Perfect Marker
Mostrando 1-12 de 17 artigos, teses e dissertações.
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1. A perfect functional marker for the gene of intermediate amylose content Wx-in in rice (Oryza sativa L.)
Abstract The amylose content (AC) of rice is a key determinant of the grain cooking and eating quality. The Waxy (Wx) gene, which encodes granule-bound starch synthase I (GBSSI), is the major gene controlling AC in rice. The A - C substitution in exon 6 (Ex6A/C) alters the amino acid codon from serine to tyrosine and is associated with intermediate-AC rice (
Crop Breed. Appl. Biotechnol.. Publicado em: 2018-03
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2. AFLP marker analysis revealing genetic structure of the tree Parapiptadenia rigida (Benth.) Brenan (Leguminosae-Mimosoideae) in the southern Brazilian Tropical Rainforest
Parapiptadenia rigida is a tropical early secondary succession tree characteristic of the Tropical Atlantic Rainforest. This species is of great ecological importance in the recovery of degraded areas. In this study we investigated the variability and population genetic structure of eight populations of P. rigida. Five AFLP primer combinations were used in a
Genet. Mol. Biol.. Publicado em: 03/09/2013
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3. Caracterização genética de bovinos por meio de estudos de cromossomo Y e do DNA mitocondrial.
ABSTRACT: Domestic cattle breeds are classified in two subspecies: Bos taurus taurus, which have an european origin and Bos taurus indicus, the zebuines, originated in India. The main phenotypic difference between them is the presence of the hump, observed in the zebuines and absent in taurines. In addition, the sexual Y chromosome has been considered as a m
Planaltina. Publicado em: 2011
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4. Prostatic specific antigen for prostate cancer detection
Prostate-specific antigen (PSA) has been used for prostate cancer detection since 1994. PSA testing has revolutionized our ability to diagnose, treat, and follow-up patients. In the last two decades, PSA screening has led to a substantial increase in the incidence of prostate cancer (PC). This increased detection caused the incidence of advanced-stage diseas
International braz j urol. Publicado em: 2009-10
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5. Desenvolvimento de marcador molecular para resistência a Tobacco mosaic virus e herança da resistência a Meloidogyne incognita raça 3 em tabaco / Development of molecular marker for resistance to Tobacco mosaic virus and heredity of resistance to Meloidogyne incognita race 3 in tobacco
The aim of this study is to develop a molecular marker linked to the resistant gene to Tobacco mosaic virus (TMV) considering the necessity to improve plant breeding to meet growing demands of productivity. The other goal of this study is to evaluate the mode of inheritance of an F2 segregating population and backcross (BCF1) population of Meloidogyne incogn
Publicado em: 2008
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6. Haplótipos HLA mais freqüentes em doadores voluntários de medula óssea de Curitiba, Paraná
Bone Marrow Transplant (BMT) is a therapy used to treat patients with hematological diseases. The success of the transplant relies on a HLA match between host and donor. The HLA is located in the Major Histocompatibility Complex in the 6p12.3 region of the chromosome 6. The HLA gene products are involved in the immunomodulation of the immune response due to
Revista Brasileira de Hematologia e Hemoterapia. Publicado em: 2002-12
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7. Genetic analysis of the attenuation phenotype of poliovirus type 1.
Seven different recombinant viruses from the virulent Mahoney and the attenuated Sabin parental strains of type 1 poliovirus were constructed in vitro by using infectious cDNA clones. Monkey neurovirulence tests (lesion score, spread value, and incidence of paralysis) using these recombinant viruses revealed that the loci influencing attenuation were spread
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8. Genetic analysis of the human cell surface: antigenic marker for the human X chromosome in human-mouse hybrids.
Somatic cell hybrids of human fibroblasts and mouse A9 cells, carrying only a portion of the human X chromosome in a mouse chromosome background, were injected into C3H mice. The resulting mouse anti-hybrid cell antisera contain antibodies found to be human specific and to react with only those hybrid cells carrying the human X chromosome, as confirmed by es
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9. Chloroplast DNA recombination in interspecific hybrids of Chlamydomonas: Linkage between a nonmendelian locus for streptomycin resistance and restriction fragments coding for 16S rRNA
Differences in the distribution of Ava I and BstEII restriction sites in the chloroplast DNA (cpDNA) of Chlamydomonas eugametos and C. moewusii have been used to detect extensive cpDNA recombination in the hybrid progeny of these interfertile algae. In the present study, the inheritance of these restriction-site differences was tested for recombination with
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10. Mutational Analysis of the Critical Bases Involved in Activation of the AreR-Regulated σ54-Dependent Promoter in Acinetobacter sp. Strain ADP1
The areR gene in Acinetobacter sp. strain ADP1 regulates the expression of the areCBA genes, which determine growth on benzyl alkanoates. AreR is a member of the NtrC/XylR family of regulatory proteins as determined by sequence homology. Seventy-nine bases upstream of the start of transcription is a region carrying two overlapping inverted repeat (IR) sequen
American Society for Microbiology.
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11. Facilitation of Plasmid Transfer in Streptococcus pneumoniae by Chromosomal Homology
The frequency of plasmid establishment in the transformation of Streptococcus pneumoniae by plasmid DNA was increased more than 10-fold when the plasmid carried DNA homologous to the host chromosome. Perfect homology was not necessary for such facilitation; small additions or deletions were tolerated, but extensive deletions in the homologous segment of eith
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12. Naturally Occurring Penicillinase Plasmids in Staphylococcus aureus
A series of plasmids harbored by naturally occurring penicillin-resistant strains of Staphylococcus aureus were surveyed with a view toward exploring the variability in plasmid-linked marker patterns. Plasmids were transduced from their natural hosts to either of two plasmid-negative laboratory strains by selection for cadmium resistance, and the transductan