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Translational Molecular Pathology

Our group aims to unravel the molecular mechanisms of cancer progression and metastasis to identify new diagnostic, prognostic and therapeutic targets in cancer. By combining the knowledge and availability of human tumors in the Pathology department with the expertise of the basic molecular cell biology research group, we focus on:

  • Understanding: the molecular mechanisms underlying clonal cooperation and intercellular communication in heterogeneous tumors.
  • The role of MNK kinases in cellular stress resistance.
  • The role of ITGB3 in intercellular communication via extracellular vesicles in cancer metastasis (Santiago Ramon y Cajal).
  • The role of direct cell-cell communication via gap junctions and intercellular protrusions in cancer (Trond Aasen)
  • The malignant transition of Plexiform Neurofibromas (Cleofe Romagosa).

Team

Luisa Sofia Silva Alcoser

Luisa Sofia Silva Alcoser

Predoctoral researcher
Translational Molecular Pathology
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Marès Pagès, Roso

Marès Pagès, Roso

Research technician
Translational Molecular Pathology
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Maria Carme Dinarès Fernández

Maria Carme Dinarès Fernández

Senior researcher
Translational Molecular Pathology
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Mariana Pérez Cano

Mariana Pérez Cano

Research technician
Translational Molecular Pathology
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Sara Garcia Ortega

Sara Garcia Ortega

Predoctoral researcher
Translational Molecular Pathology
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Sonia Borao Arriazu

Sonia Borao Arriazu

Postdoctoral researcher
Translational Molecular Pathology
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Luisa Sofia Silva Alcoser

Luisa Sofia Silva Alcoser

Predoctoral researcher
Translational Molecular Pathology
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Marès Pagès, Roso

Marès Pagès, Roso

Research technician
Translational Molecular Pathology
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Maria Carme Dinarès Fernández

Maria Carme Dinarès Fernández

Senior researcher
Translational Molecular Pathology
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Mariana Pérez Cano

Mariana Pérez Cano

Research technician
Translational Molecular Pathology
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Sara Garcia Ortega

Sara Garcia Ortega

Predoctoral researcher
Translational Molecular Pathology
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Sonia Borao Arriazu

Sonia Borao Arriazu

Postdoctoral researcher
Translational Molecular Pathology
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Research lines

Expression analysis and functional elucidation of connexins and pannexins in relation to human cancer progression and malignancy.

Connexins and pannexins are structural units of gap junctions permitting direct intercellular communication. Deregulation of gap junctions is a frequent feature of carcinogenesis. We are characterizing the expression level of a variety of connexins and pannexins in primary and metastatic human tumours. In vitro we are studying how these proteins affect features related to the degree of malignancy such as migration, invasion and resistance to hypoxia.  In connexin-deficient cell lines we are over-expressing specific wild-type or truncated forms of connexins and pannexins using retroviral constructs recently generated. In cell lines expressing high levels of specific connexins, we knockdown the expression levels using established lentiviral shRNA strategies. We aim to correlate connexin expression and cell communication with malignancy using a variety of well characterized assays with particular focus on colony formation, migration, invasion, epithelial-to-mesenchymal transition, changes in tumour stem cell populations, and hypoxia and drug resistance. The aim of the study is to: 1) Identify any significant correlation between the expression of various gap junction proteins and the malignancy, prognosis, chemo-resistance and overall survival in a variety of cancers 2) Gain mechanistic insight and identify direct functional roles of connexins and pannexins during tumour progression. 

IP: Trond Aasen

Exercise capacity, peripheral muscle dysfunction and genotype in adults with cystic fibrosis.

To study the degree and types of skeletal muscle involvement in CF patients who present exercise intolerance and its relationship with the genotype.

To determine the relationship between the type and/or degree of skeletal muscle involvement by histologic and mitochondrial respiratory chain function study, and the CF genotype.

Correlation study between exercise capacity, pulmonary function and genotype.


IP: -

Mechanisms of cerebral aging: role of GSK3ß/cdk5 and sirtuins.

Aging may be considered as an accumulation of changes in cells and tissues that increases the risk of disease and death. The senescence-accelerated prone mice SAMP8 is an aging model with brain histopathological signs and other aging-related disorders, such as ß-amyloid and tau protein aggregates and increased oxidative stress. If hyperphosphorylated, tau protein contributes to the development of a tauopathy, process linked to neurodegenerative diseases of the aging brain such as Alzheimer disease. Several kinases (PKC, ERK, CDK5 or GSK3ß) perform this tau protein post-transcriptional modification. We plan to determine the effect that inhibitors of these kinases such as lithium, in vivo and in vitro, could have in slowing down the brain neurodegenerative processes. Besides, we will study the role of a newly described protein family, sirtuins.


