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26 Results Found

  • Article
  • Open Access
20 Citations
4,025 Views
24 Pages

Human Papillomavirus 16 E6 and E7 Oncoproteins Alter the Abundance of Proteins Associated with DNA Damage Response, Immune Signaling and Epidermal Differentiation

  • Kerry Dust,
  • Michael Carpenter,
  • Julie Chih-yu Chen,
  • Chris Grant,
  • Stuart McCorrister,
  • Garret R. Westmacott and
  • Alberto Severini

12 August 2022

The high-risk human papillomaviruses are oncogenic viruses associated with almost all cases of cervical carcinomas, and increasing numbers of anal, and oral cancers. Two oncogenic HPV proteins, E6 and E7, are capable of immortalizing keratinocytes an...

  • Article
  • Open Access
12 Citations
5,307 Views
17 Pages

Interaction between Cigarette Smoke and Human Papillomavirus 16 E6/E7 Oncoproteins to Induce SOD2 Expression and DNA Damage in Head and Neck Cancer

  • Diego Carrillo-Beltrán,
  • Julio C. Osorio,
  • Rancés Blanco,
  • Carolina Oliva,
  • Enrique Boccardo and
  • Francisco Aguayo

Even though epidemiological studies suggest that tobacco smoking and high-risk human papillomavirus (HR-HPV) infection are mutually exclusive risk factors for developing head and neck cancer (HNC), a portion of subjects who develop this heterogeneous...

  • Article
  • Open Access
7 Citations
3,078 Views
14 Pages

6 July 2020

Human Papillomavirus 16-associated cancer, affecting primarily the uterine cervix but, increasingly, other body districts, including the head–neck area, will long be a public health problem, despite there being a vaccine. Since the virus oncoge...

  • Article
  • Open Access
7 Citations
4,736 Views
13 Pages

Quantification of HPV16 E7 Oncoproteins in Urine Specimens from Women with Cervical Intraepithelial Neoplasia

  • Daiki Makioka,
  • Mikio Inada,
  • Masayuki Awano,
  • Ema Saito,
  • Takuya Shinoda,
  • Satoko Abe,
  • Teruki Yoshimura,
  • Martin Müller,
  • Toshiyuki Sasagawa and
  • Etsuro Ito

We present the validity of using an ultrasensitive enzyme-linked immunosorbent assay (ELISA) for quantifying high-risk human papillomavirus (HPV) 16 E7 oncoproteins in urine specimens as a noninvasive method of analyzing the oncogenic activity of HPV...

  • Review
  • Open Access
26 Citations
9,801 Views
22 Pages

Metabolic Reprogramming in Cancer: Role of HPV 16 Variants

  • Adán Arizmendi-Izazaga,
  • Napoleón Navarro-Tito,
  • Hilda Jiménez-Wences,
  • Miguel A. Mendoza-Catalán,
  • Dinorah N. Martínez-Carrillo,
  • Ana E. Zacapala-Gómez,
  • Monserrat Olea-Flores,
  • Roberto Dircio-Maldonado,
  • Francisco I. Torres-Rojas and
  • Julio Ortiz-Ortiz
  • + 2 authors

Metabolic reprogramming is considered one of the hallmarks in cancer and is characterized by increased glycolysis and lactate production, even in the presence of oxygen, which leads the cancer cells to a process called “aerobic glycolysis” or “Warbur...

  • Article
  • Open Access
10 Citations
4,335 Views
24 Pages

Bioinformatics Analysis Reveals E6 and E7 of HPV 16 Regulate Metabolic Reprogramming in Cervical Cancer, Head and Neck Cancer, and Colorectal Cancer through the PHD2-VHL-CUL2-ELOC-HIF-1α Axis

  • Adán Arizmendi-Izazaga,
  • Napoleón Navarro-Tito,
  • Hilda Jiménez-Wences,
  • Adilene Evaristo-Priego,
  • Víctor Daniel Priego-Hernández,
  • Roberto Dircio-Maldonado,
  • Ana Elvira Zacapala-Gómez,
  • Miguel Ángel Mendoza-Catalán,
  • Berenice Illades-Aguiar and
  • Julio Ortiz-Ortiz
  • + 3 authors

Human papillomavirus 16 (HPV 16) infection is associated with several types of cancer, such as head and neck, cervical, anal, and penile cancer. Its oncogenic potential is due to the ability of the E6 and E7 oncoproteins to promote alterations associ...

