Maria Gómez-Brandón

Maria Gómez-Brandón
University of Vigo | UVIGO · Department of Ecology and Animal Biology

Ramón y Cajal researcher

About

99
Publications
60,170
Reads
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3,761
Citations
Introduction
My research interests lie in the field of microbial ecology and soil biodiversity. Simply put, I have been “engaged” to microorganisms since I began my scientific journey and studying them under different scenarios has always been my major focus of interest. For further details, please visit: https://www.mariagomezbrandon.com
Additional affiliations
January 2018 - present
University of Vigo
Position
  • Researcher
January 2011 - December 2017
Universität Innsbruck
Position
  • PostDoc Position
Description
  • In Prof. Insam’s research group
September 2007 - December 2007
Lund University
Position
  • Visitor
Description
  • Research stay during my PhD under the supervision of Prof. Erland Bååth

Publications

Publications (99)
Article
The treatment of winery wastes by using appropriate management technologies is of utmost need in order to reduce to a minimum their disposal and avoid negative environmental impacts. This is of particular interest for grape marc, the main solid by-product of the winery industry. However, comparative studies on a pilot-scale dealing with the impact...
Article
Advancing towards sustainable cities needs a better understanding of all components of urban ecosystems, including soils, but the biological component of urban soils remains poorly studied compared to natural and agricultural soils. With the objective of advancing knowledge in this aspect, we studied the microbiological properties in 61 soils of th...
Article
Sidestream partial nitritation and deammonification (pN/A) of high-strength ammonia wastewater is a well-established technology. Its expansion to the mainstream is, however mainly impeded by poor retention of anaerobic ammonia oxidizing bacteria (AnAOB), insufficient repression of nitrite oxidizing bacteria (NOB) and difficult control of soluble ch...
Article
Full-text available
Slope exposure is known to affect soil biogeochemical processes in mountainous forest ecosystems, but little attention has yet been paid to its influence at a soil aggregate scale. Therefore, we evaluated the effects of slope exposure (north- vs south-facing slope) on the physico-chemical and microbiological properties of bulk soil and dry-sieved a...
Article
Full-text available
A globally increased demand for fuels and environmental concerns regarding fossil sources call for sustainable alternatives. Fast pyrolysis is a promising approach for converting different types of biomass to renewable Fast Pyrolysis Bio-Oil (FPBO) that can be used for heating, power generation and mobility. Side-products emerging from the process...
Article
Finding strategies to reuse and treat organic wastes is of utmost need. Biological processes offer the possibility to transform them into safer end products with benefits for both agriculture and the environment. Moreover, it represents an ecologically-sound and economically attractive alternative to landfill disposal and incineration. In this work...
Article
Full-text available
Organic wastes have the potential to be used as soil organic amendments after undergoing a process of stabilization such as composting or as a resource of renewable energy by anaerobic digestion (AD). Both composting and AD are well-known, eco-friendly approaches to eliminate and recycle massive amounts of wastes. Likewise, the application of compo...
Article
Full-text available
Microbiome studies mostly rely on total DNA extracts obtained directly from environmental samples. The total DNA consists of both intra- and extracellular DNA, which differ in terms of their ecological interpretation. In the present study, we have investigated for the first time the differences among the three DNA types using microbiome sequencing...
Article
The high-solid anaerobic digestion (AD) for anaerobic co-digestion of palm oil mill effluent and oil palm empty fruit bunches (EFB) has low degradation efficiency. The enhancement of biogas production and EFB degradation efficiency by Bacteroides and Clostridium-rich methanogenic consortium was investigated. A Bacteroides and Clostridium-rich metha...
Article
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In recent years, there has been a veritable boost in next-generation sequencing (NGS) of gene amplicons in biological and medical studies. Huge amounts of data are produced and need to be analyzed adequately. Various online and offline analysis tools are available; however , most of them require extensive expertise in computer science or bioinforma...
Article
Full-text available
Grape marc, the main solid by-product of the wine industry, can be used as a nutrient-rich organic amendment if treated appropriately before its application into soil. In this study, we evaluated the potential of vermicomposting to process grape marc derived from the red winemaking of Mencía grapes in order to yield a high-quality, polyphenol-free...
Article
Full-text available
Fast pyrolysis bio-oil (FPBO) is a liquid biofuel obtained from lignocellulosic residues. Moreover, biomass fly ashes (FAs) containing many minerals and micronutrients are obtained in the production process. Biomass ashes can be used as a lime substitute for amelioration of acid soils by increasing pH, providing nutrients for crop development and s...
