J.R. Gallego

ORCID: 0000-0002-8243-3883
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About
Contact & Profiles
Research Areas
  • Heavy metals in environment
  • Geochemistry and Geologic Mapping
  • Microbial bioremediation and biosurfactants
  • Environmental remediation with nanomaterials
  • Arsenic contamination and mitigation
  • Toxic Organic Pollutants Impact
  • Mercury impact and mitigation studies
  • Heavy Metal Exposure and Toxicity
  • Hydrocarbon exploration and reservoir analysis
  • Atmospheric and Environmental Gas Dynamics
  • Mine drainage and remediation techniques
  • Coal and Its By-products
  • Archaeological and Historical Studies
  • Petroleum Processing and Analysis
  • Soil Geostatistics and Mapping
  • Electrokinetic Soil Remediation Techniques
  • Environmental and Ecological Studies
  • Geochemistry and Elemental Analysis
  • Radioactivity and Radon Measurements
  • Clay minerals and soil interactions
  • Bladder and Urothelial Cancer Treatments
  • Geology and Paleoclimatology Research
  • Microbial Community Ecology and Physiology
  • Historical and socio-economic studies of Spain and related regions
  • Dialysis and Renal Disease Management

Universidad de Oviedo
2016-2025

University of Évora
2021

Research Center for Natural Resources, Environment and Society
2021

Polytechnic Institute of Castelo Branco
2021

Hospital de Santa Maria
2016

Universidade de Vigo
2014

Universidad de Cantabria
2006-2013

Instituto Cajal
2013

Universidad Complutense de Madrid
2001

Psychiatry Research Trust
1986

In the present work, operational conditions for improving degradation rates of Total Petroleum Hydrocarbons (TPHs) in contaminated soil from a machinery park were optimized at microcosms scale along 90-days incubation period. this study, bioremediation strategies and an organic amendment have been tested to verify remediation with different hydrocarbons, mineral oils, heavy metals. Specifically, designed biostimulation bioaugmentation compared without adding vermicompost. The polluted...

10.1016/j.chemosphere.2022.135638 article EN cc-by-nc Chemosphere 2022-07-08

The capacity of graphene oxide nanoparticles (nGOx) to reduce or increase As and metals availability in polluted soils was compared with that zero valent iron (nZVI). nanomaterials used this study were characterized by X-ray techniques, CHNS-O analysis, dynamic light scattering, microscopy procedures such as atomic force microscopy. To assess the these materials immobilize pollutants, field samples two treated nZVI nGOx at a range doses (0.2%, 1% 5%). Availability tests then performed....

10.1038/s41598-020-58852-4 article EN cc-by Scientific Reports 2020-02-05

ABSTRACT The aim of this study was to investigate the potential indigenous arsenic-tolerant bacteria enhance arsenic phytoremediation by autochthonous pseudometallophyte Betula celtiberica . first goal perform an initial analysis entire rhizosphere and endophytic bacterial communities above-named accumulator plant, including cultivable species. B. 's microbiome dominated taxa related Flavobacteriales , Burkholderiales Pseudomonadales especially Pseudomonas Flavobacterium genera. A total 54...

10.1128/aem.03411-16 article EN Applied and Environmental Microbiology 2017-02-11

Abstract Microbial metabolism in aromatic-contaminated environments has important ecological implications, and obtaining a complete understanding of this process remains relevant goal. To understand the roles biodiversity aromatic-mediated genetic metabolic rearrangements, we conducted ‘OMIC’ investigations an anthropogenically influenced polyaromatic hydrocarbon (PAH)-contaminated soil with (Nbs) or without (N) bio-stimulation calcium ammonia nitrate, NH4NO3 KH2PO4 commercial surfactant...

10.1038/ismej.2012.82 article EN cc-by-nc-nd The ISME Journal 2012-07-26

Acid mine drainages are characterized by their low pH and the presence of dissolved toxic metallic species. Microorganisms survive in different microhabitats within ecosystem, namely water, sediments, biofilms. In this report, we surveyed microbial diversity all domains life at Los Rueldos abandoned mercury underground (NW Spain), predicted bacterial function based on community composition. Sediment samples contained higher proportions soil bacteria (AD3, Acidobacteria), as well...

