New DNA sequencing method to diagnose tuberculosis
Wednesday, September 24, 2014 - 05:33
in Biology & Nature
A new approach to the diagnosis of tuberculosis (TB) has been developed by researchers working in the UK and The Gambia that relies on direct sequencing of DNA extracted from sputum -- a technique called metagenomics -- to detect and characterize the bacteria that cause TB without the need for time-consuming culture of bacteria in the laboratory.