Experimental Compounds Push Cancer-Promoting Pathways Into Overdrive in Pancreatic Cancer Cells

Pancreatic cancer remains one of the most difficult cancers to treat, in part because mutations in the KRAS gene are extraordinarily common in pancreatic ductal adenocarcinoma (PDAC). These mutations keep growth-promoting signals switched on, allowing cancer cells to proliferate and survive. Although drugs targeting certain KRAS mutations have emerged in recent years, they work against only a subset of mutant forms, leaving a need for strategies capable of targeting a broader range of KRAS-driven cancers.
A research paper published in Volume 17 of Oncotarget, titled “The anticancer effects of PCAIs in pancreatic cancer cells involve MAPK and PI3K/AKT pathways hyperactivation,” investigated a class of experimental compounds known as polyisoprenylated cysteinyl amide inhibitors, or PCAIs. Rather than simply shutting down signaling pathways normally associated with cancer growth, the researchers uncovered a more unexpected effect: PCAIs pushed some of these pathways into unusually high activity while simultaneously promoting oxidative stress, disrupting cell structure, and triggering cancer cell death.
Full blog post - https://www.oncotarget.org/2026/08/24/experimental-compounds-push-cancer-promoting-pathways-into-overdrive-in-pancreatic-cancer-cells/
DOI - https://doi.org/10.18632/oncotarget.28879
Correspondence to - Nazarius S. Lamango - nazarius.lamango@famu.edu
Abstract video - https://www.youtube.com/watch?v=asbhjME7rFQ
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Keywords - cancer, PCAIs, PDAC, MAPK, PI3K/AKT, KRAS
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