Listar por autor "Fernández-Fernández, Óscar"
Mostrando ítems 1-15 de 15
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Activation of the JAK-STAT Signaling Pathway after In Vitro Stimulation with IFN beta in Multiple Sclerosis Patients According to the Therapeutic Response to IFN beta
Hurtado-Guerrero, Isaac; Pinto-Medel, María-Jesús; Urbaneja, Patricia; Rodríguez-Bada, José Luis; León, Antonio; Guerrero, Miguel; Fernández-Fernández, Óscar; Leyva-Fernández, Laura
; Oliver-Martos, Begoña[et al.] (Public Library of Science, 2017)
Interferon beta (IFNß) is a common treatment used for multiple sclerosis (MS) which acts through the activation of the JAK-STAT pathway. However, this therapy is not always effective and currently there are no reliable ... -
Antiviral, Immunomodulatory and Antiproliferative Activities of Recombinant Soluble IFNAR2 without IFN-ß Mediation
Hurtado-Guerrero, Isaac; Hernáez, Bruno; Pinto-Medel, Maria Jesús; Calonge, Esther; Rodríguez-Bada, José Luis; Urbaneja, Patricia; Alonso, Ana; Mena-Vázquez, Natalia; Aliaga, Pablo; Issazadeh-Navikas, Shohreh; Pavía-Molina, José; Leyva-Fernández, Laura; Alcamí, José; Alcamí, Antonio; Fernández-Fernández, Óscar; Oliver-Martos, Begoña[et al.] (MDPI, 2020)
Soluble receptors of cytokines are able to modify cytokine activities and therefore the immune system, and some have intrinsic biological activities without mediation from their cytokines. The soluble interferon beta (IFN-ß) ... -
Cognitive impairment in a murine model of experimental autoimmune encephalomyelitis with relapsing-remitting course
Rosell-del-Valle, Cristina; Sánchez-Morales, Cristina; Gómez-Conde, Ana Isabel; Hurtado-Guerrero, Isaac; Fernández-Fernández, Óscar; Pedraza-Benítez, María del Carmen; Santín-Núñez, Luis Javier; Estivill-Torrús, Guillermo[et al.] (2015-09-18)
Multiple sclerosis (MS) is a neuroinflammatory disorder characterized by demyelination and progressive axonal loss that affects the central nervous system. In addition of physical disability and the neurodegenerative ... -
Cross-reactivity of antibodies against interferon beta in multiple sclerosis patients and interference of the JAK-STAT signaling pathway
Hurtado-Guerrero, Isaac; Pinto-Medel, Maria Jesus; Urbaneja, Patricia; Rodríguez-Bada, José Luis; Ortega-Pinazo, Jesús; Serrano-Castro, Pedro Jesús; Fernández-Fernández, Óscar; Leyva-Fernández, Laura; Oliver-Martos, Begoña[et al.] (Nature, 2017)
Interferon beta (IFNβ) therapy has immunogenic properties and induces the development of neutralizing antibodies (NAbs). From the extensive literature focused in the development of NAbs in multiple sclerosis (MS) patients, ... -
Decreased soluble IFN-β receptor (sIFNAR2) in multiple sclerosis patients: A potential serum diagnostic biomarker
Órpez-Zafra, Teresa; Pavía-Molina, José; Hurtado-Guerrero, Isaac; Pinto-Medel, Maria Jesús; Rodríguez-Bada, José Luis; Urbaneja, Patricia; Suardíaz García, Margarita; Villar, Luisa M; Comabella, Manuel; Montalban, Xavier; Alvarez-Cermeño, Jose C; Leyva-Fernández, Laura; Fernández-Fernández, Óscar; Oliver-Martos, Begoña[et al.] (SAGE Journals, 2017)
Background: The soluble isoform of the interferon-β (IFN-β) receptor (sIFNAR2) could modulate the activity of both endogenous and systemically administered IFN-β. Previously, we described lower serum sIFNAR2 levels in ... -
DQB1*0602 allele shows a strong association with multiple sclerosis in patients in Malaga, Spain.
Fernández-Fernández, Óscar; Fernández, Victoria; Alonso, Antonio; Caballero-González, Abelardo; Luque, Gloria; Bravo, Mariano; León-Martín, Antonio; Mayorga Mayorga, Cristobalina; Leyva-Fernández, Laura; De Ramón Garrido, Enrique[et al.] (Springer, 2004-04)
Background The human leukocyte antigen (HLA) class II DR2 haplotype (DRB1*1501, DQA1*0102, DQB1*0602) has been associated with multiple sclerosis (MS) in all ethnic groups and very strongly in Caucasians. Aim To investigate ... -
Effects of the multiple sclerosis associated -330 promoter polymorphism in IL2 allelic expression
Matesanz, Fuencisla; Fedetz, María; Leyva-Fernández, Laura; Delgado, Concepción; Alcina, Antonio; Fernández-Fernández, Óscar[et al.] (Elsevier BV, 2004)
The -330 IL2 gene promoter polymorphism has been associated with multiple sclerosis (MS) [J. Neuroimmunol. 119 (2001) 101], but the basis underlying this association remains unknown to date. In the present work, we have ... -
Gene therapy with mesenchymal stem cells expressing IFN-ß ameliorates neuroinflammation in experimental models of multiple sclerosis
Marín Bañasco, Carmen; Benabdellah, K; Melero-Jerez, C; Oliver-Martos, Begoña; Pinto-Medel, Maria Jesús; Hurtado-Guerrero, Isaac; de Castro, Fernando; Clemente, Diego; Fernández-Fernández, Óscar; Martín, F; Leyva-Fernández, Laura; Suardíaz García, Margarita[et al.] (British Pharmacological Society, 2017)
Background and purpose: Recombinant IFN-ß is one of the first-line treatments in multiple sclerosis (MS), despite its lack of efficacy in some patients. In this context, mesenchymal stem cells (MSCs) represent a promising ... -
IFNAR1 and IFNAR2 polymorphisms confer susceptibility to multiple sclerosis but not to interferon-beta treatment response.
