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Erythrocyte Sedimentation Rate (ESR) Test

Erythrocyte Sedimentation Rate (ESR) Test Overview The erythrocyte sedimentation rate (ESR) test measures the erythrocyte sedimentation rate, which is how quickly red blood cells settle at the bottom of a blood sample. Doctors cannot use the results of the test to...

C-Reactive Protein (CRP) Test

C-Reactive Protein (CRP) Overview The body produces C-reactive protein (CRP) in response to inflammation. Measuring the amount of C-reactive protein in the blood can help diagnosis and monitoring of rheumatoid arthritis. Rheumatoid Arthritis (RA) is an autoimmune...

Rheumatoid Factor (RF)Test

Rheumatoid Factor (RF) Overview Rheumatoid factors (RF) are proteins produced by the immune system. These proteins attack healthy cells in the body. High RF levels in the blood can indicate an autoimmune disease, such as rheumatoid arthritis (RA). Usually, the immune...

Antinuclear Antibody-(ANA) Test

Antinuclear Antibody-(ANA) Test Overview An antinuclear antibody (ANA) test is a blood test that looks for certain kinds of antibodies in your body. It’s also known as ANA or FANA (fluorescent antinuclear antibody) test. Antibodies are proteins made by the immune...

Rheumatoid Arthritis (RA) Samples

Bay Biosciences provides high quality, clinical grade, samples, cryogenically preserved matched K2EDTA plasma, sera (serum) and peripheral blood mononuclear cells (PBMC) biofluid samples from rheumatoid arthritis (RA) patients. The K2EDTA plasma, sera (serum) and PBMC...