Results 41 to 50 of about 61,953 (261)

Performance analysis and design of loitering munitions: A comprehensive technical survey of recent developments

open access: yesDefence Technology, 2022
Loitering munitions are increasingly used in armed conflicts. An extensive database of loitering munitions is developed based on information available in the public domain.
Mark Voskuijl
doaj   +1 more source

pH‐mediated activation of the lysosomal arginine sensor SLC38A9

open access: yesFEBS Letters, EarlyView.
Cells monitor nutrient levels via the lysosomal transporter SLC38A9 to activate the mechanistic target of rapamycin complex 1 (mTORC1). This study reveals that SLC38A9 function is regulated by pH. We identified histidine 544 as a critical pH sensor that undergoes conformational changes to control amino acid efflux from lysosomes; therefore, it ...
Xuelang Mu, Ampon Sae Her, Tamir Gonen
wiley   +1 more source

Integrating Fuzzy Decisioning Models With Relational Database Constructs

open access: yes, 2016
Human learning and classification is a nebulous area in computer science. Classic decisioning problems can be solved given enough time and computational power, but discrete algorithms cannot easily solve fuzzy problems. Fuzzy decisioning can resolve more
Durham, Erin-Elizabeth A
core   +1 more source

Detecting Ambiguity in Prioritized Database Repairing [PDF]

open access: yes, 2017
In its traditional definition, a repair of an inconsistent database is a consistent database that differs from the inconsistent one in a "minimal way." Often, repairs are not equally legitimate, as it is desired to prefer one over another; for example ...
Peterfreund, Liat   +2 more
core   +1 more source

Medicalisation of Birth in Transylvania in the Second Half of the 19th Century. A Subject to be Investigated

open access: yesHistorical Life Course Studies, 2021
The role played by midwives during modernity deserves increased attention. Ethnic and confessional minorities often displayed starkly different patterns in the selection of these instrumental figures. More than that, the differences between the official
Luminiţa Dumănescu, Ioan Bolovan
doaj   +1 more source

COMP–PMEPA1 axis promotes epithelial‐to‐mesenchymal transition in breast cancer cells

open access: yesMolecular Oncology, EarlyView.
This study reveals that cartilage oligomeric matrix protein (COMP) promotes epithelial‐to‐mesenchymal transition (EMT) in breast cancer. We identify PMEPA1 (protein TMEPAI) as a novel COMP‐binding partner that mediates EMT via binding to the TSP domains of COMP, establishing the COMP–PMEPA1 axis as a key EMT driver in breast cancer.
Konstantinos S. Papadakos   +6 more
wiley   +1 more source

CLASSIFICATION OF LOGICAL DATA MODELS IMPLEMENTED BY CONTEMPORARY DBMS

open access: yesCifra: Информационные технологии и телекоммуникации
Apart from relational model, many contemporary DBMS implement different data models, including extensions of relational ones. Most of DBMS implement also multiple data models, and are so called “multi-model”.
Tarassov S.
doaj   +1 more source

Providing Sustainable Supply Chain Agility Model in the Brick Industry of Isfahan province [PDF]

open access: yesمدیریت صنعتی, 2018
Objective: Today, manufacturing companies must pay attention to environmental and social issues throughout the supply chain in order to survive. Many efforts have been made to examine the sustainable supply chain, but the agility of sustainable supply ...
Farhad Farhadi   +3 more
doaj   +1 more source

Pre‐analytical optimization of cell‐free DNA and extracellular vesicle‐derived DNA for mutation detection in liquid biopsies

open access: yesMolecular Oncology, EarlyView.
Pre‐analytical handling critically determines liquid biopsy performance. This study defines practical best‐practice conditions for cell‐free DNA (cfDNA) and extracellular vesicle–derived DNA (evDNA), showing how processing time, storage conditions, tube type, and plasma input volume affect DNA integrity and mutation detection.
Jonas Dohmen   +11 more
wiley   +1 more source

A logic programming e-learning tool for teaching database dependency theory [PDF]

open access: yes, 2004
In this paper, we describe an "intelligent" tool for helping to teach the principles of database design. The software that we present uses PROLOG to implement a teaching tool with which students can explore the concepts of dependency theory, and the ...
Douglas, P., Barker, S.
core  

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