US2022347110A1PendingUtilityA1

Membrane lipid coated nanoparticles and method of use

Assignee: COASTAR THERAPEUTICS INCPriority: Apr 21, 2017Filed: Jul 7, 2022Published: Nov 3, 2022
Est. expiryApr 21, 2037(~10.7 yrs left)· nominal 20-yr term from priority
A61K 9/5184A61K 9/0019C12N 2710/10332A61K 35/761A61K 9/5192A61K 9/5068C12N 7/00
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Claims

Abstract

Disclosed is a nanoparticle comprising an inner core comprising a virus; and an outer surface comprising a cellular membrane derived from a cell, and process of making thereof. The virus is an oncolytic virus and cellular membrane is derived from for example red blood cells.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
         1 . A nanoparticle comprising an inner core comprising a single virus coated with an outer surface comprising a cellular membrane derived from a cell. 
     
     
         2 . The nanoparticle of  claim 1  wherein said virus is an oncolytic virus. 
     
     
         3 . The nanoparticle of  claim 1 , wherein said oncolytic virus is herpesvirus; vaccinia virus;
 reovirus; adenovirus; measles virus, parvovirus, or combinations thereof   
     
     
         4 . The nanoparticle of  claim 1  wherein said virus is adenovirus. 
     
     
         5 . The nanoparticle of  claim 1  wherein said cell is a blood cell, an adipocyte, a stem cell, an endothelial cell, an exosome, a secretory vesicle, or a synaptic vesicle. 
     
     
         6 . The nanoparticle of  claim 5  wherein said blood cell is red blood cell, white blood cell, or platelet. 
     
     
         7 . The nanoparticle of  claim 6  wherein said blood cell is red blood cell. 
     
     
         8 . A nanoparticle comprising a single virus inner core coated with an outer surface comprising a cellular membrane derived from a cell produced by combining said inner core, and said outer surface in a non-salt water solution; applying sonication to said solution to form the nanoparticle. 
     
     
         9 . The nanoparticle of  claim 8 , wherein said non-salt water solution is a sugar solution. 
     
     
         10 . The nanoparticle of  claim 9 , wherein said sugar solution is sucrose, or dextrose containing solution. 
     
     
         11 . The nanoparticle of  claim 8  wherein said virus is an oncolytic virus. 
     
     
         12 . The nanoparticle of  claim 11 , wherein said oncolytic virus is herpesvirus; vaccinia virus;
 reovirus; adenovirus; measles virus, parvovirus, or combinations thereof.   
     
     
         13 . The nanoparticle of  claim 12  wherein said virus is adenovirus. 
     
     
         14 . The nanoparticle of  claim 8  wherein said cell is a blood cell, an adipocyte, a stem cell, an endothelial cell, an exosome, a secretory vesicle, or a synaptic vesicle. 
     
     
         15 . The nanoparticle of  claim 14  wherein said blood cell is red blood cell, white blood cell, or platelet. 
     
     
         16 . The nanoparticle of  claim 15  wherein said blood cell is red blood cell.

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