Results 21 to 30 of about 509,885 (240)

Developmental expression of mouse steroidogenic factor-1, an essential regulator of the steroid hydroxylases.

open access: yesMolecular Endocrinology, 1994
As an initial step toward understanding its role in steroidogenesis, we studied the developmental profile of steroidogenic factor-1 (SF-1), a nuclear receptor that regulates the steroid hydroxylases.
Y. Ikeda   +3 more
semanticscholar   +1 more source

Diretrizes para prevenção e tratamento da osteoporose induzida por glicocorticoide Guidelines for the prevention and treatment of glucocorticoid-induced osteoporosis

open access: yesRevista Brasileira de Reumatologia, 2012
Os glicocorticoides (GC) são prescritos por praticamente todas as especialidades médicas, e cerca de 0,5% da população geral do Reino Unido utiliza esses medicamentos.
Rosa Maria Rodrigues Pereira   +17 more
doaj   +1 more source

Twist-bend nematics and heliconical cholesterics: a physico-chemical analysis of phase transitions and related specific properties [PDF]

open access: yes, 2021
Certain nematic liquid crystals, e.g., those formed by banana-shaped molecules, can exhibit a low-temperature twist-bend nematic (Ntb) phase. Upon addition of chiral dopants, a chiral version of the twist-bend phase (N*tb) can be observed below the conventional chiral nematic (N*) phase, while under electric field the N* phase is transformed into a ...
arxiv   +1 more source

Divergent Evolution of Progesterone and Mineralocorticoid Receptors in Terrestrial Vertebrates and Fish Influences Endocrine Disruption [PDF]

open access: yesarXiv, 2021
There is much concern about disruption of endocrine physiology regulated by steroid hormones in humans, other terrestrial vertebrates and fish by industrial chemicals, such as bisphenol A, and pesticides, such as DDT. These endocrine-disrupting chemicals influence steroid-mediated physiology in humans and other vertebrates by competing with steroids ...
arxiv  

Reduced steroid activation of elephant shark glucocorticoid and mineralocorticoid receptors after inserting four amino acids from the DNA-binding domain of lamprey corticoid receptor-1 [PDF]

open access: yesarXiv, 2023
Atlantic sea lamprey contains two corticoid receptors (CRs), CR1 and CR2, that are identical except for a four amino acid insert (Thr-Arg-Gln-Gly) in the CR1 DNA-binding domain (DBD). Steroids are stronger transcriptional activators of CR2 than of CR1 suggesting that the insert reduces the transcriptional response of lamprey CR1 to steroids. The DBD in
arxiv  

Interleukin-2 receptor antagonists for pediatric liver transplant recipients: A systematic review and meta-analysis of controlled studies [PDF]

open access: yesPediatric Transplantation, 18(8):839-850, 2014, 2014
Interleukin-2 receptor antagonists (IL-2RA) are frequently used as induction therapy in liver transplant recipients to decrease the risk of acute rejection while allowing the reduction of concomitant immunosuppression. The exact association with the use of IL-2RA however is uncertain.
arxiv   +1 more source

A multivariate Bayesian learning approach for improved detection of doping in athletes using urinary steroid profiles [PDF]

open access: yesarXiv, 2023
Biomarker analysis of athletes' urinary steroid profiles is crucial for the success of anti-doping efforts. Current statistical analysis methods generate personalised limits for each athlete based on univariate modelling of longitudinal biomarker values from the urinary steroid profile.
arxiv  

Regulation by Progestins, Corticosteroids and RU486 of Activation of Elephant Shark and Human Progesterone Receptors: An Evolutionary Perspec [PDF]

open access: yesarXiv, 2021
We investigated progestin and corticosteroid activation of the progesterone receptor (PR) from elephant shark (Callorhinchus milii), a cartilaginous fish belonging to the oldest group of jawed vertebrates. Comparison with human PR experiments provides insights into the evolution of steroid activation of human PR.
arxiv  

Simultaneous transfection of COS-1 cells with mitochondrial and microsomal steroid hydroxylases: incorporation of a steroidogenic pathway into nonsteroidogenic cells.

open access: yesProceedings of the National Academy of Sciences of the United States of America, 1988
Transfected, nonsteroidogenic COS-1 cells derived from monkey kidney are found to be capable of supporting the initial and rate-limiting step common to all steroidogenic pathways, the side-chain cleavage of cholesterol to produce pregnenolone. Endogenous
M. X. Zuber   +3 more
semanticscholar   +1 more source

Compound Heterozygous Variants in ZSWIM7 Gene Linked to Infertility and Its Role in Gonadal Development

open access: yesAmerican Journal of Medical Genetics Part A, EarlyView.
ABSTRACT This study aims to elucidate the role of the ZSWIM7 gene in the etiology of infertility, focusing on its potential association with premature ovarian insufficiency and azoospermia. We investigated an 18‐year‐old female patient who presented with primary amenorrhea, hypoplasia of the uterus and ovaries, Tanner stage II breast and pubic hair ...
Denise M. Christofolini   +8 more
wiley   +1 more source

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