A5101967480- Research on Leishmaniasis Studies
- Animal Disease Management and Epidemiology
- Trypanosoma species research and implications
- Rheology and Fluid Dynamics Studies
- Granular flow and fluidized beds
- Electrodeposition and Electroless Coatings
- Parasites and Host Interactions
- Vector-Borne Animal Diseases
- Conducting polymers and applications
- Reproductive System and Pregnancy
- COVID-19 Clinical Research Studies
- Microfluidic and Capillary Electrophoresis Applications
- Electrochemical Analysis and Applications
- Galectins and Cancer Biology
- Extracellular vesicles in disease
- Viral Infections and Vectors
- Reproductive Physiology in Livestock
- Mosquito-borne diseases and control
- Pharmaceutical and Antibiotic Environmental Impacts
- Veterinary Medicine and Surgery
- Estrogen and related hormone effects
- Cyclone Separators and Fluid Dynamics
- SARS-CoV-2 and COVID-19 Research
- Medicinal Plant Pharmacodynamics Research
- Connexins and lens biology
University of Lisbon
2016-2025
Centre for Research in Anthropology
2020-2024
An annotated checklist of the species and subspecies rose chafers (Scarabaeidae: Cetoniinae) hitherto known from Angola is given. This list includes records recent entomological trips in that country (2014, 2015 2017) Portuguese museums private collections. A total 177 31 are recorded for Angola, including 32 endemic species/subspecies (15.4%). Some represented by only holotype specimen (some without locality) or type series. Others were based on a single specimen. Records four genera, one...
Leishmaniasis is a group of parasitic diseases whose etiological agent the protozoa Leishmania . These afflict impoverished populations in tropical and subtropical regions affect wild domestic animals. Canine leishmaniasis global disease mostly caused by L. infantum Dogs are recognized as good reservoir since harbor infection long before developing disease, facilitating parasite transmission. Furthermore, there growing evidence that dogs may also be American spp. amazonensis The innate...
Dendritic cells (DCs) capture pathogens and process antigens, playing a crucial role in activating naïve T cells, bridging the gap between innate acquired immunity. However, little is known about DC activation when facing
Leishmaniasis is a parasitic disease caused by different species of Leishmania and transmitted through the bite sand flies vector. Macrophages (MΦ), target cells parasites, are phagocytes that play crucial role in innate immune microbial defense antigen-presenting driving activation acquired response. Exploring parasite–host communication may be key restraining parasite dissemination host. Extracellular vesicles (EVs) constitute group heterogenous cell-derived membranous structures,...
A mielomeningocele como consequência do déficit de ácido fólico durante o fechamento tubo neural em fase embrionária. O objetivo estudo consiste analisar a relação entre deficiência gestantes e ocorrência mielomeningocele, uma grave malformação congênita, destacando importância da suplementação dessa vitamina para prevenir defeitos neural. Justificativa-se que é das principais causas morbidade neonatal associada complicações neurológicas motoras permanentes, paralisia, dificuldades no...
A indústria de polpa frutas na região Manaus cresceu nos últimos anos. O uso da possui a vantagem facilitar conservação do fruto e o manuseio no momento consumo. No entanto, essa atividade econômica é responsável pela geração resíduos orgânicos, que se não tiverem destinação correta, podem causar sérios problemas ao meio ambiente. compostagem uma excelente alternativa para solucionar esse problema, vez diminui impacto gera um produto pode ser utilizado como fertilizante ou condicionante...
Examination of normal pore canals, especially sieve-type in living and fossil representatives ten genera the family Limnocytheridae, subfamily Timiriaseviinae, has revealed important diversity structure. These complex canals have been studied via high-resolution scanning electron microscopy (the Cartographic Method) analysed application newly devised indices to assess patterns consistency variation both detailed structure individual pores their distribution on calcified valve. The...
African trypanosomiasis or sleeping sickness is a zoonotic disease caused by Trypanosoma brucei, protozoan parasite transmitted Glossina spp. (tsetse fly). Parasite introduction into mammal hosts triggers succession of events, involving both innate and adaptive immunity. Macrophages (MΦ) have key role in defence since they are antigen-presenting cells microbicidal function essential for trypanosome clearance. Adaptive immune carried out lymphocytes, especially T that promote an integrated...