Sirtuins are ontogenically preserved proteins related to longevity. We will evaluate the gene and protein expression of Sirt 1, 2 and 3 in cultured neurons and in the brain of this mouse strain. We seek to elucidate the participation of sirtuins in cerebral ageing using as a tools resveratrol, a flavonoid described as activator of these proteins, and caloric restriction, two paradigms that lead to an elongation of lifespan and neuroprotection in several animal models. In the in vitro studies, the role of GDNF in maintaining neuronal functionality and its correlation with sirtuins will be investigated because this trophic factor decreases with aging and shows a lesser expression in SAMP8 mice. These studies will contribute to the development of new therapeutic strategies to prevent age-related neurodegeneratives diseases.

IP: -

Study of CAP-dependent and CAP-independent signalling pathways in breast carcinomas.

In previous works we studied several factors involved in cell signalling pathways that control cell growth. The found that the phosphorylated form of 4E-BP1 was the only factor that correlated with prognosis, and histologic aggressive features in several types of cancers. 4E-BP1 is a key regulator of CAP-dependent traslation and its main function is the inactivation of eIF4E. However, not all the aggressive tumors show activation of this factor. On the other hand, it has been shown that under hypoxia conditions cells the translation of some key factors can be regulated by CAP-independent pathways, mediated by factors known as ITAFs. The aim of our study is to find the CAP-depdendent/CAP-independent balance in tumors in relation to hypoxia, and evaluate its impact on prognosis.

IP: Josep Castellví Vives

Projects

INtegrative GENomic, digital Imaging and clinical information towars Precision Oncology Optimization – INGENIO

IP: Santiago Ramon y Cajal Agüeras
Collaborators: Josep Tabernero Caturla, Jordi Temprana Salvador, INtegrative GENomic, digital Imaging and clinical information towars Precision Oncology Optimization – INGENIO, Teresa Macarulla Mercadé, Ana Mazaltob Oaknin benzaquen, Josep Castellví Vives, Ana Vivancos Prellezo, Raquel Pérez López, Joaquim Mateo Valderrama, Javier Hernandez Losa, Vicente Peg Camara, Irene Sansano Valero
Funding agency: Instituto de Salud Carlos III
Funding: 80400
Reference: PMP21/00107
Duration: 01/01/2022 - 31/12/2025

ESTUDIO DEL PAPEL DE LA CENTRALIZACIÓN DEL DIAGNÓSTICO ANATOMOPATOLÓGICO Y LA APLICACIÓN DE ESTRATÉGIAS DE MEDICINA DE PRECISIÓN EN SARCOMAS

IP: Cleofé Romagosa Pérez-Portabell
Collaborators: Xavier Martínez Gómez, Ximena Garcia Torres
Funding agency: Asociación Española Contra el Cáncer
Funding: 270130
Reference: ECAEC222952DEAL
Duration: 01/12/2022 - 30/11/2027

Targeting the polyglutamylation enzyme TTLL11 - a novel strategy for cancer therapy (MITOCANCER)

IP: Stefan Hummer
Collaborators: -
Funding agency: Fundació Institut Bioenginyeria de Catalunya
Funding: 0.01
Reference: IBEC/2022/ HUMMER
Duration: 02/01/2023 - 31/12/2024

Proyecto colaborativo europeo-latinoamericano y caribeño sobre medicina personalizada para el estudio de trastornos neurológicos

IP: Maria Mar Hernandez Guillamon
Collaborators: Anna Penalba Morenilla, Jessica Camacho Soriano, Anas Chaachou Charradi, Elena Antima Martinez Saez, Laia Fernandez Resano
Funding agency: Instituto de Salud Carlos III
Funding: 174845
Reference: AC22/00051
Duration: 01/01/2023 - 31/12/2025

Blog

News

The ten groups within the Cancer Area combine basic, translational and clinical research to identify new targets, biomarkers and therapeutic strategies

The grants promote new therapeutic strategies and diagnostic tools in highly complex tumors such as glioblastoma, triple-negative breast cancer, and endometrial cancer.

The Department of Health of the Generalitat de Catalunya grants subsidies for carrying out validation tests on innovative projects in the field of health that are in the early stages of development.

Rates

Check the current rates for the services offered by the Translational Molecular Pathology research group.

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Current Rates

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Rates Anatomia Patologica VHIR 2021

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