ULTIMO AGGIORNAMENTO BANCA DATI: 13/09/2024 13:00:57
Amphimeriasis, a fish-borne zoonotic disease caused by the liver fluke Amphimerus spp., has recently been reported as an emerging disease affecting an indigenous Ameridian group, the Chachi, living in Ecuador. The only method for diagnosing amphimeriasis was the microscopic detection of eggs from the ...
To understand the cytogenomic evolution of vertebrates, we must first unravel the complex genomes of fishes, which were the first vertebrates to evolve and were ancestors to all other vertebrates. We must not forget the immense time span during which the fish genomes had to evolve. Fish cytogenomics ...
Ribonucleases (Rnases)2 and Rnase3 belong to the ribonuclease A (RnaseA) superfamily. Apart from their role in molecular evolutionary and functional biological studies, these genes have also been studied in the context of defense against pathogen infection in mammals. However, expression patterns, structures ...
The neurotoxin β-N-methylamino-l-alanine (BMAA), a non-protein amino acid produced by terrestrial and aquatic cyanobacteria and by micro-algae, has been suggested to play a role as an environmental factor in the neurodegenerative disease Amyotrophic Lateral Sclerosis-Parkinsonism-Dementia complex (ALS-PDC). ...
The pervasive nature of marine plastic pollution was highlighted at the recent United Nations Environment Assembly. This meeting saw strong commitments for action, but at the same time reinforced the challenges for contemporary ocean governance in addressing marine plastic pollution.
Micronutrient status of parents can affect long term health of their progeny. Around 2 billion humans are affected by chronic micronutrient deficiency. In this study we use zebrafish as a model system to examine morphological, molecular and epigenetic changes in mature offspring of parents that experienced ...
Francisella noatunensis subsp. orientalis (Fno) is the causative agent of piscine francisellosis in warm water fish including tilapia. The disease induces chronic granulomatous inflammation with high morbidity and can result in high mortality. Early and accurate detection of Fno is crucial to set appropriate ...
Siderophores are small molecules synthesized and secreted by bacteria and fungi to scavenge iron. Extracellular ferri-siderohores are recognized by cognate receptors on the cell surface for transport over membranes. Several siderophore systems from Vibrionaceae representatives are known and well understood, ...
Gill disease in Atlantic salmon, Salmo salar L., causes big losses in the salmon farming industry. Until now, tools to cultivate microorganisms causing gill disease and models to study the gill responses have been lacking. Here we describe the establishment and characterization of two cell lines from ...
Amphibian species are experiencing population declines due to infection by the fungal pathogen, Batrachochytrium dendrobatidis (Bd). The African clawed frog (Xenopus laevis), an asymptomatic carrier of Bd, has been implicated in the spread of this pathogen through global trade and established invasive ...
We review the status of marine shellfish ecosystems formed primarily by bivalves in Australia, including: identifying ecosystem-forming species, assessing their historical and current extent, causes for decline and past and present management. Fourteen species of bivalves were identified as developing ...
The present invention relates to amidase enzymes and a feed or food additive comprising the amidase enzyme capable of degrading ochratoxin.
A sealed rope (1) comprising an elongated core (3) comprising a thermoplastic material and a multitude of load bearing yarns forming a layer (2) around said core (3), wherein, during manufacturing, in between said yarns voids are initially present, wherein at least part of said voids are at least partly ...
Underwater hunting crossbow with an elastic arming mechanism. This type of crossbow comprises an elongate body the rear end of which is provided with a stock fitted with a trigger, and the front end of which is provided with a head to channel and propel an arrow using lateral elastic ties for propulsion ...
Roller having a roller body (1) rotatably provided at its ends with respective ones of a pair of support feet (3) movable between a rest position in which they are folded back along the roller body (1) and a use position in which they are unfolded obliquely outwards so as to define an element type trestle, ...
A method feeder mould has a moveable base 28 to assist ejection of a feed and moulded bait ball from the mould cavity 24.
In summary, the claim is a metal body (1) with overhead eyelets (3) and a specially shaped hook (9) which can be fixed in the metal body (1). The metal body (1) serves to receive the hook, whereby various types of bait (artificial lures, natural baits) can be pushed over the hook.
The invention relates to a lyophilisate or to a powder including i) at least one globin, a globin protomer or an extracellular hemoglobin from annelids, and ii) at least one biological material from annelids that is different from said globin, from said protomer and from said hemoglobin.
The invention relates to a method for obtaining a unialgal biomass of cells of small multicellular macroalgae, comprising the following successive steps: a step (A) of preparing a unialgal sample of cells of multicellular macroalgae from a sample of microalgae taken from the natural environment; a step ...
A vivarium 1 comprising an upper portion 11 with an aperture to facilitate access to the vivarium. The vivarium is provided with an optically clear side wall 2 defining a substantially circular circumference around the contents. In use the upper portion incorporates a fan (16, fig 2) for causing circulation ...