Soft antimicrobial agents: synthesis and activity of labile environmentally friendly long chain quaternary ammonium compounds T Thorsteinsson, M Másson, KG Kristinsson, MA Hjálmarsdóttir, ... Journal of Medicinal Chemistry 46 (19), 4173-4181, 2003 | 271 | 2003 |
Antibacterial activity of methylated chitosan and chitooligomer derivatives: Synthesis and structure activity relationships ÖV Rúnarsson, J Holappa, T Nevalainen, M Hjálmarsdóttir, T Järvinen, ... European Polymer Journal 43 (6), 2660-2671, 2007 | 197 | 2007 |
Antimicrobial activity of chitosan N-betainates J Holappa, M Hjálmarsdóttir, M Másson, Ö Rúnarsson, T Asplund, ... Carbohydrate Polymers 65 (1), 114-118, 2006 | 161 | 2006 |
In vitro susceptibility of Helicobacter pylori to protolichesterinic acid from the lichen Cetraria islandica K Ingolfsdottir, MA Hjalmarsdottir, A Sigurdsson, GA Gudjonsdottir, ... Antimicrobial agents and Chemotherapy 41 (1), 215-217, 1997 | 146 | 1997 |
Impact of Chain Length on Antibacterial Activity and Hemocompatibility of Quaternary N-Alkyl and N,N-Dialkyl Chitosan Derivatives P Sahariah, BE Benediktssdóttir, MÁ Hjálmarsdóttir, OE Sigurjonsson, ... Biomacromolecules 16 (5), 1449-1460, 2015 | 133 | 2015 |
Antibacterial activity of N-quaternary chitosan derivatives: Synthesis, characterization and structure activity relationship (SAR) investigations ÖV Rúnarsson, J Holappa, C Malainer, H Steinsson, M Hjálmarsdóttir, ... European Polymer Journal 46 (6), 1251-1267, 2010 | 128 | 2010 |
Antimicrobial activity of piperazine derivatives of chitosan M Másson, J Holappa, M Hjálmarsdóttir, ÖV Rúnarsson, T Nevalainen, ... Carbohydrate polymers 74 (3), 566-571, 2008 | 126 | 2008 |
The effect of substituent, degree of acetylation and positioning of the cationic charge on the antibacterial activity of quaternary chitosan derivatives P Sahariah, VS Gaware, R Lieder, S Jónsdóttir, MÁ Hjálmarsdóttir, ... Marine drugs 12 (8), 4635-4658, 2014 | 117 | 2014 |
Antimicrobial peptide shows enhanced activity and reduced toxicity upon grafting to chitosan polymers P Sahariah, KK Sørensen, MÁ Hjálmarsdóttir, ÓE Sigurjónsson, ... Chemical communications 51 (58), 11611-11614, 2015 | 109 | 2015 |
Increasing penicillin resistance in pneumococci in Iceland. KG Kristinsson, MA Hjalmarsdottir, Ó Steingrímsson | 108 | 1992 |
Synthesis of guanidinylated chitosan with the aid of multiple protecting groups and investigation of antibacterial activity P Sahariah, BM Óskarsson, MÁ Hjálmarsdóttir, M Másson Carbohydrate polymers 127, 407-417, 2015 | 73 | 2015 |
The Effect of Molecular Weight on the Antibacterial Activity of N,N,N-Trimethyl Chitosan (TMC) P Sahariah, D Cibor, D Zielińska, MÁ Hjálmarsdóttir, D Stawski, ... International Journal of Molecular Sciences 20 (7), 1743, 2019 | 54 | 2019 |
Effect of vaccination on pneumococci isolated from the nasopharynx of healthy children and the middle ear of children with otitis media in Iceland SJ Quirk, G Haraldsson, H Erlendsdóttir, MÁ Hjálmarsdóttir, ... Journal of clinical microbiology 56 (12), 10.1128/jcm. 01046-18, 2018 | 35 | 2018 |
Selective synthesis of N, N, N-trimethylated chitosan derivatives at different degree of substitution and investigation of structure-activity relationship for activity against … S Rathinam, S Ólafsdóttir, S Jónsdóttir, MÁ Hjálmarsdóttir, M Másson International journal of biological macromolecules 160, 548-557, 2020 | 29 | 2020 |
The antibacterial structure-activity relationship for common chitosan derivatives S Rathinam, S Solodova, I Kristjánsdóttir, MÁ Hjálmarsdóttir, M Másson International Journal of Biological Macromolecules 165, 1686-1693, 2020 | 28 | 2020 |
Prevalence of pilus genes in pneumococci isolated from healthy preschool children in Iceland: association with vaccine serotypes and antibiotic resistance MÁ Hjálmarsdóttir, B Pétursdóttir, H Erlendsdóttir, G Haraldsson, ... Journal of Antimicrobial Chemotherapy 70 (8), 2203-2208, 2015 | 28 | 2015 |
Topical formulation comprising fatty acid extract from cod liver oil: Development, evaluation and stability studies B Ilievska, T Loftsson, MA Hjalmarsdottir, GM Asgrimsdottir Marine Drugs 14 (6), 105, 2016 | 27 | 2016 |
Experimental design for determining quantitative structure activity relationship for antibacterial chitosan derivatives P Sahariah, BS Snorradóttir, MÁ Hjálmarsdóttir, ÓE Sigurjónsson, ... Journal of Materials Chemistry B 4 (27), 4762-4770, 2016 | 26 | 2016 |
Epidemiology of penicillin-non-susceptible pneumococci in Iceland, 1995–2010 MÁ Hjálmarsdóttir, KG Kristinsson Journal of Antimicrobial Chemotherapy 69 (4), 940-946, 2014 | 26 | 2014 |
N, N, N-trimethyl chitosan as an efficient antibacterial agent for polypropylene and polylactide nonwovens D Stawski, P Sahariah, M Hjálmarsdóttir, D Wojciechowska, M Puchalski, ... The Journal of The Textile Institute 108 (6), 1041-1049, 2017 | 25 | 2017 |