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1

Occurrence of down syndrome and human sexual behavior

Dr. Iva Milstein-Moscati, Willy Becak, John M. Opitz

Journal:

American Journal of Medical Genetics Part A

Year:

1981

Language:

english

File:

PDF, 369 KB

english, 1981

2

Occurrence of down syndrome and human sexual behavior

Iva Milstein-Moscati, Willy Beçak

Journal:

American Journal of Medical Genetics Part A

Year:

1983

Language:

english

File:

PDF, 88 KB

english, 1983

3

Taste Thresholds for Phenylthiourea among Ashkenazic Jews

SALDANHA, P. H., BECAK, W.

Journal:

Year:

1959

Language:

english

File:

PDF, 512 KB

english, 1959

4

Chromosome Atlas: Fish, Amphibians, Reptiles, and Birds ||

Benirschke, Kurt, Hsu, T. C., Beçak, Maria Luiza, Beçak, Willy, Chen, T. R., Shoffner, Robert N.

Year:

1975

File:

PDF, 8.23 MB

1975

5

X-linked syndrome: Mental retardation, hip luxation, and G6PD variant [Gd(+) Butantan]

R. C. Stocco dos Santos, O. C. O. Barretto, K. Nonoyama, N. H. C. Castro, O. P. Ferraz, J. Walter-Moura, C. C. S. Vescio, W. Beçak

Journal:

American Journal of Medical Genetics Part A

Year:

1991

Language:

english

File:

PDF, 391 KB

english, 1991

6

Shashi XLMR syndrome: Report of a second family

Nelson H.C. Castro, Rita C. Stocco dos Santos, Retecher Nelson, Willy Beçak, Bernhard Hane, Charles J. Lindsey, Herbert A. Lubs, Roger E. Stevenson, Charles E. Schwartz

Journal:

American Journal of Medical Genetics Part A

Year:

2003

Language:

english

File:

PDF, 67 KB

english, 2003

7

Stocco dos Santos X-linked mental retardation syndrome: Clinical elucidation and localization to Xp11.3–Xq21.3

Rita C. Stocco dos Santos, Nelson H.C. Castro, A. Lillia Holmes, Willy Beçak, Darci Tackels-Horne, Charles J. Lindsey, Herbert A. Lubs, Roger E. Stevenson, Charles E. Schwartz

Journal:

American Journal of Medical Genetics Part A

Year:

2003

Language:

english

File:

PDF, 70 KB

english, 2003

8

Beta-carotene as a modulator of chromosomal aberrations induced in mouse bone marrow cells

Dr. Daisy M. F. Salvadori, Lúcia R. Ribeiro, Marília D. M. Oliveira, Carlos A. B. Pereira, Willy Beçak

Journal:

Environmental and Molecular Mutagenesis

Year:

1992

Language:

english

File:

PDF, 384 KB

english, 1992

9

Polymorphism of albumin-like proteins in the South American tetraploid frog Odontophrynus americanus (Salientia: Ceratophrydidae)

Willy Beçak, Arno R. Schwantes, Maria Luiza B. Schwantes

Journal:

Journal of Experimental Zoology Part A Ecological Genetics and Physiology

Year:

1968

Language:

english

File:

PDF, 261 KB

english, 1968

10

Quercetin induces structural chromosomal aberrations and uncommon rearrangements in bovine cells transformed by the E7 protein of bovine papillomavirus type 4

A. M. Leal, O. P. Ferraz, C. Carvalho, A. C. Freitas, R. G. Beniston, W. Beçak, M. S. Campo, R. C. Stocco dos Santos

Journal:

Veterinary and Comparative Oncology

Year:

2003

Language:

english

File:

PDF, 832 KB

english, 2003

11

Clastogenic effect of bracken fern (Pteridium aquilinum v. arachnoideum) diet in peripheral lymphocytes of human consumers: preliminary data

R. C. Recouso, R. C. Stocco dos Santos, R. Freitas, R. C. Santos, A. C. de Freitas, O. Brunner, W. Beçak, C. J. Lindsey

Journal:

Veterinary and Comparative Oncology

Year:

2003

Language:

english

File:

PDF, 349 KB

english, 2003

12

Active nucleolar-organizer regions in polyploid populations ofOdontophrynus americanus(Amphibia, Anura) from South Brasil

I. R. G. Ruiz, T. M. B. Almeida, W. Beçak

Journal:

Year:

1984

Language:

english

File:

PDF, 1.31 MB

english, 1984

13

The comparative DNA content of 19 species of placental mammals, reptiles, and birds

N. B. Atkin, Gail Mattinson, Willy Beçak, Susumu Ohno

Journal:

Year:

1965

Language:

english

File:

PDF, 551 KB

english, 1965

14

Further studies on polyploid amphibians (Ceratophrydidae)

Maria Luiza Beçak, Willy Beçak

Journal:

Year:

1970

Language:

english

File:

PDF, 1.47 MB

english, 1970

15

Behaviour of the ZW sex bivalent in the snakeBothrops jararaca

Maria Luiza Beçak, Willy Beçak

Journal:

Year:

