Why the difficulty of developing treatments for brain diseases is so high

(1)I want to make a blue mouse
(2)I made it
(3)Q. How
(4)When I poured pigment into the blood vessels, my gut turned blue
(5)Uh, but dissecting doesn’t make all the organs blue
(6)Only the brain isn’t dyed. There’s a monolith in the brain!!
(7)The brain is like a shield that prevents blood from penetrating into the brain
(8)I think there’s silver!
(9)Let’s call this blood brain barrier!
(10)subsequent circumstances
(11)2 Korean UCB Pharmaceutical Shares
(12)Pfizer Pharmaceuticals Korea 2
(13)Pfizer Korea Pfizer Co., Ltd
(14)It’s the brain of a pharmaceutical company. It’s a really good drug
(15)UCB Pharmaceutical Korea Co., Ltd
(16)Price Korea Pfizer Pharmaceuticals 2

(1)Pliser Korea Pfizer Co., Ltd
(2)If you don’t take this medicine, you’ll fall behind!!!!!
(3)Sugar, hhhhh
(4)Come here
(5)Come on, sweet brain sweet
(6)Alcohol nicotine hhhh
(7)Come here
(8)Come back after eating
(9)UCB Pharmaceutical Korea Co., Ltd
(10)Korea Pfizer Pharmaceutical Co., Ltd
(11)Pfizer Korea Pfizer Co., Ltd
(12)Are you crazy
(13)Why the difficulty of developing treatments for brain diseases is so high