Heterogeneity in intergenic regions of the ribosomal repeat of the pine-blister rusts Cronartium flaccidum and Peridermium pini.

abstract：:The influence of the DNA repair gene PSO3 on photoactivated psoralen-induced meiotic recombination, gene conversion, reverse mutation, and on survival, was assayed in diploid strains of Saccharomyces cerevisiae homozygous for the wild-type or the pso3-1 mutant allele. Sporulation was normal in the pso3-1 diploid. Wild...

journal_title：Current genetics

authors： Pothin HS,da Silva KV,Brendel M,Henriques JA

更新日期：1994-01-01 00:00:00

abstract：:Saccharomyces cerevisiae adapts to oxidative, osmotic stress and nutrient deprivation through transcriptional changes, decreased proliferation, and entry into other developmental pathways such as pseudohyphal formation and sporulation. Inositol pyrophosphates are necessary for these cellular responses. Inositol pyroph...

journal_title：Current genetics

authors： Morrissette VA,Rolfes RJ

更新日期：2020-10-01 00:00:00

abstract：:Non-LTR retrotransposons (also known as LINEs) have had a major influence on the structure of many eukaryote genomes. They are abundant in many multicellular eukaryotes, including mammals, but appear to be absent from the yeasts Saccharomyces cerevisiae and Schizosaccharomyces pombe. This absence has, to date, preclud...

journal_title：Current genetics

authors： Goodwin TJ,Ormandy JE,Poulter RT

更新日期：2001-04-01 00:00:00

abstract：:A main function of ectomycorrhizas, a symbiosis between certain soil fungi and fine roots of woody plants, is the exchange of plant-derived carbohydrates for fungus-derived nutrients. As it is required in large amounts, nitrogen is of special interest. A gene (AmAMT2) coding for a putative fungal ammonium importer was...

journal_title：Current genetics

authors： Willmann A,Weiss M,Nehls U

更新日期：2007-02-01 00:00:00

abstract：:Current strategies to improve the secretion of heterologous proteins from Aspergillus niger include the manipulation of chaperones and foldases specific to the endoplasmic reticulum (ER). Here we report the isolation of a gene, pdiA, encoding a putative protein disulphide isomerase (PDI) from A. niger using the Saccha...

journal_title：Current genetics

authors： Ngiam C,Jeenes DJ,Archer DB

更新日期：1997-02-01 00:00:00

abstract：:Glutathione (GSH) is an abundantly produced low-molecular-weight (LMW) thiol in many organisms. However, a number of Gram-positive bacteria do not produce GSH, but instead produce bacillithiol (BSH) as one of the major LMW thiols. Similar to GSH, studies have found that BSH has various roles in the cell, including pro...

journal_title：Current genetics

authors： Rosario-Cruz Z,Boyd JM

更新日期：2016-02-01 00:00:00

abstract：:Some diploid strains of Saccharomyces cerevisiae can grow both as a spherical yeast form and as a filamentous pseudohyphal form. Most yeasts capable of forming pseudohyphae possess a functional FLO8 gene. We show that disrupting the ACE2 transcription factor results in the production of pseudohyphae in a flo8-1 backgr...

journal_title：Current genetics

authors： King L,Butler G

更新日期：1998-09-01 00:00:00

abstract：:To understand the organization of the mating type locus of Stagonosporopsis tanaceti and Stagonosporopsis chrysanthemi, and its potential role in the epidemiology of ray blight of pyrethrum and chrysanthemum, respectively, the mating type (MAT) locus of these species was cloned and characterized using PCR-based techni...

journal_title：Current genetics

authors： Chilvers MI,Jones S,Meleca J,Peever TL,Pethybridge SJ,Hay FS

更新日期：2014-11-01 00:00:00

abstract：:The zinc finger transcription factor Crz1 is an important downstream regulator of calcium-dependent signal transduction pathways in many organisms. The function of Crz1 in the wheat-head blight pathogen Fusarium graminearum remains unclear. In this study, we identified and functionally characterised FgCrz1A, a potenti...

journal_title：Current genetics

authors： Chen L,Tong Q,Zhang C,Ding K

更新日期：2019-02-01 00:00:00

abstract：:Genetic and molecular analyses of the phenomenon of senescence-i.e., irreversible loss of growth and reproductive potential upon subculturing-in Neurospora intermedia strain M1991-60A, collected from Maddur in southern India, showed the presence of plasmid pMaddur1, which is homologous to the senescence-inducing circu...

