Results 101 to 110 of about 35,670 (271)

Symmetric Tensor Decomposition by an Iterative Eigendecomposition Algorithm [PDF]

open access: yesarXiv, 2014
We present an iterative algorithm, called the symmetric tensor eigen-rank-one iterative decomposition (STEROID), for decomposing a symmetric tensor into a real linear combination of symmetric rank-1 unit-norm outer factors using only eigendecompositions and least-squares fitting. Originally designed for a symmetric tensor with an order being a power of
arxiv  

The gut‐microbiota‐brain axis: Focus on gut steroids

open access: yesJournal of Neuroendocrinology, EarlyView.
Abstract There are over 1000 varieties of steroids that have been reported in nature, including the endogenous sex steroid hormones (i.e., progesterone, testosterone, and 17β‐estradiol) and corticosteroids which are mainly synthesized by gonads and adrenals, respectively.
Silvia Diviccaro   +4 more
wiley   +1 more source

Analysis of Steroid 21-Hydroxylase Gene in Five Unrelated Japanese Patients with 21-Hydroxylase Deficiency

open access: yesEndocrinologia Japonica, 1987
DNA samples from five unrelated Japanese patients with 21-hydroxylase (21-OHase) deficiency were studied by Southern analysis using human 21-OHase cDNA. Patterns seen after digestion with not only TaqI but also KpnI showed that two out of the five patients were homozygous for a deletion of the 21-OHase B gene.
Jun Nakura   +9 more
openaire   +4 more sources

Neuroactive steroid exposure impacts neurodevelopment: Comparison of human and rodent placental contribution

open access: yesJournal of Neuroendocrinology, EarlyView.
Abstract The placenta is a fetal endocrine organ that secretes many neuroactive factors, including steroids, that play critical roles in brain development. The study of the placenta‐brain axis and the links between placental function and brain development represents an emerging research area dubbed “neuroplacentology.” The placenta drives many ...
Claire‐Marie Vacher   +3 more
wiley   +1 more source

A novel 9-bp insertion detected in steroid 21-hydroxylase gene (CYP21A2): prediction of its structural and functional implications by computational methods

open access: yesJournal of Biomedical Science, 2009
Background Steroid 21-hydroxylase deficiency is the most common cause of congenital adrenal hyperplasia (CAH). Detection of underlying mutations in CYP21A2 gene encoding steroid 21-hydroxylase enzyme is helpful both for confirmation of diagnosis and ...
Varma R Raveendra   +5 more
doaj   +1 more source

Steroids for DOPed Applications: A Compiler for Automated Data-Oriented Programming [PDF]

open access: yesarXiv, 2020
The wide-spread adoption of system defenses such as the randomization of code, stack, and heap raises the bar for code-reuse attacks. Thus, attackers utilize a scripting engine in target programs like a web browser to prepare the code-reuse chain, e.g., relocate gadget addresses or perform a just-in-time gadget search.
arxiv  

Cholestenoic acid, an endogenous cholesterol metabolite, is a potent γ-secretase modulator. [PDF]

open access: yes, 2015
BackgroundAmyloid-β (Aβ) 42 has been implicated as the initiating molecule in the pathogenesis of Alzheimer's disease (AD); thus, therapeutic strategies that target Aβ42 are of great interest.
Akula, Rajender   +14 more
core   +3 more sources

Remodeling of the terpenoid metabolism during prolonged phosphate depletion in the marine diatom Phaeodactylum tricornutum

open access: yesJournal of Phycology, EarlyView.
Abstract Terpenoids are a diverse class of naturally occurring organic compounds, which derive from five‐carbon isoprene units and play crucial roles in physiology, ecological interactions such as defense mechanisms, or adaptation to environmental stresses.
Florian Pruckner   +3 more
wiley   +1 more source

Neonatal Screening for Congenital Adrenal Hyperplasia in Turkey: Outcomes of Extended Pilot Study in 241,083 Infants

open access: yesJCRPE, 2020
Objective:Turkish Directorate of Public Health introduced the first pilot screening program for congenital adrenal hyperplasia (CAH) in four Turkish cities in 2017, and in 2018 extended the program, with a slight change in screening strategy, to fourteen
Tülay Güran   +17 more
doaj   +1 more source

A sclerosing stromal tumor of the ovary with masculinization in a premenarchal girl [PDF]

open access: yesKorean Journal of Pediatrics, 2011
A sclerosing stromal tumor of the ovary is an extremely rare benign tumor; it usually is found during the second and third decades of life. Patients present with pelvic pain or a palpable abdominal mass.
Soo Min Park   +6 more
doaj   +1 more source

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