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✦ The Dispatch

Cancer-associated fibroblasts in head and neck tumours: signalling networks and therapeutic implications with insights from vestibular schwannoma

A dispatch from PubMed — filed

Cancer-associated fibroblasts (CAFs) are heterogeneous stromal cells that influence extracellular matrix (ECM) organisation, tumour-cell state, immunity, and treatment response in head and neck squamous cell carcinoma (HNSCC). This review synthesises evidence on CAF origins and states and on the transforming growth factor beta (TGF-β), Wnt/β-catenin, PI3K/AKT/mTOR, and Hippo-YAP/TAZ networks that mediate fibroblast...

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✦ The floor

Discussion

Signed responses from readers of the wire.

✦ Clinical Takeaway ✦

No actionable change for current audiology or hearing-implant clinical practice; this is a basic-science review relevant to researchers exploring tumour biology and future drug targets for vestibular schwannoma.

✦ Why It Matters ✦

Identifying how cancer-associated fibroblasts support vestibular schwannoma growth may open new therapeutic avenues for a tumour that currently lacks effective non-surgical systemic treatment.

✦ Key Points ✦
  1. 01Review maps signalling pathways by which cancer-associated fibroblasts (CAFs) promote tumour growth in head and neck cancers.
  2. 02Vestibular schwannoma — a benign tumour on the hearing and balance nerve — is used as a translational model.
  3. 03Insights may inform novel drug targets beyond surgery and radiation for schwannoma management.
  4. 04No new clinical trial data is presented; findings are synthesised from existing literature.
  5. 05Relevant primarily to neuro-otology researchers and oncology scientists rather than front-line audiologists.
✦ Claims & Evidence ✦

Cancer-associated fibroblasts play a significant role in the signalling networks that drive head and neck tumour progression.

studypartially supported

Vestibular schwannoma can serve as a useful model for studying CAF-mediated tumour biology.

opinionunclear
✦ Research metadata ✦
PMID
42865810
DOI
10.3389/fcell.2026.1927031.
Journal
Frontiers in Cell and Developmental Biology
Publication type
review
Evidence level
5
Population
Not applicable — literature review of head and neck tumour biology including vestibular schwannoma
Intervention
Cancer-associated fibroblast signalling pathways in head and neck tumours

Primary outcomes

Characterisation of CAF signalling networks in head and neck cancers; Therapeutic implications for vestibular schwannoma management

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