Results 21 to 30 of about 11,041,947 (317)

A Functional K+ Channel from Tetraselmis Virus 1, a Member of the Mimiviridae. [PDF]

open access: yes, 2020
Potassium ion (K) channels have been observed in diverse viruses that infect eukaryotic marine and freshwater algae. However, experimental evidence for functional K channels among these alga-infecting viruses has thus far been restricted to members of ...
Kukovetz K.   +36 more
core   +1 more source

Comprehensive–Comparative study of fracture distal end radius with plating and K-Wire fixation

open access: yesJournal of Orthopaedic Diseases and Traumatology, 2021
Introduction: Distal end radius fracture is a common fracture seen in the routine orthopedic outpatient department. The optimal management of distal radius fractures remains controversial.
Randir Kumar, Nand Kumar, Ashutosh Kumar
doaj   +1 more source

Boosting BOLD fMRI by K-Space density weighted echo planar imaging [PDF]

open access: yes, 2013
Functional magnetic resonance imaging (fMRI) has become a powerful and influential method to non-invasively study neuronal brain activity. For this purpose, the blood oxygenation level-dependent (BOLD) effect is most widely used. T2* weighted echo planar
Andreas J Bartsch   +14 more
core   +1 more source

General Holmstedt’s Formulae for the K-Functional

open access: yesJournal of Function Spaces, 2017
Explicit formulae for the K-functional for the general couple ((A0,A1)Φ0,(A0,A1)Φ1), where (A0,A1) is a compatible couple of quasi-normed spaces, are proved. As a consequence, the corresponding reiteration theorems are derived.
Irshaad Ahmed   +2 more
doaj   +1 more source

k-NN Regression on Functional Data with Incomplete Observations [PDF]

open access: yes, 2018
In this paper we study a general version of regression where each covariate itself is a functional data such as distributions or functions. In real applications, however, typically we do not have direct access to such data; instead only some noisy ...
Sashank J. Reddi (5363975)   +1 more
core   +1 more source

Functional effects of KCNQ K+ channels in airway smooth muscle

open access: yesFrontiers in Physiology, 2013
KCNQ (Kv7) channels underlie a voltage-gated K+ current best known for control of neuronal excitability, and its inhibition by Gq/11-coupled, muscarinic signaling. Studies have indicated expression of KCNQ channels in airway smooth muscle (ASM), a tissue
Alexey I Evseev   +7 more
doaj   +1 more source

K-functional and weighted moduli of smoothness

open access: yesJournal of Approximation Theory, 1990
Les auteurs mettent en évidence des équivalents de la fonctionnelle K, et du module de régularité \(\omega^ r_{\phi}(f,t)_{w,p}\), qui interviennent dans la théorie de l'interpolation, pour des espaces de Sobolev avec poids sur un intervalle de \({\mathbb{R}}\), \(1\leq ...
Ditzian, Z, Totik, V
openaire   +1 more source

Functional Mechanism of Ginsenoside Compound K on Tumor Growth and Metastasis

open access: yesIntegrative Cancer Therapies, 2022
Ginsenosides, as the most important constituents of ginseng, have been extensively investigated in cancer chemoprevention and therapeutics. Among the ginsenosides, Compound K (CK), a rare protopanaxadiol type of ginsenoside, has been most broadly used ...
Jinlong Liu PhD   +8 more
doaj   +1 more source

A Critical Review on Soil Gas Analysis: Modern Technologies and Problems

open access: yesAgronomy
In this review article, the main techniques for spectroscopic studies of gases in field conditions are considered. The issues related to the study of gas emissions from soils and the determination of their concentrations are analysed.
Alexander G. Bannov   +4 more
doaj   +1 more source

On a Functional Equation Associated with (a,k)-Regularized Resolvent Families

open access: yesAbstract and Applied Analysis, 2012
Let a∈Lloc1(ℝ+) and k∈C(ℝ+) be given. In this paper, we study the functional equation R(s)(a*R)(t)-(a*R)(s)R(t)=k(s)(a*R)(t)-k(t)(a*R)(s), for bounded operator valued functions R(t) defined on the positive real line ℝ+.
Carlos Lizama, Felipe Poblete
doaj   +1 more source

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