Citations with the tag: PLANT mutation

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  • The population genetics of synthetic lethals.
    Phillips, Patrick C.; Johnson, Norman A. // Genetics; Sep98, Vol. 150 Issue 1, p449 

    Focuses on a study which shows the importance of deleterious mutations in the equilibrium frequency of synthetic mutations by presenting a population genetic model. Information on the synthetic deleterious loci (SDL); What are synthetic lethals; What the frequency of SDL alleles in natural...

  • Why you should know about mutations.
    Nanda, Dave // American Agriculturist (0161-8237); Mar2012, Vol. 209 Issue 3, p11 

    The article discusses the essentials of plant mutation.

  • Plants get precocious.
    Jamison, Judy // Nature Biotechnology; May2001, Vol. 19 Issue 5, p421 

    Cites a research conducted by Tanya Berardini and collegues at the University of Pennsylvania's Plant Science Institute at Philadelphia, Pennsylvania, which screened arbidopsis thaliana seedling for genetic mutation that accelerate the production of trichomes. Effect of SQUINT mutation on...

  • Nonhomeotic meristic flower mutants in Phacelia dubia.
    Levy, F. // Journal of Heredity; Jan/Feb97, Vol. 88 Issue 1, p31 

    Studies nonhomeotic meristic flower mutants in Phacelia dubia. Expression of mutant flower phenotypes; Description of the development of four organ whorls; Morphological similarities between mutant gynoecium in Phacelia dubia and gynoecium found in Polemoniaceae group; Different gynoecial...

  • Pollen dressed for success.
    Dickinson, Hugh // Nature; 8/12/1993, Vol. 364 Issue 6438, p573 

    Examines the role played by the mutant pop1 (defective in pollen-pistil interaction) on pollen coatings in pollen-stigma interactions, using a research paper by Daphne Preuss et al as reference. Development of wet and dry stigmas; Genetic data on mutant's characteristics and activity;...

  • Arabidopsis MET1 Cytosine Methyltransferase Mutants.
    Kankel, Mark W.; Ramsey, Douglas E.; Stokes, Trevor L.; Flowers, Susan K.; Haag, Jeremy R.; Jeddeloh, Jeffrey A.; Riddle, Nicole C.; Verbsky, Michelle L.; Richards, Eric J. // Genetics; Mar2003, Vol. 163 Issue 3, p1109 

    We describe the isolation and characterization of two missense mutations in the cytosine-DNA-methyltransferase gene, MET1, from the flowering plant Ambidopsis thaliana. Both missense mutations, which affect the catalytic domain of the protein, led to a global reduction of cytosine methylation...

  • ASK AIS: ivy.org.
    Kankel, Mark W.; Ramsey, Douglas E.; Stokes, Trevor L.; Flowers, Susan K.; Haag, Jeremy R.; Jeddeloh, Jeffrey A.; Riddle, Nicole C.; Verbsky, Michelle L.; Richards, Eric J. // Between the Vines;  

    The article provides an answer to a question of how to encourage mutation in the Hedera helix ivy plant.

  • Use of RAPD assay for the detection of mutation changes in plant DNA induced by UV-B and γ-rays.
    Kankel, Mark W.; Ramsey, Douglas E.; Stokes, Trevor L.; Flowers, Susan K.; Haag, Jeremy R.; Jeddeloh, Jeffrey A.; Riddle, Nicole C.; Verbsky, Michelle L.; Richards, Eric J. // BMC Plant Biology; 2005 Supplement 1, Vol. 5, p6 

    An abstract of the article "Use of RAPD assay for the detection of mutation changes in plant DNA induced by UV-B and γ-rays," by Oksana Danylchenko and Boris Sorochinsky is presented.

  • Use of RAPD assay for the detection of mutation changes in plant DNA induced by UV-B and γ-rays.
    Danylchenko, Oksana; Sorochinsky, Boris // BMC Plant Biology; 2005 Supplement 1, Vol. 5, p1 

    An abstract of the article "Use of RAPD assay for the detection of mutation changes in plant DNA induced by UV-B and γ-rays," by Oksana Danylchenkois and Boris Sorochinsky is presented.

