ULTIMO AGGIORNAMENTO BANCA DATI: 13/09/2024 13:00:57
The crustacean male-specific androgenic gland (AG) regulates sexual differentiation. In the prawn Macrobrachium rosenbergii, silencing an AG-specific insulin-like encoding transcript (Mr-IAG) inhibited the development of male sexual characters, suggesting that Mr-IAG is a key androgenic hormone. We ...
Dicer is an RNase III enzyme with two catalytic subunits, which catalyzes the cleavage of double-stranded RNA to small interfering RNAs and micro-RNAs, which are mainly involved in invasive nucleic acid defense and endogenous genes regulation. Dicer is abundantly expressed in embryos, indicating the ...
Background Ichthyophthirius multifiliis, commonly known as Ich, is a highly pathogenic ciliate responsible for 'white spot', a disease causing significant economic losses to the global aquaculture industry. Options for disease control are extremely limited, and Ich's obligate parasitic lifestyle makes ...
Despite the usefulness of VCT service as an entry point to prevention for the HIV-uninfected people and care, treatment and support for those who test HIV positive, VCT service remains poorly utilized among the fishing communities. The aim of the study was to identify factors influencing VCT service ...
Determining the geographic scale at which to apply ecosystem-based management (EBM) has proven to be an obstacle for many marine conservation programs. Generalizations based on geographic proximity, taxonomy, or life history characteristics provide little predictive power in determining overall patterns ...
Recent reports of localized larval recruitment in predominately small-range fishes are countered by studies that show high genetic connectivity across large oceanic distances. This discrepancy may result from the different timescales over which genetic and demographic processes operate or rather may ...
The aim of this work was to study some biochemical characteristics of crude alkaline protease extracts from the viscera of goby (Zosterisessor ophiocephalus), thornback ray (Raja clavata), and scorpionfish (Scorpaena scrofa), and to investigate their applications in the deproteinization of shrimp wastes. ...
Green toadfish Lagocephalus lunaris inhabits tropical and subtropical seas and contains high tetrodotoxin (TTX) levels in the muscle as well as liver and gonad. In 2008 to 2009, food poisoning due to ingesting L. lunais occurred in Western Japan. Five specimens of green toadfish caught in Kyushu coast, ...
This paper develops a methodology for eliciting shifts in preference across future scenarios in the performance assessment of infrastructure policies and investments. The methodology quantifies the robustness of alternative portfolios across a variety of scenarios and identifies the scenarios that greatly ...
This chapter contains sections titled: Studying Institutions, Resource Characteristics, Biophysical-Technical Characteristics, The Action Arena, Patterns of Interaction, Outcomes, Evaluative Criteria, Requirements of Adaptive Governance in a Complex System, Conclusion, Notes, References
Balanites aegyptiaca (Balanitaceae) is a widely grown desert plant with multiuse potential. In the present paper, a crude extract from B. aegyptiaca seeds equivalent to a ratio of 1 : 2000 seeds to the extract was screened for antiplasmodial activity. The determined IC50 value for the chloroquine-susceptible ...
In the history of modern computation, large mechanical calculators preceded computers. A person would sit there punching keys according to a procedure and a number would eventually appear. Once calculators became fast enough, it became obvious that the critical path was the punching rather than the ...
Animals (and their derived products) are essential ingredients in the preparation of many traditional remedies. Despite its prevalence in traditional medical practices worldwide, research on medicinal animals has often been neglected in comparison to medicinal plant research. This work documents the ...
CHARGE is a phenotypically heterogeneous autosomal dominant disorder recognized as a cohesive syndrome since the identification of CHD7 as a genetic etiology. Classic features include: Coloboma, Heart defects, Atresia choanae, Retarded growth and development, Genitourinary abnormalities, and Ear anomalies ...
Abstract High-density potassium phosphate and potassium/cesium formate brines were tested in an advanced core flood test rig for their compatibility with low-permeability sandstone containing simulated formation water under HPHT conditions. The tests were carried out at a temperature of 175oC (347 oF) ...
Abstract The importance of obtaining a perfect core of a petroleum reservoir is undisputed. Despite tremendous advances in coring techniques, some basic problems remain as challenging as ever. One of these is the coring of unconsolidated formations. Most side-wall cores result in partially damaged cores, ...
Abstract This paper examines some of the challenges related to the application of alkali-surfactant-polymer (ASP) flooding in high-temperature carbonate oil reservoirs. In particular, the calcium sulfate minerals gypsum (CaSO4.2H2O) and anhydrite (CaSO4) often present in small quantities in carbonate ...
Abstract Developing workforce competency is a four-step process of (1) establishing actual job requirements in the context of organisational structure, (2) assessing and verifying the individual's current competencies against these job requirements, (3) identifying gaps between the current and ...
Abstract Water vaporization and its induced damage around the wellbore are important issues with a wide application. This phenomenon could be observed wherever dry gas is injected into gas and oil reservoirs in presence of connate water. Gas injection for EOR, pressure maintenance or storage purposes ...
Abstract The word "integrity??, is defined as: "the state of being whole, complete and entire, in an undiminished or unbroken condition??. Well Integrity Remediation, therefore, is maintenance of well quality to insure such totality and undiminished condition. Well integrity has received a significant ...