Search Results - "Martí, Dardo A."

Phylogeny and chromosomal diversification in the Dichroplus elongatus species group (Orthoptera, Melanoplinae) by Castillo, Elio R D, Taffarel, Alberto, Maronna, Maximiliano M, Cigliano, María Marta, Palacios-Gimenez, Octavio M, Cabral-de-Mello, Diogo C, Martí, Dardo A

“…In an attempt to track the chromosomal differentiation in the Dichroplus elongatus species group, we analyzed the karyotypes of four species with classical…”
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Karyotype evolution in Ronderosia grasshoppers (Orthoptera: Acrididae) by Castillo, Elio Rodrigo D, Celeste Scattolini, M, Palacios-Gimenez, Octavio M, Martí, Dardo A, Cabral-De-Mello, Diogo C, Cigliano, María M

“…Abstract Grasshoppers in the genus Ronderosia (divergence time < 5 Mya) provide a special opportunity to examine the impact of chromosome rearrangements (CRs)…”
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Uncovering the evolutionary history of neo-XY sex chromosomes in the grasshopper Ronderosia bergii (Orthoptera, Melanoplinae) through satellite DNA analysis by Palacios-Gimenez, Octavio M, Milani, Diogo, Lemos, Bernardo, Castillo, Elio R, Martí, Dardo A, Ramos, Erica, Martins, Cesar, Cabral-de-Mello, Diogo C

“…Neo-sex chromosome systems arose independently multiple times in evolution, presenting the remarkable characteristic of repetitive DNAs accumulation. Among…”
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Subterranean rodents of the genus Ctenomys (Caviomorpha, Ctenomyidae) follow the converse to Bergmann's rule by Medina, Alonso I, Martí, Dardo A, Bidau, Claudio J

“…We analysed body-size variation in relation to latitude, longitude, elevation and environmental variables in Ctenomys (tuco-tucos), subterranean rodents in the…”
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How dynamic could be the 45S rDNA cistron? An intriguing variability in a grasshopper species revealed by integration of chromosomal and genomic data by Ferretti, Ana B. S. M., Ruiz-Ruano, Francisco J., Milani, Diogo, Loreto, Vilma, Martí, Dardo A., Ramos, Erica, Martins, Cesar, Cabral-de-Mello, Diogo C.

“…To better understand the structure and variability of the 45S rDNA cistron and its evolutionary dynamics in grasshoppers, we performed a detailed analysis…”
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New insights into the six decades of Mesa’s hypothesis of chromosomal evolution in Ommexechinae grasshoppers (Orthoptera: Acridoidea) by Santander, Mylena D, Cabral-de-Mello, Diogo C, Taffarel, Alberto, Martí, Emiliano, Martí, Dardo A, Palacios-Gimenez, Octavio M, Castillo, Elio Rodrigo D

“…Abstract In Acridoidea grasshoppers, chromosomal rearrangements are frequently found as deviations from the standard acrocentric karyotype (2n = 23♂/24♀, FN =…”
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Chromosome fusion polymorphisms in the grasshopper, Dichroplus fuscus (Orthoptera: Acrididae: Melanoplinae): Insights on meiotic effects by Alberto TAFFAREL, Claudio J. BIDAU, Dardo A. MARTÍ

“…Robertsonian fusions account for many of the changes in the evolution of the orthopteran karyotype; in their origin, a centric fusion is involved between two…”
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Neo-sex Chromosomes in the Maculipennis Species Group (Dichroplus: Acrididae, Melanoplinae): The Cases of D. maculipennis and D. vittigerum by Castillo, Elio R D, Taffarel, Alberto, Mariottini, Yanina, Fernández-Arhex, Valeria, Martí, Dardo A, Bidau, Claudio J

“…South American melanopline grasshoppers display a disproportionate number of derived karyotypes, including many cases of neo-sex chromosome systems. This is…”
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Chromosome evolution and phylogeny in Ronderosia (Orthoptera, Acrididae, Melanoplinae): clues of survivors to the challenge of sympatry? by Castillo, Elio R.D., Martí, Dardo A., Maronna, Maximiliano M., Scattolini, María C., Cabral‐de‐Mello, Diogo C., Cigliano, María M.