  • Genetic analysis of 63 mutations affecting maize kernel development isolated from mutator stocks.
    Scanlon, Michael J.; Stinard, Philip S. // Genetics; Jan94, Vol. 136 Issue 1, p281 

    Describes the genetic characteristics of 63 maize kernel mutant isolates from Robertson's Mutator (Mu) stocks. Descriptions and inheritance of the mutant phenotypes; Genetic mapping of dek mutations; Assignment of dek mutations as alleles of known or novel genetic loci; Phenotypic variation...

  • Genetic analysis of rough sheath 1 developmental mutants of maize.
    Becraft, Philip W.; Freeling, Michael // Genetics; Jan94, Vol. 136 Issue 1, p295 

    Analyzes the genetic and morphological attributes of maize rough sheath1 (Rs1) mutants. Rs1 mutant phenotype; Rs1 mutants' effect on leaf cell identity; Rs1 mutant alleles; Genetic mapping of the rs1 locus; Rs1 gene dosage studies; Genetic mosaic analysis; Genetic modifiers of RS1 mutants;...

  • Short communication. Serine: glyoxylate aminotransferase exerts no control on photosynthesis.
    Wingler, A; Ann, VJ; Lea, PJ; Leegood, RC // Journal of Experimental Botany; May99, Vol. 50 Issue 334 

    Studies the effect of glyoxylate aminotransferase on photosynthesis. Generation of heterozygous mutants; Reduction of glyoxylate aminotransferase activities.

  • Environment Dependence of Mutational Parameters for Viability in Drosophila melanogaster.
    Fry, James D.; Heinsohn, Stefanie L. // Genetics; Jul2002, Vol. 161 Issue 3, p1155 

    Investigates the environment dependence of mutational parameters for viability in Drosophila melanogaster. Focus on the genomic rate of mildly deleterious mutations; Differences in the conditions used for assaying fitness traits; Manipulation of the viability.

  • Non-nodulating mutants of Pisum sativum (L.) cv. Sparkle.
    Kneen, B.E.; Weeden, N.F. // Journal of Heredity; Mar/Apr94, Vol. 85 Issue 2, p129 

    Discusses the development of eleven pea mutants, displaying a greatly reduced number of root nodules or lacking such nodules completely, by screening the M2 progeny of mutagenized Pisum sativum cv. Sparkle. Conditioning of the mutants by a single recessive gene; Designation of the eight...

  • Genetic identification of a female partial-sterile mutant in soybean.
    Kato, K.K.; Palmer, R.G. // Genome; Feb2003, Vol. 46 Issue 1, p128 

    Presents information on a study that investigated the genetic identification of a female partial-sterile mutant in soybean. Review of related literature; Materials and methods used; Results and discussion.

  • Correction.
    Wyatt, Sarah E.; Sanders, Heather L. // BioScience; Nov2009, Vol. 59 Issue 10, p821 

    A correction to the article "Leaf Evolution and Development: Advancing Technologies, Advancing Understanding," by Sarah E. Wyatt and Heather L. Sanders in a 2009 issue is presented.

  • Mutations: what you should know.
    Nanda, Dave // Ohio Farmer; Jan2012, Vol. 308 Issue 1, p20 

    The article discusses how new biotypes or races of plant diseases are created through mutation.

  • ContentSnapshots.
    Nanda, Dave // Annals of Botany; Feb2012, Vol. 109 Issue 2, pi 

    An introduction is presented in which the editor discusses various reports within the issue on topics including genetic mutation and diversity of Grevillea rhizomatosa, passerine birds pollination in winter-flowering tree, and the new Brachypodium distachyo taxonomy.

  • allelogenous:.
    Schlegel, Rolf H. J. // Encyclopedic Dictionary of Plant Breeding & Related Subjects; 2003, p21 

    A definition of the term "allelogenous," which refers to the females that produce only males or only females in different progenies, is presented.

  • anaphragmic:.
    Schlegel, Rolf H. J. // Encyclopedic Dictionary of Plant Breeding & Related Subjects; 2003, p30 

    A definition of the term "anaphragmic," is presented, which refers to mutations leading to increased activity of enzyme through the removal of inhibitors.

  • nonsense suppressor:.
    Schlegel, Rolf H. J. // Encyclopedic Dictionary of Plant Breeding & Related Subjects; 2003, p290 

    A definition of the term "nonsense suppressor," which refers to the mutation in tRNA that results to the insertion of amino acids, is presented.

