Merenda Marianna

Marianna Merenda | IZSVe Role Veterinarian
Department SCT1 – Verona and Vicenza
Phone +39 045 500285

Professional profile

Marianna Merenda is veterinary officer in charge of the Laboratory of Clinical diagnostic and planned serology at the SCT1 – Verona and Vicenza of the Istituto Zooprofilattico Sperimentale delle Venezie (IZSVe).

After the graduation in Veterinary Medicine (2002), she obtained the postgraduate certificate in Animal Health, Farming and Animal Husbandry (2006). From 2002 to 2008 she has been a researcher first at Istituto Zooprofilattico della Lombardia e dell’Emilia Romagna (IZSLER) than at IZSVe. From 2008 to 2019 she has been veterinary officer at IZSLER, first at Piacenza Diagnostic Section then at Parma and Mantova. She was also Quality Insurer at Parma Diagnostic Section from 2013 to 2019.

Her professional activity is focused on diagnostic of infectious disease of livestock animals, with particular reference to swine and cattle. Currently her research interests regard pathological and bacteriological diagnosis expecially focused on avian and swine pathology, and diagnosis of animal micoplasmosis. She is involved in research projects funded by the Italian Ministry of Health.


  • Matucci A., Stefani E., Gavazzi L., Tondo A., Picchi M., Cristovao Borges L., Bottinelli M., Merenda M. Lo strano caso di un ceppo di Mycoplasma gallisepticum che sfugge alla rivelazione mediante PCR end point. VI Simposio Scientifico SIPA. Bologna, 19/11/2021.
  • Bottinelli M, Merenda M, Gastaldelli M, Picchi M, Stefani E, Nicholas RAJ, Catania S. The pathogen Mycoplasma dispar Shows High Minimum Inhibitory Concentrations for Antimicrobials Commonly Used for Bovine Respiratory Disease. Antibiotics (Basel). 2020 Jul 29;9(8):460.
  • Catania S, Gastaldelli M, Schiavon E, Matucci A, Tondo A, Merenda M, Nicholas RAJ. Infection Dynamics of Mycoplasma bovis and Other Respiratory Mycoplasmas in Newly Imported Bulls on Italian Fattening Farms. 2020 Jul 4;9(7):537.
  • Rosignoli C., Vescovi M., Faccin S., Merenda M., Ballista C., Galuppini A., Barbanti F., Spigaglia P. Indagine sulla presenza di Clostridioides difficile nei suini al macello in Italia. Atti XIX Congresso Nazionale SIDiLV 2019 – pag.241-24
  • Rosignoli C., Vescovi M., Faccini S., Merenda M., Costa A., Grande V., Barbanti F., Spigaglia P., Indagine sulla presenza di Clostridioides difficile in bovine da latte al macello in Italia – Atti XIX Congresso Nazionale SIDiLV 2019 – pag.239-240
  • Chiapponi C, Faccini S, Fusaro A, Moreno A, Prosperi A, Merenda M, Baioni L, Gabbi V, Rosignoli C, Alborali GL, Cavicchio L, Monne I, Torreggiani C, Luppi A, Foni E. Detection of a New Genetic Cluster of Influenza D Virus in Italian Cattle. Viruses. 2019 Nov 30;11(12):1110.
  • Chiapponi C, Ebranati E, Pariani E, Faccini S, Luppi A, Baioni L, Manfredi R, Carta V, Merenda M, Affanni P, Colucci ME, Veronesi L, Zehender G, Foni E. Genetic analysis of human and swine influenza A viruses isolated in Northern Italy during 2010-2015. Zoonoses Public Health. 2018 Feb;65(1):114-123.
  • Foni E, Chiapponi C, Baioni L, Zanni I, Merenda M, Rosignoli C, Kyriakis CS, Luini MV, Mandola ML, Bolzoni L, Nigrelli AD, Faccini S. Influenza D in Italy: towards a better understanding of an emerging viral infection in swine. Sci Rep. 2017 Sep 15;7(1):11660.
  • Faye L. Gosney, Laura McAuliffe, Graeme Barden, Robin A.J. Nicholas, Roger D. Ayling, Chiara Garbarino, Marianna Merenda, Mario Luini (2010) – Analysis of Mycoplasma bovis Isolates from Bovine Milk in Northern Italy – Poster – Proceedings of the 18th Congress of the International Organization for Mycoplasmology (IOM). July 11-16, 2010 Chianciano Terme, Siena, Italy – pp. 190.