Results 61 to 70 of about 263,980 (286)

Applying the adverse outcome pathway (AOP) for food sensitization to support in vitro testing strategies [PDF]

open access: yes, 2019
Background Before introducing proteins from new or alternative dietary sources into the market, a compressive risk assessment including food allergic sensitization should be carried out in order to ensure their safety.
Benedé, Sara   +14 more
core   +1 more source

Separation of Intact Intestinal Epithelium from Mesenchyme

open access: yesBioTechniques, 2013
Current protocols for separating adult intestinal epithelial cells from the underlying muscular and mesenchymal tissues typically involve extended incubations, harsh mechanical treatment, and exposure to either proteases or chelating agents. The drawbacks of these approaches include fragmentation, contamination with other cell types, reduced viability,
Ali Moussavi Nik, Peter Carlsson
openaire   +3 more sources

By dawn or dusk—how circadian timing rewrites bacterial infection outcomes

open access: yesFEBS Letters, EarlyView.
The circadian clock shapes immune function, yet its influence on infection outcomes is only beginning to be understood. This review highlights how circadian timing alters host responses to the bacterial pathogens Salmonella enterica, Listeria monocytogenes, and Streptococcus pneumoniae revealing that the effectiveness of immune defense depends not only
Devons Mo   +2 more
wiley   +1 more source

The Intestinal Epithelium – Fluid Fate and Rigid Structure From Crypt Bottom to Villus Tip

open access: yesFrontiers in Cell and Developmental Biology, 2021
The single-layered, simple epithelium of the gastro-intestinal tract controls nutrient uptake, coordinates our metabolism and shields us from pathogens.
Vangelis Bonis   +2 more
doaj   +1 more source

A YY1-dependent increase in aerobic metabolism is indispensable for intestinal organogenesis [PDF]

open access: yes, 2016
During late gestation, villi extend into the intestinal lumen to dramatically increase the surface area of the intestinal epithelium, preparing the gut for the neonatal diet.
Bonder, Edward M.   +13 more
core   +1 more source

Hematopoietic (stem) cells—The elixir of life?

open access: yesFEBS Letters, EarlyView.
The aging of HSCs (hematopoietic stem cells) and the blood system leads to the decline of other organs. Rejuvenating aged HSCs improves the function of the blood system, slowing the aging of the heart, kidney, brain, and liver, and the occurrence of age‐related diseases.
Emilie L. Cerezo   +4 more
wiley   +1 more source

The intestine: A highly dynamic microenvironment for IgA plasma cells

open access: yesFrontiers in Immunology, 2023
To achieve longevity, IgA plasma cells require a sophisticated anatomical microenvironment that provides cytokines, cell-cell contacts, and nutrients as well as metabolites.
Katharina Pracht   +4 more
doaj   +1 more source

Flagellin induces β-defensin 2 in human colonic ex vivo infection with enterohemorrhagic Escherichia coli [PDF]

open access: yes, 2016
Enterohemorrhagic E. coli (EHEC) is an important foodborne pathogen in the developed world and can cause life-threatening disease particularly in children.
Chan, Simon   +6 more
core   +1 more source

Peptide‐based ligand antagonists block a Vibrio cholerae adhesin

open access: yesFEBS Letters, EarlyView.
The structure of a peptide‐binding domain of the Vibrio cholerae adhesin FrhA was solved by X‐ray crystallography, revealing how the inhibitory peptide AGYTD binds tightly at its Ca2+‐coordinated pocket. Structure‐guided design incorporating D‐amino acids enhanced binding affinity, providing a foundation for developing anti‐adhesion therapeutics ...
Mingyu Wang   +9 more
wiley   +1 more source

Intestinal macromolecular transport supporting adaptive immunity [PDF]

open access: yes, 2019
The gastrointestinal tract performs opposing functions of nutrient absorption, barrier maintenance, and the delivery of luminal substances for the appropriate induction of tolerogenic or protective adaptive immunity.
Kulkarni, Devesha H, Newberry, Rodney D
core   +2 more sources

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