John T. Simpson
Papers
1
Total Citations
11
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1
About
John T. Simpson has made pioneering contributions to clinical proteomics, with a particular focus on lung cancer diagnostics. His research centers on applying advanced mass spectrometry techniques—especially matrix-assisted laser desorption/ionization (MALDI) mass spectrometry—to analyze protein expression patterns in minimally invasive tissue samples. In his most cited work (2011, 11 citations), Simpson demonstrated that MALDI-MS could reveal decreased calcylcin expression in small cell lung cancer using bronchoscopic biopsy specimens, rather than relying on larger surgical samples obtained after diagnosis. This finding was significant because it suggested that proteomic signatures could be identified earlier in the diagnostic process, potentially enabling more timely treatment decisions. His work highlights the feasibility of using small biopsy samples for molecular profiling, a critical step toward integrating proteomics into routine clinical workflows. Simpson’s research continues to shape the intersection of analytical chemistry and oncology, offering new avenues for biomarker discovery in lung cancer.
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