Articles with "alff" as a keyword



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The neural correlates of amplitude of low-frequency fluctuation: a multimodal resting-state MEG and fMRI-EEG study.

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Published in 2022 at "Cerebral cortex"

DOI: 10.1093/cercor/bhac124

Abstract: The amplitude of low-frequency fluctuation (ALFF) describes the regional intensity of spontaneous blood-oxygen-level-dependent signal in resting-state functional magnetic resonance imaging (fMRI). How the fMRI-ALFF relates to the amplitude in electrophysiological signals remains unclear. We here… read more here.

Keywords: low frequency; amplitude low; fmri; alff ... See more keywords
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Amplitude of low-frequency fluctuation (ALFF) may be associated with cognitive impairment in schizophrenia: a correlation study

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Published in 2019 at "BMC Psychiatry"

DOI: 10.1186/s12888-018-1992-4

Abstract: BackgroundCognitive impairments are prominent in schizophrenia (SZ). Imaging studies have demonstrated that functional changes of several areas of the brain exist in SZ patients. The relationships between these two indexes are largely unexplored in SZ.… read more here.

Keywords: alff; correlation; cognitive impairment; impairment ... See more keywords
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Abnormal amplitude of low-frequency fluctuation values as a neuroimaging biomarker for major depressive disorder with suicidal attempts in adolescents: A resting-state fMRI and support vector machine analysis

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Published in 2023 at "Frontiers in Psychology"

DOI: 10.3389/fpsyg.2023.1146944

Abstract: Objective Major depressive disorder (MDD) is associated with suicidal attempts (SAs) among adolescents, with suicide being the most common cause of mortality in this age group. This study explored the predictive utility of support vector… read more here.

Keywords: mdd; support vector; suicidal attempts; depressive disorder ... See more keywords

CACNA1C Gene rs11832738 Polymorphism Influences Depression Severity by Modulating Spontaneous Activity in the Right Middle Frontal Gyrus in Patients With Major Depressive Disorder

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Published in 2020 at "Frontiers in Psychiatry"

DOI: 10.3389/fpsyt.2020.00073

Abstract: Objectives This study aimed to examine whether the CACNA1C gene rs11832738 polymorphism and major depressive disorder (MDD) have an interactive effect on the untreated regional amplitude of low-frequency fluctuation (ALFF) and to determine whether regional… read more here.

Keywords: rs11832738 polymorphism; cacna1c; alff; depression severity ... See more keywords