Turning off a gene called KIF14 made a childhood brain tumor easier to treat in lab tests
Original title: KIF14 silencing suppresses cell proliferation and enhances chemosensitivity by modulating 53BP1 nucleocytoplasmic shuttling in non-WNT/non-SHH medulloblastoma.
How far along is this research?
- Lab cells
- Animals
- Review
- Tested in people
This was done in animals, not people. Most findings at this stage never become treatments.
This was only done in tumor cells in the lab and in mice.
The short version
In lab dishes and in mice, blocking a gene called KIF14 slowed medulloblastoma growth and made a chemotherapy drug work better.
What was studied. Researchers studied medulloblastoma, the most common cancerous brain tumor in children. They looked at the Group 3 and Group 4 types, which have few treatment options. They checked patient gene data in a public database, then turned off the KIF14 gene in tumor cells and in mice with these tumors in the brain.
What they found. In the patient gene data, tumors with high levels of KIF14 were linked to a worse outcome. When KIF14 was switched off, the tumor cells could not divide properly. They stopped growing and began to die. Switching off KIF14 also blocked the cells from repairing their damaged DNA, so the chemotherapy drug cisplatin did more damage to them. In cells and in mice, cisplatin worked better when KIF14 was switched off.
What this means, and what it doesn't
What it could mean: This points to KIF14 as a possible target for future treatment. If a drug could block KIF14, it might help chemotherapy work better against these hard to treat tumors. That idea now has to be tested much further.
What it doesn't mean: This does not mean a new treatment is coming soon. The work was done in tumor cells in the lab and in mice, not in children. There is no drug yet that blocks KIF14 in people. Nothing here has been tested for safety in patients, and it is not a cure.
Source: PubMed, July 14, 2026 · Read the original
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