RSS 1.0Artigos - Microbiologia e Imunologia - IBB
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Strategies of the control of an outbreak of leptospiral infection in dairy cattle in Northeastern Brazil
; ; ; ; Júnior, João Pessoa Araújo
; Malossi, Camila Dantas ; Ullmann, Leila Sabrina ; ; (Tropical Animal Health and Production, 2018) [Artigo]
The aim of the present study was to describe the strategies of the control of an outbreak of leptospiral infection in dairy cattle in Maranhão State, Northeastern Brazil. In the period from January to July 2015, 18 (17%) ... -
Positive effects of antitumor drugs in combination with propolis on canine osteosarcoma cells (spOS-2) and mesenchymal stem cells
Bernardino, Pedro Negri; ; ; Sforcin, José Maurício (Biomedicine and Pharmacotherapy, 2018) [Artigo]
The combination of lower concentrations of antitumor drugs (carboplatin – CARB, doxorubicin – DOX, and methotrexate – MET) with propolis was investigated against canine osteosarcoma (spOS-2) and mesenchymal stem cells (MSC) ... -
Complete genome sequences of two dengue virus serotype 1 genotype V strains from different lineages
; ; ; Ullmann, Leila Sabrina; Junior, João Pessoa Araújo ; (Genome Announcements, 2016) [Artigo]
Previous phylogenetic studies involving dengue virus serotype 1 (DENV1) have shown several lineages of genotype V circulating worldwide. After sequencing the complete genome of strains from São José do Rio Preto, São Paulo, ... -
Multiple Origins of the Pathogenic Yeast Candida orthopsilosis by Separate Hybridizations between Two Parental Species
; ; Prandini, Tâmara H. R.; ; ; Bagagli, Eduardo ; ; (PLoS Genetics, 2016) [Artigo]
Mating between different species produces hybrids that are usually asexual and stuck as diploids, but can also lead to the formation of new species. Here, we report the genome sequences of 27 isolates of the pathogenic ... -
Search for diarrheagenic Escherichia coli in raw kibbe samples reveals the presence of Shiga toxin-producing strains
; ; ; Hernandes, Rodrigo Tavanelli; ; ; ; ; (Food Control, 2016) [Artigo]
The aim of this study was to investigate the occurrence of diarrheagenic Escherichia coli (DEC) strains in raw kibbe samples. For this purpose, 70 samples of raw kibbe were collected from retail establishments and analyzed. ... -
Immunomodulatory Effects of Dietary β-glucan and Vitamin C in Nile Tilapia, Oreochromis niloticus L., Subjected to Cold-induced Stress or Bacterial Challenge
Barros, Margarida M.; Falcon, Dario R. ; Orsi, Ricardo O. ; Pezzato, Luiz E. ; Fernandes Junior, Ademir C. ; Fernandes Junior, Ary ; de Carvalho, Pedro L.P.F. ; Padovani, Carlos R. ; ; Sartori, Maria M.P. (Journal of the World Aquaculture Society, 2015) [Artigo]
To determine the dietary β-glucan and vitamin C levels that would enable the fish to cope with different stress, 252 tilapia (16.86 ± 0.24 g) were distributed in thirty six 250-L aquaria and fed experimental diets for 60 ... -
Beneficial Role of Low-Intensity Laser Irradiation on Neural β-tubulin III Protein Expression in Human Bone Marrow Multipotent Mesenchymal Stromal Cells
; Primo, Fernando L.; ; ; ; ; ; ; ; (Stem Cell Reviews and Reports, 2018) [Artigo]
The purpose of the present study was to evaluate the neural protein expression pattern of human multipotent mesenchymal stromal cells (hMSCs) treated with forskolin (free-form/FF). The study investigated forskolin’s capacity ... -
Targeting Leishmania amazonensis amastigotes through macrophage internalisation of a hydroxymethylnitrofurazone nanostructured polymeric system
; ; ; ; ; ; Chung, Man Chin; (International Journal of Antimicrobial Agents, 2017) [Artigo]
Dextran-coated poly (n-butyl cyanoacrylate) nanoparticles (PBCA-NPs) were prepared and were evaluated for enhanced delivery of a promising anti-Leishmania drug candidate, hydroxymethylnitrofurazone (NFOH), to phagocytic ... -
Immunomodulatory/anti-inflammatory effects of a propolis-containing mouthwash on human monocytes
(Pathogens and disease, 2016) [Artigo]Propolis is a bee product used in folk medicine to improve health and prevent inflammatory diseases. It has attracted the attention of researchers from the odontological field lately, reducing inflammation resulting from ... -
HLA-G variability and haplotypes detected by massively parallel sequencing procedures in the geographicaly distinct population samples of Brazil and Cyprus
Castelli, Erick C.; ; Paz, Michelle A. ; Ramalho, Jaqueline ; Porto, Iane O.P. ; Lima, Thálitta H.A. ; Souza, Andréia S. ; ; ; et al. (Molecular Immunology, 2017) [Artigo]