journal_title：Current genetics

authors： D'Souza AD,Sultana S,Maheshwari R

更新日期：2005-03-01 00:00:00

abstract：:Previous work in other laboratories has shown that several mutagen sensitive mutants of Neurospora crassa are extremely sensitive to low levels of histidine in the culture medium. We have shown that wild type Neurospora accumulates nicks or breaks in the DNA in the presence of histidine. The number of nicks accumulati...

journal_title：Current genetics

authors： Howard CA,Baker TI

更新日期：1988-05-01 00:00:00

abstract：:In order to study pathogenic mechanisms of the plant pathogen Ascochyta rabiei, conditions for efficient transformation using Agrobacterium-mediated transformation were investigated. Hygromycin B resistance (hph) was superior to geneticin resistance (nptII) for selecting transformants, and the hph gene was more effici...

journal_title：Current genetics

authors： White D,Chen W

更新日期：2006-04-01 00:00:00

abstract：:The complete nucleotide sequence of the Morus mongolica chloroplast (cp) genome was reported and characterized in this study. The cp genome is a circular molecule of 158,459 bp containing a pair of 25,678 bp IR regions, separated by small and large single-copy regions of 19,736 and 87,363 bp, respectively. The number ...

journal_title：Current genetics

authors： Kong W,Yang J

更新日期：2016-02-01 00:00:00

abstract：:We have investigated chromosomal segregation during meiosis in a cross between two polymorphic haploid laboratory strains of Saccharomyces cerevisiae, FL100 and GRF18. These two strains have large chromosome-length polymorphisms for chromosomes I and III allowing for easy scoring of parental chromosomes after meiotic ...

journal_title：Current genetics

authors： Camasses A

更新日期：1996-08-01 00:00:00

abstract：:Adaptation by natural selection might improve the fitness of an organism and its probability to survive in unfavorable environmental conditions. Decoding the genetic basis of adaptive evolution is one of the great challenges to deal with. To this purpose, Saccharomyces cerevisiae has been largely investigated because ...

journal_title：Current genetics

authors： Tosato V,Sims J,West N,Colombin M,Bruschi CV

更新日期：2017-05-01 00:00:00

abstract：:Meiotic fine-structure maps of two efficient UGA suppressors of Schizosaccharomyces pombe which are known (sup8-e) or inferred (sup10-e) to code for two leucine tRNAs carrying the mutant anticodon U(*)CA (Kohli et al. 1979, 1980a, b; Wetzel et al. 1979; Mao et al. 1981) are presented. In both cases, the recombination ...

journal_title：Current genetics

authors： Munz P,Dorsch-Häsler K,Leupold U

更新日期：1983-04-01 00:00:00

abstract：:The recovery of spontaneous canavanine-resistant mutants is reduced dramatically in a strain of Saccharomyces cerevisiae that carries a suppressed can 1-100 allele and is permeable to and auxotrophic for thymidylate. This effect does not occur in an isogenic strain that neither takes up nor requires the nucleotide. Ho...

journal_title：Current genetics

authors： Kohalmi SE,Kunz BA

更新日期：1989-02-01 00:00:00

abstract：:Most eukaryotes require molecular oxygen for growth. In general, oxygen is the terminal electron acceptor of the respiratory chain and represents an important substrate for the biosynthesis of cellular compounds. However, in their natural environment, such as soil, and also during the infection, filamentous fungi are ...

journal_title：Current genetics

authors： Hillmann F,Shekhova E,Kniemeyer O

更新日期：2015-08-01 00:00:00

abstract：:O-Mannosylation is suggested to be essential for protein secretion in Trichoderma reesei. In protein O-glycosylation, the first mannosyl residue is transferred to a serine or threonine hydroxyl group of the protein from dolichyl phosphate mannose by protein O-mannosyltransferase. In Saccharomyces cerevisiae, seven PMT...

journal_title：Current genetics

authors： Zakrzewska A,Migdalski A,Saloheimo M,Penttila ME,Palamarczyk G,Kruszewska JS

更新日期：2003-04-01 00:00:00

abstract：:In fungi, vegetative incompatibility is a conspecific non-self recognition mechanism that restricts formation of viable heterokaryons when incompatible alleles of specific het loci interact. In Podospora anserina, three non-allelic incompatibility systems have been genetically defined involving interactions between he...