  • opaque (-2) maize (mutant):.
    Schlegel, Rolf H. J. // Encyclopedic Dictionary of Plant Breeding & Related Subjects; 2003, p299 

    A definition of the term "opaque (-2) maize," which refers to a plant mutant that produces proteins rich in lysine, is presented.

  • spontaneous mutation:.
    Schlegel, Rolf H. J. // Encyclopedic Dictionary of Plant Breeding & Related Subjects; 2003, p392 

    An encyclopedia entry for the term "spontaneous mutation," which refers to a naturally occurring mutation, as opposed to one artificially induced by chemicals or irradiation is presented.

  • COALESCENT THEORY FOR SEED BANK MODELS.
    Kaj, Ingemar; Krone, Stephen M.; Lascoux, Martin // Journal of Applied Probability; Jun2001, Vol. 38 Issue 2, p285 

    Discusses the development of a neutral seed bank model with haploid Wright-Fisher tape dynamics. Effect of seed banks on the distribution of coalescence time; Investigation on the effects of neutral age-dependent neutral mutations.

  • Cystological expression in the male-sterile ms mutant in watermelon.
    Zhang, X.P.; Skorupska, H.T. // Journal of Heredity; Jul/Aug94, Vol. 85 Issue 4, p279 

    Presents a description of a spontaneous male-sterile mutant inherited as a single recessive nuclear gene in watermelon. Expression of the male sterility in androecium development; Comparative histological analysis between sterile and fertile genotypes; Degeneration of meiocytes in sterile anthers.

  • What you should know about mutations.
    Nanda, Dave // Mid-South Farmer; Feb2012, Vol. 17 Issue 2, p3 

    The article discusses plant mutations or genetic changes which give plant adaptability and can lead to different biotypes or races of disease.

  • Why you should know about mutations.
    Nanda, Dave // Indiana Prairie Farmer; Jan2012, Vol. 186 Issue 1, p30 

    The article focuses on plant mutation which provides adaptability and diversity.

  • Characterization of the S-Locus Region of Almond (Prunus dulcis): Analysis of a Somaclonal Mutant...
    Ushijima, Koichiro; Sassa, Hidenori; Tamura, Mihoko; Kusaba, Makoto; Tao, Ryutaro; Gradziel, Thomas M.; Dandekar, Abhaya M.; Hirano, Hisashi // Genetics; May2001, Vol. 158 Issue 1, p379 

    Analyzes the somaclonal mutant Jeffries and cosmid contig of an S haplotype of almond, Prunus dulcis. Physical limit of S locus region; Genomic Southern blot analysis of deletion in Jeffries; Cross-hybridization with DNA fragments from different S haplotypes.

  • Coordinate suppression of mutations caused by Robertson's mutator transposons in maize.
    Martienssen, Robert; Baron, Aimee // Genetics; Mar94, Vol. 136 Issue 3, p1157 

    Describes a dominant suppressible mutation that responds to Robertson's Mutator activity known as Lesion-mimic (Les28) mutants in maize. Characteristics of Les28; DNA methylation in Les28; Inheritance of suppressed phenotypes.

  • Inheritance of the `Basilicum leaf' mutation in sunflower (Helianthus annuus L.).
    Pugliesi, C.; Fambrini, M. // Journal of Heredity; Jan/Feb95, Vol. 86 Issue 1, p76 

    Describes the morphological differences between normal Helianthus annuus L. or sunflower plants and the basilicum leaf mutant. Description of the mutant; Genetic analysis; Proposed application.

  • STUDIES ON EFFECTIVENESS AND EFFICIENCY OF EMS IN PIGEONPEA Gajanus cajan (L.).
    Giri, S. P.; Apparoo, B. J. // Bioscience Discovery: An International Journal of Life Sciences; Jan2011, Vol. 2 Issue 1, p29 

    The present investigation was undertaken with an objective of inducing desirable alterations in Pigeonpea (Cajanus cajan (1.) Millsp.)employing techniques of mutation breeding. It was also intended to study the effed of different concentrations of EMS (Ethyl Methane Sulphonate) on the frequency...

