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C4b-binding protein...
C4b-binding protein in Alzheimer's disease: Binding to Abeta(1-42) and to dead cells.
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Trouw, Leendert A (författare)
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- Nielsen, Henrietta (författare)
- Lund University,Lunds universitet,Enheten för kroniska inflammatoriska och degenerativa sjukdomar,Forskargrupper vid Lunds universitet,Klinisk minnesforskning,Chronic Inflammatory and Degenerative Diseases Research Unit,Lund University Research Groups,Clinical Memory Research
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- Minthon, Lennart (författare)
- Lund University,Lunds universitet,Klinisk minnesforskning,Forskargrupper vid Lunds universitet,Clinical Memory Research,Lund University Research Groups
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visa fler...
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- Londos, Elisabet (författare)
- Lund University,Lunds universitet,Klinisk minnesforskning,Forskargrupper vid Lunds universitet,Clinical Memory Research,Lund University Research Groups
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- Landberg, Göran (författare)
- Lund University,Lunds universitet,Patologi, Malmö,Forskargrupper vid Lunds universitet,Pathology, Malmö,Lund University Research Groups
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Veerhuis, Robert (författare)
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- Janciauskiene, Sabina (författare)
- Lund University,Lunds universitet,Enheten för kroniska inflammatoriska och degenerativa sjukdomar,Forskargrupper vid Lunds universitet,Chronic Inflammatory and Degenerative Diseases Research Unit,Lund University Research Groups
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- Blom, Anna (författare)
- Lund University,Lunds universitet,Proteinkemi, Malmö,Forskargrupper vid Lunds universitet,Protein Chemistry, Malmö,Lund University Research Groups
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(creator_code:org_t)
- Elsevier BV, 2008
- 2008
- Engelska.
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Ingår i: Molecular Immunology. - : Elsevier BV. - 1872-9142 .- 0161-5890. ; 45, s. 3649-3660
- 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
- In the Alzheimer's disease (AD) brain, binding of Clq within the Cl complex, the initiating molecule of the classical complement pathway, to apoptotic cells, DNA and amyloid-beta (Abeta), the major constituent of senile plaques, can initiate complement activation. However, the extent of activation is determined by the balance between activation and inhibition. Fluid-phase complement inhibitor C4b-binding protein (C4BP) was immunohistochemically detected in Abeta plaques and on apoptotic cells in AD brain. In vitro, C4BP bound apoptotic and necrotic but not viable brain cells (astrocytes, neurons and oligodendrocytes) and limited complement activation on dead brain cells. C4BP also bound Abeta(1-42) peptide directly, via the C4BP alpha-chain, and limited the extent of complement activation by Abeta. C4BP levels in cerebrospinal fluid (CSF) of dementia patients and controls were low compared to levels in plasma and correlated with CSF levels of other inflammation-related factors. In conclusion, C4BP binds to dead brain cells and Abeta peptide in vitro, is present in CSF and possibly protects against excessive complement activation in AD brains.
Ämnesord
- MEDICIN OCH HÄLSOVETENSKAP -- Medicinska och farmaceutiska grundvetenskaper -- Immunologi inom det medicinska området (hsv//swe)
- MEDICAL AND HEALTH SCIENCES -- Basic Medicine -- Immunology in the medical area (hsv//eng)
Publikations- och innehållstyp
- art (ämneskategori)
- ref (ämneskategori)
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