Review Article

The PCR-Based Diagnosis of Central Nervous System Tuberculosis: Up to Date

Figure 1

Schemata of the principles of polymerase chain reaction (PCR) assay techniques. (a) A schema indicating the basic principle of PCR assay. (b) A schema indicating the principle of nested PCR assay. (c) A schema indicating the principle of real-time (TapMan) PCR assay.
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(a)
831292.fig.001b
(b)
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(c)