I. FOREWORD 1

II. REPORTS FROM COOPERATORS 2

ALBANY, CALIFORNIA and COLD SPRING HARBOR, NEW YORK

The genetics of ear fasciation in maize --Jackson, D, Hake, S 2

ALBANY, CALIFORNIA and Urbana, Illinois

Wab (Wavy auricles in blades), a dominant leaf mutation located on chromosome 2L --Hake, S, Hester, H, Wassom, J, Widholm, J, Rocheford, T 3

AMES, Iowa and JOHNSTON, Iowa

Characterization of the maize P-wr allele using reverse genetics --Dinges, J, Chopra, S, Walters, L, Meeley, R, Peterson, T 3

Beijing, China

The ultrastructure of developmental anthers of genic male sterile ms10 in maize --Zhou, H, Sun, R 4

Molecular mapping of a male sterile gene (ms30) in maize --Liang, Y, Zhou, H, Jiang, W 5

Beijing, China

Effects of space induced variations in maize (Zea mays L.). I. Influence of space on photosynthetic pigment and chloroplast
--Zeng, M, Li, S, Liu, Y 6

Effects of space-induced variations in maize (Zea mays L.). II Influence of space conditions on ultrastructure of leaves --Li, S, Zeng, M, Liu, M, Liu, Y 8

Genetic analysis of QPM --Zeng, M, Yang, T, Liu, Y 10

Belgrade, Yugoslavia

Genetic relationship among maize genotypes based on embryo protein markers --Mladenovic-Drinic, S, Demic, G, Konstantinov, K 11

Bergamo, Italy

Polymorphism, distribution, and segregation of EcoRI and PstI based AFLP markers in a molecular linkage map in maize
--Ajmone Marsan, P, Castiglioni, P, Ferrarini, M, van Wiik, R, Motto, M 13

Role of Opaque-2 in the shikimate pathway in maize endosperm --Maddaloni, M, Donini, G, Thompson, R, Motto, M 13

Berkeley, California

Mu suppressible Liguleless3 alleles produce altered transcripts --Girard, L, Freeling, M 14

Dosage analysis of the Vestigial glume1-R phenotype --Jesaitis, L, Freeling, M 14

Characterization of epidermal-pattern mutants: macrohairless --Nelson, J, Freeling, M 15

Genetic and histological analysis of Rolled --Nelson, J, Lane, B, Freeling, M 15

New mutants with aberrant ligule/auricle formation --Kloeckener-Gruissem, B, Freeling, M 16

The toxicity of MuDR in E. coli is mediated by the dnaY gene --Walker, N, Freeling, M 16

BROOKINGS, SOUTH DAKOTA

Identity and location of v26 --Whalen, RH 18

BUFFALO, NEW YORK and LONDON, ONTARIO

Three-dimensional visualization of meiosis I in Ohio43 --Lee, TC, Walden, DB, Cheng, PC 18

BUFFALO, NEW YORK

A specimen holder for confocal and multi-photon fluorescent microscopy --Lee, TC, Cheng, WY, Cheng, PC 21

CHESTNUT HILL, MASSACHUSETTS

Regeneration of plantlets in diploid maize --Ting, YC, Tran, L 22

COLOGNE, GERMANY

Components of the maize GCN5/ADA2 coactivator complex --Becker, H-A, Riehl, M, Santandrea, G, Serna, A, Thompson, RD 22

Columbia, Missouri

Allelism of v28 stock with yg2 --Coe, EH 22

Tests of seedling mutants on 9S --Coe, EH 23

COLUMBIA, MISSOURI and URBANA, ILLINOIS

Allelic relationships among the zebra mutants in the Coop's zb1, zb2, and zb3 stocks --Szalma, S, Stinard, PS, Cone, KC 23

Columbus, Ohio

Ectopic expression of P and R+C1 induces few new proteins --Grotewold, E 23

Aleurone and pericarp pigmentation in the a1-mum2 allele --Wang, H, Grotewold, E 24

