<p>Vitamin B6 is beneficial in many ways, notably for its role in maintaining a strong immune system. However, when pancreatic cancer develops, its cells also need vitamin B6 to replicate. During the ensuing tug of war over a limited supply of vitamin B6, pancreatic cancer almost always emerges as the victor. A researcher at the University of Oklahoma College of Medicine is following a promising trail of clues in an effort to reverse that reality. Mehla describes, in a recent publication in the journal <em>Cancer Discovery</em>, the role of vitamin B6 in healthy people and when pancreatic cancer is present.</p>