The oil spill in the Gulf of Mexico in 2010 was the largest in US history, covering more than 1,000 km of shorelines and causing losses that exceeded $50 billion. While oil transformation processes are understood at the laboratory scale, the extent of the spill made it challenging to integrate these processes in the field. This review tracks the oil during its journey from the Mississippi Canyon block 252 (MC252) wellhead, first discussing the formation of the oil and gas plume and the ensuing oil droplet size distribution, then focusing on the behavior of the oil on the water surface with and without waves. It then reports on massive drifter experiments in the Gulf of Mexico and the impact of the Mississippi River on the oil transport. Finally, it concludes by addressing the formation of oil-particle aggregates. Although physical processes lend themselves to numerical modeling, we attempted to elucidate them without using advanced modeling, as our goal is to enhance communication among scientists, engineers, and other entities interested in oil spills.
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http://dx.doi.org/10.1146/annurev-marine-040821-104411 | DOI Listing |
Prog Neuropsychopharmacol Biol Psychiatry
December 2024
Laboratório de Avaliações Farmacológicas e Toxicológicas Aplicadas às Moléculas Bioativas (LaftamBio Pampa), Universidade Federal do Pampa, Itaqui, RS, Brazil. Electronic address:
Amphetamine (AMPH) abuse represents a major global public health issue, highlighting the urgent need for effective therapeutic interventions to manage addiction caused by this psychostimulant. This study aimed to assess the potential of m-trifluoromethyl-diphenyldiselenide [(m-CF-PhSe)] in preventing the addictive effects induced by AMPH through targeting dopamine metabolism proteins. (m-CF-PhSe) is of interest due to its demonstrated efficacy in mitigating opioid abuse, establishing it as a promising candidate for addiction treatment research.
View Article and Find Full Text PDFInt J Biol Macromol
December 2024
Food and Nutritional Sciences Program, North Carolina Agricultural and Technical State University, Greensboro, NC, USA.
A chicken protein hydrogel (HG) was enzymatically prepared and blended with a carnauba wax-based oleogel (OG) to form bigels (BG) in ratios of 50:50 to 90:10. These systems were infused with thyme essential oil (TEO) at 0.5 %, 1 %, and 2 % v/v to harness its antioxidant properties.
View Article and Find Full Text PDFInt J Biol Macromol
December 2024
Department of Biochemistry, Faculty of Medicine, Khon Kaen University, Khon Kaen, Thailand.
Sesamolin possesses limited aqueous solubility, a drawback for biological activity study in cancer cell models. This study aimed to enhance sesamolin's ability to fight cancer, as it is a bioactive compound with low water solubility found in sesame. We developed different Pickering emulsion delivery systems and tested their anticancer effects on various cancer cell types.
View Article and Find Full Text PDFInt J Biol Macromol
December 2024
Cooperative Innovation Center of Industrial Fermentation, Ministry of education & Hubei province, National "111" Center for Cellular Regulation and Molecular Pharmaceutics, Hubei University of Technology, Wuhan, China. Electronic address:
Tannic acid (TA) has attracted the attention of researchers as a promising organic ligand capable of forming metal-organic coordination networks with various metal ions at interfaces to impact surface properties. In this study, we innovatively reported a self-assembly method for surface decoration by depositing TA/Fe coatings on the surface of desalted duck egg white nanoparticles (DEWN), further studying the oil/water interfacial properties of the modified particles. The results showed that the ratio and concentration of TA to Fe could modulate interfacial properties.
View Article and Find Full Text PDFInt J Biol Macromol
December 2024
School of Agriculture, Food and Ecosystem Sciences, Faculty of Science, The University of Melbourne, Parkville, Vic 3010, Australia. Electronic address:
This work examined the effects of molecular weight (2-15 kDa) and concentration (10-30 mg/mL) of chitosan (CTS) on the binding capacity and interface behavior between octenyl succinic acid sodium starch (OSS) and CTS, as well as their effects on the storage stability of emulsions. The results of the isothermal calorimetry titration demonstrated that OSS and CTS were complexed by electrostatic interaction and spontaneous hydrogen bonding driven by enthalpy (ΔH from -3931 to -7983 cal/mol, ΔS from -38.5 to -49.
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