Diversification of the R2R3 Myb gene family and the segmental allotetraploid origin of the maize genome --Braun, EL,
Grotewold, E 26

DNIEPROPETROVSK, UKRAINE

Effect of metholachlor on pollen germination of different maize genotypes -- Satarova, TN 27

Anatomical analysis of maize androgenic structures --Satarova, TN 27

The results of studies of morphogenetic potential of maize inbreds with different length of vegetative period --Piralov, GR 28

Five-year old embryogenenic callus culture of maize inbred DK675 --Piralov, GR, Abraimova, OE 28

Examination of the direct method of obtaining embryogenic cell suspensions of maize --Piralov, GR, Abraimova, OE 29

Durham, North Carolina and Brookings, South Dakota

Field trial to test a natural resource for corn rootworm resistance --Eubanks, MW, Riedell, W 29

Growth chamber bioassays to test a natural resource for corn rootworm resistance --Eubanks, MW 30

Comparative analysis of the genomes of Zea and Tripsacum --Eubanks, MW 30

Freiburg, Germany

The newly isolated root mutant slr2 is affected in lateral root elongation --Hochholdinger, F, Park, WJ, Feix, G 32

Structure of two new types of proline-rich proteins --Wulff, D, Feix, G 33

FREIBURG, GERMANY and RASTATT, GERMANY

Mapping of the root specific rtcs locus with the help of microsatellites --Krebs, O, Feix, G, Beaumont, V, Schwall, M 33

HAMBURG, GERMANY

Fertilisation regulated ribosomal protein genes contain a (GCC)n motif in their 5’ UTRs --Dresselhaus, T, Lörz, H 34

Molecular analysis of In-D; a semi-dominant allele of the anthocyanin regulatory gene Intensifier --Scheffler, B, Rojek, R, Pusch, I, Wienand, U 35

Isolation of two new CACTA transposable elements from anthocyanin genes in maize --Techen, N, Borchert, L, Scheffler, BE, Wienand, U 35

HONOLULU, HAWAII

Molecular mapping of QTLs conferring resistance to Sphacelotheca reiliana (Kühn) Clint --Lu, XW, Brewbaker, JL 36

Genetics of resistance in maize to the corn leaf aphid (Homoptera: Aphididae) --Lu, XW, Brewbaker, JL 36

Iowa City, Iowa

Localizing a proximal site on the B chromosome controlling preferential fertilization --Carlson, WR 37

Analyzing crosses involving misdivision --Carlson, WR 38

Reversal of preferential fertilization --Carlson, WR 39

IRKUTSK, RUSSIA

Changes of DNA-topoisomerase I activity from maize mitochondria under the influence of redox conditions --Konstantinov, YM, Tarasenko, VI 39

IRKUTSK, RUSSIA and MOSCOW, RUSSIA

Effects of different types of inhibitors on mitochondrial DNA-topoisomerase I --Konstantinov, YM, Tarasenko, VI, Grokhovsky, SL, Sukhanova, AS, Zhuze, AL 40

Ithaca, New York

Formerly restricted interview with Barbara McClintock, now available at Cornell University Archives. --Kass, LB, Provine, WB 41

Current List Of Barbara McClintock’s Publications -- Kass, LB 42

Johnston, Iowa

Changing a duplicated designation for two different male-sterile mutations --Albertsen, MC, Fox, TW, Trimnell, MR 48

New chromosome 3L male-sterile mutant ms37 --Trimnell, MR, Fox, TW, Albertsen, MC 48

Johnston, Iowa and Urbana, Illinois and Fort Collins, Colorado

New chromosome 2L male-sterile mutant ms33 and alleles --Trimnell, MR, Patterson, E, Fox, TW, Bedinger, P, Albertsen, MC 48

Johnston, Iowa and Urbana, Illinois

New chromosome 7L male-sterile mutant ms34 --Trimnell, MR, Patterson, E, Albertsen, MC 49

New chromosome 9L male-sterile mutants ms35 and ms36 --Trimnell, MR, Patterson, E, Fox, TW, Albertsen, MC 49

