Nelson H. Caicedo

ORCID: 0000-0002-2133-7994
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About
Contact & Profiles
Research Areas
  • Fungal Biology and Applications
  • Microbial Natural Products and Biosynthesis
  • Biofuel production and bioconversion
  • Essential Oils and Antimicrobial Activity
  • Microbial Metabolic Engineering and Bioproduction
  • Algal biology and biofuel production
  • Biochemical and biochemical processes
  • Marine Sponges and Natural Products
  • Enzyme-mediated dye degradation
  • Plant biochemistry and biosynthesis
  • Psychology Research and Bibliometrics
  • Bioeconomy and Sustainability Development
  • Science, Technology, and Education in Latin America
  • Mollusks and Parasites Studies
  • Polysaccharides and Plant Cell Walls
  • Electrochemical Analysis and Applications
  • Process Optimization and Integration
  • Analytical chemistry methods development
  • Radioactivity and Radon Measurements
  • Polysaccharides Composition and Applications
  • Microbial Metabolism and Applications
  • Ionic liquids properties and applications
  • Global Energy and Sustainability Research
  • Geography and Environmental Studies
  • Environmental Toxicology and Ecotoxicology

Icesi University
2018-2024

Ospedale San Carlo
2013

National Council for Scientific and Technological Development
2013

National Academies of Sciences, Engineering, and Medicine
2013

University of Bremen
2011-2013

Universidade Federal do Rio Grande do Sul
2011

Industrial University of Santander
2001

Tropical ecosystems hold an extremely diverse array of endophytic fungi, but their potential use still remains to be explored. In this study, we isolated fungus from the leaves Otoba gracilipes, a medicinal tree tropical rainforest in Colombia. Following isolation and cultivation, evaluated its extracellular crude extract for antioxidant activity. Using traditional molecular methods (ITS1, NL1 regions), endophyte was identified as Fusarium oxysporum. Fresh spores fungal isolate were...

10.1002/mbo3.903 article EN cc-by-nc MicrobiologyOpen 2019-07-12

SuperPro Designer® is a process simulator software used for analyzing the techno-economic feasibility of large-scale bioprocesses. Its predetermined built-in features allow easy implementation by non-experts, but lack examples limits its appropriation. This study aims to validate non-experts analysis anaerobic digestion in Colombia, using vinasse as feedstock. These results demonstrate financial such when processing flow rate 25 m3/h ensured. Additionally, this validates manageability tool...

10.3390/pr8091180 article EN Processes 2020-09-18

Bioactive secondary metabolite production from endophytic fungi has gained a recurring research focus in recent decades as these microorganisms represent an unexplored biological niche for their diverse biotechnological potential. Despite this focus, studies involving tropical endophytes remain scarce, particularly those isolated medicinal plants of ecosystems. In addition, the state art pharmaceutical industry experienced stagnation past 30years, which pushed pathogenic infections to get...

10.3389/fmicb.2021.716523 article EN cc-by Frontiers in Microbiology 2021-09-17

Fungal laccases are promising for biotechnological applications, including bioremediation and dye biotransformation, due to their high redox potential broad substrate specificity. However, current bioprospecting methods identifying laccase-producing fungi can be challenging time-consuming. For early detection, it was developed a three-step, multi-criteria weighting system that evaluates fungal strains based on: First, the biotransformation capacity of three dyes (i.e., Congo red, brilliant...

10.1016/j.funbio.2023.08.003 article EN cc-by-nc-nd Fungal Biology 2023-08-12

The integration of metabolomics-based approaches into the discovery pipeline has enabled improved mining and prioritization prolific secondary metabolite producers such as endophytic fungi. However, relying on automated untargeted analysis tools might lead to misestimation chemical complexity harbored in these organisms. Our study emphasizes importance isolation structure elucidation respective metabolites addition deep metabolome for correct interpretation metabolomics molecular networking....

10.1128/spectrum.02743-23 article EN cc-by Microbiology Spectrum 2023-11-03

Marine cyanobacteria are noted for their ability to excrete metabolites with biotic properties. This paper focuses on such exometabolites obtained from the culture of marine filamentous cyanobacterium Geitlerinema sp. strain, purification and subsequent analyses. By this means recoveries active compounds, a prerequisite properly determining concentration, quantified here first time. We demonstrate new procedure using Amberlite XAD-1180 resin in combination eluent isopropanol extraction media...

10.1007/s10126-011-9424-1 article EN cc-by-nc Marine Biotechnology 2011-12-12

Aromas and flavours can be produced from fungi by either de novo synthesis or biotransformation processes. Herein, the biocatalytic potential of seven basidiomycete species Colombia fungal strains isolated as endophytes basidioma was evaluated. Ganoderma webenarium, chocoense, stipitatum were most potent capable decolourizing β,β-carotene evidence their biocatalysts for aroma synthesis. Since a species’ cannot solely determined via qualitative screening using processes, we focused on...

10.3390/molecules25184344 article EN cc-by Molecules 2020-09-22

Microalgae provides an alternative for the valorization of industrial by-products, in which nutritional content varies substantially and directly affects microalgae system performance. Herein, heterotrophic cultivation Chlorella sorokiniana was systematically studied, allowing us to detect a deficiency other than carbon source through assessing oxygen transfer rate glucose or acetate fermentation. Consequently, mathematical model iron co-limiting effect on developed by exploring its ability...

10.3390/bioengineering8060082 article EN cc-by Bioengineering 2021-06-10

Glycolipids have become an ecofriendly alternative to chemically obtained surfactants, mainly for the cosmetic, pharmaceutical, and food industries. However, sustainable production of these compounds is still challenging, because: (i) water a recognized inhibitor, (ii) multiphases make use cosolvent reaction medium necessary, (iii) there are difficulties in finding source both starting materials. This study used sugars lipids from peach palm fruit shells or model as substrates synthesize...

10.3390/catal11070853 article EN Catalysts 2021-07-16

O objetivo do presente trabalho é apresentar a simulação estocástica fluxo em meio poroso saturado baseado um caso real de contaminação solo e da água subterrânea, como etapa inicial para transporte contaminantes avaliação probabilística risco à saúde humana devido ingestão subterrânea contaminada.A abordagem utilizada consistiu na geração campos aleatórios condutividade hidráulica área estudo, procurando caracterizar incerteza relacionada variabilidade espacial hidráulica.Foram...

10.21168/rbrh.v19n3.p63-73 article PT cc-by RBRH 2014-01-01

A condutividade hidráulica é o parâmetro hidrogeológico mais importante, influenciando fortemente os processos de fluxo e transporte contaminantes no meio saturado.Para verificar as influências da variabilidade deste sobre a estimativa do risco à saúde humana metodologia Avaliação Risco Probabilística foi aplicada um estudo caso real utilizando-se método estocástico amplamente utilizado científico, Método Monte Carlo.Para tanto, via exposição por contato dermal com água superficial durante...

10.21168/rbrh.v18n2.p19-29 article PT cc-by RBRH 2013-01-01
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