World's Best Scientists 2026 revealed!

D-Index & Metrics

Microbiology

D-Index
88
Citations
26556
World Ranking
765
National Ranking
4

Medicine

D-Index
89
Citations
27210
World Ranking
12761
National Ranking
32

Research.com Recognitions

  • 2017 - Member of Academia Europaea

Overview

Helen Giamarellou is affiliated with the National and Kapodistrian University of Athens in Greece. Their research intersects medicine and biochemistry, genetics, and molecular biology, with a strong emphasis on molecular medicine, pharmacology, and applied microbiology and biotechnology. They have contributed to the fields of epidemiology and infectious diseases as well.

Their primary work centers on antibiotic resistance in bacteria, antibiotics pharmacokinetics and efficacy, and antibiotic use and resistance. Additional focused topics in their research include pneumonia and respiratory infections, bacterial identification and susceptibility testing, antimicrobial resistance in Staphylococcus, and pharmaceutical and antibiotic environmental impacts.

Frequent co-authors in Giamarellou's publications include:

  • Ilias Karaiskos
  • Irene Galani
  • Vassiliki Papoutsaki
  • Lamprini Galani
  • Anastasia Antoniadou

Publications by Helen Giamarellou appear regularly in several scientific journals. The most frequent venues include:

  • Antibiotics
  • Journal of Antimicrobial Chemotherapy
  • Expert Review of Anti-infective Therapy
  • European Journal of Clinical Microbiology & Infectious Diseases
  • International Journal of Antimicrobial Agents

Selected recent papers authored or co-authored by Giamarellou include:

  • "Antimicrobial Stewardship in the Hospital Setting: A Narrative Review," 2023, Antibiotics
  • "The Greek study in the effects of colchicine in COvid-19 complications prevention (GRECCO-19 study): Rationale and study design," 2020, Hellenic Journal of Cardiology
  • "Carbapenem-Sparing Strategies for ESBL Producers: When and How," 2020, Antibiotics
  • "Ceftazidime/avibactam in the era of carbapenemase-producing Klebsiella pneumoniae: experience from a national registry study," 2020, Journal of Antimicrobial Chemotherapy
  • "Multidrug-resistant Klebsiella pneumoniae: mechanisms of resistance including updated data for novel β-lactam-β-lactamase inhibitor combinations," 2021, Expert Review of Anti-infective Therapy

Helen Giamarellou has been recognized with membership in the Academia Europaea since 2017.

Best Publications

  • International Consensus Guidelines for the Optimal Use of the Polymyxins: Endorsed by the American College of Clinical Pharmacy (ACCP), European Society of Clinical Microbiology and Infectious Diseases (ESCMID), Infectious Diseases Society of America (IDSA), International Society for Anti-infective Pharmacology (ISAP), Society of Critical Care Medicine (SCCM), and Society of Infectious Diseases Pharmacists (SIDP).

    Brian T. Tsuji;Jason M. Pogue;Alexandre P. Zavascki;Mical Paul;Mical Paul

  • Metallo-β-lactamases: a last frontier for β-lactams?

    Giuseppe Cornaglia;Helen Giamarellou;Gian Maria Rossolini

  • Emergence of extensively drug-resistant and pandrug-resistant Gram-negative bacilli in Europe.

    M Souli;I Galani;H Giamarellou

  • Effect of appropriate combination therapy on mortality of patients with bloodstream infections due to carbapenemase-producing Enterobacteriaceae (INCREMENT): a retrospective cohort study

    Belén Gutiérrez-Gutiérrez;Elena Salamanca;Marina de Cueto;Po-Ren Hsueh

  • Population pharmacokinetic analysis of colistin methanesulfonate and colistin after intravenous administration in critically ill patients with infections caused by gram-negative bacteria.

    D. Plachouras;M. Karvanen;L. E. Friberg;E. Papadomichelakis

  • Acinetobacter baumannii: a universal threat to public health?

