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25 June, 2024
 
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Vaccine triggers robust immune response against brain cancer

Revolutionary mRNA cancer vaccine sparks hope in battle against deadly glioblastoma

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In groundbreaking trials, scientists have unveiled a pioneering mRNA cancer vaccine, igniting a robust immune response to combat deadly brain tumors. The experimental vaccine, tested on four adult patients and ten pet dogs afflicted with naturally occurring brain tumors, demonstrated promising results, prompting researchers to deem it a potential game-changer in the fight against treatment-resistant cancers.

Published in the journal Cell, the findings indicate a significant breakthrough in cancer treatment, particularly for glioblastoma, the most aggressive form of brain tumor. Developed by a team from the University of Florida, the vaccine leverages mRNA technology, akin to Covid-19 vaccines, with a personalized approach tailored to each patient's tumor cells.

Glioblastoma, notorious for its grim prognosis, typically affords patients a mere 15-month survival window with standard treatment modalities.

Extracting genetic material from surgically removed tumors, researchers synthesized mRNA and encapsulated it within lipid nanoparticles for delivery. This process aims to "educate" the immune system to recognize and attack tumor cells, mimicking a viral threat. Notably, the vaccine elicited a rapid immune response within 48 hours of administration, transitioning the tumor microenvironment from "cold" to "hot," signifying heightened immune activity.

Glioblastoma, notorious for its grim prognosis, typically affords patients a mere 15-month survival window with standard treatment modalities. However, early results from the trial suggest prolonged disease-free survival or extended lifespan among vaccinated patients. Dogs enrolled in the trial, which also suffer from terminal brain cancer, exhibited similarly encouraging outcomes, living significantly longer than expected.

The success of the vaccine, validated across pre-clinical mouse models, pet dogs, and human patients, underscores its potential to revolutionize cancer therapy. With plans underway for an expanded clinical trial involving up to 24 patients, researchers are optimistic about translating these findings into tangible clinical benefits, offering renewed hope for patients battling this formidable disease.

[Source: Metro.co.uk]

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Cyprus  |  cancer  |  health  |  vaccine

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