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Adalbjorg Jonasdottir
Researcher at Amgen
Publications - 20
Citations - 1555
Adalbjorg Jonasdottir is an academic researcher from Amgen. The author has contributed to research in topics: Population & Mutation (genetic algorithm). The author has an hindex of 13, co-authored 20 publications receiving 1154 citations.
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Journal ArticleDOI
Parental influence on human germline de novo mutations in 1,548 trios from Iceland
Hakon Jonsson,Patrick Sulem,Birte Kehr,Snaedis Kristmundsdottir,Florian Zink,Eirikur Hjartarson,Marteinn T. Hardarson,Kristjan E. Hjorleifsson,Hannes P. Eggertsson,Sigurjon A. Gudjonsson,Lucas D. Ward,Gudny A. Arnadottir,Einar A. Helgason,Hannes Helgason,Arnaldur Gylfason,Adalbjorg Jonasdottir,Aslaug Jonasdottir,Thorunn Rafnar,Mike Frigge,Simon N. Stacey,Olafur Th Magnusson,Unnur Thorsteinsdottir,Unnur Thorsteinsdottir,Gisli Masson,Augustine Kong,Augustine Kong,Bjarni V. Halldorsson,Bjarni V. Halldorsson,Agnar Helgason,Agnar Helgason,Daniel F. Gudbjartsson,Daniel F. Gudbjartsson,Kari Stefansson,Kari Stefansson +33 more
TL;DR: Increased sequence diversity and linkage disequilibrium of C>G variants within regions affected by excess maternal mutations indicate that the underlying mutational process has persisted in humans for thousands of years.
Journal ArticleDOI
Identification of a large set of rare complete human knockouts
Patrick Sulem,Hannes Helgason,Asmundur Oddson,Hreinn Stefansson,Sigurjon A. Gudjonsson,Florian Zink,Eirikur Hjartarson,Gunnar Th. Sigurdsson,Adalbjorg Jonasdottir,Aslaug Jonasdottir,Asgeir Sigurdsson,Olafur Th Magnusson,Augustine Kong,Agnar Helgason,Hilma Holm,Unnur Thorsteinsdottir,Gisli Masson,Daniel F. Gudbjartsson,Kari Stefansson +18 more
TL;DR: This work sequenced the whole genomes of 2,636 Icelanders and imputed the sequence variants identified in this set into 101,584 additional chip-genotyped and phased Icelanders to create a catalog of autosomal genes that are completely knocked out in humans by rare loss-of-function mutations.
Journal ArticleDOI
HLA class II sequence variants influence tuberculosis risk in populations of European ancestry
Gardar Sveinbjornsson,Gardar Sveinbjornsson,Daniel F. Gudbjartsson,Daniel F. Gudbjartsson,Bjarni V. Halldorsson,Bjarni V. Halldorsson,Karl G. Kristinsson,Magnus Gottfredsson,Jeffrey C. Barrett,Larus J. Gudmundsson,Kai Blöndal,Arnaldur Gylfason,Sigurjon A. Gudjonsson,Hafdis T. Helgadottir,Adalbjorg Jonasdottir,Aslaug Jonasdottir,Ari Karason,Ljiljana Bulat Kardum,Jelena Knežević,Helgi Kristjansson,Helgi Kristjansson,Mar Kristjansson,Arthur Löve,Arthur Löve,Yang Luo,Olafur Th Magnusson,Patrick Sulem,Augustine Kong,Gisli Masson,Unnur Thorsteinsdottir,Unnur Thorsteinsdottir,Zlatko Dembic,Sergey Nejentsev,Thorsteinn Blondal,Ingileif Jonsdottir,Ingileif Jonsdottir,Ingileif Jonsdottir,Kari Stefansson,Kari Stefansson +38 more
TL;DR: Findings show that the HLA class II region contributes to genetic risk of tuberculosis, possibly through reduced presentation of protective M. tuberculosis antigens to T cells.
Journal ArticleDOI
A rare IL33 loss-of-function mutation reduces blood eosinophil counts and protects from asthma.
Dirk E. Smith,Hannes Helgason,Patrick Sulem,Unnur S. Bjornsdottir,Ai Ching Lim,Gardar Sveinbjornsson,Haruki Hasegawa,Michael Brown,Randal R. Ketchem,Monica Gavala,Logan Garrett,Adalbjorg Jonasdottir,Aslaug Jonasdottir,Asgeir Sigurdsson,Olafur Th Magnusson,Gudmundur I. Eyjolfsson,Isleifur Olafsson,Pall T. Onundarson,Olof Sigurdardottir,David Gislason,Thorarinn Gislason,Bjorn R. Ludviksson,Dora Ludviksdottir,H. Marike Boezen,Andrea Heinzmann,Marcus Krueger,Celeste Porsbjerg,Tarunveer S. Ahluwalia,Johannes Waage,Vibeke Backer,Klaus A. Deichmann,Gerard H. Koppelman,Klaus Bønnelykke,Hans Bisgaard,Gisli Masson,Unnur Thorsteinsdottir,Unnur Thorsteinsdottir,Daniel F. Gudbjartsson,James A. Johnston,Ingileif Jonsdottir,Ingileif Jonsdottir,Kari Stefansson,Kari Stefansson +42 more
TL;DR: Heterozygotes have about 40% lower total IL33 mRNA expression than non-carriers and allele-specific analysis based on RNA sequencing and phased genotypes shows that only 20% of the total expression is from the mutated chromosome.
Journal ArticleDOI
Multi-nucleotide de novo Mutations in Humans.
Søren Besenbacher,Patrick Sulem,Agnar Helgason,Agnar Helgason,Hannes Helgason,Hannes Helgason,Helgi Kristjansson,Aslaug Jonasdottir,Adalbjorg Jonasdottir,Olafur Th Magnusson,Unnur Thorsteinsdottir,Unnur Thorsteinsdottir,Gisli Masson,Augustine Kong,Daniel F. Gudbjartsson,Daniel F. Gudbjartsson,Kari Stefansson,Kari Stefansson +17 more
TL;DR: This study uses 283 parent-offspring trios to estimate the rate of mutation for both single nucleotide variants (SNVs) and short length variants (indels) in humans and examine the mutation process.