- Fungal Infections and Studies
- Nail Diseases and Treatments
- Plant Pathogens and Fungal Diseases
- Infectious Diseases and Mycology
- Antifungal resistance and susceptibility
- Essential Oils and Antimicrobial Activity
- T-cell and Retrovirus Studies
- Antimicrobial Resistance in Staphylococcus
- Phytochemistry Medicinal Plant Applications
- Veterinary Oncology Research
- Microbial infections and disease research
- Anesthesia and Neurotoxicity Research
- Cytomegalovirus and herpesvirus research
- Bacterial Identification and Susceptibility Testing
- Parasitic Infections and Diagnostics
- Pediatric Pain Management Techniques
- Veterinary Pharmacology and Anesthesia
- Bee Products Chemical Analysis
- Bacterial biofilms and quorum sensing
- Mycotoxins in Agriculture and Food
- Neutropenia and Cancer Infections
- Toxoplasma gondii Research Studies
- Orthopedic Infections and Treatments
- Science and Education Research
- Vector-borne infectious diseases
Universidade Federal de Pelotas
2014-2024
Universidade Federal do Rio Grande do Sul
2011
Nova Medical (United States)
2007
Universidade Nova de Lisboa
2001-2006
Hvidovre Hospital
2006
Laboratory of Molecular Genetics
2004
Most methicillin-resistant Staphylococcus aureus (MRSA) isolates identified among blood collected in Denmark between 1957 and 1970 belonged to either phage group III or the closely related 83A complex had a PSTM antibiotype (resistance penicillin [P], streptomycin [S], tetracycline [T], methicillin [M]). Recently, some of these were shown have same genetic backgrounds as contemporary epidemic MRSA isolates, Danish methicillin-susceptible S. (MSSA) from 1960s with PST proposed been recipients...
ABSTRACT Methicillin-resistant Staphylococcus aureus (MRSA) isolates have previously been classified into major epidemic clonal types by pulsed-field gel electrophoresis in combination with multilocus sequence typing (MLST) and staphylococcal cassette chromosome mec typing. We aimed to investigate whether genetic variability potentially polymorphic domains of virulence-related factors could provide another level differentiation a diverse collection MRSA clones. The target regions strains...
Este estudo analisa o impacto da vacinação na transmissão dengue utilizando um modelo epidemiológico do tipo SIR (Suscetível-Infectado-Recuperado). O considera interações entre populações humanas e vetores, estratégias de controle como manejo populacional dos mosquitos. Os resultados mostram uma redução substancial nos casos com a vacinação, reforçando importância desta ferramenta essencial para saúde pública. Dados recentes simulações detalhadas sustentam as conclusões, destacando papel...
A tripanossomíase bovina é uma doença causada pelo Trypanosoma vivax, protozoário transmitido mecanicamente por insetos hematófagos e práticas inadequadas de manejo. Este estudo descreve um surto ocorrido em fazenda leiteira no sul da Bahia, após a introdução animais provenientes do Minas Gerais. Os principais sinais clínicos incluíram perda peso, anemia, apatia queda na produção leiteira, resultando morte 12 bovinos. O diagnóstico foi confirmado esfregaço sanguíneo, evidenciando presença...
The first study on the molecular characterization of methicillin-resistant Staphylococcus aureus (MRSA) isolates from Colombia was performed as part a global surveillance established by CEM/NET Initiative, under Project RESIST. Seventy-six MRSA recovered five hospitals during 1996-1998 were analyzed hybridization ClaI restriction digests with mecA- and Tn554-specific probes, pulsed-field gel electrophoresis (PFGE) chromosomal SmaI digests. All isolates, one exception, belonged to single...
Sporotrichosis is a neglected and emerging mycosis caused by the traumatic implantation of Sporothrix propagules into (sub)cutaneous tissues humans animals. We evaluated canine sporotrichosis's clinical-therapeutic, epidemiological profile, in vitro susceptibility isolates to itraconazole. The variables were chi-square test. A total 69 dogs infected with spp., molecular identification revealed an overwhelming occurrence S. brasiliensis as etiological agent. profile was male (56.5%), adults...
Descrevem-se os aspectos clinicopatológicos de casos aflatoxicose em cães no Sul do Rio Grande Sul. Foi realizado um estudo retrospectivo dos diagnosticados como necropsiados Laboratório Regional Diagnóstico (LRD) da Faculdade Veterinária Universidade Federal Pelotas (UFPel) período 1978 a 2012. Em quatro o diagnóstico foi confirmado pela detecção níveis 89 191 ppb aflatoxinas B1 e G1 alimento cães. De total 27 com cirrose hepática, seis havia suspeita pelas lesões macro microscópicas pelo...
