Use of nanoparticles coated with red blood cell membranes to treat hemolytic diseases and disorders
AssigneeCellics Therapeutics, Inc.
InventorTien-Li Lee
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AssigneeCellics Therapeutics, Inc.
InventorTien-Li Lee
Estimating the term…
The present invention relates to methods, combinations and pharmaceutical compositions for treating or preventing a hemolytic disease or condition in a mammal, wherein: said hemolytic disease or condition is caused by an attack of said mammal's red blood cells by said mammal's own body, or said mammal is a pregnant mammal and said hemolytic disease or condition of a fetus of said pregnant mammal is caused by an attack of said fetus' red blood cells by an antibody of said pregnant mammal, or said mammal is a baby and said hemolytic disease or condition of said baby is caused by an attack of said baby's red blood cells by an antibody of said baby's mother. The exemplary hemolytic diseases or conditions include hemophagocytic lymphohistiocytosis, an autoimmune disease or condition, or a hereditary hemolytic disease or disorder.
A method for reducing antibody attack in a mammal, which method comprises administering, to a mammal in need of the reduction, an effective amount of a nanoparticle comprising a) an inner core comprising a material selected from the group consisting of poly(lactic-co-glycolic acid) (PLGA), polylactic acid (PLA), polyglycolic acid (PGA), polycaprolactone (PCL), polylysine, and polyglutamic acid, and b) an outer surface comprising a plasma membrane derived from a red blood cell, wherein:
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