    Helen Giamarellou;Anastasia Antoniadou;Kyriaki Kanellakopoulou

  • Interventions to reduce colonisation and transmission of antimicrobial-resistant bacteria in intensive care units: an interrupted time series study and cluster randomised trial

    Lennie P G Derde;Ben S Cooper;Herman Goossens;Surbhi Malhotra-Kumar

  • Multidrug-resistant and extensively drug-resistant Gram-negative pathogens: current and emerging therapeutic approaches

    Ilias Karaiskos;Helen Giamarellou

  • Multidrug-resistant Gram-negative infections: what are the treatment options?

    Helen Giamarellou;Garyphallia Poulakou

  • Controlling the spread of carbapenemase-producing Gram-negatives: therapeutic approach and infection control

    Y. Carmeli;M. Akova;G. Cornaglia;G. L. Daikos

  • Health Care–Associated Native Valve Endocarditis: Importance of Non-nosocomial Acquisition

    Natividad Benito;José M. Miró;Elisa de Lazzari;Christopher H. Cabell

  • An Outbreak of Infection due to β-Lactamase Klebsiella pneumoniae Carbapenemase 2–Producing K. pneumoniae in a Greek University Hospital: Molecular Characterization, Epidemiology, and Outcomes

    Maria Souli;Irene Galani;Anastasia Antoniadou;Evangelos Papadomichelakis

  • Colistin-resistant isolates of Klebsiella pneumoniae emerging in intensive care unit patients: first report of a multiclonal cluster

    Anastasia Antoniadou;Flora Kontopidou;Garifalia Poulakou;Evangelos Koratzanis

  • Non-HACEK gram-negative bacillus endocarditis.

    Susan Morpeth;David Murdoch;Christopher H. Cabell;Adolf W. Karchmer

  • Application of a Loading Dose of Colistin Methanesulfonate in Critically Ill Patients: Population Pharmacokinetics, Protein Binding, and Prediction of Bacterial Kill

    Ami Fazlin Syed Mohamed;Ilias Karaiskos;Diamantis Plachouras;Matti Karvanen

  • Multidrug-resistant Gram-negative bacteria: how to treat and for how long.

    Helen Giamarellou

  • Community-acquired methicillin-resistant Staphylococcus aureus infections.

    Helen C. Maltezou;Helen Giamarellou

  • Outcomes of critically ill intensive care unit patients treated with fosfomycin for infections due to pandrug-resistant and extensively drug-resistant carbapenemase-producing Gram-negative bacteria.

    Konstantinos Pontikis;Ilias Karaiskos;Styliani Bastani;George Dimopoulos

  • Characterization of the plasmidic beta-lactamase CMY-2, which is responsible for cephamycin resistance.

    A Bauernfeind;I Stemplinger;R Jungwirth;H Giamarellou

  • Central nervous system manifestations of Mycoplasma pneumoniae infections.

    S. Tsiodras;I. Kelesidis;T. Kelesidis;E. Stamboulis

  • Effect of Clarithromycin in Patients with Sepsis and Ventilator-Associated Pneumonia

    Evangelos J. Giamarellos-Bourboulis;Jean-Claude Pechère;Christina Routsi;Diamantis Plachouras

Frequent Co-Authors

Evangelos J. Giamarellos-Bourboulis
Evangelos J. Giamarellos-Bourboulis National and Kapodistrian University of Athens
Yehuda Carmeli
Yehuda Carmeli Tel Aviv University
Jesús Rodríguez-Baño
Jesús Rodríguez-Baño University of Seville
Pierluigi Viale
Pierluigi Viale University of Bologna
Álvaro Pascual
Álvaro Pascual University of Seville
Mario Tumbarello
Mario Tumbarello Catholic University of the Sacred Heart
Matteo Bassetti
Matteo Bassetti University of Genoa
Jason A. Roberts
Jason A. Roberts University of Queensland
David L. Paterson
David L. Paterson University of Queensland
Luis Martínez-Martínez
Luis Martínez-Martínez University of Córdoba

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