Search Results - "Rosselló, Josep A"

Better the devil you know? Guidelines for insightful utilization of nrDNA ITS in species-level evolutionary studies in plants by Feliner, Gonzalo Nieto, Rosselló, Josep A.

“…The internal transcribed spacers (ITS) of the nuclear ribosomal 18S–5.8S–26S cistron continue to be the most popular non-plastid region for species-level…”
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Conserved Organisation of 45S rDNA Sites and rDNA Gene Copy Number among Major Clades of Early Land Plants by Rosato, Marcela, Kovařík, Aleš, Garilleti, Ricardo, Rosselló, Josep A

“…Genes encoding ribosomal RNA (rDNA) are universal key constituents of eukaryotic genomes, and the nuclear genome harbours hundreds to several thousand copies…”
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Molecular Evolution of rbcL in Orthotrichales (Bryophyta): Site Variation, Adaptive Evolution, and Coevolutionary Patterns of Amino Acid Replacements by Bernabeu, Moisès, Rosselló, Josep A.

“…Molecular evolution of the large subunit of the RuBisCO enzyme is understudied in early diverging land plants. These groups show morphological and…”
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High and uneven levels of 45S rDNA site-number variation across wild populations of a diploid plant genus (Anacyclus, Asteraceae) by Rosato, Marcela, Álvarez, Inés, Nieto Feliner, Gonzalo, Rosselló, Josep A

“…The nuclear genome harbours hundreds to several thousand copies of ribosomal DNA. Despite their essential role in cellular ribogenesis few studies have…”
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The Nuclear 35S rDNA World in Plant Systematics and Evolution: A Primer of Cautions and Common Misconceptions in Cytogenetic Studies by Rosselló, Josep A, Maravilla, Alexis J, Rosato, Marcela

“…The ubiquitous presence of rRNA genes in nuclear, plastid, and mitochondrial genomes has provided an opportunity to use genomic markers to infer patterns of…”
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Phylogenetic Analysis Informed by Geological History Supports Multiple, Sequential Invasions of the Mediterranean Basin by the Angiosperm Family Araceae by Mansion, Guilhem, Rosenbaum, Gideon, Schoenenberger, Nicola, Bacchetta, Gianluigi, Rosselló, Josep A., Conti, Elena

“…Despite the remarkable species richness of the Mediterranean flora and its well-known geological history, few studies have investigated its temporal and…”
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Interstitial Telomeric-like Repeats (ITR) in Seed Plants as Assessed by Molecular Cytogenetic Techniques: A Review by Maravilla, Alexis J, Rosato, Marcela, Rosselló, Josep A

“…The discovery of telomeric repeats in interstitial regions of plant chromosomes (ITRs) through molecular cytogenetic techniques was achieved several decades…”
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Impact of polyploidy on fertility variation of Mediterranean Arundo L. (Poaceae) by Hardion, Laurent, Verlaque, Régine, Rosato, Marcela, Rosselló, Josep A, Vila, Bruno

“…Failure of seed production in the genus Arundo L. (Poaceae) is often attributed to polyploidy. This study tested the impact of two ploidy levels (2n=12 and…”
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Salt drying: a low-cost, simple and efficient method for storing plants in the field and preserving biological repositories for DNA diversity research by Carrio, Elena, Rossello, Josep A

“…Although a variety of methods have been optimized for the collection and storage of plant specimens, most of these are not suited for field expeditions for a…”
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Non-functional plastid ndh gene fragments are present in the nuclear genome of Norway spruce (Picea abies L. Karsch): insights from in silico analysis of nuclear and organellar genomes by Ranade, Sonali Sachin, García-Gil, María Rosario, Rosselló, Josep A.

“…Many genes have been lost from the prokaryote plastidial genome during the early events of endosymbiosis in eukaryotes. Some of them were definitively lost,…”
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Incomplete sequence homogenization in 45S rDNA multigene families: intermixed IGS heterogeneity within the single NOR locus of the polyploid species Medicago arborea (Fabaceae) by Galián, José A., Rosato, Marcela, Rosselló, Josep A.

