I trust NIH so my confidence that they write corresponds to truth is high even for the scientific interpretation of truth.
And that's what they wrote:
> Pigs were considered prion resistant as no natural cases have been observed despite a large population and being fed intensely with feedstuffs containing animal derived protein. However, it has been demonstrated that BSE is able to infect pigs albeit with low efficiency [...]
So, no, pigs are not resistant but more resistant than cattle and humans.
Here I did that for you:
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3510857/
I trust NIH so my confidence that they write corresponds to truth is high even for the scientific interpretation of truth.
And that's what they wrote:
> Pigs were considered prion resistant as no natural cases have been observed despite a large population and being fed intensely with feedstuffs containing animal derived protein. However, it has been demonstrated that BSE is able to infect pigs albeit with low efficiency [...]
So, no, pigs are not resistant but more resistant than cattle and humans.