Results 71 to 80 of about 1,175,469 (335)

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

Effect of Frequency Aerobic Exercise on Expression of Bcl-2 and Bax Gene in Mice With Myocardial Infarction

open access: yesArmaghane Danesh Bimonthly Journal, 2018
  Background and Aim: Myocardial infarction (MI) is a permanent and irreversible cell death and death of the myocardium. Physical training reduces cardiac muscle apoptosis, but its molecular process is still unknown in response to activity and also ...
M Ghahremani   +3 more
doaj  

Quantum Group Invariant Supersymmetric t-J Model with periodic boundary conditions

open access: yes, 1996
An integrable version of the supersymmetric t-J model which is quantum group invariant as well as periodic is introduced and analysed in detail.
Angela Foerster   +24 more
core   +2 more sources

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

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

GROUP CLASSIFICATION OF THE ELEMENTS AND D.I. MENDELEEV'S PERIODIC LAW

open access: yesДоклады Белорусского государственного университета информатики и радиоэлектроники, 2019
The results of discovery of the periodic law by D.I. Mendeleev and the current wording of the periodic dependence of the properties of chemical elements are presented.
A. L. Gourski, L. I. Hurski
doaj  

Frozen light in periodic metamaterials [PDF]

open access: yes, 2006
Wave propagation in spatially periodic media, such as photonic crystals, can be qualitatively different from any uniform substance. The differences are particularly pronounced when the electromagnetic wavelength is comparable to the primitive translation
Figotin, A., Vitebskiy, I.
core   +1 more source

Transferrin receptor 1‐mediated iron uptake supports thermogenic activation in human cervical‐derived adipocytes

open access: yesFEBS Letters, EarlyView.
In this study, we found that human cervical‐derived adipocytes maintain intracellular iron level by regulating the expression of iron transport‐related proteins during adrenergic stimulation. Melanotransferrin is predicted to interact with transferrin receptor 1 based on in silico analysis.
Rahaf Alrifai   +9 more
wiley   +1 more source

Periodic Modules and Quantum Groups [PDF]

open access: yesTransformation Groups, 2004
We prove that the elements $A_\leq$ defined by Lusztig in a completion of the periodic module actually live in the periodic module, in the type A case. In order to prove this, we compare, using Schur duality, these elements with the Kashiwara canonical basis of an integrable module.
openaire   +3 more sources

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

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