The HLA-G molecule presents immunomodulatory properties that might inhibit immune responses when interacting with specific Natural Killer and T cell receptors, such as KIR2DL4, ILT2 and ILT4. Thus, HLA-G might influence ... -
Haplotypes from the SLC45A2 gene are associated with the presence of freckles and eye, hair and skin pigmentation in Brazil
; ; ; ; ; ; ; ; C. Castelli, Erick; et al. (Legal Medicine, 2017) [Artigo]
The Solute Carrier Family 45, Member 2 (SLC45A2) gene encodes the Membrane-Associated Transporter Protein (MATP), which mediates melanin synthesis by tyrosinase trafficking and proton transportation to melanosomes. At least ... -
Haplotypes of the HLA-G 3′ untranslated region respond to endogenous factors of HLA-G+ and HLA-G- cell lines differentially
; ; ; ; ; ; ; Castelli, Erick C.; ; et al. (PLoS ONE, 2017) [Artigo]
The immune checkpoint HLA-G prevents maternal rejection of the fetus and contributes in cancer invasion and acceptance of allografts. The 5′ and 3′ regulatory regions of the HLA-G gene are polymorphic and balancing selection ... -
Human Leukocyte Antigen-G: A Promising Prognostic Marker of Disease Progression to Improve the Control of Human African Trypanosomiasis
; ; ; ; ; ; ; ; ; Castelli, Erick C. et al. (Clinical Infectious Diseases, 2016) [Artigo]
Background. Human African trypanosomiasis (HAT) caused by Trypanosoma brucei gambiense can be diagnosed in the early hemolymphatic stage (stage 1 [S1]) or meningoencephalitic stage (stage 2 [S2]). Importantly, individuals ... -
Standard methods for Apis mellifera propolis research
(Journal of Apicultural Research, 2016) [Artigo]Propolis is one of the most fascinating honey bee (Apis mellifera L.) products. It is a plant derived product that bees produce from resins that they collect from different plant organs and with which they mix beeswax. ... -
Factors associated with equine aural plaque in Brazil
(Veterinary Dermatology, 2016) [Artigo]Background: Aural plaques can be found on the inner surfaces of one or both ears of horses. Despite their low malignancy, these lesions can sometimes cause discomfort and sensitivity in horses, and a loss in commercial ... -
Chronic spontaneous urticaria: A survey of 852 cases of childhood-onset systemic lupus erythematosus
; ; ; ; Saad Magalhães, Claudia; ; ; ; ; et al. (International Archives of Allergy and Immunology, 2015) [Artigo]
Background: Data regarding the prevalence of chronic spontaneous urticaria (CSU) in childhood-onset systemic lupus erythematosus (cSLE) patients and possible associated factors are limited to a few case reports. The ... -
Invasion of differentiated intestinal Caco-2 cells is a sporadic property among atypical enteropathogenic Escherichia coli strains carrying common intimin subtypes
; ; ; Hernandes, Rodrigo T.; ; ; (Pathogens and Disease, 2014) [Artigo]
Atypical enteropathogenic Escherichia coli (aEPEC) strains produce attaching-effacing (AE) lesions on enterocytes due to the interaction of the adhesin intimin with its translocated receptor. aEPEC strain 1551-2 was ... -
Seasonality effects on chemical composition, antibacterial activity and essential oil yield of three species of Nectandra
de Oliveira Ferraz, Elza; ; Ferreira, Maria Izabela ; Fernandes, Ary ; ; Minatel, Igor Otavio ; Albano, Mariana ; ; Lima, Giuseppina Pace Pereira (PLoS ONE, 2018) [Artigo]
In this study, we aimed to determine whether seasonality affects the content, chemical composition, and antimicrobial activity of essential oils (EOs) from the leaves of three species of Nectandra (Nectandra megapotamica, ... -
Infection by Histoplasma capsulatum, Cryptococcus spp. and Paracoccidioides brasiliensis in bats collected in urban areas
da Paz, Giselle S.; Adorno, Brunna Mayla V. ; ; Bosco, Sandra M. G. ; Langoni, Helio (Transboundary and Emerging Diseases, 2018) [Artigo]
Epidemiological studies on endemic mycosis can be improved using molecular biology techniques to elucidate the role of bats as reservoirs and vectors of pathogenic fungi for infection of other animals and humans. The ... -
The impact of Cymbopogon martinii essential oil on Cutibacterium (formerly Propionibacterium) acnes strains and its interaction with keratinocytes
Murbach Teles Andrade, Bruna Fernanda; ; Bérgamo Alves, Fernanda Cristina ; Pereira Marques, Ana Flávia ; Albano, Mariana ; Mores Rall, Vera Lúcia ; ; Fernandes Júnior, Ary (Journal of Pharmacy and Pharmacology, 2018) [Artigo]
Objectives: The human skin microbiota is mainly composed of bacteria belonging to the genera Staphylococcus, Cutibacterium, Micrococcus and Corynebacterium, but on the skin of the face and back, ca. 50% of the total ...