abstract：:Characterization of all chromosomes of the Andean G19833 bean genotype was carried out by fluorescent in situ hybridization. Eleven single-copy genomic sequences, one for each chromosome, two BACs containing subtelomeric and pericentromeric repeats and the 5S and 45S ribosomal DNA (rDNA) were used as probes. Compariso...

journal_title：Genetics and molecular biology

authors： Altrock S,Fonsêca A,Pedrosa-Harand A

更新日期：2011-07-01 00:00:00

abstract：:The decapod Grapsus grapsus is commonly found on oceanic islands of the Pacific and Atlantic coasts of the Americas. In this study, a simple, quick and reliable method for detecting its larvae in plankton samples is described, which makes it ideal for large-scale studies of larval dispersal patterns in the species. ...

journal_title：Genetics and molecular biology

authors： Ströher PR,Firkowski CR,Freire AS,Pie MR

更新日期：2011-07-01 00:00:00

abstract：:B chromosomes are supernumerary elements present in about 15% of eukaryotic species and are most frequently heterochromatic, behave parasitically, show a transmission rate higher than standard (A) chromosomes, and can provoke harmful effects on carriers. In the current work, Prochilodus lineatus individuals carrying e...

journal_title：Genetics and molecular biology

authors： Voltolin TA,Senhorini JA,Foresti F,Bortolozzi J,Porto-Foresti F

更新日期：2011-04-01 00:00:00

abstract：:The population of India harbors one of the world's most highly diverse gene pools, owing to the influx of successive waves of immigrants over regular periods in time. Several phylogenetic studies involving mitochondrial DNA and Y chromosomal variation have demonstrated Europeans to have been the first settlers in Indi...

journal_title：Genetics and molecular biology

authors： Tiwari SK,Sharma V,Sharma VK,Gopi M,Saikant R,Nandan A,Bardia A,Gunisetty S,Katikala P,Habeeb MA,Khan AA,Habibullah CM

更新日期：2011-04-01 00:00:00

abstract：:Seven polymorphic microsatellite loci were isolated and characterized for the snakehead murrel, Channa striata (Channidae), a valuable tropical freshwater fish species. Among 25 specimens collected from Kedah state in Malaysia, the number of alleles per locus ranged from 2 to 7. Observed and expected heterozygosities ...

journal_title：Genetics and molecular biology

authors： Jamsari AF,Min-Pau T,Siti-Azizah MN

更新日期：2011-04-01 00:00:00

abstract：:The allelic frequencies of 12 short tandem repeat loci were obtained from a sample of 307 unrelated individuals living in Macapá, a city in the northern Amazon region, Brazil. These loci are the most commonly used in forensics and paternity testing. Based on the allele frequency obtained for the population of Macapá, ...

journal_title：Genetics and molecular biology

authors： da Costa Francez PA,Rodrigues EM,Frazão GF,Dos Reis Borges ND,Dos Santos SE

更新日期：2011-01-01 00:00:00

abstract：:A wide array of molecular markers has been used to investigate the genetic diversity among common bean species. However, the best combination of markers for studying such diversity among common bean cultivars has yet to be determined. Few reports have examined the genetic diversity of the carioca bean, commercially on...

journal_title：Genetics and molecular biology

authors： Küpper Cardoso Perseguini JM,Chioratto AF,Zucchi MI,Colombo CA,Carbonell SA,Costa Mondego JM,Gazaffi R,Franco Garcia AA,de Campos T,de Souza AP,Rubiano LB

更新日期：2011-01-01 00:00:00

abstract：:More than 90% of birds are socially monogamous, although genetic studies indicate that many are often not sexually monogamous. In the present study, DNA fingerprinting was used to estimate the genetic relationships between nestlings belonging to the same broods to evaluate the mating system in the socially monogamous ...

journal_title：Genetics and molecular biology

authors： Caparroz R,Miyaki CY,Baker AJ

更新日期：2011-01-01 00:00:00

abstract：:Breast cancer (BC) is the most prevalent type worldwide, besides being one of the most common causes of death among women. It has been suggested that sporadic BC is most likely caused by low-penetrance genes, including those involved in DNA repair mechanisms. Furthermore, the accumulation of DNA damage may contribute ...

