Geron shares plunge as J&J as­sess­es an­oth­er set­back for ime­tel­stat

Geron man­aged to sore­ly dis­ap­point in­vestors this morn­ing, watch­ing its share price $GERN plunge 27% af­ter in­ves­ti­ga­tors at J&J cut loose a low dose of their part­nered can­cer drug ime­tel­stat and sus­pend­ed en­roll­ment on the high end un­til it gets a bet­ter look at more ma­ture da­ta from pa­tients who have al­ready been treat­ed.

The com­pa­ny says that the low 4.7 mg/kg dos­ing arm reg­is­tered a dis­ap­point­ing re­sponse, adding that those pa­tients would be giv­en a chance to trans­fer to the 9.4 mg/kg dose.

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