10.3389/fmicb.2017.01756 article EN cc-by Frontiers in Microbiology 2017-09-12

Soil organic carbon (SOC) is essential for maintaining ecosystem health, and its depletion widely recognized as a key indicator of soil degradation. Activities such mining wildfire disturbances significantly intensify degradation, leading to quantitative qualitative declines in SOC. Accurate SOC monitoring critical, yet traditional methods are often costly time-intensive. Advances technologies like Unmanned Aerial Vehicles (UAVs) satellite remote sensing (SRS) now offer efficient scalable...

10.3390/land14020377 article EN cc-by Land 2025-02-11

The clinical features, differential diagnosis and treatment of unilateral spasms the jaw masticatory muscles are discussed illustrated by eight cases various aetiologies. These include focal dystonia jaw, hemimasticatory spasm with without facial hemiatrophy, paroxysmal events in multiple sclerosis tetany. Attention is particularly drawn to four which has not been described before.

10.1136/jnnp.49.6.651 article EN Journal of Neurology Neurosurgery & Psychiatry 1986-06-01

Macroscopic growths at geographically separated acid mine drainages (AMDs) exhibit distinct populations. Yet, local heterogeneities are poorly understood. To gain novel mechanistic insights into this, we used OMICs tools to profile microbial populations coexisting in a single pyrite gallery AMD (pH ∼2) three compartments: two from stratified streamer (uppermost oxic and lowermost anoxic sediment-attached strata) one submerged non-stratified mat biofilm. The communities colonising those the...

10.1038/ismej.2013.242 article EN cc-by-nc-nd The ISME Journal 2014-01-16

Industrial sites affected by anthropogenic contamination, both past and present-day, commonly have intricate pollutant patterns, source discrimination can be thus highly challenging. To this goal, paper presents a novel approach combining multivariate statistics environmental forensic techniques. The efficiency of methodology was exemplified in severely polluted estuarine area (Avilés, Spain), where factor analysis clustering were performed to identify sub-areas with distinct geochemical...

10.1016/j.jhazmat.2021.127413 article EN cc-by-nc-nd Journal of Hazardous Materials 2021-10-04

Zero valent iron nanoparticles (nZVI) attract interest given their effectiveness in soil remediation. However, little attention has been to impacts on plants. Likewise, although fertilizers are commonly used enhance phytoremediation, effects As mobilization, resulting potential toxic effects, require further study. In this context, we examined the impact of and Hg accumulation antioxidative system Medicago sativa grown a amended with organic fertilizer and/or nZVI. The experiment consisted...

10.1016/j.jhazmat.2022.128748 article EN cc-by-nc Journal of Hazardous Materials 2022-03-23

Atmospheric concentrations of 18 polycyclic aromatic hydrocarbons (PAHs) were measured in a rural area northern Spain. Both the gas phase and particulate fraction determined to evaluate types abundance PAHs taken up by vegetation historical record PAH deposition an ombrotrophic peatland over last 300 years. The total atmospheric concentration was ca. 2.5 ng m−3, value that is slightly lower than those found other areas, consistent with remote areas (Pyrenees, Alps, Caledonian Mountains),...

10.1016/j.coal.2023.104199 article EN cc-by International Journal of Coal Geology 2023-02-03

The recurrence and severity of wildfire is on the rise due to factors like global warming human activities. Mediterranean regions are prone significant events, which cause extensive damage ecosystems soil properties. This study focuses municipality Allande in south-western Asturias (Spain), a region highly affected by recurrent wildfires. In this regard, we sought examine how such fires influences organic carbon fractionation other parameters, as nitrogen fractionation, pH, cation exchange...

10.1016/j.jenvman.2024.120293 article EN cc-by-nc Journal of Environmental Management 2024-02-22
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