MAIZE GENETICS COOPERATION NEWSLETTER 76 May 15, 2002 The data presented here are not to be used in publications without the consent of the authors. Department of Agronomy and U.S. Department of Agriculture University of Missouri Columbia, Missouri The Maize Genetics Executive Committee Jeff Bennetzen, Chair, Class of 2006 Ron Phillips, Class of 2006 Mike Freeling, Class of 2002 Pat Schnable, Class of 2002 Sarah Hake, Class of 2003 Virginia Walbot, Class of 2003 Vicki Chandler, Class of 2004 Ed Coe, Class of 2004 Jim Birchler, Class of 2005 Sue Wessler, Class of 2005 Year 2003 Maize Genetics Conference Steering Committee David Jackson, Co-Chair Sarah Hake, Co-Chair Marty Sachs, Local Organizer Gunther Feix Martha James Robert Meeley Mike Scanlon Pat Schnable Lynn Senior Dave Weber Ex Officio Karen Cone, Treasurer Mary Polacco Marty Sachs Table of Contents ......................................................................................................................................................................................................i Oliver Evans Nelson, Jr. (August 16, 1920 - November 6, 2001).................................................................. ..................................................v I. FOREWORD..................................................................................................................... ...........................................................................................1 II. REPORTS FROM COOPERATORS .....................................................................................................................................................................2 AMES, IOWA Phenotypic characterization of inbred lines and their o2 conversions --Scott, MP ..............................................................................................2 BEIJING, CHINA Common and different band for isozyme of the multiplasmic lines in maize (Zea mays L.) --Zeng, M, Yang, T ..................................................2 BELGRADE-ZEMUN, YUGOSLAVIA The antagonistic effect of endophytic bacteria on phytopathogenic fungi --Dondo Gosic, S, Drinic Mladenovic, S, Konstantinov, K ..........3 BERGAMO, ITALY Maize Rpd3-type histone deacetylase and retinoblastoma-related proteins cooperate in repressing gene transcription in a plant system --Rossi, V, Locatelli, S, Lanzanova, C, Motto, M .....................................................................................................................................4 Genetic relatedness and variability among maize inbred lines selected in Italy --Hartings, H, Chittò, A, Bertolini, M, Verderio, A, Motto, M .......................................................................................................................................................................................................................5 BERKELEY, CALIFORNIA Mu Killer (MuK) causes epigenetic silencing of Mutator elements --Slotkin, RK, Freeling, M, Lisch, D ..............................................................6 BOLOGNA, ITALY Development and preliminary evaluation of near-isogenic maize lines differing for a QTL which affects leaf ABA concentration --Landi, P, Salvi, S, Sanguineti, MC, Stefanelli, S, Tuberosa, R .............................................................................................................................7 BUFFALO, NEW YORK and TAIPEI, TAIWAN Bio-photonic crystal: SHG imaging --Cheng, PC, Sun, CK, Lin, BL, Chu, SW .......................................................................................................8 CAMPINAS, BRAZIL Genetic diversity among tropical maize inbred lines as revealed by SSR markers --Laborda, PR, Oliveira, KM, Garcia, AAF, Paterniani, MEAGZ, Souza, AP ..................................................................................................................................................................................9 CHESTNUT HILL, MASSACHUSETTS More studies of day length effect on cloning gene in tetraploid maize --Ting, YC, Tran, L.................................. ................................................11 CHISINAU (KISHINEV), REPUBLIC OF MOLDOVA The use of haploid plants for evaluation of population genetic structure --Rotarenco, VA, Mihailov ME.......................................................... 11 The supposed pleiotropic effect of the p1 locus --Mihailov, ME, Chernov, AA .....................................................................................................13 Maize embryo culture as a test for productivity --Chernov, AA, Mihailov, ME .....................................................................................................13 New scheme of haploid recurrent selection in maize --Chalyk, ST, Rotarenco, VA, Bylich, VG ...........................................................................13 The influence of the temperature, sufficient humidity and illumination duration on the (Cg2/+) hybrid expression --Rusanovskaya, EG, Krivov, NV................................................................................................. ...............................................................................14 Postradiation effect of the electric field --Ikhim, YG, Bliandur, OV, Lysikov, VN ...................................................................................................15 Effect of high and low temperature on male gametophyte viability of waxy maize --Kravchenko, OA, Kravchenko, AN................................. 15 Production of matroclinous maize haploids following natural and artificial pollination with a haploid inducer --Rotarenco, VA........................ 16 Study of the phenomenon of antidromy with diploid and haploid maize --Rotarenco, VA, Maslobrod, SN .........................................................16 The influence of preplant γ–ray treatment of maize hybrids on bioisomery of the germs, grown from pairs of adjoining seeds. Electromagnetic mechanism --Maslobrod, SN, Ganea, AI, Corlateanu, LB, Romanova, IM, Lysikov, VN...................................................... 17 COLOGNE, GERMANY Maize pollen expresses a truncated version of the transcriptional coactivator Ada2 --Riehl, M, Dresselhaus, T, McCormick, S, Thompson, RD ..............................................................................................................................................................................................................18 COLOGNE, GERMANY Dynamics of Shrunken1 (Sh1) transcriptional activity during maize embryogenesis --Bommert, P, Werr, W................................................ ......19 COLUMBIA, MISSOURI The development of a Plant OntologyTM Consortium and Plant Ontologies –Vincent, PLD, Coe, EH, Polacco, M .........................................20 DNIEPROPETROVSK, UKRAINE The role of weather conditions in donor plant cultivation in corn anther culture --Satarova, TN, Chernousova, NM........... ............................21 EAST AMHERST, NEW YORK and BUFFALO, NEW YORK and LONDON, ONTARIO, CANADA The vascular development in the na2/na2 mutant --Cheng, WY, Cheng, PC, Walden, DB................................................................................. 22 The number of vascular bundles in 18 different cultivars of inbred, hybrid or commercial sweet corn --Cheng, WY, Cheng, PC, Walden, DB............................................................................................................................... ....................................................................................24 A visualization of airflow pattern around a maize plant --Cheng, WY, Cheng, PC, Walden, DB .........................................................................26 Mechanical properties of stem vascular bundle --Cheng, WY, P C Cheng, PC, Walden, DB, Shinozaki, DM ..................................................27 Distribution of vascular bundles in Ohio43/KYS stem --Cheng, WY, Cheng, PC, Walden, DB............................................................................ 28 Method for visualizing the vascular bundles in stem --Cheng, WY, Cheng, PC, Walden, DB.............................................................................. 29 FORT COLLINS, COLORADO The relationship between synapsis, recombination nodules, and crossing over in maize --Anderson, LK, Stack, SM ......................................30 i FREISING, GERMANY Evaluation of international resistance genes against the European corn borer under Central European conditions --Papst, C, Götze, S, Eder, J ..........................................................................................................................................................................................................30 IRKUTSK, RUSSIA Regulation of plant uncoupling protein CSP 310 content in maize mitochondria during cold stress --Kolesnichenko, AV, Zykova, VV, Voinikov, VK............................................................................................................................... ...................................................................................34 Metabolism DL-C14-tryptophan in the maize root cells at low temperature --Akimova, GP, Sokolova, MG, Nechaeva, LV, Luzova, GB ...................................................................................................................................................................................................................35 The effects of hydrogen peroxide on the translational activity in mitochondria