Control of germline torso expression by the BTB/POZ domain protein pipsqueak is required for embryonic terminal patterning in Drosophila.

abstract：:We have established the DNA sequence and analyzed the transcription and translation products of a series of putative nodulation (nod) genes in Rhizobium meliloti strain 1021. Four loci have been designated nodF, nodE, nodG and nodH. The correlation of transposon insertion positions with phenotypes and open reading fra...

journal_title：Genetics

authors： Fisher RF,Swanson JA,Mulligan JT,Long SR

更新日期：1987-10-01 00:00:00

abstract：:Significant correlations between allelic frequencies and environmental variables in a number of insect species have been demonstrated by multivariate techniques. Since many environmental variables show a strong relationship to geographic location and since gene flow between populations can also produce patterns of gen...

journal_title：Genetics

authors： Schaffer HE,Johnson FM

更新日期：1974-05-01 00:00:00

abstract：:In multicellular organisms, genetic programs guide cells to adopt cell fates as tissues are formed during development, maintained in adults, and repaired after injury. Here we explore how a small molecule in the environment can switch a genetic program from one fate to another. Wild-type Caenorhabditis elegans XX adul...

journal_title：Genetics

authors： Sorokin EP,Gasch AP,Kimble J

更新日期：2014-10-01 00:00:00

abstract：:Previous association analyses showed that variation at major regulatory genes contributes to standing variation for complex traits in Balsas teosinte, the progenitor of maize. This study expands our previous association mapping effort in teosinte by testing 123 markers in 52 candidate genes for association with 31 tra...

journal_title：Genetics

authors： Weber AL,Briggs WH,Rucker J,Baltazar BM,de Jesús Sánchez-Gonzalez J,Feng P,Buckler ES,Doebley J

更新日期：2008-10-01 00:00:00

abstract：:Crossover interference in meiosis is often modeled via stationary renewal processes. Here we consider a new model to incorporate the known biological feature of "obligate chiasma" whereby in most organisms each bivalent almost always has at least one crossover. The initial crossover is modeled as uniformly distributed...

journal_title：Genetics

authors： Falque M,Mercier R,Mézard C,de Vienne D,Martin OC

更新日期：2007-07-01 00:00:00

abstract：:Directed open reading frame (ORF) disruption and a serial selection technique in Escherichia coli and the extremely thermophilic archaeon Sulfolobus solfataricus allowed the identification of otherwise cryptic crucial and noncrucial viral open reading frames in the genome of the archaeal virus SSV1. It showed that the...

journal_title：Genetics

authors： Stedman KM,Schleper C,Rumpf E,Zillig W

更新日期：1999-08-01 00:00:00

abstract：:Determining parentage is a fundamental problem in biology and in applications such as identifying pedigrees. Difficulties inferring parentage derive from extensive inbreeding within the population, whether natural or planned; using an insufficient number of hypervariable loci; and from allele mismatches caused by muta...

journal_title：Genetics

authors： Berry DA,Seltzer JD,Xie C,Wright DL,Jones ES,Sebastian S,Smith JS

更新日期：2003-09-01 00:00:00

abstract：:A reversion study of EMS- or ICR170-induced ascospore color mutants in Ascobolus immersus is reported. Twenty-three new intragenic suppressors were isolated within the b2 locus. These are localized within three distinct groups on a genetic fine-structure map containing 21 identifiable sites. The pattern of reversion i...

journal_title：Genetics

authors： Leblon G,Paquette N

更新日期：1978-11-01 00:00:00

abstract：:Spontaneous tandem chromosomal duplications are common in populations of Escherichia coli and Salmonella typhimurium. They range in frequency for a given locus from 10(-2) to 10(-4) and probably form by RecA-dependent unequal sister strand exchanges between repetitive sequences in direct order. Certain duplications ha...

journal_title：Genetics

authors： Haack KR,Roth JR

更新日期：1995-12-01 00:00:00

abstract：:Microsatellite markers are extensively used to evaluate genetic diversity in natural or experimental evolving populations. Their high degree of polymorphism reflects their high mutation rates. Estimates of the mutation rates are therefore necessary when characterizing diversity in populations. As a complement to the c...

journal_title：Genetics

authors： Raquin AL,Depaulis F,Lambert A,Galic N,Brabant P,Goldringer I

更新日期：2008-08-01 00:00:00

abstract：:Variations in K(+) channel composition allow for differences in cell excitability and, at an organismal level, provide flexibility to behavioral regulation. When the function of a K(+) channel is disrupted, the remaining K(+) channels might incompletely compensate, manifesting as abnormal organismal behavior. In this ...

