5395924 Blocked lectins; methods and affinity support for making the same using affinity ligands; and method of killing selected cell populations having reduced non-selective cytotoxicity : Blattler Walter A; Lambert John M; Goldmacher Victor S; Chari Ravi V; Scott Charles F; Kostuba Linda J; Moroney Simon E; Collison Albert R Brookline, MA, United States Assigned to Dana-Farber Cancer Institute Inc