15/06/2026 04:57 - Salud
Ilustración científica 3D de bacterias fluorescentes atacando células tumorales en tejido orgánico, con tonos azules y púrpuras que evocan microscopía médica moderna
Scientists have achieved a revolutionary discovery in the field of oncology: genetically modified bacteria successfully significantly reduced liver and pancreas tumors in laboratory mice. This finding, published on June 14, 2026, represents a new frontier in developing therapies against two of the most aggressive and difficult-to-treat cancer types.
Researchers used specific bacteria that, once introduced into the organism, can locate and attack tumor cells selectively, without damaging surrounding healthy tissue. This approach represents an innovative alternative to traditional treatments like chemotherapy and radiation therapy.
The mechanism of action of these bacteria is based on their natural capacity to proliferate in low-oxygen environments, a common characteristic of solid tumors. Scientists exploited this property to transform them into true Trojan horses against cancer.
Once the bacteria reach the tumor, they release genetically programmed therapeutic agents that attack cancer cells from within. This method allows for much more precise and localized action than conventional systemic treatments, potentially reducing the devastating side effects associated with traditional cancer therapies.
Although results in murine models are extremely promising, scientists warn that a long path remains before this therapy can be applied to human patients. Clinical trials in humans are a complex process requiring multiple phases of safety and efficacy evaluation.
However, this discovery opens new doors in oncological research and could lead to developing more effective and less invasive treatments for cancer types that currently have very unfavorable prognoses.
The research represents a significant advance in the field of bacterial oncology, an emerging area of study seeking to use modified microorganisms to fight cancer. While application in humans is still in development, results demonstrate the remarkable potential of this therapeutic approach for future generations of patients.
Source: Infobae
Alfredo S. Quiroga
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