journal_title：Genetics

authors： LeBoeuf B,Garcia LR

更新日期：2012-03-01 00:00:00

abstract：:Grain yield is a major goal for the improvement of durum wheat, particularly in drought-prone areas. In this study, the genetic basis of grain yield (GY), heading date (HD), and plant height (PH) was investigated in a durum wheat population of 249 recombinant inbred lines evaluated in 16 environments (10 rainfed and 6...

journal_title：Genetics

authors： Maccaferri M,Sanguineti MC,Corneti S,Ortega JL,Salem MB,Bort J,DeAmbrogio E,del Moral LF,Demontis A,El-Ahmed A,Maalouf F,Machlab H,Martos V,Moragues M,Motawaj J,Nachit M,Nserallah N,Ouabbou H,Royo C,Slama A,Tubero

更新日期：2008-01-01 00:00:00

abstract：:We have examined the number of X-linked loci specifically required only during oogenesis. Complementation analyses among female-sterile (fs) mutations obtained in two mutagenesis screens--GANS' and MOHLER's--indicate that any fs locus represented by two or more mutant alleles in GANS' collection are usually present in...

journal_title：Genetics

authors： Perrimon N,Mohler D,Engstrom L,Mahowald AP

更新日期：1986-07-01 00:00:00

abstract：:Individuals within a species vary in their responses to a wide range of stimuli, partly as a result of differences in their genetic makeup. Relatively little is known about the genetic and neuronal mechanisms contributing to diversity of behavior in natural populations. By studying intraspecies variation in innate avo...

journal_title：Genetics

authors： Ghosh R,Bloom JS,Mohammadi A,Schumer ME,Andolfatto P,Ryu W,Kruglyak L

更新日期：2015-08-01 00:00:00

abstract：:A new suppressor of +1 frameshift mutations has been isolated in Salmonella typhimurium. This suppressor, sufJ, maps at minute 89 on the Salmonella genetic map between the argH and rpo(rif) loci, closely linked to the gene for the ochre suppressor tyrU(supM). The suppressor mutation is dominant to its wild-type allele...

journal_title：Genetics

authors： Bossi L,Kohno T,Roth JR

更新日期：1983-01-01 00:00:00

abstract：:We have examined the in vivo requirement of two recently identified nonessential components of the budding yeast anaphase-promoting complex, Swm1p and Mnd2p, as well as that of the previously identified subunit Apc9p. swm1Delta mutants exhibit synthetic lethality or conditional synthetic lethality with other APC/C sub...

journal_title：Genetics

authors： Page AM,Aneliunas V,Lamb JR,Hieter P

更新日期：2005-07-01 00:00:00

abstract：:During meiosis, the stable pairing of the homologous chromosomes is mediated by the assembly of the synaptonemal complex (SC). Its tripartite structure is well conserved in Metazoa and consists of two lateral elements (LEs) and a central region (CR) that in turn is formed by several transverse filaments (TFs) and a ce...

journal_title：Genetics

authors： Fraune J,Brochier-Armanet C,Alsheimer M,Benavente R

更新日期：2013-11-01 00:00:00

abstract：:The LmR1 locus, which controls seedling resistance to the blackleg fungus Leptosphaeria maculans in the Brassica napus cultivar Shiralee, was positioned on linkage group N7. Fine genetic mapping in a population of 2500 backcross lines identified three molecular markers that cosegregated with LmR1. Additional linkage m...

journal_title：Genetics

authors： Mayerhofer R,Wilde K,Mayerhofer M,Lydiate D,Bansal VK,Good AG,Parkin IA

更新日期：2005-12-01 00:00:00

abstract：:Cse4p is an essential histone H3 variant in Saccharomyces cerevisiae that defines centromere identity and is required for proper segregation of chromosomes. In this study, we investigated phenotypic consequences of Cse4p mislocalization and increased dosage of histone H3 and Cse4p, and established a direct link betwee...

journal_title：Genetics

authors： Au WC,Crisp MJ,DeLuca SZ,Rando OJ,Basrai MA

更新日期：2008-05-01 00:00:00

abstract：:The regulation of chemoreceptor (CR) gene expression by environmental signals and internal cues may contribute to the modulation of multiple physiological processes and behavior in Caenorhabditis elegans. We previously showed that KIN-29, a homolog of salt-inducible kinase, acts in sensory neurons to regulate the expr...

