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Head and Neck Cancer: Biomedical Research Cancer Stem cells

The work of the Biomedical Research in Cancer Stem Cell group focuses mainly on senescence (replicative or stress-induced oncoge). In our laboratory, we carry out several genetic screens based on the detection of new genes / small interfering RNA (siRNA) / microRNAs related to cell proliferation, which have a role in cancer. Therefore, we use different cell models: murine cells, human primary cells or immortalized cells capable of entering senescence.

The objectives of the group are:

  • Identification and characterization of genes / microRNAs in mammary tumors associated with a more aggressive character (triple negative).
  • Identification and characterization of markers in lung, laryngeal and pharyngeal cancer with diagnostic and prognostic value that help to target a more specific chemotherapy treatment.
  • Identification and characterization of populations of cancer stem cells (CSC) in tumors resistant to conventional therapies.
  • Early detection of breast cancer before it manifests itself clinically.
  • Study of new genes involved in cancer from their identification in massive genetic scans at the basic level.

Team

David Virós Porcuna

David Virós Porcuna

Head of group
Head and Neck Cancer: Biomedical Research Cancer Stem cells
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Matilde Lleonart Pajarin

Matilde Lleonart Pajarin

Head of group
Head and Neck Cancer: Biomedical Research Cancer Stem cells
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Juan Lorente Guerrero

Juan Lorente Guerrero

Senior researcher
Head and Neck Cancer: Biomedical Research Cancer Stem cells
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Yoelsis Garcia Mayea

Yoelsis Garcia Mayea

Postdoctoral researcher
Head and Neck Cancer: Biomedical Research Cancer Stem cells
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Juan Fernando Fuentes Cabrera

Juan Fernando Fuentes Cabrera

Head and Neck Cancer: Biomedical Research Cancer Stem cells
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María Escribano Cebrián

María Escribano Cebrián

Predoctoral researcher
Head and Neck Cancer: Biomedical Research Cancer Stem cells
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David Virós Porcuna

David Virós Porcuna

Head of group
Head and Neck Cancer: Biomedical Research Cancer Stem cells
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Matilde Lleonart Pajarin

Matilde Lleonart Pajarin

Head of group
Head and Neck Cancer: Biomedical Research Cancer Stem cells
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Juan Lorente Guerrero

Juan Lorente Guerrero

Senior researcher
Head and Neck Cancer: Biomedical Research Cancer Stem cells
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Yoelsis Garcia Mayea

Yoelsis Garcia Mayea

Postdoctoral researcher
Head and Neck Cancer: Biomedical Research Cancer Stem cells
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Juan Fernando Fuentes Cabrera

Juan Fernando Fuentes Cabrera

Head and Neck Cancer: Biomedical Research Cancer Stem cells
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María Escribano Cebrián

María Escribano Cebrián

Predoctoral researcher
Head and Neck Cancer: Biomedical Research Cancer Stem cells
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Research lines

Detección precoz de cáncer mamario antes de que éste se manifieste

A partir de datos preliminares de arrays, hemos caracterizado algunos microRNAs/mRNAs relevantes en tumores. Actualmente los estamos analizando a nivel de pacientes con cáncer en sangre como posible método predictivo antes de la aparición del tumor.

IP: Matilde Lleonart Pajarin

Estudio de proteínas de unión a RNA como nuevos factores pronóstico y diagnóstico en cáncer

En nuestro laboratorio hemos efectuado diversos “screenings” genéticos para detectar nuevos genes implicados en proliferación celular in vitro que además poséan un papel relevante en cáncer humano. De entre ellos descubrimos la proteínas CIRP, la cual hemos descrito como proteína oncogénica. Actualmente estamos valorando la función de CIRP en diversos tipos tumorales en correlación con la evolución clínica de los pacientes.

IP: Matilde Lleonart Pajarin

Gastroesophageal reflux prevalence in patients with obstructive sleep apnea syndrome.

Different studies suggest the association between gastroesophageal reflux disease (GERD) and OSAS, but GERD prevalence in OSAS and the severity influence of OSAS upon  GERD are not known yet.

OBJECTIVES:

The main objective of this study is to determine the prevalence of GERD in patients with obstructive sleep apnea syndrome using conventional polygraphic sleep. Wiht this study we also want to assess the efficacy of a symptom questionnaire in the diagnosis of gastroesophageal reflux in these patients.


