Aurora Díaz

ORCID: 0000-0001-7297-1699
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About
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Research Areas
  • Advances in Cucurbitaceae Research
  • Genetic Mapping and Diversity in Plants and Animals
  • Postharvest Quality and Shelf Life Management
  • Genetic diversity and population structure
  • Horticultural and Viticultural Research
  • Plant Physiology and Cultivation Studies
  • Edible Oils Quality and Analysis
  • Garlic and Onion Studies
  • Cocoa and Sweet Potato Agronomy
  • Plant Virus Research Studies
  • Chromosomal and Genetic Variations
  • Plant and animal studies
  • Vitamin C and Antioxidants Research
  • Plant Molecular Biology Research
  • Plant Gene Expression Analysis
  • Genetics and Plant Breeding
  • Plant Pathogenic Bacteria Studies
  • Plant Reproductive Biology
  • Antioxidant Activity and Oxidative Stress
  • Molecular Biology Techniques and Applications
  • Wheat and Barley Genetics and Pathology
  • Plant Pathogens and Resistance
  • Potato Plant Research
  • Essential Oils and Antimicrobial Activity
  • Plant Pathogens and Fungal Diseases

Centro de Investigación y Tecnología Agroalimentaria de Aragón
2015-2025

Universidad de Zaragoza
2015-2025

Instituto de Biología Molecular y Celular de Plantas
2011-2023

Consejo Superior de Investigaciones Científicas
2011-2023

Universitat Politècnica de València
2011-2023

Hospital Clínic de Barcelona
2018

Norwich Research Park
2012

John Innes Centre
2012

Joint Institute for High Temperatures
2011

Centro de Investigaciones Biológicas Margarita Salas
2011

The timing of flowering during the year is an important adaptive character affecting reproductive success in plants and critical to crop yield. Flowering time has been extensively manipulated crops such as wheat (Triticum aestivum L.) domestication, this enables them grow productively a wide range environments. Several major genes controlling have identified with mutant alleles having sequence changes insertions, deletions or point mutations. We investigated genetic variants commercial...

10.1371/journal.pone.0033234 article EN cc-by PLoS ONE 2012-03-22

Shapes of edible plant organs vary dramatically among and within crop plants. To explain ultimately employ this variation towards improvement, we determined the genetic, molecular cellular bases fruit shape diversity in tomato. Through positional cloning, protein interaction studies, genome editing, report that OVATE Family Proteins TONNEAU1 Recruiting Motif proteins regulate cell division patterns ovary development to alter final shape. The physical interactions between members these two...

10.1038/s41467-018-07216-8 article EN cc-by Nature Communications 2018-11-05

Abstract Background A number of molecular marker linkage maps have been developed for melon ( Cucumis melo L .) over the last two decades. However, these were constructed using different sets, thus, making comparative analysis among difficult. In order to solve this problem, a consensus genetic map in was primarily highly transferable anchor markers that broad potential use mapping, synteny, and quantitative trait loci (QTL) analysis, increasing breeding effectiveness efficiency via...

10.1186/1471-2229-11-111 article EN cc-by BMC Plant Biology 2011-07-28

Lettuce is the most consumed leafy vegetable though popular varieties have a low nutritional value. Our objective was to accurately quantify vitamin C and anthocyanins in wild relatives, commercial traditional varieties. Wild species contained more total ascorbic acid (TAA) than (21% 8%, respectively). In contrast, had significantly higher content of (6 8 times more, TAA green red lettuces (18%). also leaves two stems. Cyanidin 3-O-(6′-O-malonylglucoside) abundant anthocyanin (97%), present...

10.1016/j.foodchem.2021.129864 article EN cc-by-nc-nd Food Chemistry 2021-04-20

A set of 11 polymorphic markers (1 cleaved amplified sequence (CAPS), 2 sequence-characterized regions (SCARs), and 8 single-nucleotide polymorphism (SNP) - derived markers) was obtained for olive cultivar identification by comparing DNA sequences from different accessions. Marker development more efficient, using the database rather than cloning arbitrary fragments. Analyses 3 genes diverse cultivars revealed an SNP frequency 1 per 190 base pairs in exons 149 introns. Most mutations were...

10.1139/g06-068 article EN Genome 2006-09-01

We studied the self-incompatibility of two main Spanish olive ( Olea europaea L.) cultivars, `Picual' and `Arbequina', by testing selfing seeds with microsatellites. For this purpose, we used a rapid single-seed DNA extraction method four highly polymorphic analyzed produced in branches bagged for from mono- multi-cultivar orchards 2002 2003. did not find any seed coming branches, either cultivar, types orchards. Additionally, tested free pollination mono-cultivar different locations. In...

10.21273/jashs.131.2.250 article EN Journal of the American Society for Horticultural Science 2006-03-01

A mapping F2 population from the cross 'Piel de Sapo' × PI124112 was selectively genotyped to study genetic control of morphological fruit traits by QTL (Quantitative Trait Loci) analysis. Ten were identified, five for FL (Fruit Length), two FD Diameter) and three FS Shape). At least one robust per character found, flqs8.1 (LOD = 16.85, R2 34%), fdqs12.1 3.47, 11%) fsqs8.1 14.85, 41%). flqs2.1 fsqs2.1 cosegregate with gene a (andromonoecious), responsible flower sex determination pleiotropic...