journal_title：Current genetics

authors： Chevanne D,Bastiaans E,Debets A,Saupe SJ,Clavé C,Paoletti M

更新日期：2009-02-01 00:00:00

abstract：:We have determined the nucleotide sequence of a region of the mitochondrial genome of the yeast Saccharomyces douglasii which contains the ATPase subunit 9 gene and part of the intergenic sequences that surround it. The gene is 228 nucleotides long and encodes a polypeptide of 76 aa. A comparison of the coding sequenc...

journal_title：Current genetics

authors： Nicoletti L,Laveder P,Pellizzari R,Cardazzo B,Carignani G

更新日期：1994-06-01 00:00:00

abstract：:Group-I introns, containing open reading frames (ORFs) that code for homing endonucleases, are widely distributed amongst eukaryotic organellar genomes. However, endonucleases of the GIY-YIG subclass have a restricted distribution in mitochondria and bacteriophages, and have never been observed in plastids. We have fo...

journal_title：Current genetics

authors： Paquin B,O'Kelly CJ,Lang BF

更新日期：1995-06-01 00:00:00

abstract：:Five haploid monokaryons of the basidiomycete Coprinus cinereus were already known to be unable to form sclerotia (asexual resting structures) on the vegetative monokaryotic mycelium. Genetic analyses had shown that four distinct genes (symbolised scl were represented, all being "recessive" to their sclerotium-produci...

journal_title：Current genetics

authors： Moore D

更新日期：1981-05-01 00:00:00

abstract：:Mitochondrial (mt) DNA structures were studied in 12 nucleus-cytoplasm (NC) hybrids of tetraploid and hexaploid wheat in which nuclear genomes of the recurrent paternal wheat parents were combined with D and D2 plasmons from Aegilops species. RFLP analysis of 15 mtDNA regions indicated the presence of the paternal seq...

journal_title：Current genetics

authors： Tsukamoto N,Asakura N,Hattori N,Takumi S,Mori N,Nakamura C

更新日期：2000-11-01 00:00:00

abstract：:The filamentous fungus Coleophoma empetri F-11899 produces an echinocandin-like compound FR901379, the original source for micafungin which is prescribed to treat deep-seated mycoses. Despite its industrial importance, no genetic information on C. empetri F-11899 is currently available. To characterize FR901379 biosyn...

journal_title：Current genetics

authors： Yamada M,Yawata K,Orino Y,Ueda S,Isogai Y,Taguchi G,Shimosaka M,Hashimoto S

更新日期：2009-12-01 00:00:00

abstract：:In order to analyse gene expression during fruit body development of the ectomychorrizal fungus Tuber borchii Vittad., a modified differential display procedure was set up. The procedure used is easier and faster than the traditional one and generates reproducible cDNA banding patterns that can be resolved on a standa...

journal_title：Current genetics

authors： Zeppa S,Guidi C,Zambonelli A,Potenza L,Vallorani L,Pierleoni R,Sacconi C,Stocchi V

更新日期：2002-12-01 00:00:00

abstract：:We have isolated suppressors of a PHO4c (a positive regulator) mutant which normally confers weak constitutivity for acid phosphatase production on the Saccharomyces cell. One dominant suppressor (PHO80-2) was found to be an allele of PHO80 (a negative regulator) that changes G to A, resulting in substitution of isole...

journal_title：Current genetics

authors： Okada H,Toh-e A

更新日期：1992-02-01 00:00:00

abstract：:Protoplasts of a pAN7-1-transformed isolate of Cladosporium fulvum race 4, harbouring a tandem duplication of the vector, and an untransformed race 5 isolate were fused, without selection for the presence of vector sequences. Fusion products were allowed to haploidize spontaneously. The inheritance of pAN7-1 sequences...

journal_title：Current genetics

authors： Arnau J,Oliver RP

更新日期：1993-05-01 00:00:00

abstract：:The nature of extra-chromosomal maintenance of the transforming plasmid p12-6 in Phanerochaete chrysosporium was studied. Our results indicate that the plasmid is maintained in the fungal transformants extra-chromosomally as part of a larger endogenous plasmid (designated pME) of P. chrysosporium. Using the total DNA ...

journal_title：Current genetics

authors： Randall TA,Reddy CA

更新日期：1992-03-01 00:00:00

abstract：:Chemoreceptor-based signaling is a major bacterial signal transduction mechanism. Escherichia coli, the traditional model, has five chemoreceptors. Recent genome analyses have shown that many bacteria have a much higher number of chemoreceptors. Pseudomonas putida KT2440 is an alternative model that has 27 chemorecept...

journal_title：Current genetics

authors： López-Farfán D,Reyes-Darias JA,Krell T

更新日期：2017-06-01 00:00:00