PURPOSE:

Identifying patients with gastroesophageal reflux among patients affected by obstructive sleep apnea, in order to establish therapeutic measures to prevent GERD complications.

IP: Juan Lorente Guerrero, Juan Luis Quesada Martínez, María Jose Jurado Luque

Identificación y caracterización de genes/microRNAs en tumores humanos asociados a mal pronóstico

En base a arrays de microRNAs y mRNAs efectuados a partir de tumores humanos, identificamos los más desregulados entre tejidos normales y tumorales para caracterizarlos a nivel molecular.

IP: Matilde Lleonart Pajarin

Projects

Overcomming chemoresistance in HNSCC

IP: Matilde Lleonart Pajarin
Collaborators: -
Funding agency: Fundación hna
Funding: 50000
Reference: FUND.HNA/PREMI/LLEONART/2025
Duration: 01/10/2025 - 30/09/2027

II Congreso Internacional de cáncer de cabeza y cuello

IP: Matilde Lleonart Pajarin
Collaborators: David Virós Porcuna
Funding agency: Ajuntament Barcelona
Funding: 2980
Reference: 102034195-25
Duration: 01/09/2025 - 30/06/2026

NANORESCAN

IP: Matilde Lleonart Pajarin
Collaborators: Katerin Ingrid Rojas Laimito, Irene Braña Garcia, David Virós Porcuna, Josep Castellví Vives, Marina Bataller Fernández, Juan Fernando Fuentes Cabrera, Juan Fernando Fuentes Cabrera
Funding agency: Instituto de Salud Carlos III
Funding: 318750
Reference: AC24/00057
Duration: 01/01/2025 - 31/12/2027

Establecimiento de una estrategia combinada en carcinoma escamoso de cabeza y cuello (HNSCC): una herramienta eficaz para superar los tumores quimiorresistentes.

IP: Matilde Lleonart Pajarin
Collaborators: Katerin Ingrid Rojas Laimito, Yoelsis Garcia Mayea, Juan Lorente Guerrero, Sergio Benavente Norza, Josep Castellví Vives, Marina Bataller Fernández, Pablo Sanchez Sancho, Juan Fernando Fuentes Cabrera, Juan Fernando Fuentes Cabrera
Funding agency: Instituto de Salud Carlos III
Funding: 240000
Reference: PI24/00630
Duration: 01/01/2025 - 31/12/2027

Thesis

Targeting Tetraspanin 1: a novel approach for overcoming chemoresistance in head and neck squamous cell carcinoma.

PhD student: Almudena Sanchez Garcia, Almudena Sanchez Garcia
Director/s: Matilde Lleonart Pajarin, Yoelsis Garcia Mayea
University: Universitat Autònoma de Barcelona
Year: 2024

Papel de los exosomas en la comunicación entre las células tumorales y los macrófagos en el carcinoma laríngeo

PhD student: Angela maria Bellmunt Fontanet
Director/s: Juan Lorente Guerrero
University: Universidad Autònoma de Barcelona
Year: 2018

Identificación y caracterización funcional de microRNAS en cáncer de mama

PhD student: Andrea F Feliciano Aguirre
Director/s: Matilde Lleonart Pajarin
University: Universidad Autònoma de Barcelona
Year: 2017

In vivo elucidation of the role of Pim kinases in tumorigenesis

PhD student: Maja Narlik , Maja Narlik
Director/s: Amancio Carnero Moya
University: Universidad Autònoma de Barcelona
Year: 2012

Espinofilina, un tumor supresor dependiente de la ausencia de p53

PhD student: Irene Ferrer , Irene Ferrer
Director/s: Amancio Carnero Moya
University: Universidad Autònoma de Barcelona
Year: 2009

Generación de herramientas celulares para validación de drogas antitumorales

PhD student: María Victoria Moneo , María Victoria Moneo
Director/s: Amancio Carnero Moya
University: Universidad Autònoma de Barcelona
Year: 2009

Blog

News

Experts addressed the main current and future challenges to improve therapeutic options for patients with this type of tumor.

The sessions were aimed at establishing new collaborations to advance the prevention and treatment of this type of tumour.

On World Cancer Research Day, we highlight research aimed at improving treatments for both pediatric and adult cancers through innovative techniques.