Results 11 to 20 of about 103,133 (267)

Algebraic and geometric structures inside the Birkhoff polytope [PDF]

open access: yesJ. Math. Phys. 63, 012202 (2022), 2021
The Birkhoff polytope $\mathcal{B}_d$ consisting of all bistochastic matrices of order $d$ assists researchers from many areas, including combinatorics, statistical physics and quantum information. Its subset $\mathcal{U}_d$ of unistochastic matrices, determined by squared moduli of unitary matrices, is of a particular importance for quantum theory as ...
arxiv   +1 more source

On a minimum set of equations for parameterisations in comprehensive ocean circulation models [PDF]

open access: yes, 2021
The complexity of comprehensive ocean models poses an important question for parameterisations: is there a minimum set of equations that should be parameterised, on the one hand, to reduce the development to a minimum, and, on the other hand, to ensure an accurate representation of large-scale flow patterns?
arxiv   +1 more source

Target Flow-Pressure Operating Range for Designing a Failing Fontan Cavopulmonary Support Device [PDF]

open access: yes, 2019
Fontan operation as the current standard of care for the palliation of single ventricle defects results in significant late complications. Using a mechanical circulatory device for the right circulation to serve the function of the missing subpulmonary ventricle could potentially stabilize the failing Fontan circulation.
arxiv   +1 more source

Extracorporeal Assist Circulation for Heart Failure

open access: yesCirculation Journal, 2009
Acute cardiogenic shock has a high mortality and rescue with mechanical circulatory support remains the only means of survival in most cases. Over the past decade, an increasing number of assist devices have been developed for both temporary and long-term circulatory support.
Shunsuke Saitoh   +2 more
openaire   +4 more sources

Insights into PI3K/AKT signaling in B cell development and chronic lymphocytic leukemia

open access: yesFEBS Letters, EarlyView.
This Review explores how the phosphoinositide 3‐kinase and protein kinase B pathway shapes B cell development and drives chronic lymphocytic leukemia, a common blood cancer. It examines how signaling levels affect disease progression, addresses treatment challenges, and introduces novel experimental strategies to improve therapies and patient outcomes.
Maike Buchner
wiley   +1 more source

The power of microRNA regulation—insights into immunity and metabolism

open access: yesFEBS Letters, EarlyView.
MicroRNAs are emerging as crucial regulators at the intersection of metabolism and immunity. This review examines how miRNAs coordinate glucose and lipid metabolism while simultaneously modulating T‐cell development and immune responses. Moreover, it highlights how cutting‐edge artificial intelligence applications can identify miRNA biomarkers ...
Stefania Oliveto   +2 more
wiley   +1 more source

Identification of novel small molecule inhibitors of ETS transcription factors

open access: yesFEBS Letters, EarlyView.
ETS transcription factors play an essential role in tumourigenesis and are indispensable for sprouting angiogenesis, a hallmark of cancer, which fuels tumour expansion and dissemination. Thus, targeting ETS transcription factor function could represent an effective, multifaceted strategy to block tumour growth. The evolutionarily conserved E‐Twenty‐Six
Shaima Abdalla   +9 more
wiley   +1 more source

Drag effect and topological complexes in strongly interacting two-component lattice superfluids [PDF]

open access: yes, 2005
The mutual drag in strongly interacting two-component superfluids in optical lattices is discussed. Two competing drag mechanisms are the vacancy-assisted motion and proximity to the quasi-molecular state, in which an integer number $q$ of atoms (or holes) of one component might be bound to one atom (or hole) of the other component.
arxiv   +1 more source

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