Results 11 to 20 of about 1,020,715 (314)

Modulation of Enzyme-Catalyzed Synthesis of Prostaglandins by Components Contained in Kidney Microsomal Preparations

open access: yesMolecules, 2021
In the kidney, prostaglandins formed by cyclooxygenase 1 and 2 (COX-1 and COX-2) play an important role in regulating renal blood flow. In the present study, we report our observations regarding a unique modulatory effect of renal microsomal preparation ...
Hyoung-Woo Bai   +4 more
doaj   +1 more source

Computational exploration of copper catalyzed vinylogous aerobic oxidation of unsaturated compounds

open access: yesScientific Reports, 2021
Selective oxidation is one of the most important and challenging transformations in both academic research and chemical industry. Recently, a highly selective and efficient way to synthesize biologically active γ-hydroxy-α,β-unsaturated molecules from Cu-
Ting Wang   +3 more
doaj   +1 more source

Computational Modeling Study of the Binding of Aging and Non-Aging Inhibitors with Neuropathy Target Esterase

open access: yesMolecules, 2023
Neuropathy target esterase (NTE) is a serine hydrolase with phospholipase B activity, which is involved in maintaining the homeostasis of phospholipids. It can be inhibited by aging inhibitors such as some organophosphorus (OP) compounds, which leads to ...
Wenxiong Wu, Pan Wang
doaj   +1 more source

Rapid bioconcentration of steroids in the plasma of three-spined stickleback Gasterosteus aculeatus exposed to waterborne testosterone and 17β-oestradiol [PDF]

open access: yes, 2007
The relationship over time between the concentrations of two steroids, singly and in combination, in a static exposure system and in the blood of three-spined stickleback Gasterosteus aculeatus, held within the exposure system was investigated. Groups of
Matthiessen, P.   +3 more
core   +1 more source

Conversion of cholesterol injected into man to cholestanol via a 3-ketonic intermediate

open access: yesJournal of Lipid Research, 1967
Cholesterol-3-3H,4-14C was injected intravenously in man and its transformation to cholestanol was studied. From the 3H:14C ratios in cholestanol isolated from blood, evidence for the participation of a ketonic intermediate in the conversion was obtained.
R.S. Rosenfeld   +2 more
doaj   +1 more source

The fate of steroid estrogens: Partitioning during wastewater treatment and onto river sediments [PDF]

open access: yes, 2010
This is the author's accepted manuscript. The final published article is available from the link below. Copyright @ 2010 Springer Science+Business Media B.V.The partitioning of steroid estrogens in wastewater treatment and receiving waters is likely to ...
A Joss   +58 more
core   +1 more source

Reduction and esterification of cholesterol and sitosterol by homogenates of feces

open access: yesJournal of Lipid Research, 1971
Mixtures of cholesterol-1,2-3H and sitosterol-4-14C have been incubated with suspensions of feces in order to compare the behavior of the phytosterol with transformations known to take place with cholesterol under these conditions. Within the limitations
R.S. ROSENFELD, LEON HELLMAN
doaj   +1 more source

Cryo‐EM structure of orphan G protein‐coupled receptor GPR21

open access: yesMedComm, 2023
GPR21 belongs to class A orphan G protein‐coupled receptor (GPCR). The endogenous ligands for human GPR21 remain unidentified. GPR21 expression is associated with developing type 2 diabetes (T2DM), a multifactorial metabolic disease caused by pancreatic ...
Thian‐Sze Wong   +8 more
doaj   +1 more source

3D model of amphioxus steroid receptor complexed with estradiol [PDF]

open access: yes, 2009
The origins of signaling by vertebrate steroids are not fully understood. An important advance was the report that an estrogen-binding steroid receptor [SR] is present in amphioxus, a basal chordate with a similar body plan as vertebrates.
David J. Chang, Michael E. Baker
core   +2 more sources

Symmetric Tensor Decomposition by an Iterative Eigendecomposition Algorithm [PDF]

open access: yes, 2016
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 ...
Batselier, Kim, Wong, Ngai
core   +3 more sources

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