Chapter
Vermicomposting, the process by which organic waste is broken down through the synergistic actions of earthworms and microbial communities, fulfils the dual purpose of environmental protection and fertilizer production. Vermicompost is considered a nutrient-rich and biologically active organic amendment with various beneficial effects when used as...
Article
Full-text available
Deadwood decomposition is relevant in nature and wood inhabiting fungi (WIF) are its main decomposers. However, climate influence on WIF community and their interactions with bacteria are poorly understood. Therefore, we set up an in-field mesocosm experiment in the Italian Alps and monitored the effect of slope exposure (north- vs. south-facing sl...
Article
Full-text available
Vermicomposting has been found as a profitable approach to dispose of and treat large quantities of raw grape marc. However, less information is available with regard to its efficiency for treating distillery winery byproducts, even though distillation has been widely used as a way to economically valorize grape marc. As such, we sought to characte...
Article
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The dwarf shrub Cressa cretica is a thermocosmopolitan halophilic species. Different mechanisms confer salt stress tolerance such as tissue and osmotic tolerance and ion exclusion, as well as the associated microbiota. The aims were (i) to investigate the best conditions for C. cretica seed germination and to examine the tolerance of germinated see...
Article
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Previous studies dealing with changes in microbial communities during vermicomposting were mostly performed at lab-scale conditions and by using low-throughput techniques. Therefore, we sought to characterize the bacterial succession during the vermicomposting of grape marc over a period of 91 days in a pilot-scale vermireactor. Samples were taken...
Article
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Microbes drive leaf litter decomposition, and their communities are adapted to the local vegetation providing that litter. However, whether these local microbial communities confer a significant home-field advantage in litter decomposition remains unclear, with contrasting results being published. Here, we focus on a litter transplantation experime...
Article
Full-text available
Vermicomposting is the process by which organic waste is broken down through the synergistic actions of earthworms and microbial communities. Although vermicomposting has been shown to effectively reduce organic biomass and generate high-quality fertilizer for plants, little is known about the bacterial communities that are involved in this decompo...
Article
Full-text available
Winemaking produces millions of tons of grape marc, a byproduct of grape pressing, each year. Grape marc is made up of the skins, stalks, and seeds remaining after pressing. Raw grape marc can be hazardous to the environment due to its low pH and high polyphenol content, but previous work has shown that grape marc can be stabilized via vermicompost...
Article
Grapes are one of the most cultivated fruit crops worldwide. Either for wine or juice production, grape processing generates a large amount of residues that must be treated, disposed of or reused properly to reduce their pollution load before being applied to the soil. In this review, a special focus is given to the treatment and valorization of th...
Article
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The viability of carbonyl sulfide (COS) measurements for partitioning ecosystem-scale net carbon dioxide (CO 2 ) fluxes into photosynthesis and respiration critically depends on our knowledge of non-leaf sinks and sources of COS in ecosystems. We combined soil gas exchange measurements of COS and CO 2 with next-generation sequencing technology (NGS...
Article
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Fungi are the principal wood decomposers in forest ecosystems and their activity provides wood necromass to other living organisms. However, the wood decay mechanisms and the associated microbial community are largely unknown, especially in Alpine areas. In this study, the culturable fraction of fungal communities associated with the decomposition...
Article
The effect of trace metals supplementation into palm oil mill effluent on biohythane production and responsible microbial communities in thermophilic two-stage anaerobic fermentation was investigated. High biohythane yields were linked to Ni/Co/Fe supplementation (10, 6 and 20 mg L⁻¹, respectively) with maximum H2 and CH4 yields of 139 mL H2 gVS⁻¹...
Article
Wild Scotch broom (Cytisus scoparius (L.) Link) shrubs are widely distributed throughout the world and, in some countries, are considered to be a threat to other plant species. The use of plant biomass from Scotch broom as a fertiliser seems to be the optimum solution for its disposal because it contains considerable amounts of macronutrients. Howe...
Article
Full-text available
Deadwood decay employs a complex metabolism and provides carbon and nutrients for soils. Although being highly diverse, the contribution of the bacterial deadwood colonising community is underexplored compared to the fungal one. Therefore, we performed an in‐field mesocosm study and monitored the bacterial communities in decaying experimental Picea...
