Marı́a Iturralde

ORCID: 0000-0003-1882-6129
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Research Areas
  • Fatty Acid Research and Health
  • Lipid metabolism and biosynthesis
  • Cell death mechanisms and regulation
  • Diabetes, Cardiovascular Risks, and Lipoproteins
  • Mitochondrial Function and Pathology
  • Animal Virus Infections Studies
  • Animal Disease Management and Epidemiology
  • RNA regulation and disease
  • Adipokines, Inflammation, and Metabolic Diseases
  • Metabolism and Genetic Disorders
  • Microbial infections and disease research
  • Antimicrobial Peptides and Activities
  • Cholesterol and Lipid Metabolism
  • Bacterial biofilms and quorum sensing
  • Autophagy in Disease and Therapy
  • Redox biology and oxidative stress
  • Animal health and immunology
  • Microbial Metabolism and Applications
  • Immune Cell Function and Interaction
  • Peroxisome Proliferator-Activated Receptors
  • Cancer, Lipids, and Metabolism
  • RNA Interference and Gene Delivery
  • NF-κB Signaling Pathways
  • Brucella: diagnosis, epidemiology, treatment
  • Pancreatic function and diabetes

Hospital Italiano de Buenos Aires
2021

Marqués de Valdecilla University Hospital
2019

Universidad de Zaragoza
2001-2016

Instituto de Investigación Sanitaria Aragón
2016

Cancer Research UK Scotland Institute
1992

Estación Experimental de Aula Dei
1992

Consejo Superior de Investigaciones Científicas
1992

Western Infirmary
1992

University of the Free State
1979

Abstract Preformed Fas ligand (FasL) and APO2 (APO2L)/TNF-related apoptosis-inducing (TRAIL) are stored in the cytoplasm of human Jurkat T cell line normal blasts. The rapid release these molecules their bioactive form is involved activation-induced death. In this study, we show by confocal microscopy that FasL APO2L/TRAIL mainly localized lysosomal-like compartments cells. We also immunoelectron inside cytoplasmic ∼500 nm diameter, with characteristics multivesicular bodies. Most share...

10.4049/jimmunol.167.12.6736 article EN The Journal of Immunology 2001-12-15

// Alberto Bosque 1, 4, * , Lisa Dietz 2, Ana Gallego-Lleyda Manuel Sanclemente 1 María Iturralde Javier Naval Angeles Alava Luis Martínez-Lostao 3, 5, # Hermann-Josef Thierse Anel Departamento de Bioquímica y Biología Molecular Celular, Facultad Ciencias, Universidad Zaragoza, Instituto Investigación Sanitaria Aragón (IIS-Aragón), Spain 2 Research Group for Immunology & Proteomics, Department of Dermatology, University Medical Center Mannheim, Ruprechts-Karls-University, Heidelberg, Germany...

10.18632/oncotarget.8678 article EN Oncotarget 2016-04-11

ABSTRACT We have isolated from calf serum a protein with an apparent M r of 120,000. The was detected by using antibodies against major acute-phase in pigs acute inflammation. amino acid sequence internal fragment revealed that this is the bovine counterpart ITIH4, heavy chain 4 inter-alpha-trypsin inhibitor family. response sera determined for animals during experimental bacterial and viral infections. In model, were inoculated mixture Actinomyces pyogenes , Fusobacterium necrophorum...

10.1128/iai.72.7.3777-3782.2004 article EN Infection and Immunity 2004-06-22

IMS (intermembrane space) SOD1 (Cu/Zn-superoxide dismutase) is inactive in isolated intact rat liver mitochondria and activated following oxidative modification of its critical thiol groups. The present study aimed to identify biochemical pathways implicated the regulation activity assess impact functional state on key mitochondrial events. Exogenous H2O2 (5 μM) mitochondria. However, neither alone nor presence peroxiredoxin III SOD1, which was purified from subsequently reduced by...

