Ednaldo Carvalho Guimarães

• Doctor of Engineering
• Professor (Full) at Federal University of Uberlândia

Os indicadores sociais, ambientais e econômicos são frequentemente empregados para caracterizar um setor específico de interesse. A compreensão desses indicadores tem impactos relevantes no desenvolvimento socioeconômico das regiões. Este trabalho tem como objetivo interpretar as variáveis do Índice Mineiro de Vulnerabilidade Climática (IMVC) por m...

Sperm chromatin analysis is a crucial tool for investigating fertility in bulls, both in the field and in in vitro fertilization. This study aimed to identify efficient, low-cost, and easy-to-apply methods for detecting chromatin integrity alterations. Frozen semen samples from four bulls with varying results in in vitro embryo production (IVEP) we...

The aim of this study was to evaluate the hematological parameters of non-lactating Bonsmara cows and cows at different stages of lactation. A total of 119 cows were used, divided into four groups according to the number of lactations. The hematological evaluations performed were erythrogram and leucogram using automated equipment. The descriptive...

This study aimed to evaluate weaning at 10 days of age and use of milk replacer, considering that the control group was conventional weaning at 21 days. Two hundred eighty-eight animals were used, and birth weights at 10, 21, 66, and 163 days of age were evaluated. At the slaughterhouse, measurements were taken of hot carcass weight, backfat and mu...

Trilostane is the current treatment of choice for managing pituitary-dependent hypercortisolism (PDH) in dogs. While prescribing higher initial doses may elevate the risk of iatrogenic hypocortisolism, opting for more conservative approach could result in delayed disease control, since most individuals end up requiring dosage increases. The adrenoc...

The aim was to assess farmers’ knowledge of herd behaviour, grooming-related injuries, stress reduction, familiarity with a brush device, and attitudes toward adopting a low-cost stationary brush. Farmers from Southeast and Midwest Brazil participated in an online survey. The questionnaire was organized into sections: first, about the profile of fa...

Heat stress is a challenge for the milk production chain, especially in tropical environments. Thus, the objective was to evaluate the knowledge and the perception of milk producers about heat stress and determine what corrective measures they adopted to minimize losses in the productive performance of dairy cows due to high temperatures. A questio...

The aim was to assess farmers’ knowledge of herd behaviour, grooming-related injuries, stress reduction, and familiarity with a brush device, and their attitude in adopting a low-cost stationary brush. Farmers from Southeast and Midwest of Brazil participated in an online survey. The questionnaire was organized into sections: first about the profil...

Os danos ao meio ambiente, com destaque aqui para a grande quantidade de Resíduos Sólidos Urbanos (RSU) gerados pela sociedade com crescente padrão consumista, causa efeitos negativos não apenas no espaço local, mas que podem ser sentidos em todo o planeta. A análise do comportamento temporal da destinação de resíduos sólidos nas cidades é de funda...

The dwarf pequi tree, Caryocar brasiliense subsp. intermedium, is extremely restricted to ecological niches in the Cerrado biome. Thus, understanding the conditioning factors of the micro-endemism of this sub-species through its spatial distribution and the physical-chemical attributes of the soil was the objective of this research. The research wa...

O artigo recorre às análises descritivas e exploratórias da estatística para analisar o comportamento das emissões dos gases de efeito estufa no Brasil analisando a série temporal do período de 1990 a 2019. A técnica de análise de Cluster foi a ferramenta da estatística descritiva utilizada para a análise dos dados das emissões, utilizando-se, tamb...

This study aimed to evaluate the effects of animal age and sex on serum concentrations of proteins, metabolites, minerals, and enzymes in Bonsmara cattle up to two years of age. Blood samples were collected from 179 animals (92 males and 87 females), aged between 15 days and 24 months. The animals were divided into four age groups: G1: 15 days ┤2 m...

