Phenylalanine derivatives

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

Reexamination Certificate

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C514S266220, C514S266300, C514S267000, C544S249000, C544S250000, C544S285000

Reexamination Certificate

active

07345049

ABSTRACT:
Specific phenylalanine derivatives and analogues thereof have an antagonistic activity to α4 integrin. They are used as therapeutic agents for various diseases concerning α4 integrin.

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