The Saccharomyces cerevisiae recombination enhancer biases recombination during interchromosomal mating-type switching but not in interchromosomal homologous recombination.

abstract：:Twelve mutations affecting nuclear migration, a major developmental phase in Schizophyllum commune, display a complex pattern of complementation and recombination. They are expressed only when a genetic factor controlling this phase of development, the B incompatibility factor, is operative. All twelve mutations are l...

journal_title：Genetics

authors： Dubovoy C

更新日期：1976-03-01 00:00:00

abstract：:Mutant alleles of two genetic regulatory elements, which underlie a three- to sixfold reduction in beta-glucuronidase (GUS) activity levels, distinguish mice of the H haplotype from those of the other two common GUS haplotypes, A and B. Both elements are tightly linked to the GUS structural gene over which they exert ...

journal_title：Genetics

authors： Wawrzyniak CJ,Meredith SA,Ganschow RE

更新日期：1989-01-01 00:00:00

abstract：:Adaptation from de novo mutation can produce so-called soft selective sweeps, where adaptive alleles of independent mutational origin sweep through the population at the same time. Population genetic theory predicts that such soft sweeps should be likely if the product of the population size and the mutation rate towa...

journal_title：Genetics

authors： Wilson BA,Petrov DA,Messer PW

更新日期：2014-10-01 00:00:00

abstract：:A location of the structural gene(s) for dopa decarboxylase (EC 4.1.1.26) is proposed on the basis of enzyme determinations in a set of duplication-bearing aneuploids, which revealed only one dosage-sensitive region in the Drosophila genome. This region lies between 36EF and 37D on the left arm of chromosome 2. ...

journal_title：Genetics

authors： Hodgetts RB

更新日期：1975-01-01 00:00:00

abstract：:In the sensory system of C. elegans, the candidate odorant receptor gene str-2 is strongly expressed in one of the two AWC neurons and weakly in both ASI neurons. Asymmetric AWC expression results from suppression of str-2 expression by a Ca2+/MAPK signaling pathway in one of the AWC neurons early in development. Here...

journal_title：Genetics

authors： Lans H,Jansen G

更新日期：2006-07-01 00:00:00

abstract：:Of 313 motility-deficient mutants isolated from an LT2 his(amber) strain fixed in phase 1 by gene vh2(-), 25 regained motility when amber or ochre suppressors were introduced, in F' factors or by transduction. The fla mutants (23 amber, 1 ochre) fell in complementation groups A, B, C, F, K, a new group, M, and at leas...

journal_title：Genetics

authors： Vary PS,Stocker BA

更新日期：1973-02-01 00:00:00

abstract：:Differential expression of mRNA among animal strains is one of the mechanisms for their diversity. cDNA microarray analysis of the prostates of BUF/Nac (BUF) and ACI/N (ACI) rats, which show different susceptibility to prostate cancers, found 195 differentially expressed genes. To identify loci that control differenti...

journal_title：Genetics

authors： Yamashita S,Wakazono K,Nomoto T,Tsujino Y,Kuramoto T,Ushijima T

更新日期：2005-11-01 00:00:00

abstract：:Mutation of a CCG sequence in the 5'-untranslated region of the mitochondrially encoded cytochrome b mRNA in Saccharomyces cerevisiae results in destabilization of the message and respiratory deficiency of the mutant strain. This phenotype mimics that of a mutation in the nuclear CBP1 gene. Here it is shown that overe...

journal_title：Genetics

authors： Ellis TP,Schonauer MS,Dieckmann CL

更新日期：2005-11-01 00:00:00

abstract：:We recently described a yeast assay suitable for genetic screening in which simple religation nonhomologous end-joining (NHEJ) and single-strand annealing (SSA) compete for repair of an I-SceI-created double-strand break. Here, the required allele has been introduced into an array of 4781 MATa deletion mutants and eac...

journal_title：Genetics

authors： Wilson TE

更新日期：2002-10-01 00:00:00

abstract：:While bacteria divide clonally, horizontal gene transfer followed by homologous recombination is now recognized as an important contributor to their evolution. However, the details of how the competition between clonality and recombination shapes genome diversity remains poorly understood. Using a computational model,...

