Results 51 to 60 of about 4,480,263 (341)

Civic Service Worldwide: Defining a Field, Building a Knowledge Base. [PDF]

open access: yes, 2004
In this article, the authors summarize results of a global assessment of civic service. Searching by country and using information from organizational memberships, publications, and the Internet, 210 civic service programs were identified in 57 ...
Amanda Moore McBride   +3 more
core   +1 more source

B cell mechanobiology in health and disease: emerging techniques and insights into therapeutic responses

open access: yesFEBS Letters, EarlyView.
B cells sense external mechanical forces and convert them into biochemical signals through mechanotransduction. Understanding how malignant B cells respond to physical stimuli represents a groundbreaking area of research. This review examines the key mechano‐related molecules and pathways in B lymphocytes, highlights the most relevant techniques to ...
Marta Sampietro   +2 more
wiley   +1 more source

Toward a Knowledge-Based System for African Traditional Herbal Medicine: A Design Science Research Approach

open access: yesFrontiers in Artificial Intelligence, 2022
This article illustrates a design approach for capturing, storing, indexing, and search of African traditional herbal medicine (ATHMed) framed on a hybrid-based knowledge model for efficient preservation and retrieval.
Samuel Nii Odoi Devine   +2 more
doaj   +1 more source

Hypercomplex Knowledge in a Knowledge-Based Economy

open access: yesEconomic Research-Ekonomska Istraživanja, 2012
The paper provides a definition of hypercomplexity and hypercomplex knowledge in knowledge-based economies and proves the hypothesis that development, application and expansion of new technological achievements have a direct impact on a country's economic growth.
openaire   +4 more sources

Evolutionary interplay between viruses and R‐loops

open access: yesFEBS Letters, EarlyView.
Viruses interact with specialized nucleic acid structures called R‐loops to influence host transcription, epigenetic states, latency, and immune evasion. This Perspective examines the roles of R‐loops in viral replication, integration, and silencing, and how viruses co‐opt or avoid these structures.
Zsolt Karányi   +4 more
wiley   +1 more source

Demand-Weighted Completeness Prediction for a Knowledge Base

open access: yes, 2018
In this paper we introduce the notion of Demand-Weighted Completeness, allowing estimation of the completeness of a knowledge base with respect to how it is used.
Gurdasani, Amit   +3 more
core   +1 more source

Single‐cell insights into the role of T cells in B‐cell malignancies

open access: yesFEBS Letters, EarlyView.
Single‐cell technologies have transformed our understanding of T cell–tumor cell interactions in B‐cell malignancies, revealing new T‐cell subsets, functional states, and immune evasion mechanisms. This Review synthesizes these findings, highlighting the roles of T cells in pathogenesis, progression, and therapy response, and underscoring their ...
Laura Llaó‐Cid
wiley   +1 more source

Perception Enhancement and Improving Driving Context Recognition of an Autonomous Vehicle Using UAVs

open access: yesJournal of Sensor and Actuator Networks, 2022
The safety of various road users and vehicle passengers is very important in our increasingly populated roads and highways. To this end, the correct perception of driving conditions is imperative for a driver to react accordingly to a given driving ...
Abderraouf Khezaz   +2 more
doaj   +1 more source

Knowledge structure, knowledge granulation and knowledge distance in a knowledge base [PDF]

open access: yesInternational Journal of Approximate Reasoning, 2009
AbstractOne of the strengths of rough set theory is the fact that an unknown target concept can be approximately characterized by existing knowledge structures in a knowledge base. Knowledge structures in knowledge bases have two categories: complete and incomplete. In this paper, through uniformly expressing these two kinds of knowledge structures, we
Jiye Liang, Yuhua Qian, Chuangyin Dang
openaire   +1 more source

Biological and technical complexities in analyzing extracellular vesicle immune interactions in B‐cell malignancies

open access: yesFEBS Letters, EarlyView.
Extracellular vesicles (EVs) mediate intercellular communication in tumor immune microenvironments. However, their role in B‐cell malignancies remains poorly defined, owing to biological complexity and technical challenges in EV isolation and analysis.
Daniel Bachurski, Michael Hallek
wiley   +1 more source

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