  • Article
  • Open Access
1,786 Views
13 Pages

Serum Antibodies Against the E5 Oncoprotein from Human Papillomavirus Type 16 Are Inversely Associated with the Infection and the Degree of Cervical Lesions

  • Azucena Salazar-Piña,
  • Minerva Maldonado-Gama,
  • Ana M. Gonzalez-Jaimes,
  • Aurelio Cruz-Valdez,
  • Eduardo Ortiz-Panozo,
  • Fernando Esquivel-Guadarrama and
  • Lourdes Gutierrez-Xicotencatl

26 November 2024

Background: The humoral immune response against human papillomavirus (HPV) has been suggested as a source of biomarkers for the early detection of cervical cancer (CC). Therefore, we aimed to characterize the antibody response against HPV16 E5 in the...

  • Communication
  • Open Access
9 Citations
2,844 Views
10 Pages

Expression of the E5 Oncoprotein of HPV16 Impacts on the Molecular Profiles of EMT-Related and Differentiation Genes in Ectocervical Low-Grade Lesions

  • Danilo Ranieri,
  • Deborah French,
  • Salvatore Raffa,
  • Luisa Guttieri,
  • Maria Rosaria Torrisi and
  • Francesca Belleudi

Infection with human papillomavirus type 16 (HPV16) is one of the major risk factors for the development of cervical cancer. Our previous studies have demonstrated the involvement of the early oncoprotein E5 of HPV16 (16E5) in the altered isoform swi...

  • Article
  • Open Access
7 Citations
3,843 Views
13 Pages

E6/E7 Variants of Human Papillomavirus 16 Associated with Cervical Carcinoma in Women in Southern Mexico

  • Ramón Antaño-Arias,
  • Oscar Del Moral-Hernández,
  • Julio Ortiz-Ortiz,
  • Luz Del Carmen Alarcón-Romero,
  • Jorge Adán Navor-Hernández,
  • Marco Antonio Leyva-Vázquez,
  • Marco Antonio Jiménez-López,
  • Jorge Organista-Nava and
  • Berenice Illades-Aguiar

Persistent infection with the human papillomavirus 16 (HPV 16) is the cause of half of all cervical carcinomas (CC) cases. Moreover, mutations in the oncoproteins E6 and E7 are associated with CC development. In this study, E6/E7 variants circulating...

  • Article
  • Open Access
17 Citations
3,769 Views
20 Pages

19 January 2021

Human papillomavirus 16 (HPV16) exhibits a strong oncogenic potential mainly in cervical, anogenital and oropharyngeal cancers. The E6 and E7 viral oncoproteins, acting via specific interactions with host cellular targets, are required for cell trans...

  • Article
  • Open Access
4 Citations
3,014 Views
11 Pages

HPV-Induced Oropharyngeal Cancer and the Role of the E7 Oncoprotein Detection via Brush Test

  • Wegene Borena,
  • Volker H. Schartinger,
  • Jozsef Dudas,
  • Julia Ingruber,
  • Maria C. Greier,
  • Teresa B. Steinbichler,
  • Johannes Laimer,
  • Heribert Stoiber,
  • Herbert Riechelmann and
  • Barbara Kofler

23 August 2020

Background: High risk human papillomavirus (hr-HPV)-associated oropharyngeal cancers (OPCs) are characterized by significantly better therapy responses. In order to implement a de-escalated treatment strategy for this tumor entity, it is highly cruci...

  • Article
  • Open Access
9 Citations
4,693 Views
19 Pages

The Human Papillomavirus (HPV) E6 Oncoprotein Regulates CD40 Expression via the AT-Hook Transcription Factor AKNA

  • Joaquin Manzo-Merino,
  • Alfredo Lagunas-Martínez,
  • Carla O. Contreras-Ochoa,
  • Marcela Lizano,
  • Leonardo J. Castro-Muñoz,
  • Crysele Calderón-Corona,
  • Kirvis Torres-Poveda,
  • Alicia Román-Gonzalez,
  • Rogelio Hernández-Pando and
  • Vicente Madrid-Marina
  • + 1 author

17 December 2018

Persistent infection with high-risk Human Papillomavirus (HR-HPV) is the main requisite for cervical cancer development. Normally, HPV is limited to the site of infection and regulates a plethora of cellular elements to avoid the immune surveillance...