Micoses sao doencas infecciosas causadas pelo desenvolvimento e multiplicacao de fungos patogenicos em diferentes tecidos orgaos com manifestacoes clinicas bastante variadas. Dermatologicamente, estas infeccoes podem ser classificadas acordo a localizacao do agente micoses superficiais, cutâneas subcutâneas, representadas respectivamente pelos Malassezia pachydermtis, dermatofitos, principalmente Microsporum canis, Sporothrix schenckii. Nas ultimas decadas, utilizacao crescente terapias...
RESUMO: Descrevem-se os aspectos epidemiológicos das doenças causadas por fungos e oomicetos na população de equinos região sudeste do Rio Grande Sul, estabelecendo as taxas epidemiológicas, suas causas sua importância sanitária região. Foi realizada a epidemiologia descritiva meio cálculo da incidência encontradas ao longo dos anos verificada existência associação entre ocorrência dessas enfermidades o sexo, raça estação ano. Entre 1978 2014 pitiose teve prevalência 49,71% (86/173),...
Summary The susceptibility of Sporothrix schenckii isolates from clinical cases canine, feline and human sporotrichosis, the environment, was evaluated with 4% sodium hypochlorite 6.6% chlorhexidine digluconate using broth microdilution, agar diffusion direct exposure techniques. minimal inhibitory concentration smaller than 0.8% for between 8% hypochlorite. Inhibition zones were not found in hypochlorite, averaging 1.9 mm digluconate. In test, demonstrated best performance at 20 min...
A histoplasmose é causada pelo Histoplasma capsulatum, um fungo dimórfico, saprófita do solo, endêmico em regiões com elevada umidade e índice pluviométrico. Embora possa estar presente excrementos de aves morcegos não configura uma zoonose. Os animais se infectam através da inalação microconídeos fúngicos podem desenvolver infecção assintomática, pulmonar ou sistêmica. Nos últimos anos, observa-se aumento considerável relatos enfermidades causadas por este fungo, acometendo diferentes...
This study aimed evaluate the antidermatophytic activity of three commercial disinfectants commonly used for environmental control microorganisms in veterinary medicine.Sodium hypochlorite at 40 μL/mL, chloro-phenol derived 30 μL/mL and chlorhexidine digluconate 66.7 were tested against 14 strains dermatophytes, identified as Microsporum canis (n: 3) gypseum 11).The tests was performed accordance with guidelines Clinical Laboratory Standards Institute (CLSI), documents M38-A2 M51-A, adapted...
ABSTRACT Introduction Sporotrichosis is a chronic infectious mycosis caused by traumatic implantation of Sporothrix spp., which poses significant challenge to public health because its zoonotic nature. It affects humans and other animals, particularly cats. This study investigated epidemiological trends spatial distribution feline sporotrichosis in Espírito Santo between 2017 2022. Methods collected diagnostic data on from the Veterinary Pathology Laboratory Center for Infectious Diseases...
An unneutered female cat of unknown age presented bloody lesions on the edematous face, and respiratory signs. Cytology culture from skin sample collected with fine-needle aspiration showed yeasts inside activated macrophages, fungal growth characteristic Histoplasma spp., which was molecularly confirmed that capsulatum var. capsulatum. The successfully treated oral itraconazole (10 mg/kg/daily) for 120 days. This is first case report feline histoplasmosis in Brazil.
Ear infections in cats are uncommon, especially involving yeasts. This report describes the first isolation of Stephanoascus ciferrii, teleomorph Candida genus, a case feline otitis Brazil. The identification and characterization ciferrii were confirmed by Vitek2 System (BioMerieux ®).
A limpeza e desinfecção constituem importantes medidas de biosseguridade adotadas em um ciclo produção, visando manter baixa a concentrações agentes patogênicos, reduzindo probabilidade infecções. Porém as bactérias podem adquirir resistência aos desinfetantes utilizados para este fim. própolis, produto natural produzida por abelhas partir plantas, possui ação antimicrobiana comprovada, mas são raros os estudos utilizando-a como desinfetante. Neste estudo, extrato etanólico própolis verde...
Sporotrichosis is an emerging and neglected mycosis with a worldwide distribution. In Brazil, zoonotic epidemic occurring, two epicenters identified in the states of Rio de Janeiro Grande do Sul. However, little known about dynamics this epidemic. present work, incidence rate disease was calculated, SI (Susceptible Infected) mathematical model employed to elucidate epidemiological parameters curve sporotrichosis cats. Data from urban area Pelotas, main city affected by southern secondary...
ABSTRACT: Feline sporotrichosis is a relevant mycose in veterinary medicine due to its severity and zoonotic potential the fact that it can be difficult treat. The immune status of animal exerts influence on prognosis disease determines clinical outcome. This study evaluated efficacy immunomodulatory thymomodulin as an adjunct antifungal therapy cats with disseminated sporotrichosis; was used association itraconazole (ITL) potassium iodide (KI) treat this fungal feline patient. Thirty-one...