Objetivou-se avaliar a influência da idade e sexo nas concentrações séricas de proteínas, metabólitos, minerais e enzimas em bovinos da raça Bonsmara com até dois anos de idade. Foram colhidas amostras de sangue de 179 animais (92 machos e 87 fêmeas), de 15 dias a 24 meses de idade, distribuídos em quatro grupos etários: G1: 15 dias ┤2 meses, G2: 2...

This study aimed to evaluate the influence of age and sex on the blood biochemical constituents of broiler breeders during the egg production stage. The analysis was performed in an industrial broiler breeder farm, and blood samples were collected from males and females at five different ages. Biochemical elements analysed in each serum sample were...

Diante da relevância que a energia elétrica assume para as sociedades modernas e a necessidade de sua conscientização para o uso racional deste recurso, as Instituições de Ensino Superior (IES) representam uma importante instância, considerando tanto sua função formadora, quanto a aplicação de uma gestão voltada à eficiência energética. Neste senti...

An adequate combination of factors involved in the technology used for phytosanitary product application contributes to an efficient spray deposition on the target. The objective of this study was to use multivariate analysis to characterize the magnitude of effects and the order of influence of three factors that interfere with the quality of phyt...

This study aimed to evaluate the influence of age and sex on the blood biochemical constituents of broiler breeders during the egg production stage. The analysis was performed in an industrial broiler breeder farm, and blood samples were collected from males and females at five different ages. At most ages, females had higher values of total protei...

A concentração de lactato sanguíneo é utilizada frequentemente em pacientes críticos para identificar hipóxia tecidual, e seus valores têm sido referenciados como marcadores prognósticos em diversos cenários, sendo que o lactato sanguíneo em Tucanos Toco nunca foi descrito anteriormente. A hiperlactatemia é relacionada como sinal de hipoperfusão si...

Bacterial resistance is a sanitary issue explained by indiscriminate use of nonprescription drugs, and antimicrobial use in food production for growth promotion. Bothropstoxin-I (BthTx-I) is a phospholipase A2 (PLA2) from Bothrops jararacussu venom, which has a known antimicrobial effect. The goal of this study was the unprecedented evaluation of i...

The objectives of this study were to evaluate the serum biochemical profile in Quarter Horse mares in their peripartum, and neonates on their birth date, and to compare the values obtained for male and female foals, as well as values obtained for foals and mares on the day of delivery. Forty one adult, pregnant mares and their respective offspring...

A presença de biofilme microbiano nos equipamentos de ordenha, ocasionada pela limpeza inadequada, é uma fonte constante de contaminação dos animais ordenhados e do leite que é enviado para a indústria. O biofilme também compromete a saúde dos animais e a qualidade do leite produzido. O objetivo deste estudo foi avaliar a formação de biofilme em qu...

O objetivo neste trabalho foi avaliar os efeitos dos métodos de abate de frangos com eletronarcose e sem insensibilização (conforme preceito do método Halal) e dos cortes unilateral e bilateral na eficiência da sangria. Foram utilizadas 100 aves, fêmeas, abatidas sob Serviço de Inspeção Federal e divididas em dois tratamentos: com e sem insensibili...

Introdução: O corticoide inalatório (CI) utilizado em indivíduos com Doença Pulmonar Obstrutiva Crônica (DPOC) pode comprometer a função dos músculos respiratórios e dos membros inferiores, levando ao aumento da severidade das limitações funcionais.Objetivo: Avaliar a ação do CI na capacidade funcional, no deficit de equilíbrio estático e funcional...

A água é um recurso natural responsável pela origem da vida e sua sustentação no nosso planeta Terra. É considerada fundamental para o exercício das atividades econômicas como a agricultura e a indústria, exercendo também importância crucial na qualidade de vida das populações, especialmente, no que se refere ao abastecimento de água e a coleta e t...

The effects of the evaporative cooling system with negative pressure (ECS) and water spray on the roof (WSR) on physiological variables, thyroid hormones and neutrophil/lymphocyte ratio (N:L) in lactating sows were evaluated. Sixty-one lactating females were divided in the two thermal environments, being 30 in SRE and 31 in the AAT shed in the summ...