1981

Language:

english

File:

PDF, 1.13 MB

english, 1981

16

Further studies on polyploid amphibians (Ceratophrydidae)

Willy Beçak, Maria Luiza Beçak, Delson Lavalle, Giorgio Schreiber

Journal:

Year:

1967

Language:

english

File:

PDF, 489 KB

english, 1967

17

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

Maria Luiza Beçak, Willy Beçak, Maria Nazareth Rabello

Journal:

Year:

1966

Language:

english

File:

PDF, 1.11 MB

english, 1966

18

Cytogenetic effects of inhaled ethylene oxide in somatic and germ cells of mice

Lúcia Regina Ribeiro, Maria Nazareth Rabello-Gay, Daisy Maria Fávero Salvadori, Carlos Alberto Bragança Pereira, Willy Beçak

Journal:

Archives of Toxicology

Year:

1987

Language:

english

File:

PDF, 402 KB

english, 1987

19

Close karyological kinship between the reptilian suborder serpentes and the class aves

Willy Beçak, Maria Luiza Beçak, H. R. S. Nazareth, Susumu Ohno

Journal:

Year:

1964

Language:

english

File:

PDF, 1.65 MB

english, 1964

20

Chromosomal uniformity in the avian subclassCarinatae

Susumu Ohno, Christina Stenius, L. C. Christian, Willy Beçak, Maria Luiza Beçak

Journal:

Year:

1964

Language:

english

File:

PDF, 1.12 MB

english, 1964

21

Chromosome replication in four species of snakes

N. O. Bianchi, W. Beçak, Martha S. A. Bianchi, Maria L. Beçak, Maria N. Rabello

Journal:

Year:

1969

Language:

english

File:

PDF, 2.10 MB

english, 1969

22

Further studies on polyploid amphibians (Ceratophrydidawe)

Maria Luiza Beçak, Willy Beçak, Maria Nazareth Rabello

Journal:

Year:

1967

Language:

english

File:

PDF, 1.97 MB

english, 1967

23

X-autosome ratio and the behavior pattern of individual X-chromosomes in placental mammals

Susumu Ohno, Willy Beçak, Maria Luiza Beçak

Journal:

Year:

1964

Language:

english

File:

PDF, 2.17 MB

english, 1964

24

Further studies on polyploid amphibians

Itamar Romano Garcia Ruiz, Willy Beçak

Journal:

Year:

1976

Language:

english

File:

PDF, 1.05 MB

english, 1976

25

Escape efficiency of diploid and polyploid frogs: A comparison ofOdontophrynus cultripes(2n=22) andO. americanus(4n=44)

Robert M. Murphey, Willy Beçak, Alexandre E. Dias de Moraes

Journal:

Behavior Genetics

Year:

1981

Language:

english

File:

PDF, 576 KB

english, 1981

26

Activity of ethylene oxide in the mouse sperm morphology test

Lucia Regina Ribeiro, Daisy Maria Fávero Salvadori, Carlos Alberto Bragança Pereira, Willy Beçak

Journal:

Archives of Toxicology

Year:

1987

Language:

english

File:

PDF, 223 KB

english, 1987

27

Chromatin circles in amphibian previtellogenic oocytes

Maria Luiza Beçak, Kazumi Fukuda Pizzocaro

Journal:

Cellular and Molecular Life Sciences

Year:

1980

Language:

english

File:

PDF, 1.36 MB

english, 1980

28

Chromsome aberrations in cattle raised on bracken fern pasture

J. Walter Moura, R. C. Stocco dos Santos, M. L. Z. Dagli, J. L. D'Angelino, E. H. Birgel, W. Beçak

Journal:

Cellular and Molecular Life Sciences

Year:

1988

Language:

english

File:

PDF, 570 KB

english, 1988

29

Isolates of cucumber mosaic virus from spontaneously infected plants ofChelidonium majusandImpatiens parviflora

Journal:

Biologia Plantarum

Year:

1979

Language:

english

File:

PDF, 699 KB

english, 1979

30

Erythropoiesis in the Diploid and TetraploidOdontophrynus americanus: An Evolutionary Approach in These Cryptic Species (Amphibia, Anura, Leptodactylidae)

A. M. Cianciarullo, M. J. Soares, W. Beçak

Journal:

Comparative Clinical Pathology

Year:

2000

Language:

english

File:

PDF, 371 KB

english, 2000

31

Haemoglobin biosynthesis site in rabbit embryo erythroid cells

Aurora M. Cianciarullo, Álvaro L. Bertho, Maurilio J. Soares, Tânia M. Hosoda, Simone Nogueira-Silva, Willy Beçak

Journal:

Cell Biology International

Year:

2003

Language:

english

File:

PDF, 802 KB

english, 2003

32

Cytogenetic studies in peripheral blood of bovines afflicted by papillomatosis

T. C. Melo, N. Diniz, S. R. C. Campos, O. P. Ferraz, C. J. Lindsey, T. T. Rieger, W. Beçak, R. C. Stocco

Journal:

Veterinary and Comparative Oncology

Year:

2011

Language:

english

File:

