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1  axis segments distal to the single emerging chiasma.
2 s has only two visual neuropils and no optic chiasma.
3 p1 null mutants reveals loss of the obligate chiasma, an increase in recombination map length by 1.3-
4 MSH5 (MutSgamma) to maintain the obligate CO/chiasma and accounts for ~85% of meiotic COs, whereas th
5             The occurrence of a second optic chiasma and protolobula are suggested to be synapomorphi
6 s, retinal axons were misguided at the optic chiasma and terminated in the head mesenchyme instead of
7 s AXR1 is essential to ensure the obligatory chiasma, AXL seems to be dispensable during meiosis, alt
8 irst direct evidence that SMC1beta acts as a chiasma binder in mammals, stabilizing sites of exchange
9 the retinal ganglion cells, optic tract, and chiasma but thereafter being lost except in a proportion
10                The formation of at least one chiasma/CO between homologous chromosome pairs is essent
11           Chromosome synapsis, first-meiotic chiasma configuration, and segregation behavior of this
12 onsistency between map length estimates from chiasma counts and genetic data.
13             MutSgamma maintains the obligate chiasma despite a 5.4-kb deletion in MSH5B rendering it
14 chromosome compaction and post-recombination chiasma development.
15  can be estimated and the pattern of overall chiasma distribution can be inspected for differences in
16                                              Chiasma distribution does not reflect the abundance of d
17                              Analysis of the chiasma distribution in Atmlh3 suggests that dHj resolut
18 on in barley (Hordeum vulgare) and show that chiasma distribution reflects polarization in the spatio
19 ey suggest a potential route to manipulating chiasma distribution that could be of value to plant bre
20  is reduced and is accompanied by a shift in chiasma distribution with an increase in interstitial an
21 es, this is not necessarily reflected in the chiasma distribution.
22 eiosis, although its absence slightly alters chiasma distribution.
23   Under the assumption that no more than one chiasma exists in each marker interval, we describe how
24 ge of DNA mediated by meiotic recombination, chiasma formation also involves restructuring of the und
25 sis is disrupted in 2x hybrids, with reduced chiasma formation and frequent univalents, but is normal
26 complexities are discussed in the context of chiasma formation as a series of coordinated local chang
27 nvenient to define models for the process of chiasma formation at meiosis as stationary renewal model
28 able chromosomes that display high levels of chiasma formation at meiosis.
29                            Crossing over and chiasma formation during Caenorhabditis elegans meiosis
30 igated the factors underlying the pattern of chiasma formation in barley (Hordeum vulgare) and show t
31 the relationship between chromosome size and chiasma formation than by cytogenetic constraints.
32 h DNA recombination and structural events of chiasma formation.
33  to ensure coordination of events leading to chiasma formation.
34 binational interactions to mediate crossover/chiasma formation.
35 mosomes, resulting in partial competence for chiasma formation.
36 frequencies are closely correlated with both chiasma frequencies and SC length.
37 nts on meiotic chromosome configurations and chiasma frequencies as an important feature of an evolve
38                                              Chiasma frequencies for dy/dy plants were significantly
39 mutant revealed a significantly reduced mean chiasma frequency (0.85 per cell), compared with an Atms
40  leads to a higher-than-expected increase in chiasma frequency (asy1, mer3, hei10, and mlh3); and mut
41            Previous reports demonstrate that chiasma frequency can be manipulated in plants by deplet
42  class II COs in the tetraploid such that CO/chiasma frequency increased 2.1-fold in a figl1 msh5 qua
43 are three types of mutants: mutants in which chiasma frequency is doubled after chromosome duplicatio
44 (E5/2/5/10), which had been selected for low chiasma frequency over a number of generations and which
45  and mlh3); and mutants in which the rise in chiasma frequency produced by the presence of two extrac
46                                          The chiasma frequency was increased within the interstitial
47 pparently normal in this mutant and its mean chiasma frequency was similar to that of wild-type plant
48  dominant genes with a significant effect on chiasma frequency, was crossed with L. temulentum (Ba308
49 of crossovers, exhibiting a 60% reduction in chiasma frequency.
50 ng arm chromosome arm 6S, where dy increased chiasma frequency.
51 mata and evaluated evidence for the obligate chiasma hypothesis.
52 n asymmetrical isochromosome were bound by a chiasma in only two of the 1134 pollen mother cells anal
53 lustrate how to apply these results to study chiasma interference and to map centromeres using multil
54 omere and the telomere, (3) greater positive chiasma interference in male than in female meioses, and
55               Computer simulation shows that chiasma interference increases the recombination effecti
56 ilocus tetrad probabilities under a class of chiasma interference models, the chi-square models.
57                                     Positive chiasma interference occurred on five of the 12 chromoso
58                                              Chiasma interference prevents the arising of closely loc
59 oximity to other recombination events (i.e., chiasma interference), and, intriguingly, the sex of the
60 yield information on chromatid interference, chiasma interference, and centromere locations.
61 yield information on chromatid interference, chiasma interference, and centromere positions.
62 s heterozygous inversion breakpoints possess chiasma-like properties such that recombination suppress
63  are beginning to provide an explanation for chiasma localization in barley.
64 hers, such as barley and some other grasses, chiasma localization is extremely pronounced.
65 lying chromosome axis, possibly to help with chiasma maturation or to resolve chromosomal interlocks.
66 homolog pairing, crossover interference, and chiasma maturation.
67  Two trabecular cores were prepared from the chiasma; one was imaged using synchrotron micro-CT to me
68                                     The mean chiasma or paired arm (PA) frequency of homoeologous chr
69 omosomes, is the requirement of at least one chiasma per chromosome (or chromosome arm) per meiosis.
70  required chiasmata for meiosis: minimum one chiasma per chromosome (PC) and per chromosome arm (PA).
71 e the biological requirement of at least one chiasma per chromosome.
72  adult, however, irrespective of oocyte age, chiasma positions and SCC are normal.
73  one family of count-location models for the chiasma process that can also be expressed as stationary
74 s can be used to order markers under general chiasma processes.
75 ally, segregation of chromosomes joined by a chiasma requires a bipolar spindle.
76 on, commitment to meiotic recombination, and chiasma resolution, the hta1-htb1 delta/hta1-htb1 delta,
77 al malacostracan whose lamina is linked by a chiasma to a medulla that is linked by a second chiasma
78 asma to a medulla that is linked by a second chiasma to a retinotopic outswelling of the lateral prot
79                              Localization of chiasma to the distal regions of barley chromosomes rest