Fibroblasts regulate the transcriptional signature of human papillomavirus-positive keratinocytes

Persistent human papillomavirus (HPV) infection is necessary but insufficient for viral oncogenesis. Additional contributing co-factors, such as immune evasion and viral integration have been implicated in HPV-induced cancer progression. It is widely accepted that HPV + keratinocytes require co-cult...

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Main Authors: Claire D. James, Rachel L. Lewis, Austin J. Witt, Christiane Carter, Nabiha M. Rais, Xu Wang, Molly L. Bristol
Format: Article
Language:English
Published: Elsevier 2025-06-01
Series:Tumour Virus Research
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2666679024000260
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author Claire D. James
Rachel L. Lewis
Austin J. Witt
Christiane Carter
Nabiha M. Rais
Xu Wang
Molly L. Bristol
author_facet Claire D. James
Rachel L. Lewis
Austin J. Witt
Christiane Carter
Nabiha M. Rais
Xu Wang
Molly L. Bristol
author_sort Claire D. James
collection DOAJ
description Persistent human papillomavirus (HPV) infection is necessary but insufficient for viral oncogenesis. Additional contributing co-factors, such as immune evasion and viral integration have been implicated in HPV-induced cancer progression. It is widely accepted that HPV + keratinocytes require co-culture with fibroblasts to maintain viral DNA as episomes. How fibroblasts regulate viral episome maintenance is a critical knowledge gap. Here we present comprehensive RNA sequencing and proteomic analysis demonstrating that coculture with fibroblasts is supportive of the viral life cycle, and is confirmatory of previous observations. Novel observations suggest that errors in “cross-talk” between fibroblasts and infected keratinocytes may regulate HPV integration and drive oncogenic progression. Our co-culture models offer new insights into HPV-related transformation mechanisms.
format Article
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publishDate 2025-06-01
publisher Elsevier
record_format Article
series Tumour Virus Research
spelling doaj-art-d1605d99e6be4359af2373cacdd4f56e2025-08-20T02:06:19ZengElsevierTumour Virus Research2666-67902025-06-011920030210.1016/j.tvr.2024.200302Fibroblasts regulate the transcriptional signature of human papillomavirus-positive keratinocytesClaire D. James0Rachel L. Lewis1Austin J. Witt2Christiane Carter3Nabiha M. Rais4Xu Wang5Molly L. Bristol6Philips Institute for Oral Health Research, School of Dentistry, Virginia Commonwealth University (VCU), Richmond, VA, USAPhilips Institute for Oral Health Research, School of Dentistry, Virginia Commonwealth University (VCU), Richmond, VA, USAPhilips Institute for Oral Health Research, School of Dentistry, Virginia Commonwealth University (VCU), Richmond, VA, USAVCU Massey Bioinformatics Shared Resource, Richmond, VA, USAPhilips Institute for Oral Health Research, School of Dentistry, Virginia Commonwealth University (VCU), Richmond, VA, USAPhilips Institute for Oral Health Research, School of Dentistry, Virginia Commonwealth University (VCU), Richmond, VA, USAPhilips Institute for Oral Health Research, School of Dentistry, Virginia Commonwealth University (VCU), Richmond, VA, USA; VCU Massey Comprehensive Cancer Center, Richmond, VA, USA; Corresponding author. Philips Institute for Oral Health Research, School of Dentistry, Virginia Commonwealth University (VCU), Richmond, VA, USA.Persistent human papillomavirus (HPV) infection is necessary but insufficient for viral oncogenesis. Additional contributing co-factors, such as immune evasion and viral integration have been implicated in HPV-induced cancer progression. It is widely accepted that HPV + keratinocytes require co-culture with fibroblasts to maintain viral DNA as episomes. How fibroblasts regulate viral episome maintenance is a critical knowledge gap. Here we present comprehensive RNA sequencing and proteomic analysis demonstrating that coculture with fibroblasts is supportive of the viral life cycle, and is confirmatory of previous observations. Novel observations suggest that errors in “cross-talk” between fibroblasts and infected keratinocytes may regulate HPV integration and drive oncogenic progression. Our co-culture models offer new insights into HPV-related transformation mechanisms.http://www.sciencedirect.com/science/article/pii/S2666679024000260StromaHuman papillomavirusOropharyngeal cancerMicroenvironmentFibroblastsTranscriptional reprogramming
spellingShingle Claire D. James
Rachel L. Lewis
Austin J. Witt
Christiane Carter
Nabiha M. Rais
Xu Wang
Molly L. Bristol
Fibroblasts regulate the transcriptional signature of human papillomavirus-positive keratinocytes
Tumour Virus Research
Stroma
Human papillomavirus
Oropharyngeal cancer
Microenvironment
Fibroblasts
Transcriptional reprogramming
title Fibroblasts regulate the transcriptional signature of human papillomavirus-positive keratinocytes
title_full Fibroblasts regulate the transcriptional signature of human papillomavirus-positive keratinocytes
title_fullStr Fibroblasts regulate the transcriptional signature of human papillomavirus-positive keratinocytes
title_full_unstemmed Fibroblasts regulate the transcriptional signature of human papillomavirus-positive keratinocytes
title_short Fibroblasts regulate the transcriptional signature of human papillomavirus-positive keratinocytes
title_sort fibroblasts regulate the transcriptional signature of human papillomavirus positive keratinocytes
topic Stroma
Human papillomavirus
Oropharyngeal cancer
Microenvironment
Fibroblasts
Transcriptional reprogramming
url http://www.sciencedirect.com/science/article/pii/S2666679024000260
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