This study aimed to determine the impact of health on the quality of life (QoL) and quality of working life (QWL) of university teachers. A cross-sectional study was conducted with 284 teachersin the areas of health, sciences, human sciences, and agricultural sciences using a sociodemographic questionnaire containing health-related questions, the W...

As concentrações das espécies químicas constituintes do material particulado fino (MP1), presente na atmosfera da floresta amazônica, apresentam elevada sazonalidade, se mostrando maiores na estação seca e menores na estação chuvosa. A distribuição temporal dessas concentrações possui picos que representam episódios de aporte de material carreados...

RESUMO Este estudo teve o objetivo de comparar o perfil bioquímico sérico de machos e fêmeas da linhagem pesada de frango de corte, nas idades de quatro, 12 e 20 semanas, em uma unidade de produção industrial, no município de Uberlândia-MG. Após a pesagem das aves, foram coletadas amostras de sangue de 15 aves de cada sexo de cada faixa etária. Os...

As veredas, uma fitofisionomia encontrada no Cerrado responsável pela manutenção de cursos d’água de bacias hidrográficas, são consideradas áreas de preservação permanente. Portanto, seus limites, vegetações naturais e qualidade dos recursos devem ser preservados. O objetivo deste trabalho foi avaliar a qualidade dos sedimentos em cinco áreas alaga...

The lesser mealworm control is mostly made by insecticides, as the association of chlorpyrifos, cypermethrin and citronellal. The traditional insecticide application method (TRADM) depends on many liters of water and, with the objective of reducing water consumption, the aim was to compare TRADM with atomizer-equipment method (ATOMM). Four and thre...

The objective of this study was to evaluate the effects of different times of exposure to heat on bone parameters and organ morphometry of Cobb Slow® and Hubbard Flex® broilers exposed to high temperatures for 1, 2 or 3 h daily, from 14 days of age. A total of 1120 one-day-old male chicks (half of each line; average weight of 44 g) were housed into...

RESUMO Determinaram-se os valores de temperatura do ar, umidade relativa e índice de temperatura e umidade (ITU) de uma propriedade rural de produção de leite a pasto e da estação meteorológica oficial mais próxima, confrontando-os. Na fazenda, as leituras dos dados foram registradas por uma estação meteorológica automática, a cada cinco minutos, d...

The objective of this study was to evaluate the performance and carcass yield of broilers submitted to heat stress during different rearing stages. A total of 840 one-day-old CobbAvian48TM male broilers were housed in an experimental house equipped with conventional ventilation system and foggers. Birds were distributed according to a completely ra...

Spatial variability of chemical attributes in soils tends to increase under the no-tillage system. However, data regarding this variability under this system for a long time are scarce. This study aimed to evaluate the spatial variability of phosphorus (P), organic matter (OM), pH, aluminum (Al), calcium (Ca), magnesium (Mg), potassium (K), base sa...

The aim of this study was to determine among nine temperature-humidity index (THI) equations, the one that best represents the effects of heat stress on crossbred dairy calves reared in a tropical environment. Twelve male and female calves, aged 20 to 60 days, and raised in a tropical pen were evaluated. Respiratory (RR) and heart rates (HR), recta...

The effects of different exposure periods under heat on the carcass yield, cuts and edible organs and breast chemical composition of broilers from two strains were investigated. Five hundred and sixty Cobb 500 Slow® and 560 Hubbard Flex® broiler chicks were housed in 32 pens and from the 14th day on, they were divided in thermal environments: contr...

Background: The wellbeing and performance of calves may be impaired if raised in high temperature environments. Physiological and hematological variables serve as a tool to assess the welfare of cattle; therefore, the influence of seasons and age on physiological and hematological variables was evaluated of crossbred dairy calves in a tropical envi...

Spatial variability of chemical attributes in soils tends to increase under the no-tillage system. However, data regarding this variability under this system for a long time are scarce. This study aimed to evaluate the spatial variability of phosphorus (P), organic matter (OM), pH, aluminum (Al), calcium (Ca), magnesium (Mg), potassium (K), base sa...

