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Pancreatic cancer resistance mechanisms

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2026-10-13 21:16 UTC → 2026-10-28 00:01 UTC · added ~~removed~~

Scientific research has identified two distinct mechanisms that contribute to the resilience and treatment resistance of pancreatic cancer. Initial findings revealed that certain cells, described as “architects,” manipulate the protein fibrin to create a structural network. This network acts as a “biological shield” that protects the tumor mass from the immune system by preventing natural protein degradation. Subsequent studies involving single-cell analysis of pancreatic ductal adenocarcinoma (PDAC) have further detailed how tumor subpopulations evade medical intervention. Researchers discovered that cancer cells continuously reshape their DNA, allowing different clones to evolve in parallel within a single tumor. This genetic heterogeneity enables specific cell clusters to resist therapy and drives metastasis. Recent research, including studies by NYU Langone Health and UC San Diego, has expanded on this genetic reconfiguration. By analyzing nearly half a million single cells, investigators found that these subpopulations can transition between different subtypes, such as shifting from classical to more aggressive basal subtypes. This evolutionary process is often marked by increased activity in specific genes, such as MYC, which facilitates the cancer's ability to spread and resist medical treatments.

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