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CD161 expression of TRM cells counteracts the HPV-associated clinical benefit in oropharyngeal cancer immunotherapy

GSE226620 Homo sapiens (human) Single-cell RNA-seq 30 samples Submitted 2024/06/01 Platform GPL20795
At a glance

Single-cell RNA-seq · human · 30 samples

What it is
Single-cell RNA-seqGene activity measured in thousands of individual cells, so cell types can be told apart. Read from the summary: GEO's own type field only says 'expression profiling by sequencing', so confirm it in the paper.
Organism
Homo sapiens (human)
Topic
Head and neck cancerThis series is part of our curated briefing on it.
Samples
30 samples: 30 samples, each with a distinct title — no replicated groupsGroups are read from the sample names, not from the paper. Check the list below.
Data you can get
A processed table (series matrix) and supplementary files from NCBI; the raw sequencing reads from ENA. Which of these hold counts depends on the study, so check the file list.
Paper
Single-cell analysis reveals cellular and molecular factors counteracting HPV-positive oropharyngeal cancer immunotherapy outcomesJournal for immunotherapy of cancer · 2024
Summary (written by the submitters)
Oropharyngeal squamous cell carcinoma (OPSCC), a distinct head and neck cancer subtype that develops in the oropharynx, is well known to be categorized into human papillomavirus induced (HPV+) and non-HPV induced (HPV-). While HPV+ OPSCC is reported to be clinically advantageous compared to HPV- OPSCC, the heterogeneous responses in HPV+ OPSCC during immunotherapy treatment have not been well characterized at the molecular level.
Read the full summary ↓
In this study, we assess both tumor and immune cells of the OPSCC tumor microenvironment (TME) via single-cell RNA sequencing (scRNA-seq) and single-cell TCR sequencing (scTCR-seq). By dissecting the transcriptome of OPSCC tumor cells, we find that cancer cell transcriptional diversity may be a strong factor in negating HPV associated clinical benefits. By assessing immune cells, we observed molecular antiviral and anti-tumor characteristics of T cells that is associated with HPV infection, and key cell-cell interaction differences among resident memory T cells (Trm), follicular helper T cells, and B cells. Importantly, we identify a novel molecular state within the HPV+ OPSCC that is distinguished by the expression KLRB1 (CD161) in the Trm that inhibits anti-tumor activity, which may further explain the heterogeneous clinical benefits of HPV+OPSCC. Association of KLRB1 expression of Trm and immunotherapy outcome was confirmed via immunofluorescence analysis, suggesting CD161 as a novel therapeutic target to improve cancer treatment of HPV+ OPSCC.
Published in
Single-cell analysis reveals cellular and molecular factors counteracting HPV-positive oropharyngeal cancer immunotherapy outcomes
Cha J, Kim DH, Kim G et al. · Journal for immunotherapy of cancer 2024 · PMID 38857913 · doi:10.1136/jitc-2023-008667
This dataset
Download · which file do I need?

Direct links to NCBI and ENA, no account and no request form. Pick by what you want to do: take the small processed table to look, the supplementary files to re-analyse, or the original raw data to start over.

1 · Just have a look

Processed table

The series matrix: one table of values per sample as the submitters processed it. The smallest download, and it opens in Excel or R. Start here to see what the data look like.

2 · Re-analyse it

Supplementary files

The count tables and other files the authors uploaded. Take only the samples you need, or the whole study as GSE226620_RAW.tar (it can run to tens of gigabytes).

3 · Start from the raw reads

Raw sequencing reads

The original FASTQ files, straight from the sequencer, held at ENA. Large, and you align them yourself, so only choose this if you need to re-process the study from scratch.

What the files usually look like: Single-cell studies usually ship their counts as 10x files (matrix.mtx, barcodes.tsv, features.tsv), an .h5 file, or an .rds / .h5ad object that Seurat or Scanpy can open. Look for those among the supplementary files.

Also filed as BioProject PRJNA940826 and SRA study SRP426637. Searching any of these in the dataset finder brings you back here.

Study design
30 samples, each with a distinct title — no replicated groups

Any grouping that defines a comparison lives in the sample characteristics, which GEO records separately from the titles.

How we read this: Read from 30 sample titles: 30 distinct titles with little repetition. These groups are guessed from the sample names, not taken from the paper, so check them against the sample list below before relying on them.

Samples in this study
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