Rapid evolution of major histocompatibility complex class I genes in primates generates new disease alleles in humans via hitchhiking diversity.

abstract：:An analysis of the effects of spontaneous mutations affecting age-specific mortality was conducted using 29 lines of Drosophila melanogaster that had accumulated spontaneous mutations for 19 generations. Divergence among the lines was used to estimate the mutational variance for weekly mortality rates and the covarian...

journal_title：Genetics

authors： Pletcher SD,Houle D,Curtsinger JW

更新日期：1998-01-01 00:00:00

abstract：:We identified the Drosophila melanogaster Signal peptide peptidase gene (Spp) that encodes a multipass transmembrane aspartyl protease. Drosophila SPP is homologous to the human signal peptide peptidase (SPP) and is distantly related to the presenilins. We show that, like human SPP, Drosophila SPP can proteolyze a mod...

journal_title：Genetics

authors： Casso DJ,Tanda S,Biehs B,Martoglio B,Kornberg TB

更新日期：2005-05-01 00:00:00

abstract：:A supposed sporulation-deficient mutation of Saccharomyces cerevisiae is found to affect mating in haploids and in diploids, and to be inseparable from the mating-type locus by recombination. The mutation is regarded as a defective a allele and is designated a*. This is confirmed by its dominance relations in diploids...

journal_title：Genetics

authors： Kassir Y,Simchen G

更新日期：1976-02-01 00:00:00

abstract：:We have studied the deletion of inverted repeats cloned into the EcoRI site within the CAT gene of plasmid pBR325. A cloned inverted repeat constitutes a palindrome that includes both EcoRI sites flanking the insert. In addition, the two EcoRI sites represent direct repeats flanking a region of palindromic symmetry. A...

journal_title：Genetics

authors： Sinden RR,Zheng GX,Brankamp RG,Allen KN

更新日期：1991-12-01 00:00:00

abstract：:When a local colonization in a new niche occurs, the new derived population should be subject to different selective pressures from that in the original parental population; consequently it is likely that many loci will be subject to directional selection. In such a quick adaptation event through environmental changes...

journal_title：Genetics

authors： Innan H,Kim Y

更新日期：2008-07-01 00:00:00

abstract：:Gene duplication is arguably the most significant source of new functional genetic material. A better understanding of the processes that lead to the stable incorporation of gene duplications into the genome is important both because it relates to interspecific differences in genome composition and because it can shed...

journal_title：Genetics

authors： Proulx SR

更新日期：2012-02-01 00:00:00

abstract：:Our previous work suggests that the Nhp6 HMGB protein stimulates RNA polymerase II transcription via the TATA-binding protein TBP and that Nhp6 functions in the same functional pathway as the Gcn5 histone acetyltransferase. In this report we examine the genetic relationship between Nhp6 and Gcn5 with the Mot1 and Ccr4...

journal_title：Genetics

authors： Biswas D,Yu Y,Mitra D,Stillman DJ

更新日期：2006-02-01 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 fission yeast Schizosaccharomyces pombe has never been found to give rise to viable cells totally lacking mitochondrial DNA (rho(o)). This paper describes the isolation of rho(o) strains of S. pombe by very long term incubation of cells in liquid medium containing glucose, potassium acetate and ethidium bromide. O...

journal_title：Genetics

authors： Haffter P,Fox TD

更新日期：1992-06-01 00:00:00

abstract：:Regulation of transcription can be a complex process in which many cis- and trans-interactions determine the final pattern of expression. Among these interactions are trans-interactions mediated by the pairing of homologous chromosomes. These trans-effects are wide ranging, affecting gene regulation in many species an...

journal_title：Genetics

authors： Lum TE,Merritt TJ

更新日期：2011-11-01 00:00:00

abstract：:Many genes that affect axon pathfinding and cell migration have been identified. Mechanisms by which these genes and the molecules they encode interact with one another in pathways and networks to control developmental events are unclear. Rac GTPases, the cytoskeletal signaling molecule Enabled, and NIK kinase have al...

