Institutt for farmasi: Nye registreringer
Viser treff 261-280 av 690
-
Evaluation by metabolic profiling and in vitro autoradiography of two promising GnRH‐receptor ligands for brain SPECT imaging
(Journal article; Tidsskriftartikkel; Peer reviewed, 2019-12-18)The increased expression of gonadotropin releasing hormone receptor (GnRH‐R) in brain has been strongly linked to Alzheimer disease. Therefore, the development of radiolabeled imaging agents for GnRH‐R is relevant for early diagnosis of Alzheimer disease. We have recently disclosed the discovery of two promising compounds displaying nanomolar‐range affinity for the GnRH‐R. In the present study, a ... -
The hypotonic environmental changes affect liposomal formulations for nose-to-brain targeted drug delivery
(Journal article; Tidsskriftartikkel; Peer reviewed, 2019-03-16)Systemic administration of drugs is ineffective in the treatment of central nervous system disorders because of the blood-brain barrier. Nasal administration has been suggested as an alternative administration route as drugs absorbed in the olfactory epithelium bypass the blood-brain barrier and reach the brain within minutes. However, the nasal mucosa properties (e.g., tonicity, pH) are not constant ... -
Interpreting non-linear drug diffusion data: Utilizing Korsmeyer-Peppas model to study drug release from liposomes
(Journal article; Tidsskriftartikkel; Peer reviewed, 2019-07-30)The aim of this work was to clarify the dynamics behind the influence of ionic strength on the changes in drug release from large unilamellar vesicles (LUVs). For this purpose, we have investigated the transport of two different model drugs (caffeine and hydrocortisone) formulated into liposomes through different types of barriers with different retention properties (regenerated cellulose and the ... -
Academic detailing as a method of continuing medical education
(Journal article; Tidsskriftartikkel; Peer reviewed, 2019)<i>Introduction</i>: Academic detailing is an interactive educational outreach to prescribers to present unbiased, non-commercial, evidence-based information, mostly about medications, with the goal of improving patient care. Academic detailing in Norway is an approach for providing continuing medical education to general practitioners (GPs). The basis of academic detailing is a one-to-one discussion ... -
Mucosal Metabolomic Profiling and Pathway Analysis Reveal the Metabolic Signature of Ulcerative Colitis
(Journal article; Tidsskriftartikkel; Peer reviewed, 2019-11-27)The onset of ulcerative colitis (UC) is characterized by a dysregulated mucosal immune response triggered by several genetic and environmental factors in the context of host–microbe interaction. This complexity makes UC ideal for metabolomic studies to unravel the disease pathobiology and to improve the patient stratification strategies. This study aims to explore the mucosal metabolomic profile in ... -
Lipidomics in ulcerative colitis reveal alteration in mucosal lipid composition associated with the disease state
(Journal article; Tidsskriftartikkel; Peer reviewed, 2019-05-11)<p><i>Background - </i>The onset of ulcerative colitis (UC) is associated with alterations in lipid metabolism and a disruption of the balance between pro- and anti-inflammatory molecules. Only a few studies describe the mucosal lipid biosignatures during active UC. Moreover, the dynamics of lipid metabolism in the remission state is poorly defined. Therefore, this study aims to characterize mucosal ... -
Curcumin-In-Deformable Liposomes-In-ChitosanHydrogel as a Novel Wound Dressing
(Journal article; Tidsskriftartikkel; Peer reviewed, 2019-12-20)A liposomes-in-hydrogel system as an advanced wound dressing for dermal delivery of curcumin was proposed for improved chronic wound therapy. Curcumin, a multitargeting poorly soluble active substance with known beneficial properties for improved wound healing, was incorporated in deformable liposomes to overcome its poor solubility. Chitosan hydrogel served as a vehicle providing superior wound ... -
Interactions between plasmids and other mobile genetic elements affect their transmission and persistence
(Journal article; Tidsskriftartikkel; Peer reviewed, 2019-02-14)Plasmids are genetic elements that play a role in bacterial evolution by providing new genes that promote adaptation to diverse conditions. Plasmids are also known to reduce bacterial competitiveness in the absence of selection for plasmid-encoded traits. It is easier to understand plasmid persistence when considering the evidence that plasmid maintenance can improve during co-evolution with the ... -
Azithromycin-liposomes as a novel approach for localized therapy of cervicovaginal bacterial infections
(Journal article; Tidsskriftartikkel; Peer reviewed, 2019-07-30)<p><i>Background - </i>Efficient localized cervicovaginal antibacterial therapy, enabling the delivery of antibiotic to the site of action at lower doses while escaping systemic drug effects and reducing the risk of developing microbial resistance, is attracting considerable attention. Liposomes have been shown to allow sustained drug release into vaginal mucosa and improve delivery of antibiotics ... -
Polymer-coated liposomes for hydration of oral mucosa. Investigation of water adsorption, retention, and release properties.
