The Karyotype in Systematics

NOMENCLATURE FOR CENTROMERIC POSITION ON CHROMOSOMES

2009 • 5,783 citations

Variation and Evolution in Plants

1950 • 4,163 citations

Repeated Sequences in DNA

1968 • 2,836 citations

Animal cytology and evolution

1980 • 2,302 citations

Genetics of the Evolutionary Process

1970 • 1,595 citations

Chromosomal Localization of Mouse Satellite DNA

1970 • 1,119 citations

THE ORGANIZATION AND DUPLICATION OF CHROMOSOMES AS REVEALED BY AUTORADIOGRAPHIC STUDIES USING TRITIUM-LABELED THYMIDINEE

1957 • 824 citations

Specific Gene Amplification in Oocytes

1968 • 811 citations

EVOLUTION FROM FISH TO MAMMALS BY GENE DUPLICATION

2009 • 709 citations

The relation of a particular chromosomal element to the development of the nucleoli in Zea mays

1934 • 658 citations

Types of Polyploids: Their Classification and Significance

1947 • 632 citations

Chromosomal and Nuclear Location of Mouse Satellite DNA in Individual Cells

1970 • 470 citations

Cytology and cytogenetics

1957 • 450 citations

The Phenomenon of Position Effect

1950 • 436 citations

Chromosome Alterations Caused by Hybridization and Their Bearing upon Certain General Genetic Problems

1934 • 332 citations

Models of Speciation

1968 • 313 citations

Chromosome studies. I. Taxonomic relationships shown in the chromosomes of tettigidae and acrididae: V‐shaped chromosomes and their significance in acrididae, locustidae, and gryllidae: Chromosomes and variation

1916 • 309 citations

Chromosomal Breakage in a Rare and Probably Genetically Determined Syndrome of Man

1965 • 307 citations

Nucleotide Sequence Repetition: A Rapidly Reassociating Fraction of Mouse DNA

1966 • 288 citations

Chromosomal Variation and Evolution

1966 • 271 citations

Cytogenetics of B-Chromosomes

1964 • 249 citations

Indian Muntjac, Muntiacus muntjak : A Deer with a Low Diploid Chromosome Number

1970 • 241 citations

CATASTROPHIC SELECTION AS A FACTOR IN SPECIATION

1962 • 229 citations

Haploid Angiosperms

1963 • 228 citations

Some properties of the single strands isolated from the DNA of the nuclear satellite of the mouse (Mus musculus)

1969 • 213 citations

THE ANNUAL INVITATION LECTURE ULTRASTRUCTURE AND MOLECULAR ORGANIZATION OF GENETIC SYSTEMS

1961 • 212 citations

The ultrastructure and spatial organization of the metaphase kinetochore in mitotic rat cells

1967 • 207 citations

Heterochromatic Chromosomes in the Coccids

1964 • 200 citations

Genotypic control of chromosome form and behaviour

1961 • 196 citations

The kinetochore of the hemiptera

1961 • 186 citations

Speciation in Flowering Plants

1966 • 183 citations

Chromosome Variability and Geographic Distribution in Insects

1966 • 165 citations

Localization of repetitive DNA in the chromosomes of Microtus agrestis by means of in situ hybridization

1971 • 158 citations

The diffuse spindle attachment of coccids, verified by the mitotic behavior of induced chromosome fragments

1941 • 153 citations

Evidence for a ‘Folded-Fibre’ Organization in Human Chromosomes

1966 • 151 citations

TELOMERE ATTACHMENT OF CHROMOSOMES. SOME GENETICAL AND CYTOLOGICAL CONSEQUENCES

1966 • 150 citations

Preferential segregation in maize.

1952 • 144 citations

Somatic association in Triticum aestivum.

1966 • 138 citations

Non replicating DNA in Drosophila.

