Partner Therapeutics, Inc. (PTx), a commercial biotechnology company, announced that the U.S. Food and Drug Administration (FDA) has granted orphan drug designation to Leukine® (sargramostim), a yeast-derived recombinant human granulocyte-macrophage colony stimulating factor (rhuGM-CSF), for the potential treatment of Stage IIb-IV melanoma.
September 19, 2019
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