PDF, 545 KB

english, 2011

33

Ultrastructural chemical reaction to detect saturated phospholipids of a natural surfactant from pig lungs

Aurora M. Cianciarullo, Ednilse Leme, Willy Beçak, Isais Raw, Flávia S. Kubrusly

Journal:

Biotechnology Letters

Year:

2001

Language:

english

File:

PDF, 192 KB

english, 2001

34

Interspecific variability of DNA content in Amphibia

W. Beçak, Maria Luiza Beçak, G. Schreiber, D. Lavalle, Flàvia O. Amorim

Journal:

Cellular and Molecular Life Sciences

Year:

1970

Language:

english

File:

PDF, 432 KB

english, 1970

35

A diploid population of the polyploid amphibianOdontophrynus americanusand an artificial intraspecific triploid hybrid

Maria Luiza Beçak, W. Beçak, L. D. Vizotto

Journal:

Cellular and Molecular Life Sciences

Year:

1970

Language:

english

File:

PDF, 586 KB

english, 1970

36

Sex determining mechanismXY1Y2inArtibeus lituratus lituratus(Chiroptera-phyllostomidae)

M. L. BeÇak, R. F. Batistic, L. D. Vizotto, W. BeÇak

Journal:

Cellular and Molecular Life Sciences

Year:

1969

Language:

english

File:

PDF, 745 KB

english, 1969

37

Arrangement of nucleosomes in condensed chromatin fibres

Maria Luiza Beçak, K. Fukuda

Journal:

Cellular and Molecular Life Sciences

Year:

1979

Language:

english

File:

PDF, 1.22 MB

english, 1979

38

Chromatin ultrastructure of lower vertebrates

Maria Luiza Beçak, K. Fukuda, Sylvia Mendes Carneiro

Journal:

Cellular and Molecular Life Sciences

Year:

1977

Language:

english

File:

PDF, 1.14 MB

english, 1977

39

Diploidization inEleutherodactylus(Leptodactylidae-amphibia)

Maria Luiza Beçak, W. Beçak

Journal:

Cellular and Molecular Life Sciences

Year:

1974

Language:

english

File:

PDF, 829 KB

english, 1974

40

Chromosome structure; Half-chromatids in chloroform treated metaphases

Maria Luiza Beçak

Journal:

Cellular and Molecular Life Sciences

Year:

1974

Language:

english

File:

PDF, 1.09 MB

english, 1974

41

Chromosome secondary constrictions in different stages of development

Maria Luiza Beçak, W. Beçak

Journal:

Cellular and Molecular Life Sciences

Year:

1973

Language:

english

File:

PDF, 936 KB

english, 1973

42

Hemoglobin in immature erythrocyte mitochondrion-like organelles

A. Brunner, A. R. Schwantes, M. L. Schwantes, W. Beçak

Journal:

Cellular and Molecular Life Sciences

Year:

1972

Language:

english

File:

PDF, 937 KB

english, 1972

43

The reduction of genic activity in the tetraploid amphibianOdontophrynus americanusis not due to loss of ribosomal DNA

J. Schmidtke, W. Beçak, W. Engel

Journal:

Cellular and Molecular Life Sciences

Year:

1976

File:

PDF, 211 KB

1976

44

W-Sex chromatin fluorescence in snakes

W. Beçak, Maria Luiza Beçak

Journal:

Cellular and Molecular Life Sciences

Year:

1972

Language:

english

File:

PDF, 1.00 MB

english, 1972

45

Mouse sex vesicle. C-band and pairing at the light and electron microscope

Maria Luiza Beçak, Sylvia M. Carneiro, W. Beçak

Journal:

Cellular and Molecular Life Sciences

Year:

1977

Language:

english

File:

PDF, 1.26 MB

english, 1977

46

Circles in spermatocyte chromatin loops. Electron microscopy and AgAs-NORs studies

Maria Luiza Beçak, Sylvia Mendes Carneiro, K. Fukuda

Journal:

Cellular and Molecular Life Sciences

Year:

1978

Language:

english

File:

PDF, 617 KB

english, 1978

47

Origin of the synaptonemal complex

Maria Luiza Beçak, W. Beçak

Journal:

Cellular and Molecular Life Sciences

Year:

1972

Language:

english

File:

PDF, 533 KB

english, 1972

48

DNA and RNA content in diploid and tetraploid amphibians

W. Beçak, G. Goissis

Journal:

Cellular and Molecular Life Sciences

Year:

1971

Language:

english

File:

PDF, 227 KB

english, 1971

49

Artificial triploid hybrids by interspecific mating ofOdontophrynus(Amphibia, anura)

W. Beçak, Maria Luiz Beçak, F. G. Langlada

Journal:

Cellular and Molecular Life Sciences

Year:

1968

Language:

english

File:

PDF, 875 KB

english, 1968

50

Chromatin-free synaptonemal complex in whole mount preparations

Maria Luiza Beçak, W. Beçak, Sylvia M. Carneiro

Journal:

Cellular and Molecular Life Sciences

Year:

1975

Language:

english

File:

PDF, 1.12 MB

english, 1975

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