3 ms·
You don't need to let them 'eat' it. just introduce it to her body by putting a tiny amount in her mouth is enough to trigger the immune system.
by apexalpha 1y ago
You don't need to let them 'eat' it. just introduce it to her body by putting a tiny amount in her mouth is enough to trigger the immune system.
- classichasclass 1y agoThere is immune tissue in the gut as well (see Peyer's patches et al.), so oral exposure only may not actually be enough.