10.1042/bj20061809 article EN Biochemical Journal 2007-06-13

The acute‐phase expression of pig MAP (major protein)/ITIH4 (inter‐α‐trypsin inhibitor heavy chain 4) and haptoglobin were analysed in primary cultures isolated hepatocytes response to recombinant human (rh) cytokines: tumor necrosis factor‐α (TNF‐α), interleukin‐1 (IL‐1), interleukin‐6 (IL‐6), as well bacterial lipopolysaccharide (LPS). Analysis MAP/ITIH4 mRNAs was carried out by RT‐PCR amplification. Secreted proteins from the cytokine‐treated quantified immunochemical techniques....

10.1046/j.1432-1327.2000.01195.x article EN European Journal of Biochemistry 2000-03-01

In this work, apolipoprotein A-I (ApoA-I) was purified from pig sera. The responses of protein after sterile inflammation and in animals infected with Actinobacillus pleuropneumoniae or Streptococcus suis were investigated. Decreases the concentrations ApoA-I, two to five times lower than initial values, observed at 2 4 days. It is concluded that ApoA-I a negative acute-phase pigs.

10.1128/iai.73.5.3184-3187.2005 article EN Infection and Immunity 2005-04-21

The localization of Cu,Zn-superoxide dismutase in the mitochondrial intermembrane space suggests a functional relationship with superoxide anion (O2*-) released into this compartment. present study was aimed at examining functionality and elucidating molecular basis for its activation space. Intact rat liver mitochondria neither scavenged nor dismutated externally generated O2*-, unless outer membrane disrupted selectively by digitonin. following disruption largely inhibited bacitracin, an...

10.1042/bj20041683 article EN Biochemical Journal 2005-03-22

Abstract A systematic study was undertaken to characterize the role of APO 2 ligand/tumor necrosis factor-related apoptosis-inducing ligand (APO2L/TRAIL) and Fas (FasL) together with expression several anti- or proapoptotic proteins in down-regulation normal human T cell responses. We have observed for first time that higher sensitivity blasts apoptosis activation-induced death (AICD) as compared naïve cells correlates increased Bcl-x short (Bcl-xS) Bim. die absence interleukin (IL-2) no...

10.1189/jlb.0904514 article EN Journal of Leukocyte Biology 2005-01-14

Background. Recently, novel atypical Brucella strains isolated from humans and wild rodents have been reported. They are phenotypically close to Ochrobactrum species but belong the genus Brucella, based on genetic relatedness, although diversity is higher among than between classic species. were classified within or inopinata. However, with exception of microti, virulence these has not investigated in experimental models infection. Methods. The type B. inopinata strain BO1 (isolated a human)...

10.1093/infdis/jiu102 article EN The Journal of Infectious Diseases 2014-02-20

The interaction of fatty acids with rat α‐fetoprotein and albumin was measured using a partition equilibrium method. α‐Fetoprotein (AFP) displays one high‐affinity binding site for near two sites. AFP association constants most were similar to those (in the 10 7 M −1 range) whereas docosa‐hexaenoic acid it 9.7 × 8 , about 50‐fold higher than that corresponding albumin. This difference justifies docosahexaenoic in fetal or neonatal serum being mainly bound can indicate highly specific role...

10.1016/0014-5793(89)80676-3 article EN FEBS Letters 1989-06-19

10.1016/j.bbalip.2003.08.005 article EN Biochimica et Biophysica Acta (BBA) - Molecular and Cell Biology of Lipids 2003-09-16

To detect an early increase in the inflammatory response might prove to be vital for mitigating deleterious effects of disease over time.A 52-year-old obese man with moderate asthma and hypertension, who developed COVID-19 had symptoms, used a wearable device record heart rate variability (HRV) during his illness. He low parasympathetic tone, which decreased daily until it reached almost 2 standard deviations (SD) below normal values at end second week. His sympathetic tone increased from >...

10.4097/kja.21338 article EN cc-by-nc Korean journal of anesthesiology 2021-10-22
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