Results 11 to 20 of about 328,971 (180)

Effect of permeability enhancers on paracellular permeability of acyclovir

open access: yesJournal of Pharmacy and Pharmacology, 2016
AbstractObjectivesAccording to Biopharmaceutics Classification System (BCS), acyclovir is a class III (high solubility, low permeability) compound, and it is transported through paracellular route by passive diffusion. The aim of this study was to investigate the effect of various pharmaceutical excipients on the intestinal permeability of acyclovir ...
Ates, Muge   +2 more
openaire   +5 more sources

Effect of paracellular permeation enhancers on intestinal permeability of two peptide drugs, enalaprilat and hexarelin, in rats

open access: yesActa Pharmaceutica Sinica B, 2021
Transcellular permeation enhancers are known to increase the intestinal permeability of enalaprilat, a 349 Da peptide, but not hexarelin (887 Da). The primary aim of this paper was to investigate if paracellular permeability enhancers affected the ...
David Dahlgren   +4 more
doaj   +2 more sources

Nitric oxide enhances paracellular permeability of opossum kidney cells [PDF]

open access: yesKidney International, 1999
Nitric oxide (NO) has been shown to be a paracrine/autocrine regulator of proximal tubular transport. In this study, we investigated the effect of NO on the paracellular permeability of opossum kidney (OK) cells, a proximal tubule cell line that possesses a leaky paracellular pathway resembling that of the in vivo proximal tubule.Paracellular ...
Liang, Mingyu, Knox, Franklyn G.
openaire   +4 more sources

Altered paracellular cation permeability due to a rare CLDN10B variant causes anhidrosis and kidney damage. [PDF]

open access: yesPLoS Genetics, 2017
Claudins constitute the major component of tight junctions and regulate paracellular permeability of epithelia. Claudin-10 occurs in two major isoforms that form paracellular channels with ion selectivity.
Joakim Klar   +14 more
doaj   +2 more sources

Endothelial domes encapsulate adherent neutrophils and minimize increases in vascular permeability in paracellular and transcellular emigration. [PDF]

open access: yesPLoS ONE, 2008
Local edema, a cardinal sign of inflammation associates closely with neutrophil emigration. Neutrophil emigration has been described to occur primarily through endothelial junctions (paracellular) and more rarely directly through endothelial cells ...
Mia Phillipson   +4 more
doaj   +2 more sources

The Effect of Hyperosmosis on Paracellular Permeability in Caco-2 Cell Monolayers

open access: yesBioscience, Biotechnology and Biochemistry, 2009
The intestinal epithelium is a significant barrier to oral absorption of hydrophilic compounds, and their passage through the intercellular space is restricted by the tight junctions. In this study we found that hyperosmosis is a significant factor altering paracellular transport in Caco-2 cell monolayers.
INOKUCHI, Hitoshi   +3 more
exaly   +3 more sources

Novel paracellular marker based on ᴅ-dipeptide structure for highly sensitive quantification with UPLC-MS/MS for in vitro and in vivo blood-brain barrier permeability analysis [PDF]

open access: yesFluids and Barriers of the CNS
Background The blood-brain barrier (BBB) paracellular permeability must be evaluated in various contexts in vitro and in vivo, including pharmacological evaluation of drug candidates, investigations of pathological changes in disease and model ...
Cindy Bay   +7 more
doaj   +2 more sources

The Role of Paracellular Transport in the Intestinal Absorption and Biopharmaceutical Characterization of Minoxidil

open access: yesPharmaceutics, 2022
The purpose of this study was to evaluate mechanisms behind the intestinal permeability of minoxidil, with special emphasis on paracellular transport, and elucidate the suitability of minoxidil to be a reference drug for Biopharmaceutics Classification ...
Milica Markovic   +6 more
doaj   +1 more source

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