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Unformatted text preview: — likes water Hydrophobic — dislikes water To dissolve through cell membrane, need to be sufficiently hydrophobic Must have hydrophobic and hydrophilic parts Cyclohexane Comes from oil Organic chemists study carbon molecules Kekule, organic chemist Circular structure and double bonds Bonds actually the same Benzene — potent poise CHEMICALS Chemicals act the same way when similar structure Amphetamine looks like neurotransmitter dopamine Recognize general properties and similarities Which molecules are more similar Seratonin also called 5HT 5-hydroxytryptamine Bodies need to eat tryptophan makes serotonin from tryptophan intermediary is 5HTP serotonin cannot cross blood-brain barrier amino acids are transported across protein grabs tryptophan and carries from one side to another...
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- Spring '08
- blood-brain barrier, adenosine Blood-brain barrier, blood-brain barrier Diffusion