“…In an attempt to unveil the origin of neo‐sex chromosomes in Ronderosia Cigliano grasshoppers, we performed a combined phylogenetic analysis based on…”
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FISH-mapping of the 5S rDNA locus in chili peppers (Capsicum-Solanaceae) by Aguilera, Patricia M, Debat, Humberto J, Scaldaferro, Marisel A, Martí, Dardo A, Grabiele, Mauro

“…We present here the physical mapping of the 5S rDNA locus in six wild and five cultivated taxa of Capsicum by means of a genus-specific FISH probe. In all…”
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Clinal Variation of Body Size in Dichroplus pratensis (Orthoptera: Acrididae): Inversion of Bergmann’s and Rensch’s Rules by Bidau, Claudio J, Martí, Dardo A

“…We studied geographical body size variation in 23 populations and sexual size dimorphism in 19 populations of the grasshopper Dichroplus pratensis Bruner in…”
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Neo-sex chromosome diversity in Neotropical melanopline grasshoppers (Melanoplinae, Acrididae) by Castillo, Elio R. D, Bidau, Claudio J, Martí, Dardo A

“…We report the results of a study on the neo-sex chromosome systems of six Neotropical Melanoplinae species for contributing to a better understanding of their…”
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Rensch’s Rule in Dichroplus pratensis: A Reply to Wolak by Bidau, Claudio J, Martí, Dardo A

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Chromosomal and genomic analysis suggests single origin and high molecular differentiation of the B chromosome of Abracris flavolineata by Milani, Diogo, Gasparotto, Ana Elisa, Loreto, Vilma, Martí, Dardo A, Cabral-de-Mello, Diogo C

“…Supernumerary chromosomes (B chromosomes) have been an intriguing subject of study. Our understanding of the molecular differentiation of B chromosomes from an…”
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Effects of Abiotic Factors on the Geographic Distribution of Body Size Variation and Chromosomal Polymorphisms in Two Neotropical Grasshopper Species (Dichroplus : Melanoplinae: Acrididae) by Bidau, Claudio J., Miño, Carolina I., Castillo, Elio R., Martí, Dardo A.

“…We review the effects of abiotic factors on body size in two grasshopper species with large geographical distributions: Dichroplus pratensis and D. vittatus,…”
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A single origin for the widely distributed B chromosomes of the gladiator frog Boana albopunctata by Ferro, Juan M, Gatto, Kaleb P, Netto, Flavia, Resquín, Juan J, Costa, William, Martí, Dardo A, Lourenço, Luciana B, Baldo, Diego

“…Abstract B chromosomes are supernumerary elements that have a wide taxonomic distribution among eukaryotes. Although they are dispensable, they can acquire…”
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A test of Allen's rule in ectotherms: the case of two south American Melanopline Grasshoppers (Orthoptera: Acrididae) with partially overlapping geographic ranges by Bidau, Claudio J.(Instituto Oswaldo Cruz ,Consejo Nacional de Investigaciones Científicas y Técnicas), Martí, Dardo A.(Consejo Nacional de Investigaciones Científicas y Técnicas ,Universidad Nacional de Misiones Facultad de Ciencias Exactas, Químicas y Naturales)

“…We studied the geographic variation of three morphometric characters in relation to body size in two South American grasshoppers (Acrididae), Dichroplus…”
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110 Years of Orthopteran Cytogenetics, the Chromosomal Evolutionary Viewpoint, and Michael White's Signal Contributions to the Field by Bidau, Claudio J, Martí, Dardo A

“…The history of the study of orthopteran chromosomes is coincident with the formulation of the chromosome theory of heredity and the rediscovery of Mendel's…”
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A JOR Special Section Devoted to the 100th Anniversary of Michael James Denham White's Birth — Preface by Bidau, Claudio J, Martí, Dardo A

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Tracking the evolution of sex chromosome systems in Melanoplinae grasshoppers through chromosomal mapping of repetitive DNA sequences by Palacios-Gimenez, Octavio M, Castillo, Elio R, Martí, Dardo A, Cabral-de-Mello, Diogo C

“…The accumulation of repetitive DNA during sex chromosome differentiation is a common feature of many eukaryotes and becomes more evident after recombination…”
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