journal_title：Genetics

authors： Shakir MA,Gill JS,Lundquist EA

更新日期：2006-02-01 00:00:00

abstract：:The SUF13 and SUF14 genes were identified among extragenic suppressors of +1 frameshift mutations. SUF13 is synonymous with MBF1, a single-copy nonessential gene coding for a POLII transcription factor. The suf13-1 mutation is a two-nucleotide deletion in the SUF13/MBF1 coding region. A suf13::TRP1 null mutant suppres...

journal_title：Genetics

authors： Hendrick JL,Wilson PG,Edelman II,Sandbaken MG,Ursic D,Culbertson MR

更新日期：2001-03-01 00:00:00

abstract：:We examined mutations that disrupt muscle activation in Caenorhabditis elegans. Fifteen of 17 of these genes were identified previously and we describe new mutations in three of them. We also describe mutations in two new genes, exp-3 and exp-4. We assessed the degree of defect in pharyngeal, body-wall, egg-laying, an...

journal_title：Genetics

authors： Reiner DJ,Weinshenker D,Thomas JH

更新日期：1995-11-01 00:00:00

abstract：:Protein aggregates are a common pathological feature of most neurodegenerative diseases (NDs). Understanding their formation and regulation will help clarify their controversial roles in disease pathogenesis. To date, there have been few systematic studies of aggregates formation in Drosophila, a model organism that h...

journal_title：Genetics

authors： Zhang S,Binari R,Zhou R,Perrimon N

更新日期：2010-04-01 00:00:00

abstract：:Transmission ratio distortion (TRD) is the departure from the expected genotypic frequencies under Mendelian inheritance. This departure can be due to multiple physiological mechanisms during gametogenesis, fertilization, fetal and embryonic development, and early neonatal life. Although a few TRD loci have been repor...

journal_title：Genetics

authors： Casellas J,Gularte RJ,Farber CR,Varona L,Mehrabian M,Schadt EE,Lusis AJ,Attie AD,Yandell BS,Medrano JF

更新日期：2012-05-01 00:00:00

abstract：:Genomic integrity is threatened by multiple sources of DNA damage. DNA double-strand breaks (DSBs) are among the most dangerous types of DNA lesions and can be generated by endogenous or exogenous agents, but they can arise also during DNA replication. Sister chromatid recombination (SCR) is a key mechanism for the re...

journal_title：Genetics

authors： Conde F,Refolio E,Cordón-Preciado V,Cortés-Ledesma F,Aragón L,Aguilera A,San-Segundo PA

更新日期：2009-06-01 00:00:00

abstract：:In Saccharomyces cerevisiae, expression of the transcriptional activator GCN4 increases at the translational level in response to starvation for an amino acid. The products of multiple GCD genes are required for efficient repression of GCN4 mRNA translation under nonstarvation conditions. The majority of the known GCD...

journal_title：Genetics

authors： Cuesta R,Hinnebusch AG,Tamame M

更新日期：1998-03-01 00:00:00

abstract：:To identify hypothesized missing components of the synaptic G alpha(o)-G alpha(q) signaling network, which tightly regulates neurotransmitter release, we undertook two large forward genetic screens in the model organism C. elegans and focused first on mutations that strongly rescue the paralysis of ric-8(md303) reduct...

journal_title：Genetics

authors： Schade MA,Reynolds NK,Dollins CM,Miller KG

更新日期：2005-02-01 00:00:00

abstract：:Antisuppressor mutations in the eEF1A gene of Podospora anserina were previously shown to impair ascospore formation, to drastically increase life span, and to permit the development of the Crippled Growth degenerative process. Here, we show that eEF1A controls ascospore formation through accuracy level maintenance. E...

journal_title：Genetics

authors： Silar P,Lalucque H,Haedens V,Zickler D,Picard M

更新日期：2001-08-01 00:00:00

abstract：:Over one-third of human genome sequence is a product of non-LTR retrotransposition. The retrotransposon that currently drives this process in humans is the highly abundant LINE-1 (L1) element. Despite the ubiquitous nature of L1's in mammals, we still lack a complete mechanistic understanding of the L1 replication cyc...

