Results 91 to 100 of about 11,719,816 (381)

Information-Processing Model of Concept Formation – Is First Language Acquisition Universal?

open access: yesCybernetics and Information Technologies, 2018
The analysis of child’s speech corpora shows that the process of acquisition of English and French displays identical development of children’s expressions when the speech-utterances are presented as Fibonacci-weighted classes of concepts.
Slavova Velina
doaj   +1 more source

A Simulation Study on Multicomponent Lipid Bilayer

open access: yes, 2005
Simulation of a multicomponent lipid bilayer having a fixed percentage of cholesterol is done to study phase transition leading to domain formation.
Anderson   +28 more
core   +1 more source

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

Historical evolution of the concept environment proposed in the Roy adaptation model Evolución histórica del concepto entorno propuesto en el modelo de la adaptación de Roy Evolução histórica do conceito ambiente proposto no modelo da adaptação de Roy

open access: yesRevista Latino-Americana de Enfermagem, 2006
The concern for the development of concepts becomes even more important when we report to its use in Nursing theories, in which some concepts are considered central, such as person, environment, health and nursing.
Marcos Venícios de Oliveira Lopes   +2 more
doaj   +1 more source

A Distributed Merge and Split Algorithm for Fair Cooperation in Wireless Networks

open access: yes, 2008
This paper introduces a novel concept from coalitional game theory which allows the dynamic formation of coalitions among wireless nodes. A simple and distributed merge and split algorithm for coalition formation is constructed. This algorithm is applied
Debbah, Merouane   +3 more
core   +2 more sources

Structural insights into lacto‐N‐biose I recognition by a family 32 carbohydrate‐binding module from Bifidobacterium bifidum

open access: yesFEBS Letters, EarlyView.
Bifidobacterium bifidum establishes symbiosis with infants by metabolizing lacto‐N‐biose I (LNB) from human milk oligosaccharides (HMOs). The extracellular multidomain enzyme LnbB drives this process, releasing LNB via its catalytic glycoside hydrolase family 20 (GH20) lacto‐N‐biosidase domain.
Xinzhe Zhang   +5 more
wiley   +1 more source

“And a door opens”: reflections on conceptual and identity issues on clinical reasoning in occupational therapy

open access: yesCadernos Brasileiros de Terapia Ocupacional, 2019
Introduction: Placing practice in words is an arduous task for occupational therapists by considering the narrative aspects of practice in the complex and multifaceted relationships between human beings and society.
Taís Quevedo Marcolino   +4 more
doaj  

A mission to test the Pioneer anomaly: estimating the main systematic effects [PDF]

open access: yes, 2007
We estimate the main systematic effects relevant in a mission to test and characterize the Pioneer anomaly through the flight formation concept, by launching probing spheres from a mother spacecraft and tracking their motion via laser ranging.Comment: 9 ...
Bertolami O.   +5 more
core   +2 more sources

The Caenorhabditis elegans DPF‐3 and human DPP4 have tripeptidyl peptidase activity

open access: yesFEBS Letters, EarlyView.
The dipeptidyl peptidase IV (DPPIV) family comprises serine proteases classically defined by their ability to remove dipeptides from the N‐termini of substrates, a feature that gave the family its name. Here, we report the discovery of a previously unrecognized tripeptidyl peptidase activity in DPPIV family members from two different species.
Aditya Trivedi, Rajani Kanth Gudipati
wiley   +1 more source

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