journal_title：Genetics and molecular biology

authors： Santos RA,Teixeira AC,Mayorano MB,Carrara HH,Andrade JM,Takahashi CS

更新日期：2010-10-01 00:00:00

abstract：:Cannabinoids, flavonoids, and stilbenoids have been identified in the annual dioecious plant Cannabis sativa L. Of these, the cannabinoids are the best known group of this plant's natural products. Polyketide synthases (PKSs) are responsible for the biosynthesis of diverse secondary metabolites, including flavonoids a...

journal_title：Genetics and molecular biology

authors： Flores-Sanchez IJ,Linthorst HJ,Verpoorte R

更新日期：2010-10-01 00:00:00

abstract：:We genotyped 15 microsatellite loci in order to evaluate the effects of habitat fragmentation, caused by flooding of the Tucuruí reservoir, on the genetic structure of Alouatta belzebul in eastern Amazonia. The analysis included two populations sampled in 1984, representing both margins of the Tocantins river, and thr...

journal_title：Genetics and molecular biology

authors： Bastos HB,Gonçalves EC,Ferrari SF,Silva A,Schneider MP

更新日期：2010-10-01 00:00:00

abstract：:Xenobiotics can trigger degranulation of eosinophils and mast cells. In this process, the cells release several substances leading to bronchial hyperactivity, the main feature of atopic asthma (AA). GSTM1 and GSTT1 genes encode enzymes involved in the inactivation of these compounds. Both genes are polymorphic in huma...

journal_title：Genetics and molecular biology

authors： Lima CS,Néri IA,Lourenço GJ,Faria IC,Ribeiro JD,Bertuzzo CS

更新日期：2010-07-01 00:00:00

abstract：:Rhagomys rufescens (Rodentia: Sigmodontinae) is an endemic species of the Atlantic forest from Southern and Southeastern Brazil. Some authors consider Rhagomys as part of the tribe Thomasomyini; but its phylogenetic relationships remain unclear. Chromosomal studies on eight specimens of Rhagomys rufescens revealed a d...

journal_title：Genetics and molecular biology

authors： Testoni AF,Althoff SL,Nascimento AP,Steiner-Souza F,Sbalqueiro IJ

更新日期：2010-07-01 00:00:00

abstract：:The common everyday use of medicinal plants is an ancient, and still very widespread practice, whereby the need for studies on their possible toxicity and mutagenic properties. The species Coccoloba mollis has been much used in phytotherapy, mainly in cases involving loss of memory and stress. In order to investigate ...

journal_title：Genetics and molecular biology

authors： Tsuboy MS,Marcarini JC,Ferreira DT,Ferraz ER,Chequer FM,de Oliveira DP,Ribeiro LR,Mantovani MS

更新日期：2010-07-01 00:00:00

abstract：:This review summarizes the chromosomal changes detected by molecular cytogenetic approaches in esophageal squamous cell carcinoma (ESCC), the ninth most common malignancy in the world. Whole genome analyses of ESCC cell lines and tumors indicated that the most frequent genomic gains occurred at 1, 2q, 3q, 5p, 6p, 7, 8...

journal_title：Genetics and molecular biology

authors： Bellini MF,Silva AE,Varella-Garcia M

更新日期：2010-04-01 00:00:00

abstract：:Despite their ecological and economical importance, fishes of the family Ariidae are still genetically and cytogenetically poorly studied. Among the 133 known species of ariids, only eight have been karyotyped. Cytogenetic analyses performed on Genidens barbus and Sciades herzbergii revealed that both species have 2n ...

journal_title：Genetics and molecular biology

authors： Nirchio M,Martinez ER,Foresti F,Oliveira C

更新日期：2010-04-01 00:00:00

abstract：:The usefulness of IRAP (inter-retrotransposon amplified polymorphism) and ITS-RFLP (restriction of PCR-amplified internal transcribed spacers of the rDNA) markers in the analysis of 39 Pyrenophora graminea isolates was determined. Each marker system could discriminate between all of the isolates in detecting polymorph...

