Results 61 to 70 of about 22,430,852 (308)

Nonlinear first-order periodic boundary-value problems of impulsive dynamic equations on time scales

open access: yesElectronic Journal of Differential Equations, 2012
By using the fixed point theorem in cones, in this paper, existence criteria for single and multiple positive solutions to a class of nonlinear first-order periodic boundary value problems of impulsive dynamic equations on time scales are obtained. An
Wen Guan, Dun-Gang Li, Shuang-Hong Ma
doaj  

Forecasting the Dialysis Burden in Japan: Validation‐Based Projections of Prevalence and Incidence Through 2050

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Japan has one of the highest dialysis prevalence rates worldwide and a shrinking, aging population. Whether dialysis burden has entered a sustained post‐peak phase or whether recent declines partly reflect pandemic‐related disruptions remains uncertain.
Hatice Şahin   +2 more
wiley   +1 more source

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

Conformable fractional Dirac system on time scales

open access: yesJournal of Inequalities and Applications, 2017
We study the conformable fractional (CF) Dirac system with separated boundary conditions on an arbitrary time scale T $\mathbb{T}$ . Then we extend some basic spectral properties of the classical Dirac system to the CF case.
Tuba Gulsen, Emrah Yilmaz, Sertac Goktas
doaj   +1 more source

Adaptation of the Academic Time Management and Procrastination Scale

open access: yes
The aim of this research was to test the validity and reliability of the Academic Time Management and Procrastination Scale (Won &Yun, 2018) for university stu dents.
KAYA, FERİDUN   +5 more
core   +1 more source

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Report on nutrition and small-scale irrigation

open access: yes, 2023
The evidence on the potential for agricultural interventions to contribute to improved nutrition has grown considerably over the past decade. Numerous studies have explored both positive and negative effects of agriculture on nutrition and health.
Feed the Future Innovation Lab for Small Scale Irrigation
core   +1 more source

Random integral equations on time scales [PDF]

open access: yesOpuscula Mathematica, 2013
In this paper, we present the existence and uniqueness of random solution of a random integral equation of Volterra type on time scales. We also study the asymptotic properties of the unique random solution.
Vasile Lupulescu, Cristina Lungan
doaj   +1 more source

Temporal scale selection in time-causal scale space [PDF]

open access: yes, 2017
When designing and developing scale selection mechanisms for generating hypotheses about characteristic scales in signals, it is essential that the selected scale levels reflect the extent of the underlying structures in the signal. This paper presents a
Lindeberg, Tony, Lindeberg, Tony,
core   +1 more source

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

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