  • Article
  • Open Access
2 Citations
2,491 Views
16 Pages

Identification and Functional Implications of the E5 Oncogene Polymorphisms of Human Papillomavirus Type 16

  • Antônio Humberto P. da Silva-Júnior,
  • Ruany Cristyne de Oliveira Silva,
  • Ana Pavla A. Diniz Gurgel,
  • Marconi Rêgo Barros-Júnior,
  • Kamylla Conceição Gomes Nascimento,
  • Daffany Luana Santos,
  • Lindomar J. Pena,
  • Rita de Cássia Pereira Lima,
  • Marcus Vinicius de Aragão Batista and
  • Antonio Carlos de Freitas
  • + 1 author

The persistence of the human papillomavirus type 16 (HPV16) infection on the cervical epithelium contributes to the progression of cervical cancer. Studies have demonstrated that HPV16 genetic variants may be associated with different risks of develo...

  • Communication
  • Open Access
13 Citations
3,273 Views
11 Pages

8 March 2021

Pyruvate kinase M2 (PKM2) mainly catalyzes glycolysis, but it also exerts non-glycolytic functions in several cancers. While it has been shown to interact with the human papillomavirus 16 (HPV16) E7 oncoprotein, the functional significance of PKM2 in...

  • Article
  • Open Access
691 Views
17 Pages

15 November 2025

High-risk human papillomavirus (HR-HPV) types exhibit an uneven global distribution, with types 35, 51, 56, and 59 being more prevalent in Africa yet not covered by current L1-based vaccines. The genetic diversity of HR-HPV oncoproteins in Africa rem...

  • Article
  • Open Access
22 Citations
8,776 Views
14 Pages

HPV16 E6 Controls the Gap Junction Protein Cx43 in Cervical Tumour Cells

  • Peng Sun,
  • Li Dong,
  • Alasdair I. MacDonald,
  • Shahrzad Akbari,
  • Michael Edward,
  • Malcolm B. Hodgins,
  • Scott R. Johnstone and
  • Sheila V. Graham

5 October 2015

Human papillomavirus type 16 (HPV16) causes a range of cancers including cervical and head and neck cancers. HPV E6 oncoprotein binds the cell polarity regulator hDlg (human homologue of Drosophila Discs Large). Previously we showed in vitro, and now...

  • Article
  • Open Access
13 Citations
5,707 Views
21 Pages

Single-Domain Antibodies Represent Novel Alternatives to Monoclonal Antibodies as Targeting Agents against the Human Papillomavirus 16 E6 Protein

  • Melissa Togtema,
  • Greg Hussack,
  • Guillem Dayer,
  • Megan R. Teghtmeyer,
  • Shalini Raphael,
  • Jamshid Tanha and
  • Ingeborg Zehbe

Approximately one fifth of all malignancies worldwide are etiologically associated with a persistent viral or bacterial infection. Thus, there is a particular interest in therapeutic molecules which use components of a natural immune response to spec...

  • Article
  • Open Access
7 Citations
4,390 Views
18 Pages

Cervical Cancer Development: Implications of HPV16 E6E7-NFX1-123 Regulated Genes

  • Kevin M. Quist,
  • Isaiah Solorzano,
  • Sebastian O. Wendel,
  • Sreenivasulu Chintala,
  • Cen Wu,
  • Nicholas A. Wallace and
  • Rachel A. Katzenellenbogen

8 December 2021

High-risk human papillomavirus (HR HPV) causes nearly all cervical cancers, half of which are due to HPV type 16 (HPV16). HPV16 oncoprotein E6 (16E6) binds to NFX1-123, and dysregulates gene expression, but their clinical implications are unknown. Ad...

  • Communication
  • Open Access
563 Views
9 Pages

Performance of Dried Blood Spot Cards for Serologic Detection of HPV16 Antibodies in Oropharyngeal Squamous Cell Carcinoma Patients

  • Maisha Maliha Rahman,
  • Soma Bose,
  • Li Chen,
  • Jessica L. Burris,
  • Rony Aouad,
  • Susanne M. Arnold,
  • Melvyn Yeoh,
  • Birgitta Michels,
  • Tim Waterboer and
  • Krystle A. Lang Kuhs

Antibodies against the human papillomavirus type 16 (HPV16) E6 oncoprotein are promising biomarkers for the early detection of HPV-driven oropharyngeal squamous cell carcinoma (HPV+OPSCC). Standard serologic testing is challenging in underserved regi...

