Apolipoprotein A1, serum
Clinical Background:
Apolipoprotein A1 is the apolipoprotein associated with HDL. It functions as an activator of lecithin cholesterol acetyltransferase, which is involved in lipid uptake.
Apolipoprotein A1 is the apolipoprotein associated with HDL. It functions as an activator of lecithin cholesterol acetyltransferase, which is involved in lipid uptake.
Test Details
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Discipline:
Biochemistry
Biochemistry
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Specimen Container Adult:
Serum (SST or plain tube)
Serum (SST or plain tube)
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Specimen Container Paediatric:
Serum (SST or plain tube)
Serum (SST or plain tube)
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Minimum Volume Adult:
1 mL blood
1 mL blood
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Minimum Volume Paediatric:
0.5 mL blood
0.5 mL blood
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Sample Stability:
Unseparated sample: unknown
Separated sample: 24 hours at 15-25°C, 8 days at 2-8°C, 3 months at -20°CUnseparated sample: unknown
Separated sample: 24 hours at 15-25°C, 8 days at 2-8°C, 3 months at -20°C -
Transport Requirements:
Ambient temperature
Ambient temperature
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Interpretation:
Decreased levels are associated with an increased risk of atherosclerosis. Increased levels appear to exert a protective effect. Markedly decreased Apolipoprotein A1 is associated with Tangiers dis...
Read MoreDecreased levels are associated with an increased risk of atherosclerosis. Increased levels appear to exert a protective effect. Markedly decreased Apolipoprotein A1 is associated with Tangiers disease.
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Reference Ranges:
Men: 1.04-2.02 g/L
Women: 1.08-2.25 g/LMen: 1.04-2.02 g/L
Women: 1.08-2.25 g/L -
Other Info:
Lithium heparin plasma samples also acceptable
Lithium heparin plasma samples also acceptable
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Routine Contact Name:
Duty Biochemist
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Routine Telephone:
Freeman: 0191 244 8889
RVI: 0191 282 9719
Freeman: 0191 244 8889
RVI: 0191 282 9719
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Routine Email:
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Specialist Test:
Yes
Yes
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Specialist Contact Name:
Endocrine Lab
Endocrine Lab
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Specialist Telephone:
0191 282 4025
0191 282 4025