Jasper's cell ther­a­py con­di­tion­ing agent shows promise in small study; Vi­iV's Ruko­bia sees ap­proval in Eu­rope

Jasper Ther­a­peu­tics, broad­ly aimed at mak­ing cell ther­a­py safer, re­leased pre­lim­i­nary da­ta for its com­ple­ment to stem cell trans­plants on Mon­day.

The biotech is run­ning an open-la­bel Phase I tri­al of its lead pro­gram JSP191, an an­ti-CD117 mon­o­clon­al an­ti­body that tar­gets the stem cell fac­tor re­cep­tor, as a con­di­tion­ing agent in pa­tients aged 65 to 74 with myelodys­plas­tic syn­dromes or acute myeloid leukemia that are un­der­go­ing blood cell trans­plan­ta­tion. Six pa­tients have re­ceived the treat­ment thus far, and all six showed suc­cess­ful en­graft­ment.

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