TNFSF13B and malaria: Furthermore, no correlation was found between APRIL and BAFF plasma levels during both acute and convalescent phases of P. vivax (r = 0.245, P = 0.296; r = −0.103, P = 0.665, D0 and D15, respectively) and P. falciparum (r = −0.099, P = 0.739; r = 0.013, P = 0.964, D0 and D15, respectively) malaria.