Alberto Castro results 155
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The widespread use of aromatic herbicides such as 2,4-dichlorophenoxyacetic acid (2,4-D) has led to persistent environmental contamination, requiring efficient and sustainable biodegradation strategies. In this study, we isolated and characterized a novel actinobacterial strain, Streptomyces sp. SCPE-10, from contaminated coastal soil, capable of using 2,4-D as its sole carbon source. Phenotypic assays revealed robust growth o...
Why Rules Fail: Institutional Roots of Non-Compliance in Mexico’s Small-Scale Shark FisheryOA Marine
Small-scale fisheries management is a critical challenge for global fisheries sustainability. This study diagnoses the institutional failures behind overexploitation and regulatory non-compliance in Mexico’s shark-cazón fishery (predominantly Rhizoprionodon terraenovae). Using the Institutional Analysis and Development (IAD) Framework and Ostrom’s Social-Ecological Systems (SES) approach, we assessed the catch series (1976–201...
Dietary biological silage from tambaqui by products affect performance, physiology, and egg quality of young and old laying hensNARA Subscribed
This study evaluated the effects of increasing inclusion levels of biological silage produced from tambaqui ( Colossoma macropomum ) by-products (BST) in diets of commercial hens at different ages. A completely randomized design in a 2 × 5 factorial arrangement was adopted, comprising two hen ages (23 and 83 weeks) and five BST inclusion levels (0, 1, 2, 3, and 4%), with four replicates of six birds per treatment. Moderate BST...
The introduction of exotic tree species with dissimilar leaf habits or distinctive chemical composition into native communities may cause impacts on aquatic organisms, yet the relative influence of leaf habit and geographic origin on those impacts remain poorly understood. In this study, we experimentally explored the ecotoxicological effects of aqueous leaf litter extracts from 15 tree species differing in leaf habit (deciduo...
From endangered to engineered: in vitro conservation and transformation of Drosera regiaNARA Subscribed
Drosera regia , an endangered carnivorous plant endemic to South Africa, holds ornamental and pharmacological potential due to its distinctive morphology and bioactive metabolites. However, protocols for its in vitro propagation and genetic transformation remain scarce. This study establishes an integrated biotechnological approach for clonal propagation, acclimatization, adventitious regeneration, and Rhizobium radiobacter -m...
Real-time seismic signal classification using deep vision architectures for earthquake early warning systemsNARA Subscribed
Earthquake early warning (EEW) systems issue alerts in the brief interval between the first P-waves and the arrival of strong S-waves or surface waves. Traditional algorithms degrade under heterogeneous, noisy conditions, motivating complementary artificial intelligence (AI) approaches. However, most previous studies emphasized model accuracy alone; we provide a benchmark of modern deep-vision backbones within a standardized t...
Objectives Plant-derived active pharmaceutical ingredients (APIs), including crude extracts, phytocomplexes, and isolated compounds, have been extensively investigated due to their therapeutic potential. However, their pharmaceutical application is often hindered by challenges such as low solubility, limited stability, and poor bioavailability. Amorphous solid dispersions (ASDs) have emerged as a promising strategy to overcome...