journal_title：Genetics and molecular biology

authors： Zein I,Jawhar M,Arabi MI

更新日期：2010-04-01 00:00:00

abstract：:For a study of diversity and genetic structuring in Melipona quadrifasciata, 61 colonies were collected in eight locations in the state of Minas Gerais, Brazil. By means of PCR analysis, 119 ISSR bands were obtained, 80 (68%) being polymorphic. H(e) and H (B) were 0.20 and 0.16, respectively. Two large groups were obt...

journal_title：Genetics and molecular biology

authors： Nascimento MA,Batalha-Filho H,Waldschmidt AM,Tavares MG,Campos LA,Salomão TM

更新日期：2010-04-01 00:00:00

abstract：:Alpha-1-antitrypsin (AAT) plays an important role in the pathogenesis of emphysema, the pathological lesion underlying the majority of the manifestations of Chronic Obstructive Pulmonary Disease (COPD). In this study we tested the hypothesis that common AAT polymorphisms influence the risk of developing COPDs. We inve...

journal_title：Genetics and molecular biology

authors： Denden S,Khelil AH,Knani J,Lakhdar R,Perrin P,Lefranc G,Chibani JB

更新日期：2010-01-01 00:00:00

abstract：:The roots of the understorey shrub Carapichea ipecacuanha (ipecac) have medicinal properties, and the uprooting of wild plants has supplied most of the world demand for this species. Although under severe population decline, C. ipecacuanha lacks legal protection. In the wild, the aerial stems of ipecac clump together ...

journal_title：Genetics and molecular biology

authors： de Oliveira LO,Venturini BA,Rossi AA,Hastenreiter SS

更新日期：2010-01-01 00:00:00

abstract：:The potential effect of electromagnetic fields (EMFs) emitted from video display terminals (VDTs) to elicit biological response is a major concern for the public. The software professionals are subjected to cumulative EMFs in their occupational environments. This study was undertaken to evaluate DNA damage and inciden...

journal_title：Genetics and molecular biology

authors： Lakshmi N,Tiwari R,Bhargava S,Ahuja Y

更新日期：2010-01-01 00:00:00

abstract：:Up-regulation of human endogenous retroviruses (HERVs) is associated with many diseases, including cancer. In this study, an H family HERV (HERV-H)-related gene was identified and characterized. Its spliced transcript lacks protein-coding capacity and may belong to the emerging class of noncoding RNAs (ncRNAs). The 1....

journal_title：Genetics and molecular biology

authors： Liang Q,Ding J,Zheng S

更新日期：2009-10-01 00:00:00

abstract：:The aim of this study was to estimate the components of variance and genetic parameters for the visual scores which constitute the Morphological Evaluation System (MES), such as body structure (S), precocity (P) and musculature (M) in Nellore beef-cattle at the weaning and yearling stages, by using threshold Bayesian ...

journal_title：Genetics and molecular biology

authors： de Faria CU,Koury W Jr,Magnabosco CU,de Albuquerque LG,Bezerra LA,Lôbo RB

更新日期：2009-10-01 00:00:00

abstract：:Tandem repeats (microsatellites or SSRs) are molecular markers with great potential for plant genetic studies. Modern strategies include the transfer of these markers among widely studied and orphan species. In silico analyses allow for studying distribution patterns of microsatellites and predicting which motifs woul...

journal_title：Genetics and molecular biology

authors： da Maia LC,de Souza VQ,Kopp MM,de Carvalho FI,de Oliveira AC

更新日期：2009-10-01 00:00:00

abstract：:We determined the polymorphism C242T of the aromatase gene (Cyp19) and its allelic frequency, as well as the effect of the variants on productive and reproductive traits in 71 purebred Santa Inês sheep, 13 purebred Brazilian Somali sheep, nine purebred Poll Dorset sheep, and 18 crossbred 1/2 Dorper sheep. The animals ...