KISHINEV, MOLDOVA

A monogenic factor causing lemon colour of aleurone in maize grains --Mihailov, ME, Chernov, AA 50

The development and refinement of maize mutagenesis techniques in Moldova --Lysikov, VN 50

The first experiment studying the possibility for elimination of the damaging effect of ionizing irradiation during maize radiation mutagenesis --Ikhim, IG, Scorpan, VG, Lysikhov, VN 52

The influence of homozygosis in some segments of the maize genome on recombination frequency in the neighbouring ones
--Chernov, AA, Mihailov, ME 53

Effect of high temperature on male gametophyte viability of waxy maize --Kravchenko, OA, Kravchenko, AN 53

Creating new haploid-inducing lines of maize --Chalyk, ST (Cealic, ST) 53

Use of maternal haploids for improving maize inbred lines --Chalyk, ST (Cealic, ST) 54

Using maternal haploid plants in recurrent selection in maize --Chalyk, ST (Cealic, ST), Rotarenco, VA 56

Studies on postradiation regeneration at initial ontogenetic stages in radiation mutagenesis of maize --Ikhim, YG, Scorpan, VG, Lysikov, VN 57

krasnodar, russia

Difficulties connected with utilization of the haploid method in male-sterile counterpart production of corn lines --Zabirova, ER, Shatskaya, OA, Shcherbak, VS 58

Llavallol, Argentina

Zea seedling reaction to inoculation with Ustilago maydis (DC) Corda --Astiz Gassó, MM, Molina, MC 58

B-chromosomes in female progenitors do not affect the male B-transmission rate in maize --Chiavarino, AM, Rosi, P, Rosato, M, Naranjo, CA, Poggio, L 60

Llavallol, argentina and Lomas de Zamora, argentina

Cytogenetic studies in hybrids between Zea mays and Tripsacum dactyloides --Molina, MC, García, MD 61

LOMAS DE ZAMORA, ARGENTINA

Phytosanitary behaviour of different maize inbreds to Ustilago maydis (DC) Corda and Puccinia sorghi (Schw.) --Corcuera, VR, Sandoval, MC 62

Electrophoretic studies on maize inbreds with different endosperm texture --Corcuera, VR, Naranjo, CA 63

Structural and histological study of somatic maize embryos --Galián, LR, Cárdenas, CM 64

 

Lomas de Zamora, Argentina and Llavallol, Argentina

Plant regeneration of maize-Tripsacum hybrids from organogenic or embryogenic long-term callus cultures --García, MD,
Carmen Molina, MC 64

LONDON, ONTARIO

The expression and localization of HSP 18 mRNA in Zea mays L. callus --Friedberg, JN, Walden, DB 65

Additional NORs and the number of nucleoli per coleoptile cell in maize --Quinn, C, Maillet, DS, Walden, DB 67

Morphological changes in coleoptile nucleoli after heat shock --Maillet, DS, Walden, DB 67

MILAN, ITALY

Shoot meristemless (sml) mutant in maize --Pilu, R, Mencarelli, M, Tamagnone, L, Consonni, G, Gavazzi, G 69

MOSCOW, RUSSIA

A188 inbred and its somaclones do not differ in the lengths of amplified fragments of the anionic peroxidase gene ZmAP1
--Zabrodina, MV, Karyagina, AS, Khavkin, EE, Shilov, IA 69

Direct amplification of the conserved sequences of MADS-box genes in A188 inbred and two of its somaclones --Zabrodina, MV, Karyagina, AS, Khavkin, EE 70

High level of variability among the plants regenerated from callus of inbred A188 --Dolgykh, YI 70

The content of hormones in the embryos of inbreds competent and incompetent for morphogenesis --Dolgykh, YI, Zhdanova, NE, Pustovoitova, TN 70

MUENCHEN, GERMANY

Correlation of Ac/Ds element transposition with DNA methylation and replication --Ros, F, Kunze, R 71