“…• Background and Aims Ribosomal sequences have become the classical example of the genomic homogenization of nuclear multigene families. Despite theoretical…”
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Interstitial Arabidopsis -Type Telomeric Repeats in Asteraceae by Maravilla, Alexis J, Rosato, Marcela, Álvarez, Inés, Nieto Feliner, Gonzalo, Rosselló, Josep A

“…Tandem repeats of telomeric-like motifs at intra-chromosomal regions, known as interstitial telomeric repeats (ITR), have drawn attention as potential markers…”
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Relationships of the Woody Medicago Species (Section Dendrotelis) Assessed by Molecular Cytogenetic Analyses by Rosato, Marcela, Castro, Mercedes, Rosselló, Josep A

“…BACKGROUND AND AIMS: The organization of rDNA genes in the woody medic species from the agronomically important Medicago section Dendrotelis was analysed to…”
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Unique Epigenetic Features of Ribosomal RNA Genes (rDNA) in Early Diverging Plants (Bryophytes) by Matyášek, Roman, Krumpolcová, Alice, Lunerová, Jana, Mikulášková, Eva, Rosselló, Josep A., Kovařík, Aleš

“…Introduction: In plants, the multicopy genes encoding ribosomal RNA (rDNA) typically exhibit heterochromatic features and high level of DNA methylation. Here,…”
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Amplification, contraction and genomic spread of a satellite DNA family (E180) in Medicago (Fabaceae) and allied genera by Rosato, Marcela, Galián, José A., Rosselló, Josep A.

“…• Background and Aims Satellite DNA is a genomic component present in virtually all eukaryotic organisms. The turnover of highly repetitive satellite DNA is an…”
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Partial Sequence Homogenization in the 5S Multigene Families May Generate Sequence Chimeras and Spurious Results in Phylogenetic Reconstructions by Galián, José A., Rosato, Marcela, Rosselló, Josep A.

“…Multigene families have provided opportunities for evolutionary biologists to assess molecular evolution processes and phylogenetic reconstructions at deep and…”
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Leaf shape variation and taxonomic boundaries in two sympatric rupicolous species of Helichrysum (Asteraceae: Gnaphalieae), assessed by linear measurements and geometric morphometry by CONESA, MIQUEL À, MUS, MAURICI, ROSSELLÓ, JOSEP A

“…Quantifying and understanding the causes of population differentiation in plants are critical for assessing the taxonomic structure of species, as the level of…”
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On the taxonomic identity and status of 'Silene sericea' var. 'balearica' (sect. 'Dipterosperma', Caryophyllaceae) by Sáez Gonyalons, Llorenç, Guasp, Elisabet, Ferrer, Pedro Pablo, López-Alvarado, Javier, Rosselló, Josep

“…This paper presents a re-evaluation of the taxonomic relationships of Silene sericea var. balearica based on morphological features Critical examination of…”
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A phylogeographic split in Buxus balearica (Buxaceae) as evidenced by nuclear ribosomal markers: when ITS paralogues are welcome by Rosselló, Josep A, Lázaro, Amparo, Cosín, Raúl, Molins, Arántzazu

“…Sequences from the ribosomal nuclear internal transcribed spacers (ITS) have been widely used to infer evolutionary hypotheses across a broad range of living…”
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Patterns of genetic variability and habitat occupancy in Crepis triasii (Asteraceae) at different spatial scales: insights on evolutionary processes leading to diversification in continental islands by Mayol, Maria, Palau, Carles, Rosselló, Josep A., González-Martínez, Santiago C., Molins, Arántzazu, Riba, Miquel

“…• Background and Aims Archipelagos are unique systems for studying evolutionary processes promoting diversification and speciation. The islands of the…”
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