Cysticercosis represents an important public health problem that can cause significant economic losses to the beef industry. The present study aimed to determine the prevalence rate of cysticercosis in cattle and estimate the economic losses to producers associated with this parasitic disease. Data were collected from the official sanitary inspecti...

The objective of this study was to evaluate the performance and carcass yield of broilers submitted to heat stress during different rearing stages. A total of 840 one-day-old CobbAvian48TM male broilers were housed in an experimental house equipped with conventional ventilation system and foggers. Birds were distributed according to a completely ra...

A silagem de milho é um dos alimentos conservados mais utilizados na produção animal durante a seca. Objetivou-se avaliar a composição química da silagem de milho com diferentes aditivos. O delineamento foi casualizado, em esquema fatorial 3x3 (três valores de adição do coproduto farelo úmido de glúten de milho e dois aditivos + um sem aditivo), co...

Macroscopic and microscopic changes in the epiphyseal region of the tibia were recorded in the 42nd day of life of broilers subjected to one-hour heat stress in different rearing phases. The treatments comprised both broilers reared under room temperature and humidity conditions from the 1st to the 42nd day of life (control) and broilers subjected...

There is little information about serum biochemistry in hinnies, animals that are usually confused with mules, so this is why specific diagnosis and treatment for these animals are difficult to obtain. Due to this fact, this study had the aim of offering elements to understand and determine references in serum biochemistry parameters specific for h...

The objectives of this study were to evaluate the serum biochemical profile in Quarter Horse mares in their peripartum, and neonates on their birth date, and to compare the values obtained for male and female foals, as well as values obtained for foals and mares on the day of delivery. Forty one adult, pregnant mares and their respective offspring...

For the evaluation of serum biochemical parameters of Pêga breed donkeys (Equus asinus), for the different age groups and sex, blood samples of 123 animals were analyzed, of 29 males aged from 8 days to 10 years and of 94 females (15 lactating) aged from 2 days to 12 years, from two farms in the central-southern Minas Gerais, Brazil. The donkeys we...

Background: The growth of fish farming in Brazil has been noticeable over the past few years, and the Nile tilapia (Oreochromis niloticus) is the most bred species in the country. Studies on the physiology of these animals are necessary so that the production continues to grow and to improve its rates. However, very discrepant data are still found...

RESUMO: Por serem frequentes na clínica de animais silvestres, faz-se necessária a manipulação de jiboias e para isso, indispensável o conhecimento sobre as manobras precisas para o tratamento das possíveis afecções. Quando se opta pela contenção química, ou pela realização de procedimentos cirúrgicos, um dos fármacos utilizados na anestesia de ser...

Canine mammary tumours (CMTs) are the most common type of neoplasm in bitches. As in women, the presence of metastasis in regional lymph nodes is an important prognostic factor in bitches with mammary carcinomas, but the clinical significance of occult isolated tumour cells (ITCs) within lymph nodes is still undefined in this species. The effective...

Os fitonematoides são uma das principais causas de perdas na cafeicultura. Este trabalho teve por objetivo usar a geoestatística como ferramenta de mapeamento espacial dos fitonematoides, buscando assim o manejo sustentável destes nas propriedades. O experimento foi realizado na fazenda Brasil que possui 65 ha de cafeeiro arábica (Coffea arábica L....

Background: Mammary tumors are a type of neoplasia that are most commonly found in female dogs and are mostly malignant. The aim of this study, performed in the Laboratory of Veterinary Pathology of the Federal University of Uberlândia (LVP-FUU) from 2004 to 2014, was to determine the prevalence of mammary tumors in bitches and to verify the relati...

The purpose of this study was to evaluate the physiological variations and influence of age group and sex on biochemical variables of 32 male and female Dorper sheep at the age of 15 to 121 days. Four blood samples were collected from each animal, at monthly intervals, totaling 128 samples. Biochemical variables determined in each sample were total...

