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Fletta eftir höfundi "Bjarnason, Ragnar"

Fletta eftir höfundi "Bjarnason, Ragnar"

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    Body Composition in Fussy-Eating Children, with and without Neurodevelopmental Disorders, and Their Parents, Following a Taste Education Intervention 
    Thorsteinsdottir, Sigrun; Bjarnason, Ragnar; Eliasdottir, Helga G.; Olafsdottir, Anna S. (2023-06-18)
    Fussy eaters may have an increased risk of becoming overweight or obese as adolescents, with fussy eating and weight status also correlating with neurodevelopmental disorders (NDs) such as autism spectrum disorder (ASD) and attention deficit/hyperactivity ...
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    Fourteen sequence variants that associate with multiple sclerosis discovered by meta-analysis informed by genetic correlations 
    Ólafsson, Sigurgeir; Stridh, Pernilla; Bos, Steffan Daniël; Ingason, Andrés; Euesden, Jack; sulem, patrick; Thorleifsson, Gudmar; Gústafsson, Ómar; Jóhannesson, Ari; Geirsson, Árni J.; Þórsson, Árni V.; Sigurgeirsson, Bárður; Ludviksson, Bjorn; Ólafsson, Elías; Kristjansdottir, Helga; Jónasson, Jón G.; Ólafsson, Jón Hjaltalín; Örvar, Kjartan B.; Benediktsson, Rafn; Bjarnason, Ragnar Grímur; Kristjánsdóttir, Sjöfn; Gislason, Thorarinn; Valdimarsson, Trausti; Mikaelsdóttir, Evgenía; Sigurðsson, Snævar; Jonsson, Stefan; Rafnar, Thorunn; Aarsland, Dag; Djurovic, Srdjan; Fladby, Tormod; Knudsen, Gun Peggy; Celius, Elisabeth G.; Myhr, Kjell-Morten; Gröndal, Gerður; Steinsson, Kristján; Valdimarsson, Helgi; Björnsson, Sigurður; Björnsdóttir, Unnur Steina; Björnsson, Einar Stefán; Nilsson, Bjorn; Andreassen, Ole A.; Alfredsson, Lars; Hillert, Jan; Kockum, Ingrid Skelton; Másson, Gísli; Thorsteinsdottir, Unnur; Gudbjartsson, Daniel; Stefansson, Hreinn; Hjaltason, Haukur; Harbo, Hanne F.; Olsson, Tomas; Jonsdottir, Ingileif; Stefansson, Kari (Springer Nature, 2017-08-08)
    A meta-analysis of publicly available summary statistics on multiple sclerosis combined with three Nordic multiple sclerosis cohorts (21,079 cases, 371,198 controls) revealed seven sequence variants associating with multiple sclerosis, not reported ...
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    Graves-sjúkdómur í börnum og unglingum á Íslandi á árunum 2001-2021 
    Thorsson, Thorbergur Atli; Bjarnason, Ragnar; Jonasdottir, Soffia Gudrun; Jonsdottir, Berglind (2022-03-03)
    INNGANGUR Graves-sjúkdómur er sjálfsónæmissjúkdómur þar sem sjálfsmótefni gegn viðtaka stýrihormóns skjaldkirtils (Thyroid-stimulating hormone, TSH) valda ofseytingu skjaldkirtilshormóna, og er hann algengasta orsök skjaldvakaofseytingar (Thyrotoxicosis) ...
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    Pubertal development and risk of premenstrual disorders in young adulthood 
    Lu, Donghao; Aleknaviciute, Jurate; Bjarnason, Ragnar; Tamimi, Rulla M.; Valdimarsdóttir, Unnur A.; Bertone-Johnson, Elizabeth R. (2021-02)
    STUDY QUESTION: Is pubertal timing associated with risk of premenstrual disorders (PMDs) in young adulthood? SUMMARY ANSWER: Late pubertal development is associated with decreased premenstrual symptom burden and risk of PMDs in young adulthood. WHAT ...
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    Spermatogonial quantity in human prepubertal testicular tissue collected for fertility preservation prior to potentially sterilizing therapy 
    Stukenborg, J -B; Alves-Lopes, J P; Kurek, M; Albalushi, H; Reda, A; Keros, V; Töhönen, V; Bjarnason, Ragnar Grímur; Romerius, P; Sundin, M; Norén Nyström, U; Langenskiöld, C; Vogt, H; Henningsohn, L; Mitchell, R T; Söder, O; Petersen, C; Jahnukainen, K (Oxford University Press (OUP), 2018-07-25)
    STUDY QUESTION: Does chemotherapy exposure (with or without alkylating agents) or primary diagnosis affect spermatogonial quantity in human prepubertal testicular tissue? SUMMARY ANSWER: Spermatogonial quantity is significantly reduced in testes of ...
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    Thyrotoxicosis in a 13-year-old girl following pituitary adenectomy for Cushing′s disease 
    Sigmarsdottir, Arndis; Ólafsson, Ingvar Hákon; Kjartansson, Olafur; Bjarnason, Ragnar Grímur (Wiley-Blackwell, 2017-07-06)
    Our objective is to report a case of thyrotoxicosis following pituitary adenectomy for Cushing0 s disease, the only pediatric case to our knowledge. No thyroid antibodies were detected, and the thyrotoxicosis was successfully treated for 3 months ...