Modern society has an unhealthy relationship with medical progress. We crave miracles, celebrate breakthroughs and search for definitive cures. Anything less is often dismissed as failure. Yet the history of medicine suggests that the greatest victories rarely arrive with fanfare. They emerge through persistence, incremental gains and decades of work that transform once-fatal diagnoses into manageable conditions. Few diseases illustrate this better than pancreatic cancer.

Among the most feared of malignancies, it is frequently detected late, spreads aggressively and has stubbornly resisted many of the therapeutic advances that have reshaped the treatment of other cancers. For years, the outlook for patients with advanced pancreatic cancer has remained grim despite enormous investments in research. That is why recent developments in targeted cancer therapy deserve attention beyond the scientific community. Not because they represent a miracle cure, but because they reveal how progress actually happens. Researchers have succeeded in attacking biological mechanisms that were once considered beyond the reach of medicine.

These pathways, implicated in a substantial proportion of cancers, had........

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