journal_title：Genetics

authors： Dixit PD,Pang TY,Maslov S

更新日期：2017-09-01 00:00:00

abstract：:To further understand how the nematode Caenorhabditis elegans defends itself against pathogen attack, we analyzed enhanced pathogen resistance (epr) mutants obtained from a forward genetic screen. We also examined several well-characterized sterile mutants that exhibit an Epr phenotype. We found that sterility and pat...

journal_title：Genetics

authors： Miyata S,Begun J,Troemel ER,Ausubel FM

更新日期：2008-02-01 00:00:00

abstract：:Previous studies on gene expression in aneuploids revealed numerous trans-acting dosage effects. Segmental aneuploidy of each varied chromosomal region exhibited predominantly inverse effects on several target genes. Here, dosage regulation was examined in a maize (Zea mays L.) ploidy series where the complete genomic...

journal_title：Genetics

authors： Guo M,Davis D,Birchler JA

更新日期：1996-04-01 00:00:00

abstract：:Cyclin E together with its kinase partner Cdk2 is a critical regulator of entry into S phase. To identify novel genes that regulate the G1- to S-phase transition within a whole animal we made use of a hypomorphic cyclin E mutation, DmcycEJP, which results in a rough eye phenotype. We screened the X and third chromosom...

journal_title：Genetics

authors： Brumby A,Secombe J,Horsfield J,Coombe M,Amin N,Coates D,Saint R,Richardson H

更新日期：2004-09-01 00:00:00

abstract：:The ade6-M26 mutation of Schizosaccharomyces pombe has previously been reported to stimulate ade6 intragenic meiotic recombination. We report here that the ade6-M26 mutation is a single G----T nucleotide change, that M26 stimulated recombination within ade6 but not at other distinct loci, and that M26 stimulated meiot...

journal_title：Genetics

authors： Ponticelli AS,Sena EP,Smith GR

更新日期：1988-07-01 00:00:00

abstract：:A subset of cancers rely on telomerase-independent mechanisms to maintain their chromosome ends. The predominant "alternative lengthening of telomeres" pathway appears dependent on homology-directed repair (HDR) to maintain telomeric DNA. However, the molecular changes needed for cells to productively engage in telome...

journal_title：Genetics

authors： Hu Y,Bennett HW,Liu N,Moravec M,Williams JF,Azzalin CM,King MC

更新日期：2019-10-01 00:00:00

abstract：:The availability of genomewide dense markers brings opportunities and challenges to breeding programs. An important question concerns the ways in which dense markers and pedigrees, together with phenotypic records, should be used to arrive at predictions of genetic values for complex traits. If a large number of marke...

journal_title：Genetics

authors： de los Campos G,Naya H,Gianola D,Crossa J,Legarra A,Manfredi E,Weigel K,Cotes JM

更新日期：2009-05-01 00:00:00

abstract：:Trans-species polymorphism, meaning the presence of alleles in different species that are more similar to each other than they are to alleles in the same species, has been found at loci associated with vegetative incompatibility in filamentous fungi. If individuals differ at one or more of these loci (termed het for h...

journal_title：Genetics

authors： Muirhead CA,Glass NL,Slatkin M

更新日期：2002-06-01 00:00:00

abstract：:l(3)S12 is a vital locus whose function is required in embryos, early larvae, late pupae and oogenesis. We have identified a cold-sensitive allele, l(3)S12(3), and characterized conditional misexpression of the gene associated with this mutation as well as with several euchromatic insertions of l(3)S12+ transposons. S...

journal_title：Genetics

authors： Dutton FL Jr,Chovnick A

更新日期：1991-05-01 00:00:00

abstract：:Neurospora crassa has been a model organism for the study of circadian clocks for the past four decades. Among natural accessions of Neurospora crassa, there is significant variation in clock phenotypes. In an attempt to investigate natural allelic variants contributing to quantitative variation, we used a quantitativ...

journal_title：Genetics

authors： Kim TS,Logsdon BA,Park S,Mezey JG,Lee K

更新日期：2007-12-01 00:00:00

abstract：:The segregation and random assortment of characters observed by Mendel have their basis in the behavior of chromosomes in meiosis. But showing this actually to be the case requires a correct understanding of the meiotic behavior of chromosomes. This was achieved only gradually, over several decades, with much dispute ...

