João Silva
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View article: Comparative Study of Chocolate Cooling Supported by Computational Fluid Dynamics
Comparative Study of Chocolate Cooling Supported by Computational Fluid Dynamics Open
The sensorial perception of dark chocolate has been studied and is commonly related to cocoa varieties’ post-harvest or manufacturing process. Although physical and chemical changes during the transformation of cocoa into chocolate are kno…
View article: Withstanding the heat: Resilience of free-living coralline algae to marine heatwaves
Withstanding the heat: Resilience of free-living coralline algae to marine heatwaves Open
Marine heatwaves (MHWs) can severely impact benthic ecosystems, driving major ecological shifts. As they become longer, more frequent, and intense, MHWs are emerging as a dominant threat to marine biodiversity. Yet, their potential effects…
View article: SYNTHETIC STIMULANT DRUG POISONING: EMERGENCY ROOM MANAGEMENT
SYNTHETIC STIMULANT DRUG POISONING: EMERGENCY ROOM MANAGEMENT Open
Introduction: Synthetic stimulants, including amphetamine derivatives, cathinones, and novel psychoactive substances, represent an expanding challenge in emergency medicine due to their unpredictable toxicological profiles. Their widesprea…
View article: Glyphosate: A Terrestrial Threat to Marine Plants? A Study on the Seagrass Zostera marina
Glyphosate: A Terrestrial Threat to Marine Plants? A Study on the Seagrass Zostera marina Open
Glyphosate-based herbicides (GBHs) are extensively used worldwide, raising concerns about their potential effect on non-target aquatic ecosystems. This study investigated the short-term physiological effects of a commercially available GBH…
View article: Evaluating Transformer-Based Architectures for Simultaneous Audio Speech Transcription and Background Audio Captioning
Evaluating Transformer-Based Architectures for Simultaneous Audio Speech Transcription and Background Audio Captioning Open
This study evaluates transformer-based models for simultaneous speech transcription and background audio captioning in mixed audio scenarios. Using Whisper for speech and Prompteus for environmental sounds, the models are tested on the Clo…
View article: Glyphosate: A Terrestrial Threat to Marine Plants? A Study on the Seagrass <em>Zostera marina</em>
Glyphosate: A Terrestrial Threat to Marine Plants? A Study on the Seagrass <em>Zostera marina</em> Open
Glyphosate-based herbicides (GBHs) are extensively used worldwide, raising concerns about their potential effect on non-target aquatic ecosystems. This study investigated the short-term physiological effects of a commercially available GBH…
View article: Handling the heat: ocean acidification mitigates the effects of marine heatwaves on <i>Posidonia oceanica</i> seedlings
Handling the heat: ocean acidification mitigates the effects of marine heatwaves on <i>Posidonia oceanica</i> seedlings Open
Ocean acidification and marine heatwaves are key drivers of marine ecosystem changes that can interact with one another and influence marine organisms. Seagrasses, including the long-lived Posidonia oceanica that is endemic to the Mediterr…
View article: ANÁLISE DE CASOS DE INTOXICAÇÃO EXÓGENA POR EXPOSIÇÃO AO PETRÓLEO DO DERRAMAMENTO NAS PRAIAS DO NORDESTE BRASILEIRO
ANÁLISE DE CASOS DE INTOXICAÇÃO EXÓGENA POR EXPOSIÇÃO AO PETRÓLEO DO DERRAMAMENTO NAS PRAIAS DO NORDESTE BRASILEIRO Open
The oil spill in the ocean waters off northeastern Brazil in 2019 was a disaster with significant implications for public health, as thousands of people were exposed while cleaning the beaches. This article presents the results of an epide…
View article: Educação e empatia: a importância da relação professor-aluno
Educação e empatia: a importância da relação professor-aluno Open
This study aims to reflect on the relevance of empathy as a structuring element of pedagogical practices and the relationships established within the school context. The guiding research question was: how can the empathetic relationship be…
View article: Marine heatwaves: physiological and morphological effects on the seagrass Cymodocea nodosa
Marine heatwaves: physiological and morphological effects on the seagrass Cymodocea nodosa Open
