Search: onr:"swepub:oai:DiVA.org:umu-31988" > Dopamine D(1) recep...
Fältnamn | Indikatorer | Metadata |
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000 | 04658naa a2200601 4500 | |
001 | oai:DiVA.org:umu-31988 | |
003 | SwePub | |
008 | 100226s2011 | |||||||||||000 ||eng| | |
009 | oai:prod.swepub.kib.ki.se:123212753 | |
009 | oai:DiVA.org:su-94949 | |
024 | 7 | a https://urn.kb.se/resolve?urn=urn:nbn:se:umu:diva-319882 URI |
024 | 7 | a https://doi.org/10.1016/j.neurobiolaging.2009.10.0182 DOI |
024 | 7 | a http://kipublications.ki.se/Default.aspx?queryparsed=id:1232127532 URI |
024 | 7 | a https://urn.kb.se/resolve?urn=urn:nbn:se:su:diva-949492 URI |
040 | a (SwePub)umud (SwePub)kid (SwePub)su | |
041 | a engb eng | |
042 | 9 SwePub | |
072 | 7 | a ref2 swepub-contenttype |
072 | 7 | a art2 swepub-publicationtype |
100 | 1 | a Bäckman, Larsu Stockholms universitet,Karolinska Institutet,Centrum för forskning om äldre och åldrande (ARC), (tills m KI)4 aut |
245 | 1 0 | a Dopamine D(1) receptors and age differences in brain activation during working memory |
264 | 1 | a Fayetteville, N.Y :b Elsevier,c 2011 |
338 | a print2 rdacarrier | |
520 | a In an fMRI study, 20 younger and 20 healthy older adults were scanned while performing a spatial working-memory task under two levels of load. On a separate occasion, the same subjects underwent PET measurements using the radioligand [(11)C] SCH23390 to determine dopamine D(1) receptor binding potential (BP) in caudate nucleus and dorsolateral prefrontal cortex (DLPFC). The fMRI study revealed a significant load modulation of brain activity (higher load>lower load) in frontal and parietal regions for younger, but not older, adults. The PET measurements showed marked age-related reductions of D(1) BP in caudate and DLPFC. Statistical control of caudate and DLPFC D(1) binding eliminated the age-related reduction in load-dependent BOLD signal in left frontal cortex, and attenuated greatly the reduction in right frontal and left parietal cortex. These findings suggest that age-related alterations in dopaminergic neurotransmission may contribute to underrecruitment of task-relevant brain regions during working-memory performance in old age. | |
650 | 7 | a MEDICIN OCH HÄLSOVETENSKAPx Klinisk medicinx Neurologi0 (SwePub)302072 hsv//swe |
650 | 7 | a MEDICAL AND HEALTH SCIENCESx Clinical Medicinex Neurology0 (SwePub)302072 hsv//eng |
650 | 7 | a SAMHÄLLSVETENSKAPx Psykologi0 (SwePub)5012 hsv//swe |
650 | 7 | a SOCIAL SCIENCESx Psychology0 (SwePub)5012 hsv//eng |
653 | a Aging | |
653 | a Dopamine | |
653 | a D1 receptors | |
653 | a fMRI | |
653 | a Load-dependent BOLD response | |
653 | a Multimodal brain imaging | |
653 | a PET | |
653 | a Spatial working memory | |
653 | a MEDICINE | |
653 | a MEDICIN | |
700 | 1 | a Karlsson, Sariu Stockholms universitet,Karolinska Institutet,Centrum för forskning om äldre och åldrande (ARC), (tills m KI)4 aut |
700 | 1 | a Fischer, Håkanu Stockholms universitet,Karolinska Institutet,Centrum för forskning om äldre och åldrande (ARC), (tills m KI),Psykologiska institutionen4 aut0 (Swepub:su)hkfi4392 |
700 | 1 | a Karlsson, Peru Karolinska Institutet4 aut |
700 | 1 | a Brehmer, Yvonneu Stockholms universitet,Karolinska Institutet,Centrum för forskning om äldre och åldrande (ARC), (tills m KI)4 aut |
700 | 1 | a Rieckmann, Annau Stockholms universitet,Karolinska Institutet,Centrum för forskning om äldre och åldrande (ARC), (tills m KI)4 aut0 (Swepub:umu)anri0051 |
700 | 1 | a Macdonald, Stuart WSu Aging Research Center, Karolinska Institutet, Gävlegatan 16, SE-113 30 Stockholm, Sweden; Department of Psychology, University of Victoria, Canada4 aut |
700 | 1 | a Farde, Larsu Karolinska Institutet4 aut |
700 | 1 | a Nyberg, Larsu Umeå universitet,Umeå centrum för funktionell hjärnavbildning (UFBI),Institutionen för strålningsvetenskaper,Institutionen för integrativ medicinsk biologi (IMB)4 aut0 (Swepub:umu)lany0001 |
710 | 2 | a Karolinska Institutetb Centrum för forskning om äldre och åldrande (ARC), (tills m KI)4 org |
773 | 0 | t Neurobiology of Agingd Fayetteville, N.Y : Elsevierg 32:10, s. 1849-1856q 32:10<1849-1856x 0197-4580x 1558-1497 |
856 | 4 | u http://ac.els-cdn.com/S0197458009003595/1-s2.0-S0197458009003595-main.pdf?_tid=940a7536-3b22-11e3-9949-00000aacb35f&acdnat=1382450725_ad609b32b56b7d92a265f1167a08e24c |
856 | 4 8 | u https://urn.kb.se/resolve?urn=urn:nbn:se:umu:diva-31988 |
856 | 4 8 | u https://doi.org/10.1016/j.neurobiolaging.2009.10.018 |
856 | 4 8 | u http://kipublications.ki.se/Default.aspx?queryparsed=id:123212753 |
856 | 4 8 | u https://urn.kb.se/resolve?urn=urn:nbn:se:su:diva-94949 |
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