A genome-wide association study of early gamma-band response in a schizophrenia case-control sample
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A genome-wide association study of early gamma-band response in a schizophrenia case-control sample. / Konte, Bettina; Leicht, Gregor; Giegling, Ina; Pogarell, Oliver; Karch, Susanne; Hartmann, Annette M; Friedl, Marion; Hegerl, Ulrich; Rujescu, Dan; Mulert, Christoph.
In: WORLD J BIOL PSYCHIA, Vol. 19, No. 8, 12.2018, p. 602-609.Research output: SCORING: Contribution to journal › SCORING: Journal article › Research › peer-review
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TY - JOUR
T1 - A genome-wide association study of early gamma-band response in a schizophrenia case-control sample
AU - Konte, Bettina
AU - Leicht, Gregor
AU - Giegling, Ina
AU - Pogarell, Oliver
AU - Karch, Susanne
AU - Hartmann, Annette M
AU - Friedl, Marion
AU - Hegerl, Ulrich
AU - Rujescu, Dan
AU - Mulert, Christoph
PY - 2018/12
Y1 - 2018/12
N2 - OBJECTIVES: Disturbances in the gamma-frequency band of electroencephalography (EEG) measures are among the most consistently observed intermediate phenotypes in schizophrenia. We assessed whether genetic variations are associated with gamma-band activity.METHODS: We performed a genome-wide association analysis of the early auditory evoked gamma-band response in schizophrenia affected subjects and healthy control individuals (in total N = 315).RESULTS: No marker surpassed the threshold for genome-wide significant association. Several of the markers that were closest to significance mapped to genes involved in neuronal development and the Neuregulin-ErbB signalling network, such as NRG2 and KALRN. Using a gene-set enrichment analysis, we found suggestive evidence for association with genes involved in EEG abnormality (P = .048).CONCLUSIONS: We identified no marker genome-wide significantly associating with gamma response; independent replication of the gene-set analysis result and larger sample sizes will be required to provide leads to cellular pathways involved in gamma-band activity.
AB - OBJECTIVES: Disturbances in the gamma-frequency band of electroencephalography (EEG) measures are among the most consistently observed intermediate phenotypes in schizophrenia. We assessed whether genetic variations are associated with gamma-band activity.METHODS: We performed a genome-wide association analysis of the early auditory evoked gamma-band response in schizophrenia affected subjects and healthy control individuals (in total N = 315).RESULTS: No marker surpassed the threshold for genome-wide significant association. Several of the markers that were closest to significance mapped to genes involved in neuronal development and the Neuregulin-ErbB signalling network, such as NRG2 and KALRN. Using a gene-set enrichment analysis, we found suggestive evidence for association with genes involved in EEG abnormality (P = .048).CONCLUSIONS: We identified no marker genome-wide significantly associating with gamma response; independent replication of the gene-set analysis result and larger sample sizes will be required to provide leads to cellular pathways involved in gamma-band activity.
KW - Journal Article
U2 - 10.1080/15622975.2017.1366054
DO - 10.1080/15622975.2017.1366054
M3 - SCORING: Journal article
C2 - 28922980
VL - 19
SP - 602
EP - 609
JO - WORLD J BIOL PSYCHIA
JF - WORLD J BIOL PSYCHIA
SN - 1562-2975
IS - 8
ER -