ByJulieSteenhuysenCHICAGO,Oct17(Reuters)-Anantibioticusedtotreatseverebacterialinfectionsshowedpromiseattreatingahighlydrug-resistantanddeadlyformoftuberculosis,U.S.governmentandSouthKoreanresearcherssaidonWednesday.The武汉公,publishedintheNewEnglandJournalofMedicine,isthefirstscientificallyrigorousclinicaltrialofPfizer'santibioticlinezolid,orZyvox,inpatientswithextensivel...