At the end of the article, "This work was supported by the Howard Hughes Medical Institute, the Bill & Melinda Gates Foundation (INV-021989), the National institutes of Health (NIAID Consortia for HIV/AIDS Vaccine Development UM1-AI144371, P01 AI158571, ..."
At the end of the article, "This work was supported by the Howard Hughes Medical Institute, the Bill & Melinda Gates Foundation (INV-021989), the National institutes of Health (NIAID Consortia for HIV/AIDS Vaccine Development UM1-AI144371, P01 AI158571, ..."
...AND that tells us all we need to know