O cafeicultor sempre busca maximizar a sua produtividade, isto requer a compreensão dos fatores que a influência, dentre os vários fatores que influenciam o rendimento do cafeeiro, a nutrição, com certeza é de suma importância, e está, é afetada pelo balanço dos nutrientes no solo. Assim, o objetivo deste estudo foi analisar e descrever o comportam...

Background: Heat stress indexes integrate several variables of the thermal environment in a single figure and predict their impact on animal welfare and performance. The correct interpretation of these indexes is of help in the choice of more adequate measures to attenuate the stress caused by the heat. Therefore, the aim of this research is to exa...

O presente trabalho teve como objetivo estudar a variabilidade espacial da resistência do solo à penetração (RP), teor de água no solo (U) e a produtividade na cultura do milho. O experimento foi conduzido no ano agrícola de 2015/2016, na fazenda Sobradinho, da propriedade do Instituto Federal do Triângulo Mineiro, Campus Uberlândia. A resistência...

The presence of biofilm-forming bacteria from the mammary gland of dairy cows adhered to equipment in the milking environment represents one of the major causes of bacterial resistance during mastitis treatment. The aim of this study was to identify strains of Staphylococcus aureus, Staphylococcus epidermidis and Escherichia coli in milk samples fr...

This study aimed to evaluate the influence of age and cyclical heat stress for 1 hour per day on the levels of serum proteins, metabolites, and enzymes in broiler chickens of 21-42 days of age. We used 420 male broiler chickens, Cobb Avian48TM breed, in a completely randomized experimental design, composed of two treatments and six replicates. The...

O objetivo deste trabalho foi avaliar a discrepância existente entre mapas gerados a partir da utilização da configuração padrão fornecidos por softwares de agricultura de precisão (default) comparando com os mapas nos quais se realiza criteriosamente os procedimentos necessários para o ajuste dos mapas. Para estudo foi utilizado o programa Gamma D...

The present study aimed to describe the disposition and amount of circumvallate lingual papillae in Saanen goats using 26 goat tongues from the Laboratory of Animal Anatomy and Morphology of the Federal Rural University of Rio de Janeiro, which were previously fixed in 10% formaldehyde solution for later dissection of tongues that were removed from...

Os micronutrientes são elementos essenciais ao desenvolvimento e produção do cafeeiro.Os solos variam amplamente no teor de micronutrientes e na sua capacidade de fornecê-los em quantidades adequadas para as culturas, assim sendo cada vez mais é importante determinar e modelar a sua distribuição espacial no solo. Este estudo teve por objetivo deter...

The hemangioma and hemangiosarcoma are mesenchymal neoplasms from the vascular endothelium, and the dog is the domestic animal more commonly affected. At the veterinary hospital of the Federal University of Uberlândia, we reviewed the files from the Animal Pathology Laboratory from 2002 to 2014. The epidemiological data and the frequency of dogs di...

Breast tumors are the most common tumors in dogs and the study of disease prognostic factors is important for establishing the appropriate treatment protocols. The purpose of this study was to clinically stage mammary tumors of bitches and correlate the stages with histological type and grade. The tumors of 63 dogs were clinically staged based on t...

A elaboração de mapas de fertilidade do solo permite que sejam aplicados os nutrientes de acordo com a necessidade pontual, assim melhorando a eficiência da aplicação. O objetivo deste trabalho foi modelar a dependência espacial do pH e da saturação de bases (V) do solo, gerando os mapas de fertilidade e verificar as vantagens econômicas e ambienta...

Fifteen male New Zealand rabbits were used in this study, with the aim of storing their platelet-rich plasma (PRP) for 30 days at 4-6 °C to investigate its conservation and viability during this period. Thirty samples of PRP were prepared and sorted into three equal groups (G1, G2, and G3), and every three days a sample was taken out for evaluation...

Training is essential to prepare the body for intense changes occurring in athletic performance. The effect of training depends on the duration, type, frequency, and intensity of athletic training. The aim of this study was to evaluate the profile of proteins, metabolites, minerals, and enzymes of polo horses in training and those that participate...

