The aim of the present study was to investigate the ability of Pleurotus eryngii mushrooms fermentation products (FS) to counteract induced intestinal hyperpermeability in human colonic tissues in an ex vivo system.
Collection of colon biopsies through sigmoidoscopy procedure will take place and the collected biopsies will be mounted in Ussing Chambers. Already collected fermentation supernatants will be added to the mucosal side of the biopsy together with a stressor and two permeability markers, in order to investigate the effects of the fibre fractions on both paracellular and transcellular permeability.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
BASIC_SCIENCE
Masking
NONE
Enrollment
10
I Stimulation of human colonic biopsies with the fermented product of Pleurotus eryngii mushroom
Campus USÖ
Örebro, Sweden
Change from baseline of barrier function (paracellular permeability) after 90 minutes of ex vivo stimulation of the colonic biopsies.
Barrier function (paracellular permeability) will be evaluated with the use of marker related this permeability, through immunofluoresence.
Time frame: Barrier function will be measured at baseline and after 90 minutes of ex vivo stimulation of the colonic biopsies.
Change from baseline of barrier function (transcellular permeability) after 90 minutes of ex vivo stimulation of the colonic biopsies.
Barrier function (transcellular permeability) will be evaluated with the use of marker related to this permeability, through ELISA tecnhique.
Time frame: Barrier function will be measured at baseline and after 90 minutes of ex vivo stimulation of the colonic biopsies.
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