Silvia Piva

ORCID: 0000-0003-0998-3368
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About
Contact & Profiles
Research Areas
  • Salmonella and Campylobacter epidemiology
  • Listeria monocytogenes in Food Safety
  • Viral gastroenteritis research and epidemiology
  • Antibiotic Resistance in Bacteria
  • Microbial infections and disease research
  • Bacterial Identification and Susceptibility Testing
  • Microbial Inactivation Methods
  • Meat and Animal Product Quality
  • Identification and Quantification in Food
  • Reproductive tract infections research
  • Research on Leishmaniasis Studies
  • Milk Quality and Mastitis in Dairy Cows
  • Streptococcal Infections and Treatments
  • Insect and Pesticide Research
  • Pharmaceutical and Antibiotic Environmental Impacts
  • Parasitic Infections and Diagnostics
  • Food Safety and Hygiene
  • Syphilis Diagnosis and Treatment
  • Mycobacterium research and diagnosis
  • Antimicrobial Resistance in Staphylococcus
  • Clostridium difficile and Clostridium perfringens research
  • Vibrio bacteria research studies
  • Diabetes, Cardiovascular Risks, and Lipoproteins
  • Rabies epidemiology and control
  • Infective Endocarditis Diagnosis and Management

University of Bologna
2015-2025

Universidade Federal de Santa Maria
2007-2012

Universidade Federal do Rio Grande do Sul
2010

Ospedale Maggiore
1987

Carbapenems are considered one of the most important last‐resort classes antibiotics, and spread carbapenem‐resistant Enterobacterales (CRE) is a serious concern worldwide. From One Health point view, reports on CRE in companion animals increasing, requiring attention regarding their role maintenance direct transmission to humans. The aim this study was assess frequency detection at admission in‐hospital acquisition from perirectal swabs dogs cats hospitalized an Italian Veterinary Teaching...

10.1155/tbed/2622185 article EN cc-by Transboundary and Emerging Diseases 2025-01-01

We recently described the genetic antimicrobial resistance and virulence profile of a collection 279 commensal E. coli food-producing animal (FPA), pet, wildlife human origin. Phenotypic (AMR) role as reservoir extra-intestinal pathogenic Escherichia (ExPEC) virulence-associated genes (VAGs) or potential ExPEC pathogens were evaluated. The most common phenotypic was to tetracycline (76/279, 27.24%), sulfamethoxazole/trimethoprim (73/279, 26.16%), streptomycin sulfisoxazole (71/279, 25.45%...

10.3390/antibiotics10040351 article EN cc-by Antibiotics 2021-03-26

Bovine beta casein A1 is one of the most common variants in dairy cattle breeds; it considered a risk factor milk intolerance and other important human diseases, because bioactive peptide casomorphin-7 (BCM7) produced by raw or processed A1-milk, but not A2- milk, during digestion. The aim this study was to perform cheap rapid method investigate polymorphism copious animals. included 2 farms with totally 1230 cows. Beta genotypes were estimated evaluating Exon 7 region bovine gene (CSN2)...

10.4081/ijfs.2017.6904 article EN cc-by-nc Italian Journal of Food Safety 2017-09-29

The safety of raw milk sold in Northern Italy was investigated relation to hygiene quality parameters and presence Salmonella spp., Listeria monocytogenes, thermotolerant Campylobacter, Verocytotoxin producing Escherichia coli O157:H7. performance different analytical methods used-official culture method (ISO), modified Bacteriological Analytical Manual cultural (mBAM), polymerase chain reaction (PCR)-was evaluated. Mycobacterium avium subsp. paratuberculosis (Map) only by PCR. All samples...

10.1089/fpd.2011.1052 article EN Foodborne Pathogens and Disease 2012-02-23

Feeding raw meat-based diets (RMBD) to companion animals raises public health concerns for both and humans. While considerable attention has been paid bacterial contamination of commercial pet food, few literature studies have investigated foodborne disease in animals. Salmonellosis is reported be infrequent cats but no known data or estimating feline salmonellosis are available large-scale epidemiological assessing Salmonella risk factors. Two highly suspected cases two fed with a frozen...

10.1186/s12917-017-1143-z article EN cc-by BMC Veterinary Research 2017-07-24

The honey bee has long been known to be a bioindicator of environmental pollution and the use antimicrobials in beekeeping industry is strictly regulated. For these reasons, this paper was aimed evaluate for first time role Apis mellifera as possible indicator antimicrobial resistance (AMR). study isolated analysed patterns Enterobacteriaceae from pool guts located five different sites (ES), where selective pressures were hypothesized. In all, 48 isolates considered identification underwent...

10.1111/lam.13288 article EN Letters in Applied Microbiology 2020-02-25

Animals, humans and food are all interconnected sources of antimicrobial resistance (AMR), allowing extensive rapid exchange AMR bacteria genes. Whole genome sequencing (WGS) was used to characterize 279 Escherichia coli isolates obtained from animals (livestock, companion animals, wildlife), in Italy. E. predominantly belonged commensal phylogroups B1 (46.6%) A (29%) using the original Clermont criteria. One hundred thirty-six sequence types (STs) were observed, including different pandemic...

10.3390/antibiotics9110782 article EN cc-by Antibiotics 2020-11-06

Bacterial urinary tract infections (UTIs) are common in small animal practice and their inappropriate treatment contributes to the antimicrobial resistance (AMR) spreading. This study assessed bacterial prevalence, non-susceptibility percentages, prescription impact of application international guidelines redacted by International Society for Companion Animals Infectious Disease (ISCAID) dogs cats with UTIs evaluated at a European veterinary university hospital, over 30-month period. A total...

10.3390/ani15111547 article EN cc-by Animals 2025-05-25

Infectious abortion in ruminants is a problem animal husbandry worldwide. It important to obtain diagnosis, make sure that proper control measures can be instituted, but most cases remain without an etiologic diagnosis. This report describes the presence of Arcobacter species and several neglected opportunistic abortifacient agents ruminant showing or not co-infections among at least one major recognized protozoal, fungal, bacterial viral agents. A total 67 fetuses (55 cattle 12 goats) just...

10.1186/s12917-019-2009-3 article EN cc-by BMC Veterinary Research 2019-07-24

In small animal practice, blood cultures (BCs) are essential for diagnosing bacterial bloodstream infections (BSIs), guiding targeted antimicrobial therapy particularly in relation to the rise of multidrug-resistant (MDR) pathogens. This study analyzed 96 positive BCs from dogs and cats at Veterinary University Hospital (VUH) Bologna (2020–2024), assessing prevalence, resistance, associated risk factors. Escherichia coli was most common isolate (29/96), followed by Streptococcus canis...

10.20944/preprints202504.0156.v1 preprint EN 2025-04-02

In small animal practice, blood cultures (BCs) are essential for diagnosing bacterial bloodstream infections (BSIs) and guiding targeted antimicrobial therapy, particularly in relation to the rise of multidrug-resistant (MDR) pathogens. This study analyzed 96 positive BCs from dogs cats at Veterinary University Hospital (VUH) Bologna (2020–2024), assessing prevalence, resistance, associated risk factors. Escherichia coli was most common isolate (29/96), followed by Streptococcus canis...

10.3390/vetsci12050445 article EN cc-by Veterinary Sciences 2025-05-06
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