[Latest developments in the serodiagnosis of tuberculosis]

In the serodiagnosis of tuberculosis, we are in a period used molecular biological techniques instead of classical methods. PCR (Polymerase Chain Reaction), ELISA (enzyme-linked immunosorbent assay), gas chromatography and mass spectrophotometry are routinely used for this propose in some countries. In this review, the importance and potential of ELISA will be discussed for developing countries.