Results 51 to 60 of about 14,610 (258)

Subthreshold Periodic Signal Detection by Bounded Noise-Induced Resonance in the FitzHugh–Nagumo Neuron

open access: yesComplexity, 2018
Neurons can detect weak target signals from complex background signals through stochastic resonance (SR) and vibrational resonance (VR) mechanisms.
Yuangen Yao   +6 more
doaj   +1 more source

Weak Localization of Light in Superdiffusive Random Systems [PDF]

open access: yesPhysical Review Letters, 2012
Lévy flights constitute a broad class of random walks that occur in many fields of research, from animal foraging in biology, to economy to geophysics. The recent advent of Lévy glasses allows to study Lévy flights in controlled way using light waves.
M. Burresi   +5 more
openaire   +6 more sources

Discerning protein pools by selective staining with self‐labeling tags

open access: yesFEBS Letters, EarlyView.
Cell surface proteins have an intra‐ and extracellular pool. Combining genetic fusion to self‐labeling tags that can be addressed with small molecule fluorophores allows separating these pools. We highlight recent developments and techniques for state‐of‐the‐art interrogation of cell surface proteins in the complex tissue setting.
Kati Fischermanns, Johannes Broichhagen
wiley   +1 more source

Golgi enzymes are retrieved from the plasma membrane to the trans‐Golgi network

open access: yesFEBS Letters, EarlyView.
Golgi enzymes are traditionally considered resident proteins retained within the Golgi apparatus. Here, we demonstrate that a subset transiently reaches the cell surface and is subsequently retrieved to the trans‐Golgi network via retrograde transport. Using a nanobody‐based toolkit, we uncover a dynamic trafficking cycle of several Golgi enzymes.
Dominik P. Buser, Tina Junne
wiley   +1 more source

Keratin 19 as a prognostic marker and contributing factor of metastasis and chemoresistance in high‐grade serous ovarian cancer

open access: yesMolecular Oncology, EarlyView.
Keratin 19 (KRT19) is overexpressed in high‐grade serous ovarian cancer with high levels of Kallikrein‐related peptidases (KLK) 4–7 and is associated with poor survival. In vivo analyses demonstrate that elevated KRT19 increases peritoneal tumour burden.
Sophia Bielesch   +13 more
wiley   +1 more source

Weak Bernoullicity of random walk in random scenery

open access: yesJapanese journal of mathematics. New series, 2003
Summary: We consider an arbitrary irreducible random walk and an arbitrary stationary and ergodic random scenery on \(\mathbb{Z}^d\). We find conditions on their distributions such that the associated random walk in random scenery is or is not weak Bernoulli.
Hollander, den, W.Th.F.   +3 more
openaire   +8 more sources

A general product measurability theorem with applications to variational inequalities

open access: yesElectronic Journal of Differential Equations, 2016
This work establishes the existence of measurable weak solutions to evolution problems with randomness by proving and applying a novel theorem on product measurability of limits of sequences of functions.
Kenneth L. Kuttler, Ji Li, Meir Shillor
doaj  

Enhanced stability method for offshore islanded wind-PV-battery microgrid based on capacitor voltage feedforward

open access: yesZhongguo Jianchuan Yanjiu
ObjectivesAs the capacity of independent wind-photovoltaic (PV)-battery microgrid systems on offshore platforms is small, and the intermittent power generation of new energy and load surge (bilateral randomness) have a significant impact on the stable ...
Chenghan LUO   +3 more
doaj   +1 more source

Weak Convergence for Reversible Random Walks in a Random Environment

open access: yesThe Annals of Probability, 1993
A general framework for obtaining central limit theorems for random walks in a random environment is described by \textit{S. M. Kozlov} [Russ. Math. Surv. 40, No. 2, 73-145 (1985); translation from Usp. Mat. Nauk 40, No. 2(242), 61-120 (1985; Zbl 0592.60054)]. In this paper the two-dimensional case is considered.
openaire   +2 more sources

A novel quinazolinone insulin receptor inhibitor and its synergy with an EGFR inhibitor in glucose‐driven glioblastoma

open access: yesMolecular Oncology, EarlyView.
The novel styrylquinazolinone‐based molecule W1B effectively suppresses glioblastoma by inhibiting IGF1R and EGFR. In high‐glucose microenvironments driving tumor resistance, W1B acts synergistically with the EGFR inhibitor dacomitinib. This combination safely blocks compensatory survival signaling in zebrafish xenograft models. Showcasing promising in
Patryk Rurka   +9 more
wiley   +1 more source

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