The hemolymph was diluted in 4 volumes of sterilized phosphatebuffered
saline (PBS) and stored in 0.3ml aliquots at−80 °C. An aliquot
of hemolymph was thawed, centrifuged at 3000 ×g for 10 min at 4 °C,
and the supernatant diluted 1:1000 in PBS to generate a YHV inoculum
for use in experiment 1.