The effect of immunomodulation with the JIM11 antibody on banana embryo germination and plant regeneration. (a) and (b) Embryo cultures 4 week after inoculation on RD2 medium of the control (a) and after the treatment with JIM11 antibody (b). Note light brown colour of treated embryos in Figure (b). (c) and (d) Plant regeneration 4 weeks after inoculation on REG medium showing less regenerated plants after immunomodulation with JIM11 antibody in the Figure (d). Bars, 1 mm.