journal_title：Genetics and molecular biology

authors： Lôbo AM,Lôbo RN,Paiva SR

更新日期：2009-07-01 00:00:00

abstract：:Molecular genetic research relies heavily on the ability to detect polymorphisms in DNA. Single nucleotide polymorphisms (SNPs) are the most frequent form of DNA variation in the genome. In combination with a PCR assay, the corresponding SNP can be analyzed as a derived cleaved amplified polymorphic sequence (dCAPS) m...

journal_title：Genetics and molecular biology

authors： Shahinnia F,Sayed-Tabatabaei BE

更新日期：2009-07-01 00:00:00

abstract：:The web application D-Maps provides a user-friendly interface to researchers performing studies based on microarrays. The program was developed to manage and process one- or two-color microarray data obtained from several platforms (currently, GeneTAC, ScanArray, CodeLink, NimbleGen and Affymetrix). Despite the availa...

journal_title：Genetics and molecular biology

authors： Carazzolle MF,Herig TS,Deckmann AC,Pereira GA

更新日期：2009-07-01 00:00:00

abstract：:The major histocompatibility complex (MHC) is one of the biological systems of major polymorphisms. The study of HLA class II variability has allowed the identification of several alleles that are characteristic to Amerindian populations, and it is an excellent tool to define the relations and biological affinities am...

journal_title：Genetics and molecular biology

authors： Parolín ML,Carnese FR

更新日期：2009-04-01 00:00:00

abstract：:Meiotic and mitotic chromosomes of Dichotomius nisus, D. semisquamosus and D. sericeus were analyzed after conventional staining, C-banding and silver nitrate staining. In addition, Dichotomius nisus and D. semisquamosus chromosomes were also analyzed after fluorescent in situ hybridization (FISH) with an rDNA probe. ...

journal_title：Genetics and molecular biology

authors： da Silva GM,Bione EG,Cabral-de-Mello DC,de Moura Rde C,Simões ZL,de Souza MJ

更新日期：2009-04-01 00:00:00

abstract：:Xylella fastidiosa genome sequencing has generated valuable data by identifying genes acting either on metabolic pathways or in associated pathogenicity and virulence. Based on available information on these genes, new strategies for studying their expression patterns, such as microarray technology, were employed. A t...

journal_title：Genetics and molecular biology

authors： Travensolo RF,Carareto-Alves LM,Costa MV,Lopes TJ,Carrilho E,Lemos EG

更新日期：2009-04-01 00:00:00

abstract：:Genetic variation was estimated in ten samples populations of Aedes aegypti from the Brazilian Amazon, by using a 380 bp fragment of the mitochocondrial NADH dehydrogenase subunit 4 (ND4) gene. A total of 123 individuals were analyzed, whereby 13 haplotypes were found. Mean genetic diversity was slightly high (h = 0.6...

journal_title：Genetics and molecular biology

authors： Lima RS Jr,Scarpassa VM

更新日期：2009-04-01 00:00:00

abstract：:The CC chemokine receptor 5 (CCR5) molecule is an important co-receptor for HIV. The effect of the CCR5*D32 allele in susceptibility to HIV infection and AIDS disease is well known. Other alleles than CCR5*D32 have not been analysed before, neither in Amerindians nor in the majority of the populations all over the wor...

journal_title：Genetics and molecular biology

authors： Boldt AB,Culpi L,Tsuneto LT,Souza IR,Kun JF,Petzl-Erler ML

更新日期：2009-01-01 00:00:00

abstract：:The order Anguilliformes comprises 15 families, 141 genera and 791 fish species. Eight families had at least one karyotyped species, with a prevalence of 2n = 38 chromosomes and high fundamental numbers (FN). The only exception to this pattern is the family Muraenidae, in which the eight species analyzed presented 2n ...

journal_title：Genetics and molecular biology

authors： Vasconcelos AJ,Molina WF

更新日期：2009-01-01 00:00:00

abstract：:Topoisomerase II inhibitors are effective chemotherapeutic agents in the treatment of cancer, in spite of being associated with the development of secondary leukemia. Our purpose was to determine the effects of etoposide on different genomic regions, aiming at discovering whether there are preferential sites which can...

journal_title：Genetics and molecular biology

authors： Brassesco MS,Montaldi AP,Sakamoto-Hojo ET

更新日期：2009-01-01 00:00:00