Marine heatwaves (MHWs) are increasing in frequency and intensity as part of climate change, yet their impact on marine angiosperms is poorly known. The present work evaluated the effects of a simulated spring-like MHW on the physiology an…
View article: A Common Terminology to Unify Research and Conservation of Coralline Algae and the Habitats They Create
A Common Terminology to Unify Research and Conservation of Coralline Algae and the Habitats They Create Open
Linguistic uncertainty is a prime source of uncertainty pervading ecology and conservation. Coralline algae are a widespread and diverse group of calcifying red macroalgae that underpin coastal ecosystem function and service provision. Rec…
View article: Response of a Benthic Sargassum Population to Increased Temperatures: Decline in Non-Photochemical Quenching of Chlorophyll a Fluorescence (NPQ) Precedes That of Maximum Quantum Yield of PSII
Response of a Benthic Sargassum Population to Increased Temperatures: Decline in Non-Photochemical Quenching of Chlorophyll a Fluorescence (NPQ) Precedes That of Maximum Quantum Yield of PSII Open
Sargassum is an important primary producer of rocky bottom communities in coastal ecosystems. Like other parts of the planet, benthic populations of S. natans from Ilha Grande Bay (IGB), southeastern Brazil, have been suffering from differ…
View article: Response of a Benthic <i>Sargassum</i> Population to Increased Temperatures: Decline of Non-Photochemical Quenching of Chlorophyll a Fluorescence (NPQ) Precedes That of Maximum Quantum Yield of PSII
Response of a Benthic <i>Sargassum</i> Population to Increased Temperatures: Decline of Non-Photochemical Quenching of Chlorophyll a Fluorescence (NPQ) Precedes That of Maximum Quantum Yield of PSII Open
Sargassum is an important primary producer of rocky bottom communities in coastal ecosystems. Like other parts of the planet, benthic populations of S. natans from Ilha Grande Bay, southeastern Brazil, have been suffering from different fo…
View article: Year-round supplementation of direct-fed microbials to cow-calf pairs and its effects on maternal and offspring productive performance
Year-round supplementation of direct-fed microbials to cow-calf pairs and its effects on maternal and offspring productive performance Open
On day 0 (94 ± 19 days prepartum), 296 Brangus beef cows (7 ± 3 years of age; <25% Bos indicus) were stratified by body weight (BW; 537 ± 56 kg) and body condition score (BCS; 5.46 ± 0.74) and randomly assigned to 1 of 26 bahiagrass pas…
View article: Rhodolith Beds in Brazil—A Natural Heritage in Need of Conservation
Rhodolith Beds in Brazil—A Natural Heritage in Need of Conservation Open
Aim Brazil harbours the largest known extent of rhodolith beds (RBs) in the world, a habitat whose ecological and economic importance have been widely overlooked. This creates a dire situation that is likely to worsen with the rapidly expa…
View article: INTERSECTIONALITY, MENTAL HEALTH AND THE REMAINING BLACK POPULATION OF QUILOMBO: THE NECROPOLITICS OF INVISIBILITY AND ABANDONMENT
INTERSECTIONALITY, MENTAL HEALTH AND THE REMAINING BLACK POPULATION OF QUILOMBO: THE NECROPOLITICS OF INVISIBILITY AND ABANDONMENT Open
Mental health problems are a global public health problem, with Brazil having the highest prevalence of depression and the second highest prevalence in the Americas (WHO, 2022). However, mental health problems do not occur homogeneously ac…
View article: Urea as a key nitrogen source for the invasion of the southern coast of Portugal by the brown seaweed <i>Rugulopteryx okamurae</i> (Dictyotales, Phaeophyceae)
Urea as a key nitrogen source for the invasion of the southern coast of Portugal by the brown seaweed <i>Rugulopteryx okamurae</i> (Dictyotales, Phaeophyceae) Open
The invasive seaweed Rugulopteryx okamurae , native to East Asia, is spreading rapidly along the western Mediterranean and southern Portugal, severely affecting coastal biodiversity, ecosystem structure, and economic sectors such as fisher…
View article: Comparative leaf anatomy of two species of <i>Ipomoea</i> L. (Convolvulaceae): taxonomic importance and adaptations to xeric conditions of the cangas
Comparative leaf anatomy of two species of <i>Ipomoea</i> L. (Convolvulaceae): taxonomic importance and adaptations to xeric conditions of the cangas Open