  • Inheritance of Egusi Seed Type in Watermelon.
    Gusmini, G.; Wehner, T. C.; Jarret, R. L. // Journal of Heredity; May/Jun2004, Vol. 95 Issue 3, p268 

    An unusual seed mutant in watermelon (Citrullus lanatus var. lanatus) has seeds with a fleshy pericarp, commonly called egusi seeds. The origin of the phenotype is unknown, but it is widely cultivated in Nigeria for the high protein and carbohydrate content of the edible seeds. Egusi seeds have...

  • Gene helps plants use less water without biomass loss.
    Wallheimer, Brian // Western Farm Press; 1/22/2011, Vol. 33 Issue 3, p21 

    The article focuses on the findings of the researchers from Purdue University in West Lafayette, Indiana concerning a genetic mutation that helps plants use less amount of water without losing biomass.

  • Short communication. The use of balanced lines for preservation of mutants in and other plants.
    Torres Ruiz, RA; Haupt, W; Haberer, G // Journal of Experimental Botany; Sep98, Vol. 49 Issue 326 

    Shows the use of balanced lines for preservation of mutants in Arabidopsis thaliana and other plants. Requirements for establishing a balancer; Disadvantages of a self-maintaining heterozygotic stock line; Determination of the mapped number of lethal mutations to loci covering the entire...

  • A molecular description of mutations affecting the pollen component of the Nicotiana alata S locus.
    Golz, J.F.; Su, V. // Genetics; Jul99, Vol. 152 Issue 3, p1123 

    Studies pollen-part mutations of Nicotiana alata. Independence of style and pollen-part mutations; Evidence of a duplicated S allele; Mutation of pollen-parts through competitive interaction of S alleles.

  • Genetic Analysis of Mutations at Loci Controlling Leaf Form in Cowpea (Vigna unguiculata [L.] Walp.).
    Fawole, I. // Journal of Heredity; Jan/Feb2001, Vol. 92 Issue 1, p43 

    Presents evidence indicating the involvement of transposable elements in the mutations observed in cowpea lines. Experimental crosses designed to test the allelic relationship between nonpetiolate and trifoliate plants from different crosses; Types of unifoliate plants found in the experimental...

  • A new allele at the w4 locus derived from the w4-m mutable allele in soybean.
    Palmer, R.G.; Groose, R.W. // Journal of Heredity; Jul/Aug93, Vol. 84 Issue 4, p297 

    Identifies a new mutation for dilute-purple anthocyanin pigmentation of flowers identified in the w4-mutable line of soybean. Effect of w4-dp allele of w4 locus; Origin of w4-dp allele; Measurement of allele's stability; Similarity of allele with previously described dilute-purple trait.

  • An allelic series of blue fluorescent trp1 mutants of Arabidopsis thaliana.
    Rose, Alan B.; Li, Jiayang // Genetics; Jan97, Vol. 145 Issue 1, p197 

    Describes an allelic series of trp1 mutations of blue fluorescent mutants of the flowering plant Arabidopsis thaliana isolated by genetic selections and fluorescence screens. Isolation of trp1 mutants; Genetic characterization of trp1 mutants; Accumulation of anthranilate compounds; Experiments...

  • Clarifying resistance:.
    Richardson, Len // Ohio Farmer; Sep2011, Vol. 307 Issue 9, p45 

    The article presents information on herbicide resistance in weeds and natural mutation in plant's genetic structure.

  • Champagne surprise.
    Smyth, David R. // Nature; 4/25/2002, Vol. 416 Issue 6883, p801 

    Reports on the formation of a champagne grape variety Pinot Meunier due to genetic mutation in the original strain Pinot noir. Superficial differences between original and new strain; Reference to a study on precise nature of mutation published in the April 25, 2002 issue of 'Nature'; Features...

  • Chromosomal location of some marker genes in rice using the primary trisomics.
    Sanchez, A.C.; Khush, G.S. // Journal of Heredity; Jul/Aug94, Vol. 85 Issue 4, p297 

    Presents a study of the chromosomal location of mutant genes by crossing marker stocks with the primary trisomics of rice. Materials and methods used in the study; Results and discussion of the experiment.

  • Variegated phenotype and developmental methylation changes of a maize allele originating from...
    Prem Das, O.; Messing, Joachim // Genetics; Mar94, Vol. 136 Issue 3, p1121 

    Presents the developmental methylation changes and the variegated phenotype (P-pr) of a maize allele originating from epimutation. Origin of the different allele; Details of the P-pr phenotype; Molecular characterization of P-pr; Genetic analysis of methylation; Correlation between methylation,...