Article
Organic amendments have been shown to improve the quality of agricultural soils. Thus, the use of sewage sludge compost tea as a fertilizer can be considered a worthy and environmentally friendly alternative as it also offers the option of recycling sludge at the same time. However, an in-depth knowledge of how the addition of this product affects...
Article
Full-text available
Jenull (2018) Chemical and microbiological changes in Norway spruce deadwood during the early stage of decomposition as a function of exposure in an alpine setting, Arctic, Antarctic, and Alpine Research, 50:1, e1438347 To link to this article: https://doi. ABSTRACT Alpine ecosystems are vulnerable to ever-changing environmental conditions, leading...
Article
Mountain forest ecosystems are particularly sensitive to changing environmental conditions that affect the rate of deadwood decay and, thus, also soil carbon turnover and forest productivity. Little is known about how slope exposure and climate influence microbial abundance and activity in general, and wood-inhabiting bacteria during deadwood decom...
Article
The production of fast pyrolysis bio oil (FPBO) constitutes one of the newest technologies for gaining a liquid biofuel from woody biomass. During this process biomass fly ashes (FAs), rich in minerals and salts, are produced. However, FAs are often disposed in landfills and their fertilising potential has been underestimated. A greenhouse trial wa...
Article
Full-text available
Humus forms are the morphological results of organic matter decay and distribution in the topsoil, and thus important indicators for decomposer activities in forest ecosystems. The first aim was to examine if humus forms are suitable indicators of microbiological properties of the topsoil in a high mountain forest (Val di Rabbi, Trentino, Italian A...
Data
Supplementary Materials of Hellwig et al. (2018) ------ Hellwig, N.; Gómez-Brandón, M.; Ascher-Jenull, J.; Bardelli, T.; Anschlag, K.; Fornasier, F.; Pietramellara, G.; Insam, H.; Broll, G. Humus Forms and Soil Microbiological Parameters in a Mountain Forest: Upscaling to the Slope Scale. Soil Syst. 2018, 2, 12.
Article
The interrelation of Alpine topography with the micro − and mesobiota is still poorly understood. We investigated the effects of ground cover type and slope exposure on the soil microbial biomass (double-stranded DNA, dsDNA) and abundances (real time PCR, qPCR); hydrolytic enzyme activities; and enchytraeid community structure in top soils (2.5-cm...
Article
Although slope aspect determines the amount of solar irradiation, with implications on the functioning of forest ecosystems, little is known yet about how this affects the aboveground deadwood decomposition dynamics. Therefore, we set up a climosequence case study to evaluate the impact of slope exposure (north- vs. south-facing sites) on the physi...
Conference Paper
Full-text available
What happens when an old soil amendment is in fact a new one? Traditionally, ashes from biomass combustion were considered as a valuable resource, and widely used as an agricultural soil amendment. However, in recent decades we have been reluctant to apply them to soils, despite the increase in the production of combustion ashes resulting from the...
Article
Deadwood is known to significantly contribute to global terrestrial carbon stocks and carbon cycling, but its decay dynamics are still not thoroughly understood. Although the chemistry of deadwood has been studied as a function of decay stage in temperate to subalpine environments, it has generally not been related to time. We therefore studied the...
Article
The purpose of the present study is not solely scientific but arose from a rare fusion of art and science during a venturesome bicycle trip from Austria (Europe) to Laos (Asia). The artist Wolfgang Burtscher produced every-day dirt tire imprints on papers (tripmarks) to document his journey (www.tripmarks.at) Contributing to public awareness in thi...
Article
Due to their sensitivity to changing environmental conditions sub- and alpine soils are often monitored in the context of climate change, usually, however, neglecting slope exposure. Therefore, we set up a climosequence-approach to study the effect of exposure and, in general, climate, on the microbial biomass and microbial diversity and activity,...
Article
RESUMEN La Química Analítica puede considerarse una disci-plina " solucionadora de problemas ". Este enfoque impli-ca retos constantes a los que sólo se puede hacer frente con una base sólida en técnicas de extracción y de separa-ción. En esta línea, los químicos analíticos, y particular-mente los cromatografistas, han establecido todo tipo de cola...
Conference Paper
Full-text available
Mountain ecosystems are characterised by a high climatic variability, thereby affecting the principal biogeochemical soil processes with further implications on ecosystem functioning and soil microbial diversity. Indeed, the composition and diversity of soil microbial communities is expected to be greatly influenced by environmental factors such as...
