It looked Monday as if two of biotech’s long-suffering names might finally be biting the dust. Genta Inc. threw in the towel on beleaguered antisense drug Genasense (oblimersen sodium), after a final analysis of a Phase III melanoma trial – and a previous Phase III melanoma trial, and a Phase III chronic lymphocytic leukemia trial, and a Phase III multiple myeloma trial, and a melanoma approval bid, and a CLL approval bid, and a second CLL approval bid – failed. Meanwhile La Jolla Pharmaceutical Co., which already abandoned lupus drug Riquent (abetimus sodium) after years of mixed data and failed...