Karsa Kiarostami

ORCID: 0000-0002-7691-5333
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About
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Research Areas
  • COVID-19 Clinical Research Studies
  • Long-Term Effects of COVID-19
  • Respiratory Support and Mechanisms
  • Intensive Care Unit Cognitive Disorders
  • Pneumonia and Respiratory Infections
  • Sepsis Diagnosis and Treatment
  • Nosocomial Infections in ICU
  • Antibiotic Resistance in Bacteria
  • Antibiotics Pharmacokinetics and Efficacy
  • Bacterial biofilms and quorum sensing
  • Inhalation and Respiratory Drug Delivery
  • Inflammasome and immune disorders
  • Adrenal Hormones and Disorders
  • Antimicrobial Peptides and Activities
  • Thermal Regulation in Medicine
  • Antimicrobial Resistance in Staphylococcus
  • SARS-CoV-2 and COVID-19 Research

Universitat de Barcelona
2022-2025

Consorci Institut D'Investigacions Biomediques August Pi I Sunyer
2022-2025

Hospital Clínic de Barcelona
2022-2023

Centro de Investigación Biomédica en Red de Enfermedades Respiratorias
2023

Fundació Clínic per a la Recerca Biomèdica
2023

Abstract Background Streptococcus pneumoniae , a primary cause of community-acquired pneumonia (CAP), is typically treated with β-lactams and macrolides or quinolones. Corticosteroids are now recommended as adjunctive therapy in severe CAP to improve outcomes. I n this prospective randomized animal study, we evaluated the bactericidal efficacy various antibiotic regimens combined corticosteroids using porcine pneumococcal model. Results In 30 White-Landrace female pigs, was induced by...

10.1186/s40635-025-00731-1 article EN cc-by Intensive Care Medicine Experimental 2025-02-27

Pseudomonas aeruginosa pneumonia is commonly treated with systemic antibiotics to ensure adequate treatment of multidrug resistant (MDR) bacteria. However, intravenous (IV) often achieve suboptimal pulmonary concentrations. We therefore aimed evaluate the effect inhaled amikacin (AMK) plus IV meropenem (MEM) on bactericidal efficacy in a swine model monolateral MDR P. pneumonia.We ventilated 18 pigs for up 102 h. At 24 h after bacterial challenge, animals were randomized receive 72 either...

10.1186/s13054-023-04331-x article EN cc-by Critical Care 2023-02-14

10.1016/j.arbres.2022.03.010 article EN publisher-specific-oa Archivos de Bronconeumología 2022-04-01

The effect of systemic treatment ventilator-associated pneumonia (VAP) with telavancin, a semisynthetic lipoglycopeptide good penetration in vitro biofilms, has not been tested vivo during mechanical ventilation. This study examined the efficacy telavancin compared linezolid against endotracheal tube (ETT) biofilms porcine model methicillin-resistant Staphylococcus aureus (MRSA) VAP.

10.1016/j.ijantimicag.2023.107052 article EN cc-by International Journal of Antimicrobial Agents 2023-12-09

<b>Introduction:</b> We recently demonstrated the potential of engineered live bacteria against <i>Pseudomonas</i><i>aeruginosa</i><i>ex vivo</i> biofilms grown in endotracheal tubes (ETT) from patients with ventilator-associated pneumonia (VAP)<sup>1,2</sup> (Fig.1A). <b>Aim:</b> To test vivo efficacy genetically modified <i>Mycoplasma</i><i>pneumoniae</i> strain (CV8_HA_P1) <i>P. aeruginosa</i> ETT-biofilms mechanically ventilated pigs VAP. <b>Methods:</b> Fourteen previously infected...

10.1183/13993003.congress-2023.pa1096 article EN 10.01 - Respiratory infections and bronchiectasis 2023-09-09

<b>Background:</b> SARS-CoV-2 physiopathology is linked to an uncontrolled response of the immune system besides a hyper-coagulopathy status. <b>Aim:</b> To characterize phenotypes according inflammatory and cardiac biomarkers. <b>Methods:</b> Patients admitted Hospital Clinic Barcelona due COVID-19 infection between 28<sup>th</sup> January 14<sup>th</sup> June 2021 were prospectively included. A blood sample during first 48h from hospital admission was collected for each patient measure...

10.1183/13993003.congress-2023.pa3839 article EN 10.01 - Respiratory infections and bronchiectasis 2023-09-09
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