Leyva-Fernández, Laura; Fernández-Fernández, Óscar; Fedetz, María; Blanco, Eva; Fernández, Victoria E.; Oliver-Martos, Begoña; León, Antonio; Pinto-Medel, María Jesús; Mayorga Mayorga, Cristobalina; Guerrero, Miguel; Luque, Gloria; Alcina, Antonio; Matesanz, Fuencisla[et al.] (Elsevier, 2005-04-22)
We investigated the role of three polymorphisms in the IFNAR1 (SNPs 18417 and -408) and IFNAR2 (SNP 11876) genes in multiple sclerosis (MS) susceptibility and in the IFNβ treatment response in a group of 147 patients and ... -
Killer cell immunoglobulin-like receptor genes in Spanish multiple sclerosis patients.
García-León, Juan Antonio; Pinto-Medel, María-Jesús; García-Trujillo, Lucía; López-Gómez, Carlos; Oliver-Martos, Begoña; Prat-Arrojo, Isidro; Marín-Bañasco, Carmen; Suardíaz-García, Margarita; Maldonado-Sánchez, Rafael; Fernández-Fernández, Óscar; Leyva-Fernández, Laura[et al.] (Elsevier, 2011-09)
Killer cell immunoglobulin-like receptors (KIRs) are regulators of cytolytic activity of natural killer and certain T cells through interactions with human leukocyte antigen (HLA) class I ligands. KIRs have been shown to ... -
Killer-cell immunoglobulin-like receptor expression on lymphocyte subsets in multiple sclerosis patients treated with interferon-β: evaluation as biomarkers for clinical response
García-León, Juan Antonio; López-Gómez, Carlos; Orpez-Zafra, Teresa; Reyes-Garrido, Virginia; Marín Bañasco, Carmen; Oliver-Martos, Begoña; Fernández-Fernández, Óscar; Leyva-Fernández, Laura[et al.] (Springer Link, 2014)
Background: Both the adaptative and the innate immune systems interplay in multiple sclerosis (MS) pathogeny. Killer-cell immunoglobulin-like receptors (KIRs) are key regulators of the immune response, with activating and ... -
Protein tyrosine phosphatase gene (PTPN22) polymorphism in multiple sclerosis.
Matesanz, Fuencisla; Rueda, Blanca; Orozco, Gisela; Fernández-Fernández, Óscar; Leyva-Fernández, Laura; Alcina, Antonio; Martín-Ibáñez, Javier[et al.] (Springer, 2005-03-17)
Alterations in the signalling pathway that regulate T-cell tyrosine phosphorylation play an important role in MS. Tyrosine phosphorylation is regulated by the equal and balanced action of protein tyrosine kinases and protein ... -
Soluble Receptor Isoform of IFN-Beta (sIFNAR2) in Multiple Sclerosis Patients and Their Association With the Clinical Response to IFN-Beta Treatment
Aliaga-Gaspar, Pablo; Hurtado-Guerrero, Isaac; Ciano-Petersen, Nicolas Lundahl; Urbaneja, Patricia; Brichette Mieg, Isabel; Virginia Reyes, Virginia; Rodríguez-Bada, José Luis; Alvarez-Lafuente, Roberto; Arroyo, Rafael; Quintana, Ester; Ramió-Torrentà, Lluis; Alonso, Ana; Leyva-Fernández, Laura; Fernández-Fernández, Óscar; Oliver-Martos, Begoña[et al.] (2021-12)
Protein and mRNA levels of sIFNAR2 increased after IFN-b treatment. According to the clinical response, only non-responders increased sIFNAR2 significantly at both protein and mRNA levels. sIFNAR2 gene expression correlated ... -
The high producer variant of the Fc-receptor like-3 (FCRL3) gene is involved in protection against multiple sclerosis.
Matesanz, Fuencisla; Fernández-Fernández, Óscar; Milne, Roger L.; Fedetz, María; Leyva-Fernández, Laura; Guerrero, Miguel; Delgado, Concepción; Lucas, Miguel; Izquierdo, Guillermo; Alcina, Antonio[et al.] (Elsevier, 2008)
Some polymorphisms in the FCRL3 gene, a member of the Fc-receptor like family, have been associated with several autoimmune diseases and recently with multiple sclerosis (MS). We performed a case–control study of three ... -
TRAIL and TRAIL receptors splice variants during long-term interferon β treatment of patients with multiple sclerosis: evaluation as biomarkers for therapeutic response
López-Gómez, Carlos; Oliver-Martos, Begoña; Pinto-Medel, María Jesús; Suardíaz García, Margarita; Reyes-Garrido, Virginia; Urbaneja, Patricia; Fernández-Fernández, Óscar; Leyva-Fernández, Laura[et al.] (BMJ Journals, 2016)
Objective We aimed to assess the effects of interferon β (IFNβ) treatment on the expression of the splice variants of the Tumour necrosis factor-Related Apoptosis Inducing Ligand (TRAIL) and its receptors in different cell ...