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Fundamental cancer metabolism dogma revisited

Researchers at Massachusetts General Hospital discovered that non-dividing colon cancer cells employ Warburg glycolysis to reduce toxic reactive oxygen species accumulation. This adaptation challenges the long-held dogma of the Warburg effect, highlighting the need for single-cell level analysis tools.

SourceMassachusetts General Hospital·JournalNature Communications·TypeExperimental study·DateMar 22, 2022

When cancer “met” its match: New study shows metformin-dependent antitumor immunity

A recent study led by Okayama University scientists found that metformin activates a subset of immune cells called CD8+ T-lymphocytes to attack and kill tumor cells. The study revealed that metformin increases the production of reactive oxygen species in these cells, which activates growth pathways and allows for proliferation.

SourceOkayama University·JournalJournal for ImmunoTherapy of Cancer·TypeExperimental study·DateNov 12, 2021

Nutty stimulant revealed as anticancer tool

Arecoline, an analog of nicotine, has been identified as an inhibitor of the enzyme ACAT1, which contributes to the Warburg effect in cancer cells. Researchers found that arecoline steers cells' metabolism away from glycolysis, inhibiting growth in human lung cancer and leukemia cells.

SourceEmory Health Sciences·JournalMolecular Cell·DateNov 17, 2016