ULTIMO AGGIORNAMENTO BANCA DATI: 13/09/2024 13:00:57
Migration is an important event in many animal life histories, but the degree to which individual animals participate in seasonal migrations often varies within populations. The powerful ecological and evolutionary consequences of such partial migration are now well documented, but the underlying mechanisms ...
Fish embryos are widely used as an alternative model to study toxicity in vertebrates. Due to their complexity, embryos are believed to more resemble an adult organism than in vitro cellular models. However, concerns have been raised with respect to the embryo's metabolic capacity. We recently identified ...
Mural cells of the vascular system include vascular smooth muscle cells (SMCs) and pericytes whose role is to stabilize and/or provide contractility to blood vessels. One of the earliest markers of mural cell development in vertebrates is α smooth muscle actin (acta2; αsma), which is expressed by pericytes ...
Introduction Many marine planktonic crustaceans such as copepods have been considered as widespread organisms. However, the growing evidence for cryptic and pseudo-cryptic speciation has emphasized the need of re-evaluating the status of copepod species complexes in molecular and morphological studies ...
Sgabello portatile comprendente un supporto (20) per sostenere una seduta (30), detto supporto (20) comprendendo almeno un elemento tubolare (21, 2 la, 21b) provvisto nella parte inferiore di una base (23) e uno spuntone (40) mobile da una posizione di rientro, nella quale è interamente alloggiato aH’interno ...
A university provides diverse knowledge and expertise that can be mobilized readily in response to community needs in the event of a disaster. Due to its comprehensive capability, a university can contribute significantly in all phases of disaster cycles: pre-disaster preparedness, disaster response, ...
The following topics are dealt with: image processing; biomedical signal processing; robotics; aerospace control; radiocommunication; signal classification; and geophysical techniques.
Aquaculture has been developed rapidly over the last two decades and had become an important economy for Malaysia. The amount of local oyster has become less due to flood, oil leaks, and disease factors and reduced water quality. The current conventional method used Department of Fisheries (DOF), Marang ...
The fabrication and characterization of a fiber optic dissolved oxygen sensor based on the dynamic quenching of fluorescence from a ruthenium complex in gas and aqueous phase is presented. The unclad portion of the multimode optical fiber is coated with an oxygen sensitive ruthenium complex, which is ...
Many technologies are being developed and improved to supply the world growing demand for electricity. One of these technologies is the Ocean Thermal Energy Conversion (OTEC), which makes use of vertical ocean temperature gradients to produce energy. Its resources are very large, but restricted to the ...
Offshore wind and wave power can be remarkably complimentary. Given an extended, stable floating platform to share, important economies of renewable power production and energy storage are possible. The Pneumatically Stabilized Platform (PSP) embodies such a platform. Developed with USDARPA support ...
Background Polyunsaturated fatty acids (PUFAs), which contain two or more double bonds in their backbone, are the focus of intensive global research, because of their nutritional value, medicinal applications, and potential use as biofuel. However, the ability to produce these economically important ...
Background Atlantic salmon aquaculture operations in the Northern hemisphere experience large seasonal fluctuations in seawater temperature. With summer temperatures often peaking around 18-20°C there is growing concern about the effects on fish health and performance. Since the heart has a major role ...
There is an arising and concerning issue in the field of bacterial resistance, which is confirmed by the number of deaths associated with drug-resistant bacterial infections. The aim of this study was to compare the effects of antibiotics on Staphylococcus aureus non-resistant strain and strains resistant ...
In this study, we propose a novel integrated visualization system that enables interactive visual development of a Habitat Suitability Index (HSI) model for predicting the locations of fishing grounds. Our system enables the interactive selection of variables that are highly correlated to fish catches ...
As smartphones and tablets become more integrated into our lives, mobile applications provide an unprecedented opportunity to engage users. One of the more dramatic shifts with mobile apps is the use of contextual information to make them more relevant to the user. This use of contextual information ...
The structure determination of major allergens is a prerequisite for analyzing surface exposed areas of the allergen and for mapping conformational epitopes. These may be determined by experimental methods including crystallographic and NMR-based approaches or predicted by computational methods. In ...
Waste fish fats from Tunisian fish industry were pyrolyzed under nitrogen in a laboratory scale fixed-bed reactor. The pyrolysis was performed with a heating rate of 5°C/min from the ambient up to a final temperature of 500°C. In these conditions the main product is bio-oil (55 wt.%) while the co-products ...
A reject option in classification is useful to filter less confident decisions of known classes or to detect and remove untrained classes. This paper presents a novel rejection system in a hierarchical classification method for fish species recognition. Since hierarchical methods accumulate errors along ...
Student Investigative Projects for grades 2-5 at Riverside Elementary School are presented. The posters were made by the students. The second grade investigated which substance out of five would melt ice the fastest; the third grade created an experiment that studied which type of fish learned to associate ...