Results 101 to 110 of about 1,409,166 (297)

Estimating single factor jump diffusion interest rate models [PDF]

open access: yesApplied Financial Economics, 2011
Empirical studies have demonstrated that behaviour of interest rate processes can be better explained if standard diffusion processes are augmented with jumps in the interest rate process. In this article we examine the performance of both linear and nonlinear one-factor Chan–Karolyi–Longstaff–Sanders (CKLS) model in the presence of jumps.
openaire   +1 more source

Directed evolution of enzymes at the crossroads of tradition and innovation

open access: yesFEBS Open Bio, EarlyView.
An iterative cycle of data‐driven enzyme optimization comprising four stages: genetic diversification of a template enzyme, expression of protein variants, high‐throughput evaluation, and machine‐learning‐guided redesign of the next variant library.
Maria Tomkova   +2 more
wiley   +1 more source

decriminalization of community radios in the construction of human rights

open access: yesDerecom, 2023
The community radio stations are media which disseminate  news, discuss about community interests and also diffuse social movements. However the operation of unauthorized community radio in Brazil is seen as a crime.
doaj  

From energy provision to protein synthesis: Tunnelling nanotubes as mediators of intercellular metabolic cooperation in cancer

open access: yesFEBS Open Bio, EarlyView.
The cytoskeleton‐mediated transport of mitochondria via tunnelling nanotubes restores respiration, increases ATP production, rescues cells from apoptosis, activates the AKT/mTOR signalling pathway, promotes cell migration and invasiveness, contributes to cancer progression and treatment resistance.
Stanislava Martínková, Jan Trnka
wiley   +1 more source

Pathways and pitfalls: a qualitative study of student experiences in biomedical science education

open access: yesFEBS Open Bio, EarlyView.
Biomedical science students from underrepresented backgrounds face barriers including financial strain, disrupted laboratory access and cultural exclusion. Peer networks provide vital support when institutional systems are difficult to navigate. To create inclusive learning environments and achieve academic success, educators should blend active, hands‐
Olivia J. Russell   +8 more
wiley   +1 more source

ALGUNAS PRECISIONES EN TORNO A LOS INTERESES SUPRAINDIVIDUALES (COLECTIVOS Y DIFUSOS)

open access: yesRevista Chilena de Derecho, 2006
Se ha entendido que muchos de los problemas que presenta la tutela jurídica del consumidor se reducen al escaso conocimiento o voluntaria ignorancia por parte del legislador de la realidad social en que deben desenvolverse los instrumentos que él mismo ...
Maite Aguirrezabal Grünstein
doaj  

Importin 7 mediates the nuclear import of HIV‐1 integrase via a specific interacting interface

open access: yesFEBS Open Bio, EarlyView.
HIV‐1 integrase enables viral DNA integration into the host genome. By binding to the core domain of the host protein Importin 7 via its C‐terminal domain, the integrase is transported across the nuclear membrane into the nucleus, where integration of the viral genome into host DNA takes place. This translocation is a critical step for subsequent viral
Juana Bana   +5 more
wiley   +1 more source

A new flow chip in combination with multiphoton microscopy as a protocol for longitudinal 3D imaging of tissue calcification under shear stress

open access: yesFEBS Open Bio, EarlyView.
Miniaturized flow chip platform enabling continuous perfusion and longitudinal multiphoton 3D imaging of vascular smooth muscle cell constructs under physiological flow. Brightfield imaging guides region selection, while CellTracker Green and mRuby‐labeled fetuin‐A visualize cells and mineral deposition, respectively. Magnesium supplementation markedly
Vytautas Kučikas   +6 more
wiley   +1 more source

Custom SNSPD for hybrid time-domain diffuse optics

open access: yes
We present a superconducting nanowire single-photon detector (SNSPD) system designed for diffuse optics applications. We describe the specifications of the detectors and we show results from time-domain diffuse correlation spectroscopy and near infrared ...
Caldarola, Martin   +8 more
core   +1 more source

Malformin A1–mediated cytotoxicity in ovarian cancer cells occurs through pyroptosis and autophagy

open access: yesFEBS Open Bio, EarlyView.
This study investigated the effects of the natural compound Malformin A1 (MA1) on the cytoskeleton that regulates cell proliferation and migration. Disruption of the cytoskeleton can impair these processes and promote cancer cell death. MA1 disrupted cytoskeletal organization, induced DNA damage, inflammation, activated autophagy, and pyroptosis ...
Nada Abdullah Hassan   +11 more
wiley   +1 more source

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