In an indirect (sandwich) ELISA method designed to detect antibody to the rubella virus in patient serum, the conjugate used should be:

Cerebrospinal fluid for glucose assay should be:

A patient has a history of mild hemorrhagic episodes. Laboratory results include a prolonged prothrombin time and activated partial thromboplastin time. The abnormal prothrombin time was corrected by normal and adsorbed plasma, but not aged serum. Which of the following coagulation factors is deficient?

Two standard deviations is the acceptable limit of error in the chemistry laboratory. If you run the normal control 100 times, how many of the values would be out of control due to random error?

The following results were obtained on a 35-year-old woman complaining of fatigue and weight loss:Uric acid 6.4 x ng/dL WBC 1.8 x 103/mL RBC 4.6 x 106/mL Platelets 903 x 103/mL DifferentialSegs 30%Bands 17%Lymphs 13%Monos 3%Eos 4%Basos 6%Metamyelos 3%Myelos 20%Promyelos 3%Blasts 1%LAP 0Philadelphia chromosome PositiveThese results are consistent with:

In which of the following conditions would a NORMAL level of creatine kinase be found?

To prepare a physiologic saline solution, dissolve:

Which of the following is characteristic of Bernard-Soulier syndrome?

If the effect of combined antimicrobials is greater than the sum of the effects observed with the two drugs independently, the condition is described as:

Examine the following results of ABO typing tests and state the most probable cause of the discrepancy:Patient’s cells vs Patient’s serum vs Anti-A = 0 A1cells = 2+Anti-B = 0 B cells = 4+Anti-A, B = +/- O cells = 0