This study aimed to evaluate the physiological variations in the serum biochemical profile of neonate (3-5 days old) Senepol and crossbreed Holstein x Gir calves in Uberlândia, state of Minas Gerais, Brazil, and to compare values between breeds and sexes. In total, 168 healthy Senepol (n = 80, 28 females and 52 males) and crossbred Holstein x Gir (...

The aim of this study was to assess physiological parameters, hair coat morphological characteristics and temperature gradients in crossbred Holstein-Gyr cows in the municipality of Tapira, Minas Gerais (MG), Brazil. Forty-nine lactating cows from six Holstein (H) and Gyr (G) genetic groups (1/4H 3/4G, 3/8H 5/8G, 1/2H 1/2G, 5/8H 3/8G, 3/4H 1/4G and...

The objective of this study was to evaluate the spatial dependence on chemical soil attributes by means of the geostatistical association and multivariate analysis (exploratory factor analysis), aiming to understand the behavior of the attributes in the soil, thus being able to contribute to the planning of fertilization, seeking greater productivi...

This study evaluated the microbiological quality of the water of 33 poultry sheds seeking to identify the presence of biofilm-producing Escherichia coli. The swab samples of the surface of the drinkers were analyzed by the inhibition test to detect the most effective disinfectant for removing these bacterial communities. The multiple-tube and mesop...

A cafeicultura é uma atividade agrícola de grande importância econômica e ambiental que hoje ocupa mais de 2,2 milhões de hectares no Brasil. O objetivo deste estudo foi verificar o comportamento espacial do pH e dos macronutrientes fósforo (P), potássio (K), cálcio (Ca), magnésio (Mg) e enxofre (S) no solo, buscando modelos geoestatísticos que per...

The spatial variability structure of soil attributes in a certain area might influence the semivariogram fitting model and, consequently, the attribute behavior mapping in this area leading to different decisions regarding crop management. This study aimed to identify, characterize and quantify the spatial variability of chemical attributes and the...

The aim of this study was to investigate the occurrence of antibodies against Leptospira spp. and risk factors related to the epidemiology of leptospirosis in dogs living in the urban area of the municipality of Uberlandia, Minas Gerais, Brazil. Blood serum samples were examined from 268 dogs from the municipality’s North, South, East, West and Cen...

The aim of this study was to investigate genes involved in adhesion expression, biofilm formation, and enterotoxin production in isolates of Staphylococcus spp. from goats with subclinical mastitis and associate these results with the staphylococcal species. One hundred and twenty-four isolates were identified and polymerase chain reaction (PCR) wa...

OBJECTIVES To evaluate endomyocardial and epimyocardial left ventricular circumferential and longitudinal peak systolic strain and strain rate in dogs with myxomatous mitral valve disease using two-dimensional feature tracking imaging echocardiography.MATERIALS AND METHODS Epimyocardial and endomyocardial global and regional myocardial peak systoli...

It was evaluated the pre-slaughter handling of 320 healthy and crossbred (zebu) cows, divided into eight groups of 40 animals, according to their origin, aged 2-4 years, coming from eight properties of Triangulo Mineiro - Minas Gerais, which were slaughtered in a slaughterhouse placed at the same region. It was related, in this handling, parameters...

Avaliou-se o manejo pré-abate de 320 fêmeas bovinas, divididas em oito lotes de 40 animais, de acordo com a procedência, hígidas e azebuadas com idade entre 2 a 4 anos, provenientes de oito propriedades do Triângulo Mineiro-MG, as quais foram abatidas em um matadouro frigorífico localizado nessa mesma região. Relacionaram-se nesse manejo, parâmetro...

Background: Canine visceral leishmaniasis is a chronic and endemic disease, widespread zoonotic infection with a great impact on public health. The domestic dog is the main reservoir and also a source of infection for humans in the urban environment. Canine visceral leishmaniasis is a multisystem disease that affects several organs, mainly the hear...

For determining plasma concentrations of proteins and metabolites of rattlesnakes in captivity, 60 adult snakes, 30 males and 30 females were used. Blood was collected by puncture of the cervical paravertebral venous sinus and stored in tubes with heparin. Biochemical analyzes were colorimetrically processed using an Automatic Biochemistry Analyzer...

