Study Status: Completed
Recruit Status: Completed
Study Type: Interventional
Official Title: Phase II Study of Bortezomib (PS-341) for Patients With Advanced Bronchiolo-Alveolar Carcinoma (BAC) or Adenocarcinoma With BAC Features
Brief Summary: This phase II trial is studying how well bortezomib works in treating patients with stage IIIB or stage IV lung cancer. Bortezomib may stop the growth of tumor cells by blocking some of the enzymes needed for cell growth.