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beta-Receptor respo...
beta-Receptor response to noradrenaline in cluster headache. A study of adipose tissue lipolysis
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Meyer, EL (author)
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- Waldenlind, E (author)
- Karolinska Institutet
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- Marcus, C (author)
- Karolinska Institutet
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(creator_code:org_t)
- 2016-11-25
- 2006
- English.
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In: Cephalalgia : an international journal of headache. - : SAGE Publications. - 0333-1024. ; 26:7, s. 831-836
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Abstract
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- We have previously shown decreased lipolysis in both phases of cluster headache (CH), as an indication of a sympathetic dysregulation. Reduced lipolysis could be a result of diminished β-receptor sensitivity in adipose tissue. The aim of this study was to measure the lipolytic response to noradrenaline in 10 CH patients in remission and in 10 healthy subjects, to estimate β-receptor function. Microdialysis technique was used to measure the increase of glycerol, the end-product of lipolysis, during infusion of noradrenaline into the adipose tissue. Noradrenaline infusion resulted in a distinct elevation of glycerol. The average glycerol increase was significantly higher in CH patients (121± ± 48) than in healthy subjects (77± ± 41) ( P < 0.05), which indicates increased β-receptor response to noradrenaline in CH patients in remission. This may be due to up-regulated β-receptor sensitivity, secondary to reduced sympathetic outflow and a primary autonomic disturbance in CH.
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