  • Recovery of heritable, transposon-induced, mutant alleles of the rf2 nuclear restorer of...
    Schnable, Patrick S.; Wise, Roger P. // Genetics; Mar94, Vol. 136 Issue 3, p1171 

    Focuses on the recovery of heritable, transposon-induced mutant alleles of the rf2 (rf2-m) nuclear restorer of T-cytoplasm in maize. Inheritance of male-sterile phenotypes isolated from the cytoplasm (Cy) and mutator populations; Analysis of mutator- and Cy-derived male-sterile phenotypes;...

  • Duplication of the Brassica oleracea APETALA1 Floral Homeotic Gene and the Evolution of...
    Lowman, A. C.; Purugganan, M. D. // Journal of Heredity; Sep/Oct99, Vol. 90 Issue 5, p514 

    Presents information on the development of the cauliflower phenotype in Arabidopsis thaliana which requires mutations at both the CAULIFLOWER and APETALA1 (AP1) loci. Isolation and sequencing of Brassica oleracea AP1 Alleles; Reverse transcription polymerase chain reaction expression studies;...

  • pgd1, an Arabidopsis thaliana deletion mutant, is defective in pollen germination.
    Lei Ding; Liu-Min Fan; Assmann, Sarah M. // Sexual Plant Reproduction; Sep2007, Vol. 20 Issue 3, p137 

    An Arabidopsis deletion mutant was fortuitously identified from the alpha population of T-DNA insertional mutants generated at the University of Wisconsin Arabidopsis Knockout Facility. Segregation and reciprocal crosses indicated that the mutant was a gametophytic pollen sterile mutant. Pollen...

  • High-Throughout-PCR Screen of 15,000 Transgenic Physcomitrella Plants.
    Schween, Gabrielle; Fleig, Sabine; Reski, Ralf // Plant Molecular Biology Reporter; Mar2002, Vol. 20 Issue 1, p43 

    Presents a study that developed a protocol for the rapid screening of a large number of Physcomitrella plants. Optimal conditions for polymerase chain reaction (PCR) analysis of the plant mutants; Findings of the efficiency of the PCR; Effect of the changes in the metabolic pathways of the plants.

  • Epichlorohydrin Exposure.
    Schween, Gabrielle; Fleig, Sabine; Reski, Ralf // Labor Law Journal; Feb77, Vol. 28 Issue 2, p126 

    This article focuses on the affect of epichlorohydrin on a number of workers in the United States. Approximately 50,000 workers are potentially exposed to epichlorohydrin. Although no increased frequency of mutations has been found in humans and other higher mammals, it has been observed in...

  • A New Double-Petaled Pasqueflower (Pulsatilla koreana) Variety, 'Gyeobi'.
    Ya-Seong Lee; Dong-Kwan Kim; Duck-Soo Choi; Jin-Kyung Choi; Dong-Mo Son; Kyeong-Ju Choi; Hyeong-Jin Baek; Yo-Sup Rim // Korean Journal of Breeding; 2010, Vol. 42 Issue 3, p245 

    A new pasqueflower (Pulsatilla koreana) variety, 'Gyeobi,' was derived from a mutation of native P. koreana at the Jeollanamdo Agricultural Research and Extension Services (JARES) in Naju, Korea. The 'Gyoebi' was obtained by treating seeds with 3 mM of a chemical mutagen, sodium azide, for 16 hr...

  • Identification of RFLP markers linked to the unifoliate leaf,cauliflower head mutation of alfalfa.
    Brouwer, D.J.; Osborn, T.C. // Journal of Heredity; Mar/Apr97, Vol. 88 Issue 2, p150 

    Identifies restriction fragment length polymorphism (RFLP) markers linked to the unifoliate leaf, cauliflower and the head mutation of alfalfa. Contribution of map position and linked clones on genetic and molecular studies of developmental mutation; Unifoliate leaf mutant or `uni' symbol for...

  • Cause of fasciation still elusive.
    Kinsey, Melanie // Australian Horticulture; Jan2012, p20 

    The article discusses the condition of fasciation on plants which refers to the weird-looking aberrations found where the stems are flattened causing all apical growth to be distorted. Fasciation can be found in the stems, roots and flower stalks and its cause was blamed on herbicide, insect and...

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