Results 21 to 30 of about 277,472 (265)

Knock, knock, knocking on Europe’s door: Threat of leishmaniasis in Europe with a focus on Turkey

open access: yesCurrent Research in Parasitology and Vector-Borne Diseases, 2023
Leishmaniasis epidemiology is currently undergoing substantial transformations in both Turkey and Europe, signifying potential implications for public health.
Varol Tunalı, Ahmet Özbilgin
doaj   +1 more source

CHOOSING AND SUBSTANTIATION OF COMPRESSION RATIO OF THE GAS ENGINE CONVERTED ON THE BASIS OF THE 4ДТНА1 DIEL ENGINE [PDF]

open access: yesAvtomobilʹnyj Transport (Harʹkov), 2014
The method of compression ratio choosing in spark ignition gas ICE has been described. The results of calculation to choose the compression ratio in the gas engine 4ГЧН8,8/8,2 have been shown.
F. Abramchuk   +3 more
doaj  

Sexual Dimorphism in Balance and Coordination in p75NTRexonIII Knock-Out Mice

open access: yesFrontiers in Behavioral Neuroscience, 2022
The p75 neurotrophin receptor (p75NTR) is implicated in various biological functions during development and adulthood. Several animal models have been developed to identify the roles of p75NTR in vivo and in vitro. P75NTRExonIII knock-out mice are widely
Mahdi Abbasian   +2 more
doaj   +1 more source

Effect of fuel-air mixture dilution on knock intensity (2nd report: Auto-ignition conditions in end gas preventing intense pressure oscillation)

open access: yesNihon Kikai Gakkai ronbunshu, 2017
This paper studies the condition of reducing knock intensity which is the pressure oscillation initiated by auto-ignition of the end gas. The knock intensity is thought to be decreased by suppressing the reaction rate of auto-ignition. In this study, the
Mitsuaki OHTOMO   +3 more
doaj   +1 more source

Numerical Simulation of Knock Combustion in a Downsizing Turbocharged Gasoline Direct Injection Engine

open access: yesApplied Sciences, 2019
Engine knock has become the prime barrier to significantly improve power density and efficiency of the engines. To further look into the essence of the abnormal combustion, this work studies the working processes of normal combustion and knock combustion
Xi Wang   +4 more
doaj   +1 more source

Efficient biallelic knock-in in mouse embryonic stem cells by in vivo-linearization of donor and transient inhibition of DNA polymerase θ/DNA-PK

open access: yesScientific Reports, 2021
CRISPR/Cas9-mediated homology-directed repair (HDR) is used for error-free targeted knock-in of foreign donor DNA. However, the low efficiency of HDR-mediated knock-in hinders establishment of knock-in clones.
Daisuke Arai, Yoichi Nakao
doaj   +1 more source

Octane-on-Demand Concept: An Analysis Regarding Combustion Process Properties in Spark Ignition Engine

open access: yesEnergies
The insufficient octane ratings of commercial fuels limit the efficiency of spark-ignition (SI) engines and worsens emissions due to knock. One alternative approach to mitigate this phenomenon is the Octane-on-Demand (OOD) concept, which adjusts fuel ...
Jarosław Jaworski   +6 more
doaj   +1 more source

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Structural insights and therapeutic targets in Acinetobacter baumannii capsule biosynthesis

open access: yesFEBS Letters, EarlyView.
Hypervirulent KL49 A. baumannii's capsular polysaccharide contains the nonulosonic acid 8‐epi‐Leg5,7Ac2, synthesized by epimerization via ElaA, ElaB, and ElaC. Crystal structures of ElaA, ElaB, and ElaC reveal their role in CMP‐Leg5,7Ac2 synthesis and regioselective C8 epimerization.
Woo Cheol Lee   +7 more
wiley   +1 more source

Three phosphatase families form a community: The phosphohydrolases that act upon inositol pyrophosphates

open access: yesFEBS Letters, EarlyView.
Inositol pyrophosphates are energy‐rich signaling molecules that perform critical functions in cells. Three different families of phosphatases hydrolyze the β phosphate of the inositol pyrophosphate molecules: two have narrow specificities and one is promiscuous.
Ronda J. Rolfes
wiley   +1 more source

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