Isolation of a second MutS-homolog from Zea mays named Mus2 --Horwath, M, Kunze, R 72

NOVOSIBIRSK, RUSSIA

Accumulation of satellites in hybrids of maize with Tripsacum --Sokolov, VA, Khatypova, IV 73

Inactivation of the imprinting effects in maize-Tripsacum hybrids --Sokolov, VA, Khatypova, IV 74

Pascani, Republic of Moldova

Effect of components of the Bg-rbg system of transposable elements on reversion frequency of the mutable allele o2-m(r) and the evolutionary role of transposable elements --Koterniak, VV 76

SARATOV, RUSSIA

The occurrence of haploids on the second ears of parthenogenetic lines --Smolkina, YV, Tyrnov, VS 79

SOFIA, BULGARIA

Colchicine-induced chromosome doubling of maternal haploids with in vitro culture --Nedev, T, Gadeva, P, Kraptchev, B,
Kruleva, M 80

Red Bulgarian sweet corn --Dankov, T, Kruleva, M, Krapchev, B, Nedev, T 80

ST. LOUIS, MISSOURI and JOHNSTON, IOWA

Retroviral envelope gene sequences: Are they widespread in both monocots and dicots? --MacRae, AF, Nadimpalli, R 81

St. Paul, Minnesota

The structure of teosinte branched1: a progress report --Doebley, J, Stec, A 82

Identification of a recessive semi-dwarf mutation --Olsen, MS, Phillips, RL 84

A chromosome 9 region containing the dzs10 allele from B37LTI increases whole kernel methionine level in the inbred line A679
--Olsen, MS, Graham, GI, Phillips, RL 84

Taichung, Taiwan

Physical mapping of AFLPs and RFLPs by B-10L translocations --Cheng, Y-M, Lin, B-Y 85

URBANA, ILLINOIS

Allelism testing of green stripe stocks in Maize COOP Stock Center collection --Jackson, JD 86

Allelism testing of lazy stocks in Maize COOP Stock Center collection --Jackson, JD 86

Recovery of dormant vp9 allele --Jackson, JD 86

Recovery of lw1-6474 --Jackson, JD 86

Additional linkage tests of non-waxy (Waxy1) reciprocal translocations involving chromosome 9 at the MGCSC --Jackson, JD, Stinard, P 86

Additional linkage tests of waxy1 marked reciprocal translocations at the MGCSC --Jackson, JD, Stinard, P 88

Allelism testing of zebra necrotic stocks in Maize COOP Stock Center collection --Jackson, JD 89

bm3 is uncovered by TB-4Sa --Stinard, PS 89

Three-point linkage data for gl5 fl2 su1 on 4S --Stinard, PS 89

Three-point linkage data for inr1 g1 r1 on 10L --Stinard, PS 89

Miscellaneous allelism tests --Stinard, PS 90

Results of TB tests of unplaced mutants --Stinard, PS, Jackson, JD 90

vp12 is allelic to lw2 --Stinard, PS 90

WALTHAM, MASSACHUSETTS

Reverse maize breeding for high density populations --Galinat, WC 91

WOOSTER, OHIO and LONDON, ONTARIO

Temperature and timing of heat shock gene induction in spikelets of maize --Bouchard, RA, Walden, DB 91

Wuhan, China

The physical location of the gene ht1 (Helminthosporium turcicum resistance1) in maize (Zea mays L.) --Li, LJ, Song, YC, Yan, HM, Wang, L, Liu, LH 92

III. ADDRESS LIST 96

IV. MAIZE GENETICS COOPERATION STOCK CENTER 117

V. MAIZE DATABASE 129

VI. SYMBOL INDEX 152

VII. AUTHOR INDEX 154

 

 

 

 

 

 

 

 

 

 

 

 

 

Remembering

 

Robert I. Brawn

Hugh C. Cutler

Gene E. Scott

George F. Sprague

Marcus S. Zuber

Cooperators

 

 

 

 

 

 

 

 

 

 

 


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