(Master thesis; Mastergradsoppgave, 2014-12-15)Ailments from a dehydrated mouth may result in problems with food intake, such as chewing and swallowing, with smiling and appearance, and some of them may cause pain. A system to increase hydration of oral mucosa will reduce patient ailments, or the frequency of them, and increase quality of life. The focus of this thesis is to study the potential of polymer coated liposomal systems for hydration ... -
Bruk av kosttilskudd blant middelaldrende norske kvinner
(Journal article; Tidsskriftartikkel, 2019-03-18)<p><i>Formål - </i>Å beskrive forbruksmønsteret av kosttilskudd blant middelaldrende norske kvinner med tanke på sammenheng med brukerkarakteristika, inkludert legemiddelbruk og sosioøkonomiske faktorer. <p><i>Metode - </i>Studien er en tverrsnittsanalyse av spørreskjemadata fra 3231 deltakere (født 1943-57) i Kvinner og kreftstudien. Data ble innsamlet i 2003-2006, responsrate 72 %. <p><i>Resultat ... -
A cross-country time and motion study to measure the impact of electronic medication management systems on the work of hospital pharmacists in Australia and England
(Journal article; Tidsskriftartikkel; Peer reviewed, 2019-06-18)<i>Background</i>: Qualitative studies have provided important insights into how hospital pharmacists’ work changes when electronic medication management (EMM) systems are introduced. Quantitative studies of work practice change are rare. Despite the use of EMM systems internationally, there are no cross-country comparative studies of their impact on health professionals’ work. We aimed to quantify ... -
A Stepwise Pharmacist-Led Medication Review Service in Interdisciplinary Teams in Rural Nursing Homes
(Journal article; Tidsskriftartikkel; Peer reviewed, 2019-11-05)<p><i>Background - </i>The provision of responsible medication therapy to old nursing home residents with comorbidities is a difficult task and requires extensive knowledge about optimal pharmacotherapy for different conditions. We describe a stepwise pharmacist-led medication review service in combination with an interdisciplinary team collaboration in order to identify, resolve, and prevent ... -
Mandatory medication indications in electronic systems – the prescriber perspective
(Journal article; Tidsskriftartikkel; Peer reviewed, 2019)As hospitals transition from paper to electronic medication charts, an opportunity exists to ‘nudge’ prescribers to document medication indications by making this data-entry field mandatory. The aim of this study was to explore hospital doctors’ perceptions of mandatory documentation of indications in an electronic medication management (EMM) system. Ten junior doctors took part in brief semi-structured ... -
Transposon-insertion sequencing screens unveil requirements for EHEC growth and intestinal colonization
(Journal article; Tidsskriftartikkel; Peer reviewed, 2019-08-12)Enterohemorrhagic <i>Escherichia coli</i> O157:H7 (EHEC) is an important food-borne pathogen that colonizes the colon. Transposon-insertion sequencing (TIS) was used to identify genes required for EHEC and <i>E. coli</i> K-12 growth <i>in vitro</i> and for EHEC growth <i>in vivo</i> in the infant rabbit colon. Surprisingly, many conserved loci contribute to EHEC’s but not to K-12’s growth <i>in ... -
Low dose naltrexone: Effects on medication in rheumatoid and seropositive arthritis. A nationwide register-based controlled quasi-experimental before-after study
(Journal article; Tidsskriftartikkel; Peer reviewed, 2019-02-14)In recent years, low dose naltrexone (LDN) has been used as an off-label therapy for several chronic diseases. Results from small laboratory and clinical studies indicate some beneficial effects of LDN in autoimmune diseases, but clinical research on LDN in rheumatic disease is limited. Using a pharmacoepidemiological approach, we wanted to test the hypothesis that starting LDN leads to reduced ... -
Localized Therapy of Vaginal Infections and Inflammation: Liposomes-In-Hydrogel Delivery System for Polyphenols
(Journal article; Tidsskriftartikkel; Peer reviewed, 2019-01-27)Natural polyphenols, such as resveratrol (RES) or epicatechin (EPI), are attractive for treatments of various diseases, including vaginal infections and inflammation, because of their strong anti-oxidative and anti-inflammatory properties. However, their low solubility and consequent poor bioavailability limit their therapeutic uses. To overcome these limitations, a vaginal delivery system comprising ... -
Medication Errors and Safety Culture in a Norwegian Hospital
(Journal article; Tidsskriftartikkel; Peer reviewed, 2019)Medication errors are associated with adverse health outcomes and may prolong hospital stays and increase societal costs. Safety initiatives to reduce adverse health outcomes should be based on reliable information of current shortcomings. The aim of this study was to identify barriers to medication error reporting in a hospital and to describe heath personnel’s views of the safety culture. Seven ... -
β-cyclodextrin polymers as cholesterol sequestrating agents
(Master thesis; Mastergradsoppgave, 2018-08-19)Summary Elevated serum cholesterol blood levels is one of the central risk factors for cardiovascular diseases. Lowering blood cholesterol have significant impact on lowering cardiovascular disease events. Inhibiting cholesterol absorption in small intestine can significantly lower serum cholesterol levels and thereby - lower cardiovascular events. Β-cyclodextrin (βCD)-dextran polymer is expected ... -
Reaction Kinetic Models of Antibiotic Heteroresistance
(Journal article; Tidsskriftartikkel; Peer reviewed, 2019-08-15)Bacterial heteroresistance (i.e., the co-existence of several subpopulations with different antibiotic susceptibilities) can delay the clearance of bacteria even with long antibiotic exposure. Some proposed mechanisms have been successfully described with mathematical models of drug-target binding where the mechanism’s downstream of drug-target binding are not explicitly modeled and subsumed in ...