Results 31 to 40 of about 8,962 (265)

Are Zeno’s Arguments Unsound Paradoxes?

open access: yesPeitho, 2013
Zeno’s arguments are generally regarded as ingenious but downright unsound paradoxes, worth of attention mainly to disclose why they go wrong or, alternatively, to recognise them as clever, even if crude, anticipations of modern views on the space, the ...
Guido Calenda
doaj   +1 more source

A retrospective look at the reality of contemporary public management in the optics of a paradox, dilemma and recommendations of solutions

open access: yesJournal of Modern Science, 2021
Objectives The aims of the article focus on an evolutionary and retrospective look at the reality of contemporary public management in Poland in the second decade of the 21st century and considering the reality of public management in the convention of ...
Bogdan Nogalski   +2 more
doaj   +1 more source

Valosin‐containing protein counteracts ATP‐driven dissolution of FUS condensates through its ATPase activity in vitro

open access: yesFEBS Letters, EarlyView.
Biomolecular condensates formed by fused in sarcoma (FUS) are dissolved by high ATP concentrations yet persist in cells. Using a reconstituted system, we demonstrate that valosin‐containing protein (VCP), an AAA+ ATPase, counteracts ATP‐driven dissolution of FUS condensates through its D2 ATPase activity.
Hitomi Kimura   +2 more
wiley   +1 more source

Unveiling paradoxes: navigating SMEs readiness in the post-pandemic normality

open access: yesCogent Business & Management
This paper centers on the challenges posed by the pandemic crisis, examining the crucial organizational and strategic alignments, as well as the inherent paradoxes that are pivotal in nurturing competitiveness within the changed post-pandemic business ...
Rafael Castro, António Carrizo Moreira
doaj   +1 more source

In vitro models of cancer‐associated fibroblast heterogeneity uncover subtype‐specific effects of CRISPR perturbations

open access: yesMolecular Oncology, EarlyView.
Development of therapies targeting cancer‐associated fibroblasts (CAFs) necessitates preclinical model systems that faithfully represent CAF–tumor biology. We established an in vitro coculture system of patient‐derived pancreatic CAFs and tumor cell lines and demonstrated its recapitulation of primary CAF–tumor biology with single‐cell transcriptomics ...
Elysia Saputra   +10 more
wiley   +1 more source

Paradoxes of Nurse Training in the Context of the 70th Anniversary of Reanimatology

open access: yesОбщая реаниматология, 2006
Objective: To assess the professional education of nurses in the context of development of Russian reanimatology.Materials and methods. The official curriculums of nurse training over 70 years of Russian reanimatology were comparatively analyzed.Results.
A. I. Levshankov
doaj   +1 more source

Peroxidasin enables melanoma immune escape by inhibiting natural killer cell cytotoxicity

open access: yesMolecular Oncology, EarlyView.
Peroxidasin (PXDN) is secreted by melanoma cells and binds the NK cell receptor NKG2D, thereby suppressing NK cell activation and cytotoxicity. PXDN depletion restores NKG2D signaling and enables effective NK cell–mediated melanoma killing. These findings identify PXDN as a previously unrecognized immune evasion factor and a potential target to improve
Hsu‐Min Sung   +17 more
wiley   +1 more source

The logical challenge of negative theology

open access: yesStudies in Logic, Grammar and Rhetoric, 2018
In this paper I present four interpretations of so-called negative theology and provide a number of attempts to model this theory within a formal system. Unfortunately, all of them fail in some manner.
Urbańczyk Piotr
doaj   +1 more source

Paradoxical Behavior of Oncogenes Undermines the Somatic Mutation Theory

open access: yesBiomolecules, 2022
The currently accepted theory on the influence of DNA mutations on carcinogenesis (the Somatic Mutation Theory, SMT) is facing an increasing number of controversial results that undermine the explanatory power of mutated genes considered as “causative ...
Noemi Monti   +5 more
doaj   +1 more source

Dammarenediol II enhances etoposide‐induced apoptosis by targeting O‐GlcNAc transferase and Akt/GSK3β/mTOR signaling in liver cancer

open access: yesMolecular Oncology, EarlyView.
Etoposide induces DNA damage, activating p53‐dependent apoptosis via caspase‐3/7, which cleaves PARP1. Dammarenediol II enhances this apoptotic pathway by suppressing O‐GlcNAc transferase activity, further decreasing O‐GlcNAcylation. The reduction in O‐GlcNAc levels boosts p53‐driven apoptosis and influences the Akt/GSK3β/mTOR signaling pathway ...
Jaehoon Lee   +8 more
wiley   +1 more source

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