http://www.huffingtonpost.co.uk/201...-brains_n_6081094.html?utm_hp_ref=mostpopular
In a 33-patient study, 40% were found to have the virus, originally thought not to infect humans. "All those infected with the virus were processing visual information around 10 per cent slower than those who weren't infected." This was replicated in mice.
Link to PNAS paper (which I haven't looked at) here:
http://www.pnas.org/content/early/2014/10/23/1418895111
In a 33-patient study, 40% were found to have the virus, originally thought not to infect humans. "All those infected with the virus were processing visual information around 10 per cent slower than those who weren't infected." This was replicated in mice.
Link to PNAS paper (which I haven't looked at) here:
http://www.pnas.org/content/early/2014/10/23/1418895111