Chromosome pairing
The Program of Sex Chromosome Pairing in Meiosis Is Highly Conserved Across Marsupial Species
... sex chromosome pairing obtained from three different species, Thylamys elegans, Dromiciops gliroides, and Rhyncholestes raphanurus, representing the three orders of American ...
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HOMOLOGOUS CHROMOSOME PAIRING REMAINS AN UNSOLVED PROBLEM: A TEST OF A POPULAR HYPOTHESIS UTILIZING MAIZE MEIOSIS
... Thus, these computer-generated sequences suggest that, if homologous chromosome pairing depended upon the formation of a linear array of chromosomes, asso- ciated by th[r] ...
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An investigation into a meiotic checkpoint that monitors sex chromosome pairing
... sex chromosome pairing failure at MI as XYY males (H unt and Eicher, ...e pairing levels at MI in XYY*^ mice, gave rise to the suggestion that the sterility of XYY males is due to the deleterious ...
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ANOMALOUS CHROMOSOME PAIRING IN THE MALE DROSOPHILA PSEUDO-OBSCURA
... CHROMOSOME PAIRING IN DROSOPHILA 113 While, in the male, chiasma formation is suppressed or regulated so as to give no visible crossing over, in the female presumably on[r] ...
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MATHEMATICS OF CHROMOSOME PAIRING
... Further, the expected frequencies of the various configurations emanating from homologous and homoeologous pairing events have been deter- mined for groups consisting of two[r] ...
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PREFERENTIAL CHROMOSOME PAIRING IN ALLOTETRAPLOID LYCOPERSICON ESCULENTUMSOLANUM LYCOPERSICOIDES
... The high chiasma frequency in the allotetraploid leads to the interesting con- clusion that the LL pairs of chromosomes in the allotetraploid form (or at least retain unti[r] ...
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A STUDY OF PACHYTENE CHROMOSOME PAIRING IN A CORN-TRIPSACUM HYBRID DERIVATIVE
... Twenty-one chromosome plants were of two types, those carrying both inter- change chromosomes, which will be called knob (+) plants, and those carrying two normal corn chromosomes[r] ...
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Chromosome Pairing Does Not Contribute to Nuclear Architecture in Vegetative Yeast Cells
... somatic) pairing but is caused by the polar orientation of interphase chromosomes (Rabl ...vegetative pairing, and we conclude that, in diploid budding yeast, constitutive vegetative pairing is a ...
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Fine physical mapping of Ph1, a chromosome pairing regulator gene in polyploid wheat.
... Chromosome deletion lines: The chromosome deletion lines used for the physical mapping of the Phl gene and restriction fragment length polymorphism (RFLP) markers were gen[r] ...
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STATISTICAL ANALYSIS OF CHROMOSOME PAIRING IN INTERSPECIFIC HYBRIDS. I. THE PROBABILITY DISTRIBUTIONS
... The number n can be large when many homologous segments are scattered in the chromosomes of the different genomes and this gives a large number of possible pair[r] ...
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The rec8 gene of Schizosaccharomyces pombe is involved in linear element formation, chromosome pairing and sister-chromatid cohesion during meiosis.
... Chromosome structure and pairing in re&-110: If it is assumed that the linear elements are required for meiotic recombination, mutants defective in recombi- natio[r] ...
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CHROMOSOME PAIRING IN MAIZE
... Observations on the frequencies of the different types of configurations at pachytene were used to estimate probability values which satisfactorily fit the data.-There i[r] ...
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SOME OBSERVATIONS ON CHROMOSOME PAIRING IN THE SALIVARY GLAND NUCLEI OF DROSOPHILA MELANOGASTER
... The following observations were made on salivary gland chromosomes of NP64--IoUr7 females heterozygous for this third chromosome inversion and a normal third chromos[r] ...
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Two types of sites required for meiotic chromosome pairing in Caenorhabditis elegans.
... Summary of duplication data: In summary, the data from both the chromosome I and X duplications show that the homolog recognition region is not suf- ficient for [r] ...
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Mechanics and dynamics of X chromosome pairing at X inactivation
... X pairing at XCI are still unknown, the model describes the overall experimental scenario, including the observed effects of deletions/insertions length on the strength of pairing [4] and provides, for the ...
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SUBSTITUTION OF RYE CHROMOSOME 5RL FOR CHROMOSOME 5B OF WHEAT AND ITS EFFECT ON CHROMOSOME PAIRING
... (RILEY and CHAPMAN 1964), the long arm of chromosome 5R is probably homoeologous to the long arm of chromosome 5B. These stocks were provided by courtesy of Dr. uariabilis[r] ...
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Meiotic chromosome pairing in triploid and tetraploid Saccharomyces cerevisiae.
... Also the pictures by BYERS and GOETSCH ( 1975) of sectioned tetraploid yeast SCs suggest that all four chromosomes contact each other in some regions, but in the [r] ...
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CYTOGENETICS OF CHROMOSOME PAIRING IN WHEAT
... Alternatively there is homoeologous pairing even in the presence of 5B-that is, the genome of the diploid introduces genes dominant or epistatic to P h (RILEY and CHAPMAN [r] ...
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CHROMOSOME PAIRING AND RECOMBINATION IN DROSOPHILA MELANOGASTER
... If pairing pattern I1 occurs with the same frequency as pattern I, these two classes should be recovered with frequencies as great or greater than the wa and types describ[r] ...
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Contributions of classical and molecular cytogenetic in meiotic analysis and pollen viability for plant breeding.
... on chromosome pairing is useful in the genotype selection since the degree of homology among the hybrid homoeologous chromosomes demonstrates the degree of relationship between the parents (Techio et ...The ...
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