The Blood–Brain Barrier
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4292164The BBB is not a single entity, but a series of different properties possessed by the CNS ECs and regulated by interactions with different neural, vascular, and immune cells; thus, a more exhaustive approach to understanding how different pathways regulate each aspect of the BBB is required to fully understand this barrier.
Boris Lvin — LiveJournal - bbb
bbb.livejournal.comThe Secretary of Labor, acting through the Occupational Safety and Health Administration, recently enacted a vaccine mandate for much of the Nation's work force. The mandate, which employers must enforce, applies to roughly 84 million workers, covering virtually all employers with at least 100 employees.