Alejandro Vallejos‐Almirall

ORCID: 0000-0002-6631-6871
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About
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Research Areas
  • Phytochemicals and Antioxidant Activities
  • Natural Antidiabetic Agents Studies
  • Advanced Glycation End Products research
  • Parasitic Infections and Diagnostics
  • Parasites and Host Interactions
  • Light effects on plants
  • Algal biology and biofuel production
  • Parasitic infections in humans and animals
  • Biochemical and biochemical processes
  • Ethnobotanical and Medicinal Plants Studies
  • Galectins and Cancer Biology
  • Photosynthetic Processes and Mechanisms
  • Glycosylation and Glycoproteins Research
  • Protein Hydrolysis and Bioactive Peptides
  • Subcritical and Supercritical Water Processes
  • Trypanosoma species research and implications
  • Fermentation and Sensory Analysis
  • Botanical Research and Applications
  • Psidium guajava Extracts and Applications
  • Polyamine Metabolism and Applications
  • Microbial Metabolites in Food Biotechnology
  • Heavy Metals in Plants
  • Plant-Microbe Interactions and Immunity
  • Analytical Chemistry and Chromatography
  • Essential Oils and Antimicrobial Activity

University of Concepción
2011-2024

In recent years, Chilean kiwifruit production has been affected by the phytopathogen Pseudomonas syringae pv. actinidiae (Psa), which caused losses to industry. this study, we report genotypic and phenotypic characterization of 18 Psa isolates obtained from kiwifruits orchards between 2012 2016 different geographic origins. Genetic analysis multilocus sequence (MLSA) using four housekeeping genes (gyrB, rpoD, gltA, gapA) identification type III effector suggest that belong Biovar 3 cluster....

10.3389/fmicb.2018.01907 article EN cc-by Frontiers in Microbiology 2018-08-22

Cryptosporidium parvum and Blastocystis hominis are foodborne parasites known for causing diarrhea. They accumulate in mussels grown on contaminated water bodies, due to the discharge of treated sewage from treatment plants (STP). Despite this, some countries like Chile do not include these control or monitoring water. The objective this research was evaluate contamination C. parvum. B. (disinfected by chlorination) Cholga a touristic rural cove bay Concepción. commercial stores sample were...

10.1016/j.fawpar.2023.e00214 article EN cc-by-nc-nd Food and Waterborne Parasitology 2023-12-09

Plant alkaloids are natural secondary metabolites that have attracted great interest in the development of drugs for therapeutic applications due to their diverse bioactivities.

10.1039/d2gc01916g article EN Green Chemistry 2022-01-01

Grape pomace (GP) is a by-product resulting from the winemaking process and its potential use as source of bioactive compounds well known. The GP can be retained in well-known polyvinylpolypyrrolidone (PVPP), industrially used clarification stabilization wine other drinks. Thus, polyphenolic (PC) Chilean Carménère, Cabernet Sauvignon, Merlot were extracted, their compositions antioxidant capacities (ORAC-FL) determined. In addition, retention capacity PC on PVPP (PC-PVPP) was evaluated....

10.3390/antiox11102017 article EN cc-by Antioxidants 2022-10-12

Abstract Introduction Type 2 diabetes mellitus is a globally prevalent chronic disease characterised by hyperglycaemia and oxidative stress. The search for new natural bioactive compounds that contribute to controlling this condition the application of analytical methodologies facilitate rapid detection identification are important challenges science. Annona cherimola Mill. an source aporphine alkaloids with many bioactivities. Objective aim study isolate identify antidiabetic from alkaloid...

10.1002/pca.3265 article EN Phytochemical Analysis 2023-07-24

Abstract Cryptosporidium parvum and Blastocystis hominis are foodborne parasites known for causing diarrhea. They accumulate in mussels grown on contaminated water bodies, due to the discharge of sewage treated from treatment plants (STP). Despite, they not included microbiology control or monitoring. The goal this work was evaluate transmission C. parvum. B. (disinfected by chlorination) Cholga mussels. commercial stores a sample were analyzed. spp. identified ziehl-neelsen-staining (ZNS)...

10.21203/rs.3.rs-3195491/v1 preprint EN cc-by Research Square (Research Square) 2023-08-08
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