1969 • 135 citations

Origin of Satellite DNA

1971 • 130 citations

Polyploidization in the fish family Cyprinidae, order Cypriniformes

1969 • 126 citations

THE EFFECT OF ABNORMAL CHROMOSOME 10 ON PREFERENTIAL SEGREGATION AND CROSSING OVER IN MAIZE

1966 • 124 citations

A chemically-induced variegated-type position effect in the mouse

1961 • 120 citations

Cytological evidence of constant tetraploidy in the bisexual South American frog Odontophrynus americanus

1966 • 118 citations

Karyotype stability and DNA variability in the Acrididae

1966 • 114 citations

Der Nukleolus als lebenswichtiger Bestandteil des Zellkernes

1960 • 111 citations

Mitotic instability leading to an accumulation of B-chromosomes in grasshoppers

1969 • 111 citations

INTERSPECIFIC HYBRIDIZATION IN HAPLOPAPPUS AND ITS BEARING ON CHROMOSOME EVOLUTION IN THE BLEPHARODON SECTION

1962 • 105 citations

Heterozygosity and Genetic Polymorphism in Parthenogenetic Animals

1970 • 95 citations

A cytological and experimental analysis of the meiotic behavior of the univalent X chromosome in the bearberry aphid Tamalia (Phyllaphis) coweni (Ckll.)

1942 • 94 citations

Karyotypic fissioning and Canid phylogeny

1970 • 94 citations

Chromosome Pairing: Effect of Colchicine on an Isochromosome

1970 • 91 citations

Heterochromatin and chromosome aberrations

1969 • 87 citations

REVERSAL OF HETEROCHROMATIZATION AND THE ACTIVITY OF THE PATERNAL CHROMOSOME SET IN THE MALE MEALY BUG

1967 • 84 citations

A MEIOTIC PECULIARITY IN RYE, SIMULATING A TERMINAL CENTROMERE

2010 • 83 citations

Behavior and fine structure of spindle fibers during mitosis in endosperm

1968 • 83 citations

Mitosis and meiosis in Rhodnius Prolixus: The fine structure of the spindle and diffuse kinetochore

1967 • 81 citations

Recent Advances in the Study of the Kinetochore

1958 • 74 citations

Polyploidy in the Common Tree Toad Hyla versicolor Le Conte

1970 • 69 citations

A COMPARATIVE STUDY OF MITOSIS IN THE ONAGRACEAE

1962 • 69 citations

The chromosome complement

1968 • 64 citations

The Identification of the Chromosomes of the D Group (13–15) Denver: An Autoradiographic and Measurement Study

1966 • 62 citations

Scanning Electron Microscopic Observations of Surface Structure of Isolated Human Chromosomes

1971 • 58 citations

The Cytogenetics of Oenothera

1962 • 56 citations

Strandedness of Chromosomes

1969 • 55 citations

THE INDEPENDENT ANEUPLOID ORIGIN OF TWO SPECIES OFCHAENACTIS(COMPOSITAE) FROM A COMMON ANCESTOR

1965 • 54 citations

Taxonomical Evaluation of Polyploids

1951 • 54 citations

Natural Hybridization Between the Teiid Lizards Cnemidophorus sonorae (Parthenogenetic) and Cnemidophorus tigris (Bisexual)

1970 • 53 citations

Natural Triploidy in Salamanders Related to Ambystoma jeffersonianum

1963 • 50 citations

Subchromatid structure of chromosomes in the living state

1965 • 50 citations

THE MECHANISM OF SOMATIC ASSOCIATION IN COMMON WHEAT, TRITICUM AESTIVUM L. I. SUPPRESSION OF SOMATIC ASSOCIATION BY COLCHICINE

1969 • 49 citations

CHROMOSOMES OF THE SOUTH AMERICAN AMPHIBIAN FAMILY CERATOPHRIDAE WITH A RECONSIDERATION OF THE TAXONOMIC STATUS OF ODONTOPHRYNUS AMERICANUS

1967 • 49 citations

On the chromosomes of the geometrid moth genus Cidaria

1965 • 47 citations

EXPERIMENTAL POLYPLOIDY IN ANIMALS

1969 • 44 citations

PREFERENTIAL PAIRING IN STRUCTURAL HETEROZYGOTES OF ZEA MAYS

1963 • 44 citations

Haploidy and Angiosperm Evolution

1964 • 44 citations

STRUCTURAL HETEROZYGOSITY IN NATURAL POPULATIONS OF THE GRASSHOPPERTRIMEROTROPIS SPARSA

1951 • 43 citations

Absence of Histones from the Chromosomal Proteins of Fungi

1971 • 43 citations

THE TAXONOMIC SIGNIFICANCE OF AUTOPOLYPLOIDY

1967 • 43 citations

Nucleolar size in cells of Xenopus laevis in relation to nucleolar competition

1963 • 42 citations

An anomalous variation due to B Chromosomes in rye

1969 • 41 citations

Cytogenetics of the grasshopper Moraba scurra. 1. Meiosis of interracial and Interpopulation hybrids.

