Prof. Martin Hibberd: I have no direct conflict of interest, although I do have funding related to
Dengue virus sequencing, with funding from various charities and commercial companies such as J&J and recent funding from the MRC Newton fund to sequence Zika viruses in Cape Verde.
Chen and her colleague Guan - Zhu Han, an evolutionary biologist based at Nanjing Normal University, Nanjing, China, evaluated
all dengue virus sequences from China available in the public database GenBank — about 1,000 - 4,000 samples each for the four dengue serotypes (DENV 1 - 4), for almost 10,000 total.