journal_title：Genetics

authors： Dong C,Poulter RT,Han JS

更新日期：2009-01-01 00:00:00

abstract：:The murine dilute suppressor gene (dsu) suppresses the coat-color phenotype of three pigment mutations, dilute (d), ashen (ash) and leaden (ln), that each produce adendritic melanocytes. Suppression is due to the ability of dsu to partially restore (ash and ln), or almost completely restore (d), normal melanocyte morp...

journal_title：Genetics

authors： Moore KJ,Swing DA,Copeland NG,Jenkins NA

更新日期：1994-10-01 00:00:00

abstract：:We report the identification of bang senseless (bss), a Drosophila melanogaster mutant exhibiting seizure-like behaviors, as an allele of the paralytic (para) voltage-gated Na(+) (Na(V)) channel gene. Mutants are more prone to seizure episodes than normal flies because of a lowered seizure threshold. The bss phenotype...

journal_title：Genetics

authors： Parker L,Padilla M,Du Y,Dong K,Tanouye MA

更新日期：2011-02-01 00:00:00

abstract：:Two large experiments were conducted in order to evaluate the heterozygous effects of irradiated chromosomes on viability. Mutations were accumulated on several hundred second chromosomes by delivering doses of 2,500r over either two or four generations for total X-ray exposures of 5,000r or 10,000r. Chromosomes treat...

journal_title：Genetics

authors： Simmons MJ

更新日期：1976-10-01 00:00:00

abstract：:Polycomb group response elements (PREs) play an essential role in gene regulation by the Polycomb group (PcG) repressor proteins in Drosophila. PREs are required for the recruitment and maintenance of repression by the PcG proteins. PREs are made up of binding sites for multiple DNA-binding proteins, but it is still u...

journal_title：Genetics

authors： Brown JL,Kassis JA

更新日期：2013-10-01 00:00:00

abstract：:The phenomenon of chromosome, or genomic, imprinting indicates the relevance of parental origin in determining functional differences between alleles, homologous chromosomes, or haploid sets. In mealybug males (Homoptera, Coccoidea), the haploid set of paternal origin undergoes heterochromatization at midcleavage and ...

journal_title：Genetics

authors： Bongiorni S,Cintio O,Prantera G

更新日期：1999-04-01 00:00:00

abstract：:Recombination of phage lambda attachment sites occurs by sequential exchange of the DNA strands at two specific locations. The first exchange produces a Holliday structure, and the second resolves it to recombinant products. Heterology for base substitution mutations in the region between the two strand exchange point...

journal_title：Genetics

authors： Bauer CE,Gardner JF,Gumport RI,Weisberg RA

更新日期：1989-08-01 00:00:00

abstract：:Methods for inference and interpretation of evolutionary quantitative genetic parameters, and for prediction of the response to selection, are best developed for traits with normal distributions. Many traits of evolutionary interest, including many life history and behavioral traits, have inherently nonnormal distribu...

journal_title：Genetics

authors： de Villemereuil P,Schielzeth H,Nakagawa S,Morrissey M

更新日期：2016-11-01 00:00:00

abstract：:Sequence divergence among the mitochondrial (mt) DNA of nine Lycopersicon and two closely related Solanum species was estimated using the shared fragment method. A portion of each mt genome was highlighted by probing total DNA with a series of plasmid clones containing mt-specific DNA fragments from Lycopersicon penne...

journal_title：Genetics

authors： McClean PE,Hanson MR

更新日期：1986-03-01 00:00:00

abstract：:The challenges of breeding autotetraploid potato (Solanum tuberosum) have motivated the development of alternative breeding strategies. A common approach is to obtain uniparental dihaploids from a tetraploid of interest through pollination with S. tuberosum Andigenum Group (formerly S. phureja) cultivars. The mechanis...

journal_title：Genetics

authors： Amundson KR,Ordoñez B,Santayana M,Tan EH,Henry IM,Mihovilovich E,Bonierbale M,Comai L

更新日期：2020-02-01 00:00:00

abstract：:A number of fundamental processes comprise the cell division cycle, including spindle formation, chromosome segregation, and cytokinesis. Our current understanding of these processes has benefited from the isolation and analysis of mutants, with the meiotic divisions in the male germline of Drosophila being particular...

journal_title：Genetics

authors： Afshar K,Gönczy P,DiNardo S,Wasserman SA

更新日期：2001-03-01 00:00:00