Results 11 to 20 of about 8,869 (179)

HTR for Greek Historical Handwritten Documents [PDF]

open access: yesJournal of Imaging, 2021
Offline handwritten text recognition (HTR) for historical documents aims for effective transcription by addressing challenges that originate from the low quality of manuscripts under study as well as from several particularities which are related to the historical period of writing.
Lazaros Tsochatzidis   +3 more
openaire   +3 more sources

Investigations of Graphite Particle Interaction with Metallic Surfaces

open access: yesMetals, 2020
Previous studies on the safety of gas-cooled high-temperature reactors (HTR) have analyzed the corrosion and oxidation behavior of the primary circuit components under normal and accident conditions.
Andreas Andris   +4 more
doaj   +1 more source

Numerical modelling of modular high-temperature gas-cooled reactors with thorium fuel

open access: yesNukleonika, 2021
The volumetric homogenization method for the simplified modelling of modular high-temperature gas-cooled reactor core with thorium-uranium fuel is presented in the paper. The method significantly reduces the complexity of the 3D numerical model.
Oettingen Mikołaj, Cetnar Jerzy
doaj   +1 more source

Viral and cellular telomerase RNAs possess host-specific anti-apoptotic functions

open access: yesMicrobiology Spectrum, 2023
Human telomerase RNA (hTR) is overexpressed in many cancers and protects T cells from apoptosis in a telomerase-independent manner. The most prevalent cancer in the animal kingdom is caused by the highly oncogenic herpesvirus Marek’s disease virus (MDV).
Ahmed Kheimar   +6 more
doaj   +1 more source

Hyperfunction of muscarinic receptor maintains long-term memory in 5-HT4 receptor knock-out mice. [PDF]

open access: yesPLoS ONE, 2010
Patients suffering from dementia of Alzheimer's type express less serotonin 4 receptors (5-HTR(4)), but whether an absence of these receptors modifies learning and memory is unexplored.
Luis Segu   +9 more
doaj   +1 more source

Spectrum of hemolytic transfusion reactions from tertiary cancer center over a 1-year period

open access: yesGlobal Journal of Transfusion Medicine, 2023
Background and Objectives: Acute hemolytic transfusion reactions (HTRs) one of the serious adverse events manifesting within 24 h of blood transfusion. To review the adverse transfusion reactions in our cancer center over a 1-year period, especially HTR ...
Valathuparambil Jalaludheen Fathima   +2 more
doaj   +1 more source

Mono(2-Ethylhexyl) Phthalate Induces Inflammatory and Angiogenic Alterations Mediated by the PI3K/AKT Pathway in HTR-8/SVneo Trophoblastic Cells. [PDF]

open access: yesEnviron Toxicol
ABSTRACT Exposure to mono(2‐ethylhexyl) phthalate (MEHP) during pregnancy has been associated with adverse pregnancy and birth outcomes characterized by extravillous trophoblast (EVT) abnormal function. Previous reports have suggested that MEHP can activate the PI3K/AKT pathway in EVT cells, a pathway known to regulate inflammation and angiogenesis in ...
Martínez-Razo LD   +5 more
europepmc   +2 more sources

Loss of Human TGS1 Hypermethylase Promotes Increased Telomerase RNA and Telomere Elongation

open access: yesCell Reports, 2020
Summary: Biogenesis of the human telomerase RNA (hTR) involves a complex series of posttranscriptional modifications, including hypermethylation of the 5′ mono-methylguanosine cap to a tri-methylguanosine cap (TMG). How the TMG cap affects hTR maturation
Lu Chen   +10 more
doaj   +1 more source

Imaging of Telomerase RNA by Single-Molecule Inexpensive FISH Combined with Immunofluorescence

open access: yesSTAR Protocols, 2020
Summary: Fluorescent in situ hybridization (FISH) on the RNA moiety of human telomerase (hTR) with 50-mer probes detects hTR RNA accumulated in Cajal bodies.
Emmanuelle Querido   +2 more
doaj   +1 more source

Study on Unbalanced Magnetic Pulling Analysis and Its Control Method for Primary Helium Circulator of High-Temperature Gas-Cooled Reactor

open access: yesEnergies, 2019
In addition to providing an extremely clean environment for primary loop of high-temperature gas-cooled reactor (HTR), the primary helium circulator (PHC) using electromagnetic levitation technology also provides an effective means for vibration control.
Yangbo Zheng   +4 more
doaj   +1 more source

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