Antibodies and Carotid Artery Thickening in Antiphospholipid Syndrome
Author Information
Author(s): P.R.J. Ames, J. Delgado Alves, L.R. Lopez, F. Gentile, A. Margarita, L. Pizzella, J. Batuca, G. Scenna, V. Brancaccio, E. Matsuura
Primary Institution: Leeds General Infirmary
Hypothesis
Do antibodies against b2-glycoprotein I complexed with oxidised lipoproteins relate to intima thickening of carotid arteries in primary antiphospholipid syndrome?
Conclusion
The study found that antibodies against b2-glycoprotein I may contribute to arterial thickening in patients with primary antiphospholipid syndrome.
Supporting Evidence
- Patients with primary antiphospholipid syndrome had the highest levels of IgG anti-b2GPI-oxLig-1 antibodies.
- b2GPI-oxLDL complexes were highest in healthy controls.
- PONa inversely correlated with age in the study population.
- IgG anti-b2GPI-oxLig-1 independently predicted paraoxonase activity.
- Intima media thickness was positively correlated with IgG anti-b2GPI-oxLig-1 levels.
Takeaway
This study looked at how certain antibodies might make blood vessels thicker in people with a specific syndrome, showing that these antibodies could be harmful.
Methodology
The study measured various antibodies and paraoxonase activity in patients with primary antiphospholipid syndrome and compared them to healthy controls and other groups.
Potential Biases
Potential biases may arise from the selection of patient groups and the methods used for measuring antibodies.
Limitations
The study had a small sample size and was limited to specific patient groups.
Participant Demographics
The study included 29 patients with primary antiphospholipid syndrome, 10 with idiopathic antiphospholipid antibodies, 17 with inherited thrombophilia, and 23 healthy controls.
Statistical Information
P-Value
p<0.0001
Statistical Significance
p<0.0001
Digital Object Identifier (DOI)
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