Nephelometry and turbidimetry are methods used to measure scattered light that can help with quantitation of serum proteins. 

In an indirect ELISA method designed to detect antibody to a viral pathogen in patient serum, the conjugate used should be: 

Which of the following is a characteristic of cytokines?

This type of immunoassay can measure trace amounts of analytes but has a short shelf life and can cause laboratory safety hazards. 

Which factor is associated with factor H to inactivate complement components?

What region of the antibody will bind to complement proteins?

This assay is useful in measuring cytokines by detecting and enumerating individual cytokine-secreting cells.

Pregnancy testing is based upon the detection of which hormone?    

Name  a lab procedure.

Foodborne illnesses are often caused by which of the following?