The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 21, 1985
Filed:
May. 16, 1983
Applicant:
Inventors:
Victor J Hruby, Tucson, AZ (US);
Henry Mosberg, Tucson, AZ (US);
Assignee:
Gibson-Stephens Institute, Tucson, AZ (US);
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07C / ;
U.S. Cl.
CPC ...
514 11 ; 514809 ; 2601 / ;
Abstract
Novel compounds which are capable of binding with enhanced specificity to the delta receptor are disclosed. The compounds are a series of cyclic, conformationally constrained analogs of enkephalins which display exceptional delta receptor specificity. The compounds of the present invention are polypeptides of the formula: ##STR1## wherein R.sup.1 and R.sup.2, which may be the same or different, are hydrogen, methyl, or lower alkyl having 1 to 5 carbon atoms;