Structure The blood–brain barrier consists quite simply of the walls of the small brain vessels, which are structured differently here than in the rest of the body. The endothelial cells play an important role. These are the cells that form the walls of the tiny blood vessels in the brain. These so-called capillary vessels have … Structure | Blood-Brain Barrier
Changes in the blood-brain barrier in multiple sclerosis Structural changes in the area of the blood–brain barrier lead to a loss of integrity (intactness of the blood-brain barrier), which promotes the development of various diseases, such as multiple sclerosis (MS). In multiple sclerosis, inflammatory demyelinating processes in the central nervous system (brain and spinal cord) … Changes in the blood-brain barrier in multiple sclerosis | Blood-Brain Barrier
Bioavailability is a measurable quantity that refers to the active ingredient of drugs. The value corresponds to the percentage of an active ingredient that reaches the systemic distribution in the organism in unchanged form. Thus, bioavailability corresponds to the speed and extent to which a drug reaches absorption and can exert its effect at its … Bioavailability: Function, Role & Diseases