10.1371/journal.pone.0104188 article EN cc-by PLoS ONE 2014-08-15

Lettuce is a crop particularly vulnerable to drought. A transcriptomic study in the variety ‘Romired’ and wild relative Lactuca homblei was conducted understand increase anthocyanins (only significant L. ) response drought previously observed. RNA-seq revealed more differentially expressed genes (DEGs), especially upregulated, species, which most abundant GO terms were involved regulatory processes (including water). Anthocyanin synthesis triggered drought, with 17 activated out of 36 mapped...

10.3389/fpls.2024.1494339 article EN cc-by Frontiers in Plant Science 2025-01-15

Sugar content is the major determinant of both fruit quality and consumer acceptance in melon (Cucumis melo L), a primary target for crop improvement. Near-isogenic lines (NILs) derived from intraspecific cross between 'Piel de Sapo' (PS) type exotic cultivar 'Songwhan Charmi' (SC), several populations generated PS x Ames 24294 ("Trigonus"), wild melon, were used to identify QTL related sugar organic acid composition. Seventy-eight detected across locations different years, with three...

10.3389/fpls.2017.01679 article EN cc-by Frontiers in Plant Science 2017-09-26

The importance of Indian germplasm as origin and primary center diversity cultivated melon is widely accepted. Genetic several collections from has been studied previously, although an integrated analysis these in a global perspective not possible. In this study, sample together with selection world-wide cultivars to analyze the genetic structure based on Genotype by Sequence data. A set 6158 informative Single Nucleotide Polymorphism (SNP) 175 accessions was generated. Melon could be...

10.1186/s12864-019-5784-0 article EN cc-by BMC Genomics 2019-06-03

Cultivated melon was domesticated from wild melons, which produce small fruits with non-edible fruit flesh. The increase in flesh is one of the major domestication achievements this species. In previous work, a quantitative trait locus (QTL) on chromosome 6 (paqt6.1) linked to content detected cross between cultivated (“Piel de Sapo”, PS) and (Ames 24294, TRI) accessions. QTL introgressed into PS background, generating TRI_6-3 introgression line (IL) that confirmed effects paqt6.1. primary...

10.3390/agronomy10081064 article EN cc-by Agronomy 2020-07-23

Lettuce production and quality could be seriously affected by the increasingly limited water resources. The effect of drought on content two antioxidant compounds, vitamin C anthocyanins, in five cultivated lettuces wild relatives was assessed for 2 years. In leaf samples, Lactuca species generally had a higher total than lettuces. contrast, commercial varieties usually contained more anthocyanins species. Total decreased with stress all accessions, varieties, lettuce relatives, this...

10.3389/fpls.2024.1369658 article EN cc-by Frontiers in Plant Science 2024-03-15

Previous analyses of olive ( Olea europaea L.) crosses have revealed an important degree pollen contamination. For this reason, the authors tested paternity a set progenies coming from among different cultivars within breeding program Córdoba, Spain, using four polymorphic microsatellites. They found that expected sired 141 (83.4%) 169 samples analyzed. The contamination rate was either almost total or null each particular cross considered, not being comparable between crosses. In second...

10.21273/jashs.132.6.830 article EN Journal of the American Society for Horticultural Science 2007-11-01

Lettuce is a popular vegetable source of bioactive compounds, like anthocyanins, powerful antioxidants present in red and semi-red varieties. Selection reliable reference genes (RGs) for the normalization real-time quantitative PCR (qPCR) data crucial to obtain accurate gene expression results. Among with totally unrelated biological functions, six candidate RGs (ADF2, CYB5, iPGAM, SCL13, TRXL3-3, VHA-H) low variation according RNA-seq analyses, were selected future studies...

10.3390/ijms24033052 article EN International Journal of Molecular Sciences 2023-02-03

Lettuce (Lactuca sativa L.) is a source of beneficial compounds though they are generally present in low quantities. We used 40K Axiom and 9K Infinium SNP (single nucleotide polymorphism) arrays to (i) explore the genetic variability 21 varieties (ii) carry out genome-wide association studies (GWAS) vitamin C content in21 population 205 plants from richest variety ('Lechuga del Pirineo'). Structure phylogenetic analyses showed that group formed mainly by traditional was most diverse, whereas...

10.1002/tpg2.20518 article EN cc-by-nc-nd The Plant Genome 2024-10-24

This work reports on the use of 10 microsatellites for identifying and testing paternity first 17 selections an olive ( Olea europaea L.) breeding program in Córdoba, Spain. The usefulness was confirmed by high discrimination power polymorphism information content values low probability identity found 24 main Spanish cultivars. In from crosses ‘Picual’ × ‘Arbequina’ ‘Frantoio’ Picual, putative male parent expected one. individuals coming selfings Arbequina Picual Frantoio Arbequina,...

10.2135/cropsci2007.03.0141 article EN Crop Science 2007-11-01

The ridge patterns on the fingernails of corresponding fingers a pair twins were compared microscopically and found to be readily distinguishable from one another. Based blood grouping in six group systems (ABO, Rhesus, Ss, Duffy, Kidd, Kell), probability that monozygotic was calculated 89.1%.

10.1520/jfs12805j article EN Journal of Forensic Sciences 1990-01-01
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