journal_title：Genetics

authors： Koszul R,Meselson M,Van Doninck K,Vandenhaute J,Zickler D

更新日期：2012-06-01 00:00:00

abstract：:Mitochondria of Neurospora crassa contain a cyanide-resistant alternative respiratory pathway in addition to the cytochrome pathway. The alternative oxidase is present only when electron flow through the cytochrome chain is restricted. Both genomic and cDNA copies for the alternative oxidase gene have been isolated an...

journal_title：Genetics

authors： Li Q,Ritzel RG,McLean LL,McIntosh L,Ko T,Bertrand H,Nargang FE

更新日期：1996-01-01 00:00:00

abstract：:Oligosyndactylism (Os) is a radiation-induced mutation on mouse chromosome 8 associated with early postimplantation lethality in homozygotes and abnormal development of the limbs and kidneys in heterozygotes. The recessive lethal effect of Os is due to a mitotic block of the embryonic cells that becomes apparent at th...

journal_title：Genetics

authors： Pravtcheva DD,Wise TL

更新日期：1996-12-01 00:00:00

abstract：:The biological basis of exercise behavior is increasingly relevant for maintaining healthy lifestyles. Various quantitative genetic studies and selection experiments have conclusively demonstrated substantial heritability for exercise behavior in both humans and laboratory rodents. In the "High Runner" selection exper...

journal_title：Genetics

authors： Hillis DA,Yadgary L,Weinstock GM,Pardo-Manuel de Villena F,Pomp D,Fowler AS,Xu S,Chan F,Garland T Jr

更新日期：2020-11-01 00:00:00

abstract：:Telomere position effects on transcription (TPE, or telomeric silencing) are nucleated by association of nonhistone silencing factors with the telomere and propagated in subtelomeric regions through association of silencing factors with the specifically modified histones H3 and H4. However, the function of histone H2A...

journal_title：Genetics

authors： Wyatt HR,Liaw H,Green GR,Lustig AJ

更新日期：2003-05-01 00:00:00

abstract：:The transmission profiles of sperm mtDNA introduced into fertilized eggs were examined in detail in F1 hybrids of mouse interspecific crosses by addressing three aspects. The first is whether the leaked paternal mtDNA in fertilized eggs produced by interspecific crosses was distributed stably to all tissues after the ...

journal_title：Genetics

authors： Shitara H,Hayashi JI,Takahama S,Kaneda H,Yonekawa H

更新日期：1998-02-01 00:00:00

abstract：:Mutations in maternally transmitted symbionts can affect host fitness. In this study we investigate a mutation in an obligate bacterial symbiont (Buchnera), which has dramatic effects on the heat tolerance of pea aphid hosts (Acyrthosiphon pisum). The heat-sensitive allele arises through a single base deletion in a ho...

journal_title：Genetics

authors： Burke GR,McLaughlin HJ,Simon JC,Moran NA

更新日期：2010-09-01 00:00:00

abstract：:We tested the hypothesis that the time course of the evolution of antifungal drug resistance depends on the ploidy of the fungus. The experiments were designed to measure the initial response to the selection imposed by the antifungal drug fluconazole up to and including the fixation of the first resistance mutation i...

journal_title：Genetics

authors： Anderson JB,Sirjusingh C,Ricker N

更新日期：2004-12-01 00:00:00

abstract：:Genome-wide association mapping is a popular method for using natural variation within a species to generate a genotype-phenotype map. Statistical association between an allele at a locus and the trait in question is used as evidence that variation at the locus is responsible for variation of the trait. Indirect assoc...

journal_title：Genetics

authors： Platt A,Vilhjálmsson BJ,Nordborg M

更新日期：2010-11-01 00:00:00

abstract：:hunchback (hb) is a key regulatory gene in the early segmentation gene hierarchy of Drosophila. It codes for a transcription factor of the Cys2-His2 zinc finger type and shows two separate zinc finger domains in its coding region. hb forms a morphogenetic gradient in the middle of the embryo that is required for setti...

journal_title：Genetics

authors： Hülskamp M,Lukowitz W,Beermann A,Glaser G,Tautz D

更新日期：1994-09-01 00:00:00

abstract：:The double-strand break repair models for homologous recombination propose that a double-strand break in a duplex DNA segment is repaired by gene conversion copying a homologous DNA segment. This is a type of conservative recombination, or two-progeny recombination, which generates two duplex DNA segments from two dup...

journal_title：Genetics

authors： Yokochi T,Kusano K,Kobayashi I

更新日期：1995-01-01 00:00:00