Bertil Abrahamsson

ORCID: 0000-0003-4490-7491
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About
Contact & Profiles
Research Areas
  • Drug Solubulity and Delivery Systems
  • Drug Transport and Resistance Mechanisms
  • Advanced Drug Delivery Systems
  • Analytical Methods in Pharmaceuticals
  • Pharmaceutical studies and practices
  • Gastrointestinal motility and disorders
  • Analytical Chemistry and Chromatography
  • Protein purification and stability
  • Crystallization and Solubility Studies
  • Pharmacogenetics and Drug Metabolism
  • Gastroesophageal reflux and treatments
  • Antibiotics Pharmacokinetics and Efficacy
  • Pharmacological Effects and Toxicity Studies
  • Pharmacological Effects of Natural Compounds
  • Microfluidic and Capillary Electrophoresis Applications
  • Lattice Boltzmann Simulation Studies
  • Biosimilars and Bioanalytical Methods
  • Microencapsulation and Drying Processes
  • Innovative Microfluidic and Catalytic Techniques Innovation
  • Microscopic Colitis
  • Pharmacology and Obesity Treatment
  • Biochemical and Molecular Research
  • Statistical Methods in Clinical Trials
  • Antifungal resistance and susceptibility
  • HIV/AIDS drug development and treatment

AstraZeneca (Sweden)
2015-2024

AstraZeneca (United Kingdom)
2005-2020

Novartis (Switzerland)
2016

University of Manchester
2016

Vårdcentralen Teleborg
2015

St George's Hospital
2010

Swansea University
2010

University of London
2010

Uppsala University
1996-2009

AstraZeneca (Brazil)
2008

The fed human stomach displays regular peristaltic contraction waves that originate in the proximal antrum and propagate to pylorus. High–resolution concurrent manometry magnetic resonance imaging (MRI) studies of suggest a primary function antral wave (ACW) activity unrelated gastric emptying. Detailed evaluation is difficult, however, vivo. Here we analyse role ACW on intragastric fluid motions, pressure, mixing with computer simulation. A two–dimensional model was developed...

10.1098/rspb.2004.2886 article EN Proceedings of the Royal Society B Biological Sciences 2004-12-21

The purpose of this study was to increase the understanding in vivo colonic drug absorption humans by summarizing and evaluating all regional human data with focus on interpretation relation intestinal permeability solubility. In addition, usefulness Biopharmaceutics Classification System (BCS) early assessment potential controlled release candidates investigated. Clinical (Cmax, Tmax, AUC) 42 drugs were collected from journal articles, abstracts, internal reports, relative bioavailability...

10.1021/mp800261a article EN Molecular Pharmaceutics 2009-02-02

The purpose of this work was to study the solubility two drugs with different physicochemical properties in luminal fluids obtained from various regions human gastrointestinal (GI) tract and determine most important parameters influencing their solubility. Jejunal were aspirated healthy volunteers via an oral intubation tube. Ileal colonic patients undergoing GI surgery. Stoma also retrieved patients. pH buffer capacity all determined. Saturation prednisolone (unionisable) mesalamine...

10.1021/mp100198q article EN Molecular Pharmaceutics 2010-08-20

Currently there are only a limited number of determinations human Peff in the distal small intestine and none large intestine. This has hindered validation preclinical models with regard to absorption parts intestinal tract, which can be substantial for BCS class II-IV drugs, drugs formulated into modified-release (MR) dosage forms. To meet this demand, three model (atenolol, metoprolol, ketoprofen) were dosed solution intravenously, jejunum, ileum, colon 14 healthy volunteers. The each drug...

10.1021/acs.molpharmaceut.6b00514 article EN Molecular Pharmaceutics 2016-08-09
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