Results 51 to 60 of about 21,413 (265)

De la Homofilia a la Cohesión social y viceversa

open access: yesREDES: Revista Hispana para el Análisis de Redes Sociales, 2011
Este artículo tiene cuatro objetivos articulados. Primero, presentar los contenidos con que, en la literatura ad hoc, se suelen identificar y analizar la Cohesión social y la Homofilia.
Carlos Lozares, Joan Miquel Verd
doaj   +3 more sources

Ad hoc Cloud Computing: From Concept to Realization

open access: yes, 2015
This paper presents the first complete, integrated and end-to-end solution for ad hoc cloud computing environments. Ad hoc clouds harvest resources from existing sporadically available, non-exclusive (i.e. primarily used for some other purpose) and unreliable infrastructures.
McGilvary, Gary Andrew   +2 more
openaire   +2 more sources

Metformin promotes mitochondrial integrity through AMPK‐signaling in Leber's hereditary optic neuropathy

open access: yesFEBS Open Bio, EarlyView.
Metformin mediates mitochondrial quality control in Leber's hereditary optic neuropathy (LHON) fibroblasts carrying mtDNA mutations. At therapeutic levels, metformin activates AMPK signaling to restore mitochondrial dynamics by promoting fusion and restraining fission, while preserving mitochondrial mass, enhancing autophagy/mitophagy and biogenesis ...
Chatnapa Panusatid   +3 more
wiley   +1 more source

Concept of Middleware Services in Mobile Ad-hoc Networks

open access: yesInternational Journal of Computer Applications, 2010
The increasing diffusion of wireless devices suggests novel service deployment scenarios where there are no constraints on device mobility and distributed applications are the result of impromptu collaborations among wireless peers. Mobile adhoc network (MANET) makes it possible to dynamic changes in topology and in the availability of resources from ...
Anil Kumar   +3 more
openaire   +1 more source

Security requirements and solution concepts in vehicular ad hoc networks [PDF]

open access: yes2007 Fourth Annual Conference on Wireless on Demand Network Systems and Services, 2007
Inter-vehicle communication is one of the most challenging research areas for communication in wireless ad hoc and sensor networks. The main benefit of this kind of communication is seen in active safety systems, which aim at increasing passengers' safety by exchanging warning messages between vehicles.
Tim Leinmuller   +2 more
openaire   +1 more source

Evaluation of in vitro toxicity of common phytochemicals included in weight loss supplements using 1H NMR spectroscopy

open access: yesFEBS Open Bio, EarlyView.
We investigated the toxicity of 12 active compounds commonly found in herbal weight loss supplements (WLS) using human liver and colon cell models. Epigallocatechin‐3‐gallate was the only compound showing significant toxicity. Metabolic profiling revealed protein degradation, disrupted energy and lipid metabolism suggesting that the inclusion of EGCG ...
Emily C. Davies   +3 more
wiley   +1 more source

Forms and types of recognition in modern international law

open access: yesRUDN Journal of Law, 2011
On the basis of the analysis of various concepts of a recognition and consideration of the mechanism of action of this institute of recognition in time, generalizations of modern practice the author comes to the conclusion that separate («intermediate ...
Kh M Dzhantaev
doaj  

Pioglitazone plus (−)‐epigallocatechin gallate: a novel approach to enhance osteogenic performance in aged bone marrow mesenchymal stem cells

open access: yesFEBS Open Bio, EarlyView.
Aged human bmMSCs are seeded in the scaffold. Osteoblastic induction can slightly increase cell's bone‐forming activity to produce bone‐like tissues, shown as the sporadic xylenol orange‐stained spots (the lower left image). Notably, pioglitazone plus EGCG co‐treatment dramatically increases cell's bone‐forming activity and bone‐like tissue production (
Ching‐Yun Chen   +6 more
wiley   +1 more source

Semantic and grammatical features of the languages of entrepreneurship practices [PDF]

open access: yesSHS Web of Conferences
Social phenomena in the first stages of their comprehension are investigated using general scientific methods, which are methods of the natural sciences.
Baryshev Aleksey, Kashpur Valeriya
doaj   +1 more source

BMI‐1 modulation and trafficking during M phase in diffuse intrinsic pontine glioma

open access: yesFEBS Open Bio, EarlyView.
The schematic illustrates BMI‐1 phosphorylation during M phase, which triggers its translocation from the nucleus to the cytoplasm. In cycling cells, BMI‐1 functions within the PRC1 complex to mediate H2A K119 monoubiquitination. Following PTC596‐induced M phase arrest, phosphorylated BMI‐1 dissociates from PRC1 and is exported to the cytoplasm via its
Banlanjo Umaru   +6 more
wiley   +1 more source

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