  • Article
  • Open Access
27 Citations
4,469 Views
16 Pages

HIV-1 Protease Inhibitors Slow HPV16-Driven Cell Proliferation through Targeted Depletion of Viral E6 and E7 Oncoproteins

  • Soyeong Park,
  • Andrew Auyeung,
  • Denis L. Lee,
  • Paul F. Lambert,
  • Evie H. Carchman and
  • Nathan M. Sherer

24 February 2021

High-risk human papillomavirus strain 16 (HPV16) causes oral and anogenital cancers through the activities of two viral oncoproteins, E6 and E7, that dysregulate the host p53 and pRb tumor suppressor pathways, respectively. The maintenance of HPV16-p...

  • Article
  • Open Access
3 Citations
1,506 Views
15 Pages

The Expression of HPV-16 E5 Oncoprotein Impacts the Transcript Profiles of FGFR2 and EMT-Related Genes in Preneoplastic Anal Epithelium Lesions

  • Salvatore Raffa,
  • Vanessa Mancini,
  • Deborah French,
  • Francesca Rollo,
  • Maria Benevolo,
  • Eugenia Giuliani,
  • Maria Gabriella Donà,
  • Danilo Ranieri and
  • Francesca Belleudi

11 November 2024

Anal Squamous Cell Carcinoma (SCCA) is a rare Human Papillomavirus type 16 (HPV16)-associated carcinoma whose pathogenesis is still poorly understood. Recent studies based on biopsy and Next Generation Sequencing (NGS) approaches have linked the vira...

  • Review
  • Open Access
19 Citations
6,046 Views
25 Pages

Proteases and HPV-Induced Carcinogenesis

  • Gabriel Viliod Vieira,
  • Fernanda Somera dos Santos,
  • Ana Paula Lepique,
  • Carol Kobori da Fonseca,
  • Lara Maria Alencar Ramos Innocentini,
  • Paulo Henrique Braz-Silva,
  • Silvana Maria Quintana and
  • Katiuchia Uzzun Sales

21 June 2022

Persistent infection with Human papillomavirus (HPV) is the main etiologic factor for pre-malignant and malignant cervical lesions. Moreover, HPV is also associated with oropharynx and other anogenital carcinomas. Cancer-causing HPV viruses classifie...

  • Review
  • Open Access
1 Citations
2,620 Views
22 Pages

3 February 2025

The number of new cancer cases is soaring, and currently, there are 440.5 per 100,000 new cases reported every year. A quarter of these are related to human papillomavirus (HPV) infections, particularly types 16 and 18. These include oropharyngeal, a...

  • Article
  • Open Access
1,384 Views
14 Pages

30 December 2024

Lactococcus lactis is a potential bacterial cell factory to develop delivery systems for vaccines and therapeutic proteins. Much progress has been made in applications using engineered L. lactis against, e.g., inflammatory bowel disease and cervical...

  • Review
  • Open Access
784 Views
45 Pages

Integrating Biomarkers into Cervical Cancer Screening—Advances in Diagnosis and Risk Prediction: A Narrative Review

  • Tudor Gisca,
  • Daniela Roxana Matasariu,
  • Alexandra Ursache,
  • Demetra Gabriela Socolov,
  • Ioana-Sadiye Scripcariu,
  • Alina Fudulu,
  • Ecaterina Tomaziu-Todosia Anton and
  • Anca Botezatu

17 December 2025

Background: Cervical cancer remains a major global health challenge, ranking fourth among malignancies in women, with an estimated 660,000 new cases and 350,000 deaths in 2022. Despite advances in vaccination and screening, incidence and mortality re...

  • Review
  • Open Access
54 Citations
11,552 Views
15 Pages

The Regulations of Deubiquitinase USP15 and Its Pathophysiological Mechanisms in Diseases

  • Chon-Kit Chou,
  • Yu-Ting Chang,
  • Michal Korinek,
  • Yei-Tsung Chen,
  • Ya-Ting Yang,
  • Steve Leu,
  • I-Ling Lin,
  • Chin-Ju Tang and
  • Chien-Chih Chiu

24 February 2017

Deubiquitinases (DUBs) play a critical role in ubiquitin-directed signaling by catalytically removing the ubiquitin from substrate proteins. Ubiquitin-specific protease 15 (USP15), a member of the largest subfamily of cysteine protease DUBs, contains...