Reply to XL Wang

Reply to Wang and Zhang.

1. An additional updated literature search had been conducted by the authors (D. Menzies and H. Hussain) to identify additional studies that had been published since the last systematic review and might otherwise have been included in the individual patient data (IPD). Of 523 titles identified, 30 were selected for full text review. Thirteen were additional reports on the cohorts that were alre...

Reply to Wang and Liang.

TO THE EDITOR—We thank Drs Wang and Liang for their comments. Mass drug administration (MDA) is not sustainable even in the short term and should not be advocated. Numerous epidemiological studies from around the world, dating back to the early 1980s, have shown that the impact of praziquantel on the prevalence, intensity, and morbidity of disease is short-lived and that in highly endemic areas...

Wang and Brady Reply.

Reply to Wang and Chen: An ancient origin of magnetotactic bacteria.

Our recent paper (1) reports an ancient origin ofmagnetotactic bacteria (MTB) before or near the divergence between the phyla Nitrospirae and Proteobacteria, which has implications for the Archean geomagnetic field and paleoenvironment. Wang and Chen (2) appear to have misunderstood our paper, noting that we only consider the inference of a magnetotactic ancestor of Proteobacteria and Nitrospir...

The Authors’ Reply