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ApoA-I Milano stimu...
ApoA-I Milano stimulates lipolysis in adipose cells independently of cAMP/PKA activation.
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- Lindahl, Maria (författare)
- Lund University,Lunds universitet,Glukostransport och proteintrafficking,Forskargrupper vid Lunds universitet,Glucose Transport and Protein Trafficking,Lund University Research Groups
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- Petrlova, Jitka (författare)
- Lund University,Lunds universitet,Dermatologi och venereologi, Lund,Sektion III,Institutionen för kliniska vetenskaper, Lund,Medicinska fakulteten,Dermatology and Venereology (Lund),Section III,Department of Clinical Sciences, Lund,Faculty of Medicine
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- Dalla-Riva, Jonathan (författare)
- Lund University,Lunds universitet,Medicinsk proteinvetenskap,Forskargrupper vid Lunds universitet,Medical Protein Science,Lund University Research Groups
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- Wasserstrom, Sebastian (författare)
- Lund University,Lunds universitet,Glukostransport och proteintrafficking,Forskargrupper vid Lunds universitet,Glucose Transport and Protein Trafficking,Lund University Research Groups
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- Rippe, Catarina (författare)
- Lund University,Lunds universitet,Cellulär biomekanik,Forskargrupper vid Lunds universitet,Cellular Biomechanics,Lund University Research Groups
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- Domingo-Espin, Joan (författare)
- Lund University,Lunds universitet,Medicinsk proteinvetenskap,Forskargrupper vid Lunds universitet,Medical Protein Science,Lund University Research Groups
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- Kotowska, Dorota (författare)
- Lund University,Lunds universitet,Glukostransport och proteintrafficking,Forskargrupper vid Lunds universitet,Glucose Transport and Protein Trafficking,Lund University Research Groups
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- Krupinska, Ewa (författare)
- Lund University,Lunds universitet,Molekylär cellbiologi,Biologiska institutionen,Naturvetenskapliga fakulteten,Molecular Cell Biology,Department of Biology,Faculty of Science
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- Berggreen, Christine (författare)
- Lund University,Lunds universitet,Proteinfosforylering,Forskargrupper vid Lunds universitet,Protein Phosphorylation,Lund University Research Groups
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- Jones, Helena (författare)
- Lund University,Lunds universitet,Molekylär endokrinologi,Forskargrupper vid Lunds universitet,Molecular Endocrinology,Lund University Research Groups
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- Swärd, Karl (författare)
- Lund University,Lunds universitet,Cellulär biomekanik,Forskargrupper vid Lunds universitet,Cellular Biomechanics,Lund University Research Groups
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- Lagerstedt, Jens (författare)
- Lund University,Lunds universitet,Medicinsk proteinvetenskap,Forskargrupper vid Lunds universitet,Medical Protein Science,Lund University Research Groups
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- Göransson, Olga (författare)
- Lund University,Lunds universitet,Proteinfosforylering,Forskargrupper vid Lunds universitet,Protein Phosphorylation,Lund University Research Groups
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- Stenkula, Karin (författare)
- Lund University,Lunds universitet,Glukostransport och proteintrafficking,Forskargrupper vid Lunds universitet,Glucose Transport and Protein Trafficking,Lund University Research Groups
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(creator_code:org_t)
- 2015
- 2015
- Engelska.
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Ingår i: Journal of Lipid Research. - 1539-7262. ; 56:12, s. 2248-2259
- Relaterad länk:
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http://www.ncbi.nlm....
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visa fler...
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http://dx.doi.org/10...
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https://lup.lub.lu.s...
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https://doi.org/10.1...
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Abstract
Ämnesord
Stäng
- ApoA-I, the main protein component of high-density lipoprotein (HDL), is suggested to be involved in metabolic homeostasis. We examined the effects of Milano, a naturally occurring ApoA-I variant, about which little mechanistic information is available. Remarkably, high fat-fed mice treated with Milano displayed a rapid weight loss greater than ApoA-I WT treated mice, and a significantly reduced adipose tissue mass, without an inflammatory response. Further, lipolysis in adipose cells isolated from mice treated with either WT or Milano was increased. In primary rat adipose cells, Milano stimulated cholesterol efflux and increased glycerol release, independently of β-adrenergic stimulation and phosphorylation of hormone sensitive lipase (Ser563) and perilipin (Ser522). Stimulation with Milano had a significantly greater effect on glycerol release compared with WT but similar effect on cholesterol efflux. Pharmacological inhibition or siRNA silencing of ABCA-1 did not diminish Milano-stimulated lipolysis, although binding to the cell surface was decreased, as analyzed by fluorescence microscopy. Interestingly, methyl-β-cyclodextrin, a well-described cholesterol acceptor, dose-dependently stimulated lipolysis. Together, these results suggest that decreased fat mass and increased lipolysis following Milano treatment in vivo is partly explained by a novel mechanism at the adipose cell level comprising stimulation of lipolysis independently of the canonical cAMP/PKA signaling pathway.
Ämnesord
- MEDICIN OCH HÄLSOVETENSKAP -- Medicinska och farmaceutiska grundvetenskaper -- Cell- och molekylärbiologi (hsv//swe)
- MEDICAL AND HEALTH SCIENCES -- Basic Medicine -- Cell and Molecular Biology (hsv//eng)
Publikations- och innehållstyp
- art (ämneskategori)
- ref (ämneskategori)
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Till lärosätets databas
- Av författaren/redakt...
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Lindahl, Maria
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Petrlova, Jitka
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Dalla-Riva, Jona ...
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Wasserstrom, Seb ...
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Rippe, Catarina
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Domingo-Espin, J ...
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visa fler...
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Kotowska, Dorota
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Krupinska, Ewa
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Berggreen, Chris ...
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Jones, Helena
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Swärd, Karl
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Lagerstedt, Jens
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Göransson, Olga
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Stenkula, Karin
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visa färre...
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- MEDICIN OCH HÄLSOVETENSKAP
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MEDICIN OCH HÄLS ...
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och Medicinska och f ...
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och Cell och molekyl ...
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Journal of Lipid ...
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Lunds universitet