Infections, receptors, and autoimmune brain disorders ?

Finding antibodies to receptors can lead to identifying the infections involved with the autoimmune disease..they do not cause the disease but rather help link the infections.

CASPR2: contacti- associated like-2 receptor

Morvan's syndrome and anti-CASPR2
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4793739/

what large infection could this be?

Dopamine Receptor

Tourettes and anti-dopamine2 receptor
https://www.tourette.org/grant/cross-sectional-study-of-dopamine-2-receptor-antibodies-in-patients-with-tourette-syndrome-and-obsessive-compulsive-disorder/

Tourettes, strep and anti-nuclear antibodies
https://www.ncbi.nlm.nih.gov/pubmed/12699862

Strep and anti-dopamine receptor
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3779221/

NMDAR: N-methyl-D-asparatate receptor

antibodies to NMDAR in schizophrenia
https://www.ncbi.nlm.nih.gov/pubmed?Db=pubmed&Cmd=ShowDetailView&TermToSearch=24882425

NMDAR, T.gondii, and schizophrenia
http://journal.frontiersin.org/article/10.3389/fpsyt.2017.00037/full

NMDAR antibodies in first episode schizophrenia
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4358648/

NMDAR dysfunction and schizophrenia
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3608949/

GABA receptor :

GABA receptor with speech/motor ataxia and autism
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4477717/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4251489/

Campylobacteria

Gaba receptors and campylobactera
http://www.pnas.org/content/108/38/16050.long