Glioblastoma breakthrough reveals how brain cancer cells become more aggressive
HealthScience Daily

Glioblastoma breakthrough reveals how brain cancer cells become more aggressive

Scientists found that the thick fluid surrounding glioblastoma brain tumours can make cancer cells smaller and more invasive, potentially explaining why the cancer spreads so aggressively.

Scientists discovered that the thick, sticky fluid surrounding glioblastoma tumors can make brain cancer cells smaller, more flexible, and better at invading surrounding tissue. Even more troubling, some of these changes persist after the cells leave the thick fluid, revealing a previously overlooked mechanism that could help this deadly cancer spread.

The Long Sip
What happened

Researchers in China developed a microfluidic chip to study how the viscous fluid surrounding glioblastoma brain tumours affects cancer cell behaviour.

The detail

The study, published in Microsystems and Nanoengineering, found fluid at the tumour edge is about eight times more viscous than fluid at its centre, and prolonged exposure made cells smaller and more flexible.

What it means

The findings suggest fluid viscosity actively drives cancer aggression, opening a new avenue for understanding why glioblastoma is so difficult to treat.

Full story at Science Daily

What readers are saying

Ivy
It is quite significant that the U-251 and LN-229 cells reacted so differently at a molecular level despite both becoming more flexible. This suggests that future treatments might need to target different genetic pathways depending on the specific cell line involved.
philip_chatswood
The faster travel times observed in adapted cells might simply be a result of the U-251 line activating invasion-associated genes like CD44 rather than a universal physical response to viscosity.
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