Today, connecting people, researchers, research topics, ideas and projects from different countries all around the Europe is more important than ever. One of greatest examples how can connect integrate new European Cooperation in Science Technology (COST), a funding agency for innovation networks. The main activity to help initiatives across enable scientists grow their by sharing them with peers. This an interdisciplinary network that brings researchers innovators together investigate topic...
Leptospirosis is a zoonosis of global importance caused by Leptospira species. Rodents are the main reservoirs, known to shed bacteria in urine, thus contaminating water and soil infecting other animals people. has been re-emerging both developing developed countries including Europe. It hypothesized that cats could be asymptomatic carriers Leptospira. This study aims evaluate cats' exposure Lisbon, Portugal, measuring IgG titres correlating them with possible factors may increase risk urban...
ABSTRACT BACKGROUND While mRNA vaccines authorized for emergency use are administrated worldwide in an effort to contain the COVID-19 pandemic, little is known about heterogeneity of humoral immune response they induce at population scale. METHODS We conducted a prospective observational longitudinal study 1245 hospital care workers and 146 nursing home residents, together covering adult ages from 19 99 years. Blood samples were taken before vaccination, 3-5 weeks after first vaccine dose, 3...
Dirofilariosis is an important and potential fatal vector-borne canine disease, endemic in Portugal as well other Mediterranean countries, particularly due to its geographic climatic conditions. Despite improved diagnostic methods effective preventives, infections of Dirofilaria spp. continue increase. Forty-one species mosquitoes have been detected mainland although only Culex theileri was found naturally infected with larvae. Therefore, a study addressed assess transmission risk based on...
Metal-organic frameworks are materials which constituted by an inorganic centre and organic ligand offering high crystallinity, surface area permanent porosity. These structures show promising results in multiple applications due to their properties, especially capacity for open-metal sites. The use of these electrochemical applications, such as sensors electrocatalysts, require immobilisation on a conductive surface, they obtained powder form using the most common method – solvothermal...
Continuous advancements in understanding and controlling surface functionalisation properties empower materials scientists to design with tailored characteristics, improved performance, enhanced functionality, thereby expanding scientific knowledge technological progress. This research paper presents the synthesis of two new metal-organic material-based films using cathodic electrodeposition method. In contrast anodic deposition method, method offers advantage non-metal electrode substrates...
Abstract Hepatocytes constitute the majority of hepatic cells, and play a key role in controlling systemic innate immunity, via pattern-recognition receptors (PRRs) by synthesizing complement acute phase proteins. Leishmania infantum , protozoan parasite that causes human canine leishmaniasis, infects liver establishing inside Kupffer cells. The current study proposes elucidation immune response generated dog hepatocytes when exposed to L. . Additionally, impact adding leishmanicidal...
Human zoonotic visceral leishmaniasis (ZVL) and canine (CanL) constitute a major public veterinary health concern are both caused by the infection with protozoan parasite
The application of innovative three-dimensional (3D) spheroids cell culture strategy to Parasitology offers the opportunity closely explore host–parasite interactions. Here we present a first report on 3D hepatic unravel immune response canine hepatocytes exposed Leishmania infantum. liver, usually considered major metabolic organ, also performs several important immunological functions and constitutes target organ for L. infantum infection, etiological agent leishmaniasis (CanL), parasitic...
ABSTRACT Many species that belong to Artiodactyls order show an interdigital sinus (IS), as it occurs in sheep, all four extremities. These are considered be scent glands responsible for sexual communication having strong attractiveness mature males at the peak of breeding season. The aim this study was evaluate, IS cyclic ewes, microscopic and ultrastructure (scanning transmission electron microscopy) anatomy, secretion composition, mRNA protein expression estrogen receptors α β...
L. infantum is the aetiological agent of zoonotic visceral leishmaniasis (ZVL), a disease that affects humans and dogs. Leishmania parasites are well adapted to aggressive conditions inside phagolysosome can control immune activation macrophages (MØs). Although MØs highly active phagocytic cells with capacity destroy pathogens, they additionally comprise host for infection, replication, stable establishment in mammal host. The present study compares, first time, innate response infection two...
The powders used in the production of solid dosage forms must have ability to flow that allows their industrial processing. Although this property has been studied for most powders, study non-expected behaviors were observed model excipient used, Microcrystalline Cellulose (MCC). Several fractions with different sizes fractioned by sieving and its analyzed methods. shear cell results showed an increase flowability index (ffc) particle size consolidation stress. Some related information...