Results 31 to 40 of about 1,428,482 (315)

Dihydroorotate dehydrogenase (DHODH) regulates trophoblast syncytialization through organelle stress–induced cellular senescence

open access: yesFEBS Open Bio, EarlyView.
The inhibition of mitochondrial dihydroorotate dehydrogenase (DHODH) impairs syncytialization and induces cellular senescence via mitochondrial and endoplasmic reticulum stress in human trophoblast stem cells, elevating sFlt1/PlGF levels, a hallmark of placental dysfunction in hypertensive disorders of pregnancy.
Kanoko Yoshida   +6 more
wiley   +1 more source

Analysis and application of low frequency shadows based on the asymptotic theory for porous media

open access: yesScientific Reports
Low-frequency shadows beneath gas reservoirs can be regarded as a time delay relative to the reflection from the reservoir zone, but they cannot be reasonably explained by the high-frequency attenuation or velocity dispersion observed in normal P-waves ...
Shoucheng Xu   +6 more
doaj   +1 more source

Software Development for Simulation of Reformer Furnace [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2006
In recent years, lots of research has been done on effective usage of natural gas; the first step in these processes is conversion of natural gas to Syngas.
Akbar Zamaniyan, Ali Taghi Zoghi
doaj  

Optimization and field application of reservoir stimulation of the Sinian Deng 4 member in the Sichuan Basin

open access: yesNatural Gas Industry B, 2022
The main zone of production of Sinian gas reservoirs in the Sichuan Basin (China) is the Deng 4 member of the Gaoshiti–Moxi structure. In the Deng 4 member, the rock type is mostly dolomite, and the main types of storage space are brecciated ...
Lang Zhou
doaj   +1 more source

Insights Into the Antigenic Repertoire of Unclassified Synaptic Antibodies

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective We sought to characterize the sixth most common finding in our neuroimmunological laboratory practice (tissue assay‐observed unclassified neural antibodies [UNAs]), combining protein microarray and phage immunoprecipitation sequencing (PhIP‐Seq). Methods Patient specimens (258; 133 serums; 125 CSF) meeting UNA criteria were profiled;
Michael Gilligan   +22 more
wiley   +1 more source

Studies on One Step Removal of H2S: Aims and Design Criteria for a Pilot Plant [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 1992
In an attempt ot develop a one step process for the removal of H2S from sour gas, the engineering consideration were dealt with in two steps. In the first step it was attempted to derive the data required for establishing the design criteria for a pilot ...
M. Abedinzadegan   +1 more
doaj  

Evolving artificial intelligence techniques to model the hydrate-based desalination process of produced water

open access: yesJournal of Water Reuse and Desalination, 2019
In this study, two artificial intelligence models based on an adaptive neuro-fuzzy inference system (ANFIS) and a support vector machine (SVM) technique have been successfully developed to predict the desalination efficiency of produced water through a ...
Maryam Sadi   +3 more
doaj   +1 more source

Synthesis of a Multilayer Ceramic Membrane Used for Hydrogen Separation at High Temperature [PDF]

open access: yesJournal of Petroleum Science and Technology, 2011
A multilayer composite ceramic membrane was prepared by depositing a nano-scale layer of SiO2 on top of a modified porous alumina support by chemical vapor deposition (CVD) method.
M. Amanipour   +3 more
doaj   +1 more source

Enhancing Corrosion Resistance and Mechanical Strength of 3D‐Printed Iron Polylactic Acid for Marine Applications via Laser Surface Texturing

open access: yesAdvanced Engineering Materials, EarlyView.
Laser surface texturing significantly improves the corrosion resistance and mechanical strength of 3D‐printed iron polylactic acid (Ir‐PLA) for marine applications. Optimal laser parameters reduce corrosion by 80% and enhance tensile strength by 25% and ductility by 15%.
Mohammad Rezayat   +6 more
wiley   +1 more source

Characteristics and controlling factors of carbonate shoal reservoirs in the lower Triassic Feixianguan Formation, Kaijiang-Liangping Trough, Northeast Sichuan Basin, China

open access: yesJournal of Petroleum Exploration and Production Technology
In recent years, the platform margin of the Kaijiang-Liangping Trough in northeastern Sichuan Basin has become a key exploration target for the Feixianguan Formation oolitic shoal gas reservoirs.
Bin Wu   +6 more
doaj   +1 more source

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