Results 61 to 70 of about 2,769,215 (334)

Exponential stability of traveling fronts for a 2D lattice delayed differential equation with global interaction

open access: yesElectronic Journal of Differential Equations, 2013
The purpose of this paper is to study traveling wave fronts of a two-dimensional (2D) lattice delayed differential equation with global interaction. Applying the comparison principle combined with the technical weighted-energy method, we prove that ...
Shi-Liang Wu, Tian-Tian Liu
doaj  

Invasion entire solutions in a time periodic Lotka-Volterra competition system with diffusion

open access: yesMathematical Biosciences and Engineering, 2017
This paper is concerned with invasion entire solutions of a monostable time periodic Lotka-Volterra competition-diffusion system. We first give the asymptotic behaviors of time periodic traveling wave solutions at infinity by a dynamical approach coupled
Li-Jun Du, Wan-Tong Li, Jia-Bing Wang
doaj   +1 more source

Comparison principles and input-to-state stability for stochastic impulsive systems with delays

open access: yesSystems Science & Control Engineering, 2021
In this paper, the input-to-state stability (ISS), the pth moment exponential ISS and the stochastic input-to-state stability issues are investigated for the stochastic impulsive systems with time delays via the comparison principle method.
Shuang Liang, Jinling Liang
doaj   +1 more source

Delayed pitch comparisons and the principle of proximity [PDF]

open access: yesPerception & Psychophysics, 1978
Subjects compared the pitches of two tones which were separated by a retention interval during which six extra tones were interpolated. The effects were studied of varying the sizes of the melodic intervals formed by the successive tones of the interpolated sequence. It was found that error rates were lower when the interpolated sequences were composed
openaire   +3 more sources

Some remarks on the comparison principle in Kirchhoff equations [PDF]

open access: yesRevista Matemática Iberoamericana, 2018
In this paper we study the validity of the comparison principle and the sub-supersolution method for Kirchhoff type equations. We show that these principles do not work when the Kirchhoff function is increasing, contradicting some previous results. We give an alternative sub-supersolution method and apply it to some models.
Malcher Figueiredo, Giovany de Jesus   +1 more
openaire   +4 more sources

Molecular imaging predicts trastuzumab‐deruxtecan (T‐DXd) response in head and neck cancer xenograft models

open access: yesMolecular Oncology, EarlyView.
Trastuzumab‐deruxtecan, a HER2‐targeting antibody‐drug conjugate, shows promising antitumor activity in head and neck squamous cell carcinoma with low HER2 expression. In vitro and in vivo studies demonstrated dose‐dependent cell death and tumor growth reduction in low HER2‐expressing cell lines, which correlated with drug accumulation measured using a
Abdullah Bin Naveed   +8 more
wiley   +1 more source

Positivity and nonexistence of solutions for quasilinear inequalities

open access: yesElectronic Journal of Differential Equations, 2016
We prove a positivity property and a nonexistence theorem for weak solutions of quasilinear differential equalities in R^N. To obtain our results, we use a comparison principle.
Xiaohong Li
doaj  

Cytomegalovirus infection is common in prostate cancer and antiviral therapies inhibit progression in disease models

open access: yesMolecular Oncology, EarlyView.
Human cytomegalovirus infection is common in normal prostate epithelium, prostate tumor tissue, and prostate cancer cell lines. CMV promotes cell survival, proliferation, and androgen receptor signaling. Anti‐CMV pharmaceutical compounds in clinical use inhibited cell expansion in prostate cancer models in vitro and in vivo, motivating investigation ...
Johanna Classon   +13 more
wiley   +1 more source

Association of high‐dose radioactive iodine therapy with PPM1D‐mutated clonal hematopoiesis in older individuals

open access: yesMolecular Oncology, EarlyView.
In thyroid cancer patients, high‐dose (≥7.4 GBq) radioactive iodine therapy (RAIT) was associated with a higher prevalence of clonal hematopoiesis (variant allele frequency >2%) in individuals aged ≥50 years (OR = 2.44). In silico analyses showed that truncating PPM1D mutations conferred a selective advantage under these conditions.
Jaeryuk Kim   +11 more
wiley   +1 more source

Machine learning for identifying liver and pancreas cancers through comprehensive serum glycopeptide spectra analysis: a case‐control study

open access: yesMolecular Oncology, EarlyView.
This study presents a novel AI‐based diagnostic approach—comprehensive serum glycopeptide spectra analysis (CSGSA)—that integrates tumor markers and enriched glycopeptides from serum. Using a neural network model, this method accurately distinguishes liver and pancreatic cancers from healthy individuals.
Motoyuki Kohjima   +6 more
wiley   +1 more source

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