Results 101 to 110 of about 3,648 (209)

First United States Experience With Focal Pulsed‐Field Ablation Using the FARAPOINT Catheter for Refractory Ventricular Tachycardia

open access: yesJournal of Cardiovascular Electrophysiology, EarlyView.
ABSTRACT Background Drug‐refractory ventricular tachycardia (VT) after failed radiofrequency (RF) ablation remains a clinical challenge. Pulsed‐field ablation (PFA) is expanding to ventricular applications, but United States experience with focal pulsed‐field‐only catheters in VT is sparse, and pulsed‐field platforms are not equivalent across ...
Jorge L. Reyes   +3 more
wiley   +1 more source

Multipolar World at the End of the First Decade of the 21st Century: How about Europe?

open access: yesCentral European Journal of Public Policy, 2011
It seems that the world is now heading towards a system of multipolarity in which the United States will have to share power with a number of quickly rising powers.
Gunilla Herolf
doaj  

Reshaping Europe In A Multipolar World: Can The EU Rise To The Challenge? [PDF]

open access: yesCentral European Journal of International & Security Studies, 2011
Globalisation and the emergence of economic players such as Brazil, Russia, India and China (BRIC) have led to predictions that US hegemony will quickly decline as a new world order emerges.
Dean Carroll
doaj  

Learning Curve of Pentaspline Pulsed‐Field Ablation With Posterior Wall Isolation for Persistent Atrial Fibrillation

open access: yesJournal of Cardiovascular Electrophysiology, EarlyView.
ABSTRACT Background Pentaspline pulsed‐field ablation (PFA) has emerged as a novel modality for pulmonary vein isolation (PVI) and posterior wall isolation (PWI) in persistent atrial fibrillation (AF). However, the learning curve associated with combined PVI + PWI and the contribution of anatomical factors to acute lesion completeness remain ...
Atsuhiko Yagishita   +5 more
wiley   +1 more source

Pan‐Europe Revisited: Inter‐War Debates and the EU's Pursuit of Geopolitical Power

open access: yesJCMS: Journal of Common Market Studies, EarlyView.
ABSTRACT The European Union's (EU) transformation from a peace project to an assertive geopolitical actor reflects enduring tensions in integration theory dating back to the inter‐war period. This paper develops a comparative framework distinguishing territorial integration logic, which emphasises bounded political communities and collective defence ...
Kamil Zwolski
wiley   +1 more source

Polarity of the International System: Shift to Multipolarity

open access: yes
Alyssa Granato’s essay explores the evolving structure of global power, arguing that the international system is shifting from unipolarity—dominated by the United States—toward multipolarity, with China and Russia emerging as formidable global actors ...
Granato, Alyssa
core  

The ‘Geopolitical Commission’: 40 Years in the Making?

open access: yesJCMS: Journal of Common Market Studies, EarlyView.
Abstract In 2019, European Commission President Ursula von der Leyen promised MEPs she would deliver a ‘Geopolitical Commission’ during the five years of her term in office, unbeknown that the COVID‐19 pandemic and the Russian invasion of Ukraine were around the corner.
Robert Kissack
wiley   +1 more source

Neurotrophic extracellular matrix proteins promote neuronal and iPSC astrocyte progenitor cell‐ and nano‐scale process extension for neural repair applications

open access: yesJournal of Anatomy, Volume 246, Issue 4, Page 585-601, April 2025.
The extracellular matrix plays a critical role in modulating cell behaviour in the central nervous system influencing neural cell morphology and growth. However, a better understanding of the impact of individual matrix proteins on both neurons and astrocytes is critical for advancing the development of matrix‐based neural repair strategies.
Cian O'Connor   +9 more
wiley   +1 more source

Lower density of calretinin‐immunopositive neurons in the putamen of subjects with schizophrenia

open access: yesJournal of Anatomy, Volume 246, Issue 4, Page 505-516, April 2025.
Recent neuroimaging and histological studies highlight the striatum as a key area involved in SCH, but the specific impairment of neuronal subtypes in subcortical structures is not fully understood. This study is the first detailed investigation of neuroanatomical changes in the putamen in SCH, specifically examining the density of calretinin ...
Paz Kelmer   +4 more
wiley   +1 more source

Cosmopolitics or Multipolarity?

open access: yesRedescriptions, 2005
Chantal Mouffe
doaj   +1 more source

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