Article
The application of wood ash to forest soils has been used to compensate nutrient loss and avoid soil and water acidification. Using ashes in a non-stabilized form might negatively affect forest ecosystems. Bearing this in mind, together with landscape restrictions and socio-economic parameters, it underlines the importance of using pelletized ashes...
Article
Anaerobic digestion has become increasingly popular as an alternative for recycling wastes from different origins. Consequently, biogas residues, most of them with unknown chemical and biological composition, accrue in large quantities and their application into soil has become a widespread agricultural practise. The aim of this study was to evalua...
Poster
Full-text available
Poster présenté dans le cadre de l’Annual PhD Students meeting 2015 of the Interuniversity Doctoral Program in Organismal Biology. Le 26.05.2015 à Neuchâtel (NE, Suisse). ”Dead wood plays an important role in the majority of terrestrial ecosystems (C storage, highspot of biodiversity, slopes stabilisation…). Although essential part of the forest ca...
Article
Anaerobic digestion of organic residues has the potential to significantly contribute to a shift from fossil to renewable energy. The by-product, anaerobic slurry, does have properties that are different from the undigested material. There are concerns of soil organic matter depletion in soils, enhanced greenhouse gas and odour emissions, and patho...
Chapter
Full-text available
Numerous studies have demonstrated that composted materials and their resulting teas can provide manifold benefits as organic fertilizers in sustainable agriculture. Indeed, compost teas have been shown to suppress a wide range of soil-borne diseases when used as foliar sprays and soil drenches, thereby ultimately affecting plant growth and yield....
Chapter
Numerous studies have demonstrated that composted materials and their resulting teas can provide manifold benefits as organic fertilizers in sustainable agriculture. Indeed, compost teas have been shown to suppress a wide range of soil-borne diseases when used as foliar sprays and soil drenches, thereby ultimately affecting plant growth and yield....
Poster
Full-text available
Microbial biogeography has long been and is still influenced by the hypothesis of a microbial cosmopolitanism meaning that everything is everywhere, but, the environment selects. A number of studies were able to confirm the existence of globally occurring species. However, a general cosmopolitanism of microorganisms is arguable taking into account...
Conference Paper
Full-text available
To monitor the microclimate effects on soil microbial properties, it is of paramount importance to link two of the principal indicators of soil quality and functionality, i.e. microbial biomass and soil enzymatic activities. Up to now little is known about the aforementioned link in Alpine areas. This study focuses on a climosequence approach to ev...
Article
Full-text available
A cross-Atlantic R&D-cooperation involving three large utilities investigated the feasibility of mainstream deammonification-the application of partial nitritation/anammox for full-plant treatment of municipal wastewater at ambient temperatures. Two major process components have been implemented, 1) bioaugmentation of aerobic- and anaerobic ammonia...
Article
Full-text available
Various parameters were measured during a 90-day composting process of coffee husk with cow dung (Pile 1), with fruit/vegetable wastes (Pile 2) and coffee husk alone (Pile 3). Samples were collected on days 0, 32 and 90 for chemical and microbiological analyses. C/N ratios of Piles 1 and 2 decreased significantly over the 90days. The highest bacter...
Article
Full-text available
In the present study the potential of the earthworm Eisenia andrei to modify chemical and microbiological properties, with a special focus on the nutrient content of fresh organic matter, was evaluated during 16 weeks of vermicomposting of cattle manure and sewage sludge. Samples were periodically collected in order to determine the changes in inor...
Article
Full-text available
A three-pronged coordinated research effort was undertaken by cooperating utilities at three different experimental scales investigating bioaugmentation, enrichment and performance of anammox organisms in mainstream treatment. Two major technological components were applied: density-based sludge wasting by a selective cyclone to retain anammox gran...
Article
Full-text available
A field study was carried out to analyze the short-term impacts of replacing mineral by organic fertilizers on the microbial and biochemical parameters relevant for soil fertility and crop yield. Three types of fertilization regimes were compared: (1) conventional fertilizer regime with inorganic fertilizer, and combined integrated fertilizer regim...
Article
Vermicomposting (i.e., the processing of organic waste by earthworms) is a low-cost rapid technique for transforming large amounts of waste into a safe and valuable product called vermicompost. The effects that earthworms have on microorganisms largely determine the rate of decomposition of organic matter during the process and, in turn, the qualit...