journal_title：Genetics

authors： van der Linden AM,Wiener S,You YJ,Kim K,Avery L,Sengupta P

更新日期：2008-11-01 00:00:00

abstract：:A spontaneous lethal mutation rate approximately twenty to thirty times greater than normal has been discovered in second and third chromosomes derived from an irradiated isogenic line and paired with marked inversion chromosomes. Mutations resulting in reductions of viability of varying magnitude short of complete le...

journal_title：Genetics

authors： Kidwell MG,Kidwell JF,Nei M

更新日期：1973-09-01 00:00:00

abstract：:When individuals' fitnesses depend on the genetic composition of the population in which they are found, selection is then frequency dependent. Frequency-dependent selection (FDS) is often invoked as a heuristic explanation for the maintenance of large numbers of alleles at a locus. The pairwise interaction model is a...

journal_title：Genetics

authors： Trotter MV,Spencer HG

更新日期：2007-07-01 00:00:00

abstract：:Using a new model of isoalleles, extensive Monte Carlo experiments were performed to examine the pattern of allelic distribution in a finite population. In this model it was assumed that the set of allelic states is represented by discrete points on a one-dimensional lattice and that change of state by mutation occurs...

journal_title：Genetics

authors： Ohta T,Kimura M

更新日期：1974-03-01 00:00:00

abstract：:A genetic linkage map was constructed in a backcross family of the red flour beetle, Tribolium castaneum, based largely on sequences from bacterial artificial chromosome (BAC) ends and untranslated regions from random cDNA's. In most cases, dimorphisms were detected using heteroduplex or single-strand conformational p...

journal_title：Genetics

authors： Lorenzen MD,Doyungan Z,Savard J,Snow K,Crumly LR,Shippy TD,Stuart JJ,Brown SJ,Beeman RW

更新日期：2005-06-01 00:00:00

abstract：:The large-scale systematic variation in nucleotide composition along mammalian and avian genomes has been a focus of the debate between neutralist and selectionist views of molecular evolution. Here we test whether the compositional variation is due to mutation bias using two new tests, which do not assume composition...

journal_title：Genetics

authors： Lercher MJ,Smith NG,Eyre-Walker A,Hurst LD

更新日期：2002-12-01 00:00:00

abstract：:The HML and HMR loci carry unexpressed copies of MATa and MAT alpha information, and a replica of that information is transposed to MAT during mating-type interchange in Saccharomyces yeasts. A negative control mechanism keeps silent the information located at the HML and HMR loci. We mapped these loci by constructing...

journal_title：Genetics

authors： Klar AJ,McIndoo J,Hicks JB,Strathern JN

更新日期：1980-10-01 00:00:00

abstract：:We leverage two complementary Drosophila melanogaster mapping panels to genetically dissect starvation resistance-an important fitness trait. Using >1600 genotypes from the multiparental Drosophila Synthetic Population Resource (DSPR), we map numerous starvation stress QTL that collectively explain a substantial fract...

journal_title：Genetics

authors： Everman ER,McNeil CL,Hackett JL,Bain CL,Macdonald SJ

更新日期：2019-04-01 00:00:00

abstract：:The human pathogen Candida albicans is considered an obligate commensal of animals, yet it is occasionally isolated from trees, shrubs, and grass. We generated genome sequence data for three strains of C. albicans that we isolated from oak trees in an ancient wood pasture, and compared these to the genomes of over 200...

journal_title：Genetics

authors： Bensasson D,Dicks J,Ludwig JM,Bond CJ,Elliston A,Roberts IN,James SA

更新日期：2019-01-01 00:00:00

abstract：:In Drosophila melanogaster, heterochromatin-induced silencing or position-effect variegation (PEV) of a reporter gene has provided insights into the properties of heterochromatin. Class I modifiers suppress PEV, and class II modifiers enhance PEV when the modifier gene is present in fewer than two doses. We have exami...

journal_title：Genetics

authors： Sass GL,Henikoff S

更新日期：1998-02-01 00:00:00

abstract：:The nonparametric bootstrap approach is known to be suitable for calculating central confidence intervals for the locations of quantitative trait loci (QTL). However, the distribution of the bootstrap QTL position estimates along the chromosome is peaked at the positions of the markers and is not tailed equally. This ...

journal_title：Genetics

authors： Bennewitz J,Reinsch N,Kalm E

更新日期：2002-04-01 00:00:00