1957 • 39 citations

Studies on Periplaneta americana

1958 • 39 citations

Allopolyploidization of autopolyploids I. Possibilities and limitations

1969 • 39 citations

CHROMOSOMAL DNA SYNTHESIS IN DROSOPHILA MELANOGASTER

1968 • 38 citations

Chromosomes of unusual length in hybrids between two species of Nicotiana.

1966 • 38 citations

The cytology of oxalis dispar (brown)

1956 • 36 citations

A STUDY OF MEIOSIS IN THE PROGENY OF X-IRRADIATED LUZULA PURPUREA

2009 • 36 citations

Karyotypic variation following an elevational gradient in the pocket gopher, Thomomys bottae grahamensis Goldman

1970 • 34 citations

Harmful B-chromosomes in a mealy bug: additional evidence

1969 • 33 citations

The Development of Anucleolate Embryos ofXenopus laevis

1960 • 33 citations

Heterochromatin, colchicine, and karyotype

1965 • 32 citations

A Note on Centromere Organization

1949 • 30 citations

Chiasma frequency and the disjunction of interchange associations in rye

1965 • 28 citations

Studies on Periplaneta americana

1957 • 28 citations

THE EFFECT OF STRUCTURAL HETEROZYGOSITY ON THE DEGREE OF PREFERENTIAL PAIRING IN ALLOTETRAPLOIDS OF ZEA

1963 • 26 citations

A study of the developmental cytology of a mutation affecting nucleoli in Xenopus embryos

1964 • 25 citations

CYTOTAXONOMIC STUDIES IN ELEOCHARIS SUBSER. PALUSTRES: CENTRAL UNITED STATES TAXA

1968 • 24 citations

CONSEQUENCES OF SPONTANEOUS BREAKAGE OF HETEROCHROMATIC CHROMOSOME SEGMENTS IN NICOTIANA HYBRIDS

1969 • 22 citations

The Nature aud Causes of Mutations

1935 • 21 citations

IDENTIFICATION AND CHARACTERIZATION OF HUMAN CHROMOSOMES BY DNA REPLICATION SEQUENCE

1964 • 21 citations

V-TYPE POSITION EFFECTS OF A GENE IN DROSOPHILA VIRILIS NORMALLY LOCATED IN HETEROCHROMATIN

1953 • 20 citations

A NEW MECHANISM FOR NUMERICAL INCREASE OF ACCESSORY CHROMOSOMES IN CREPIS PANNONICA

2010 • 20 citations

Cytological Observations on the Strandedness of Mammalian Metaphase Chromosomes

1966 • 19 citations

Spontaneous chromosome fragmentation in the armored scale insects (coccoïdea‐diaspididae)

1960 • 19 citations

THE DESOXYRIBONUCLEIC ACID CONTENT OF THE NUCLEUS AS A CYTOTAXONOMIC CHARACTER IN MANTIDS (ORTHOPTERA : MANTOIDEA)

1951 • 18 citations

Origin of the pattern and chronology of chromosome replication in vertebrates.

1969 • 15 citations

Changes in nucleolar ultrastructure associated with differentiation in the root apex.

1966 • 15 citations

THE EFFECT OF X-IRRADIATION ON DIPLOID AND POLYPLOID LUZULA

2009 • 15 citations

DEHETEROCHROMATINIZATION OF THE CHROMOSOMES IN <i>SPIRANTHES SINENSIS</i>

1969 • 13 citations

Double-strandedness of meiotic prophase chromatids to light microscope optics and its relationship to genetic recombination.

1966 • 11 citations

Meiotic Behavior in Autotetraploid Maize with Abnormal Chromosome 10

1967 • 11 citations

IDENTIFICATION BY AUTORADIOGRAPHY OF THE CHROMOSOMES INVOLVED IN A FAMILIAL 15/18 TRANSLOCATION

2009 • 10 citations

Chromosome Pairing in Haploid <i>Sorghum</i>

1968 • 9 citations

Induced allopolyploidization of autotetraploidBrassica campestris

1967 • 7 citations

Growing Points of DNA in Cultured Mammalian Cells

1968 • 4 citations