Results 61 to 70 of about 1,128,663 (304)

Cancer cell‐intrinsic type 1 interferon: production, signaling, and outcomes within sex‐biased, female malignancies

open access: yesMolecular Oncology, EarlyView.
The cell‐autonomous roles of interferon type 1 vary based on duration and intensity. While acute, robust signaling results in cancer cell cytotoxic effects, sustained, low‐level signaling is associated with tumor‐promoting effects. This review summarizes current research of IFN‐1 in cancer and within the clinical setting, with an emphasis on female ...
Ashlyn Conant   +7 more
wiley   +1 more source

Modeling Almost Periodicity in Point Processes [PDF]

open access: yes, 2010
We propose a model for the analysis of non-stationary point processes with almost periodic rate of occurrence. The model deals with the arrivals of events which are unequally spaced and show a pattern of periodicity or almost periodicity, such as the ...
Shao, Nan
core  

Almost-periodic solution for BAM neural networks [PDF]

open access: yesSurveys in Mathematics and its Applications, 2009
In this paper, we study the existence and uniqueness solution and investigate the conditions that make it almost-periodic solution for BAM neural networks with retarded delays.
Hamid A. Jalab, Rabha W. Ibrahim
doaj  

Combined 5‐aminolevulinic acid and ferric ammonium citrate treatment promotes hair follicle growth by activating dermal papilla cells

open access: yesFEBS Open Bio, EarlyView.
5‐Aminolevulinic acid combined with ferric ammonium citrate (5‐ALA/FAC) stimulates dermal papilla cell activity and promotes hair follicle growth. The treatment enhances ERK and AKT signaling, increases hair‐inductive gene expression, and restores dermal papilla function suppressed by dihydrotestosterone and oxidative stress, resulting in enhanced hair
Han‐Wook Ryu, Eok‐Soo Oh, Sewoon Kim
wiley   +1 more source

Stability and Almost Periodicity of Trajectories of Periodic Processes [PDF]

open access: yes, 1995
We prove that if the monodromy operator V of a linear periodic process U(t, τ) in a Banach space E is power-bounded, has countable peripheral spectrum, and if its peripheral point spectrum satisfies a certain natural and simple duality condition (which ...
Phong, V.Q.
core   +1 more source

Dynamical behavior of a general non-autonomous dynamical system

open access: yesApplied General Topology
In this work, we investigate dynamical notions such as minimality, almost periodicity, equicontinuity, transitivity, proximality and periodicity for a general non-autonomous dynamical system.
Sushmita Yadav, Puneet Sharma
doaj   +1 more source

Remotely Almost Periodic Solutions of Ordinary Differential Equations

open access: yesJournal of Mathematics, 2021
In this paper, we analyze the existence and uniqueness of remotely almost periodic solutions for systems of ordinary differential equations. The existence and uniqueness of remotely almost periodic solutions are achieved by using the results about the ...
C. Maulén   +3 more
doaj   +1 more source

Existence and Stability of Almost Periodic Solutions in Almost Periodic Systems

open access: yesPublications of the Research Institute for Mathematical Sciences, 1976
where x$ are real, k is a positive integer and a^(f) are almost periodic functions of t. Under some conditions on ##(£), Theorem 1 shows that the trivial solution of the first approximation of system (1-1) is uniformly asymptotically stable in a subspace IT of R (see Definition 2) .
openaire   +2 more sources

Identifying transcription factors controlling the basal expression of human MRP4 highlights a substantial role for Sp1

open access: yesFEBS Open Bio, EarlyView.
The MRP4 transporter exports several drugs and signaling molecules. Here, we identified key promoter elements regulating basal MRP4 expression. Using reporter assays, we defined a conserved region with essential Sp1 and contributory Ets sites, which controlled basal MRP4 expression.
Debora Singer   +7 more
wiley   +1 more source

Discontinuous generalized double-almost-periodic functions on almost-complete-closed time scales

open access: yesBoundary Value Problems, 2019
In this paper, we introduce the concept of almost-complete-closed time scales (ACCTS) that allows independent variables of functions to possess almost-periodicity under translations.
Chao Wang   +3 more
doaj   +1 more source

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