Resumo: Para determinar as concentrações plasmáticas de proteínas e metabólitos de cascavéis em cativeiro, foram utilizadas 60 serpentes adultas, sendo 30 machos e 30 fêmeas. O sangue foi coletado através de punção do seio venoso paravertebral cervical e armazenado em tubos com heparina. As análises bioquímicas foram processadas colorimetricamente...

Hemoparasites are among the most common diseases that affect dogs, having ticks as vector, which hinders the control of these diseases especially in rural areas. The blood parasites more frequently found in dogs in Brazil are Ehrlichia sp., Hepatozoon sp. and Babesia sp. The objective of this study was to determine the frequency of blood parasites...

The objective of this work was to perform a morphometric evaluation of the mandibular foramen of Bush Dog in order to establish its more precise topography and to offer subsides for a more effective local anesthetic blockage of the mandibular alveolar nerve. Twenty hemimandibles of Bush Dog (Speothos Venaticus) were used. With the aid of a universa...

Water use efficiency (WUE) is an indicator that integrates aspects related to environment, technology, economy and agronomy, so it has a potential to be used in the analyses of the sustainability in agriculture. The main goal of this research was to evaluate the WUE as an indicator of environmental impact for irrigated beans, under sub-tropical cli...

The main purpose of this research is the comparison of the milk produced in organic management towards the one that comes from usual production. Thirty samples, from 10 pure breed animals (Gyr), and Girolando (on blood levels: 1/4, 1/2 e 5/8), during different lactation periods (between the 2º and 5º), were collected at: Felicidade Farm, designated...

Background: Canine visceral leishmaniasis is a chronic and endemic disease, widespread zoonotic infection with a great impact on public health. The domestic dog is the main reservoir and also a source of infection for humans in the urban environment. Canine visceral leishmaniasis is a multisystem disease that affects several organs, mainly the hear...

The investigations of leptospirosis and brucellosis canine act as sanitary control in public health and zoonoses because they were established by close contact between dog and human. The aim was to determine the main hematological reagents in asymptomatic dogs against Leptospira spp. Brucella abortus and Brucella canis naturally infected, living in...

Resumo Foram utilizados 14 coelhos da raça Nova Zelândia, adultos, hígidos, machos e fêmeas, para avaliar os aspectos histológicos e clínicos após o implante de tubo de teflon associado a mitomicina C. Dez olhos direitos formaram o grupo I e dez olhos esquerdos formaram o grupo II avaliados por 30 e 60 dias de pós-operatório (PO), respectivamente....

In this study, the origin and distribution of the axillary nerve in 30 fetuses of zebu-crossed bovines, 20 males and 10 females, were analyzed through dissection after fixation in an aqueous solution of 10% formaldehyde. The axillary nerve was found to originate in 13.33% of the antimeres of the ventral branch of the 6th cervical (C6) spinal nerve,...

Comparou-se a produção de embriões a partir de ovócitos oriundos de ovários com e sem corpo lúteo de vacas da raça Nelore, em relação à qualidade e quantidade de ovócitos obtidos, embriões produzidos, taxa de prenhez e proporção dos sexos. Foram realizadas aspirações foliculares dos dois ovários de 219 vacas em 250 seções, igualmente distribuídas e...

This study was conducted to evaluate the serum concentrations of triiodothyronine (T3) and thyroxine (T4) in two herds of Holstein and Guzerat dairy cattle in a tropical environment. T3 and T4 concentrations were determined in blood samples collected from 27 cows in each herd over eight consecutive months. The Holstein herd was located in Monte Ale...

The objective of this study was to evaluate the occurrence of bovine mastitis by Staphylococcus sp., Streptococcus sp. and Candida sp. in a rural area of Indianópolis, Minas Gerais. It was realized the California Mastitis Test (CMT) in six collect, a total 671 of milk sample positive. Then the microbiological examination was performed, where the re...