We also infected mice with attenuated Type I parasites and detected parasites in the brain and meningeal homogenate in a number of mice between 5 and 20 days post infection (Figure 3D). (journals.plos.org)
Two cats also had similar vascular changes in meningeal vessels. (pubfacts.com)
Kipnis and his colleagues had previously shown that a type of white blood cell called a T cell (shown above) in the meninges is associated with significant influence on cognition and hence were curious about the role of meningeal immunity on brain function. (scientificamerican.com)