANG Zhenxing, QIN Yingfen
doaj   +1 more source

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