Background Accurate species identification is the first step towards establishing conservation strategies, especially regarding rare and threatened species, such as those studied here. Moreover, understanding the responses to the environme…
View article: “Pink power”—the importance of coralline algal beds in the oceanic carbon cycle
“Pink power”—the importance of coralline algal beds in the oceanic carbon cycle Open
Current evidence suggests that macroalgal-dominated habitats are important contributors to the oceanic carbon cycle, though the role of those formed by calcifiers remains controversial. Globally distributed coralline algal beds, built by p…
View article: Positive species interactions structure rhodolith bed communities at a global scale
Positive species interactions structure rhodolith bed communities at a global scale Open
Rhodolith beds are diverse and globally distributed habitats. Nonetheless, the role of rhodoliths in structuring the associated species community through a hierarchy of positive interactions is yet to be recognised. In this review, we prov…
View article: Draft genome of the marine bacterium <i>Alteromonas gracilis</i> strain J4 isolated from the green coenocytic alga <i>Caulerpa prolifera</i>
Draft genome of the marine bacterium <i>Alteromonas gracilis</i> strain J4 isolated from the green coenocytic alga <i>Caulerpa prolifera</i> Open
Here, we present the draft genome sequence of Alteromonas gracilis strain J4, isolated from the green macroalga Caulerpa prolifera . The draft genome is 4,492,914 bp in size and contains 4,719 coding DNA sequences, 67 tRNAs, and 16 rRNA-co…
View article: 170 Bakery Waste Supplementation to Late Gestating <i>Bos Indicus</i>-Influenced Beef Cows Successfully Impacted Offspring Postnatal Performance
170 Bakery Waste Supplementation to Late Gestating <i>Bos Indicus</i>-Influenced Beef Cows Successfully Impacted Offspring Postnatal Performance Open
This study evaluated the growth and immune function of Bos indicus-influenced offspring born to cows offered prepartum supplementation of bakery waste containing 2 concentrations of crude fat. On day 0 (~90 d before calving), 108 Brangus c…
View article: PSI-17 Use of Sunn Hemp as Forage for Early-Weaned Beef Calves
PSI-17 Use of Sunn Hemp as Forage for Early-Weaned Beef Calves Open
Sunn hemp (Crotalaria juncea) has been widely used as cover crop in the USA and due to superior biomass accumulation and nutritive value, there is interest from producers to use sunn hemp as forage for livestock. However, sunn hemp has pyr…
View article: Effects of light quality and intensity on growth and bromoform content of the red seaweed Asparagopsis taxiformis
Effects of light quality and intensity on growth and bromoform content of the red seaweed Asparagopsis taxiformis Open
Species of the genus Asparagopsis are rich in halogenated bioactive compounds, particularly bromoform. Its use as a feed additive in ruminant livestock drastically decreases the animal’s methane production, thereby reducing the industry’s …
View article: Atrial fibrillation is associated with worse short and long-term outcomes in critically ill patients
Atrial fibrillation is associated with worse short and long-term outcomes in critically ill patients Open
Funding Acknowledgements Type of funding sources: None. Background Atrial fibrillation (AF), either chronic or new onset, is common in critically ill patients. Its epidemiology and relationship with clinical outcomes, and the role of post-…
View article: A trait-based framework for seagrass ecology: Trends and prospects
A trait-based framework for seagrass ecology: Trends and prospects Open
In the last three decades, quantitative approaches that rely on organism traits instead of taxonomy have advanced different fields of ecological research through establishing the mechanistic links between environmental drivers, functional …
View article: Comment on egusphere-2022-364
Comment on egusphere-2022-364 Open
Abstract. Fire is the dominant disturbance agent in Alaskan and Canadian boreal ecosystems and releases large amounts of carbon into the atmosphere. Burned area and carbon emissions have been increasing with climate change, which have the …