Oxford Index Search Results

You are looking at 1-20 of 319 items for:

tetraploid x clear all

Refine by type

Refine by product

 

tetraploid

Overview page. Subjects: Biological Sciences — Medicine and Health.

Describing a nucleus, cell, or organism that has four times (4n) the haploid number (n) of chromosomes. See also polyploid.

See overview in Oxford Index

tetraploid

Overview page. Subjects: Biological Sciences — Medicine and Health.

Describing a nucleus, cell, or organism that has four times (4n) the haploid number (n) of chromosomes. See also polyploid.

See overview in Oxford Index

tetraploid

Elizabeth Martin and Robert Hine.

in A Dictionary of Biology

January 2008; p ublished online January 2008 .

Reference Entry. Subjects: Biological Sciences. 21 words.

Describing a nucleus, cell, or organism that has four times (4n) the haploid number (n) of

Go to Oxford Reference »  home page

tetraploid

Edited by Robert Hine and Elizabeth Martin.

in A Dictionary of Biology

June 2016; p ublished online September 2015 .

Reference Entry. Subjects: Biological Sciences. 21 words.

Describing a nucleus, cell, or organism that has four times (4n) the haploid number (n) of

Go to Oxford Reference »  home page

tetraploid

John Lackie.

in A Dictionary of Biomedicine

January 2010; p ublished online January 2010 .

Reference Entry. Subjects: Clinical Medicine. 16 words.

A nucleus, cell, or organism with four copies of the normal *haploid complement of chromosomes.

Go to Oxford Reference »  home page

tetraploid

Robert C. King, William D. Stansfield and Pamela K. Mulligan.

in A Dictionary of Genetics

January 2007; p ublished online January 2007 .

Reference Entry. Subjects: Genetics and Genomics. 14 words.

having four haploid sets of chromosomes in the nucleus. See allotetraploid, autotetraploid, polyploidy.

Go to Oxford Reference »  home page

tetraploid

Robert C. King, Pamela K. Mulligan and William D. Stansfield.

in A Dictionary of Genetics

January 2013; p ublished online January 2014 .

Reference Entry. Subjects: Genetics and Genomics. 14 words.

having four haploid sets of chromosomes in the nucleus. See allotetraploid, autotetraploid, polyploidy.

Go to Oxford Reference »  home page

A Tetraploid Amazon Molly, <i>Poecilia formosa</i>

Kathrin P. Lampert, Dunja K. Lamatsch, Petra Fischer and Manfred Schartl.

in Journal of Heredity

March 2008; p ublished online January 2008 .

Journal Article. Subjects: Genetics and Genomics. 2276 words.

Polyploidization is thought to be an important driving force in evolution as it increases the genetic material on which mutation and selection can act. In the Amazon molly, Poecilia formosa,null...

Go to Oxford Journals »  abstract

Differential gene expression and alternative splicing between diploid and tetraploid watermelon

Thangasamy Saminathan, Padma Nimmakayala, Sumanth Manohar, Sridhar Malkaram, Aldo Almeida, Robert Cantrell, Yan Tomason, Lavanya Abburi, Mohammad A. Rahman, Venkata G. Vajja, Amit Khachane, Brajendra Kumar, Harsha K. Rajasimha, Amnon Levi, Todd Wehner and Umesh K. Reddy.

in Journal of Experimental Botany

March 2015; p ublished online December 2014 .

Journal Article. Subjects: Plant Sciences and Forestry. 9878 words.

The exploitation of synthetic polyploids for producing seedless fruits is well known in watermelon. Tetraploid progenitors of triploid watermelon plants, compared with their diploid...

Go to Oxford Journals »  home page

Genome size variation in diploid and tetraploid wild wheats

Hakan Özkan, Metin Tuna, Benjamin Kilian, Naoki Mori and Shoji Ohta.

in AoB PLANTS

January 2010; p ublished online September 2010 .

Journal Article. Subjects: Plant Sciences and Forestry. 6175 words.

Background and aims

Intra- and interspecific variations of C-values and the relationship between habitat factors and genome size were studied in natural...

Go to Oxford Journals »  full text: open access

TetraploidMap: Construction of a Linkage Map in Autotetraploid Species

C. A. Hackett and Z. W. Luo.

in Journal of Heredity

July 2003; p ublished online July 2003 .

Journal Article. Subjects: Genetics and Genomics. 1236 words.

TetraploidMap is a suite of Fortran 90 routines run from Microsoft Windows with a text-based input and output. TetraploidMap enables the user to assemble a linkage map from dominant and...

Go to Oxford Journals »  abstract

Allozyme Diversity in the Tetraploid Endemic <i>Thymus loscosii</i> (Lamiaceae)

JORDI LÓPEZ‐PUJOL, MARIA BOSCH, JOAN SIMON and CÈSAR BLANCHÉ.

in Annals of Botany

March 2004; p ublished online March 2004 .

Journal Article. Subjects: Ecology and Conservation; Evolutionary Biology; Plant Sciences and Forestry. 6660 words.

Background and Aims Thymus loscosii (Lamiaceae) is a tetraploid perennial species endemic to the Ebro river basin (north‐eastern Spain), which is included in the National...

Go to Oxford Journals »  home page

Complex cytogeographical patterns reveal a dynamic tetraploid–octoploid contact zone

Mariana Castro, Sílvia Castro, Albano Figueiredo, Brian Husband and João Loureiro.

in AoB PLANTS

P ublished online February 2018 .

Journal Article. Subjects: Ecology and Conservation; Plant Evolution; Plant Sciences and Forestry. 11505 words.

Abstract

The distribution of cytotypes in mixed-ploidy species is crucial for evaluating ecological processes involved in the establishment and evolution of...

Go to Oxford Journals »  home page

Selection on Meiosis Genes in Diploid and Tetraploid <i>Arabidopsis arenosa</i>

Kevin M. Wright, Brian Arnold, Katherine Xue, Maria Šurinová, Jeremy O’Connell and Kirsten Bomblies.

in Molecular Biology and Evolution

April 2015; p ublished online December 2014 .

Journal Article. Subjects: Evolutionary Biology; Molecular and Cell Biology. 8066 words.

Meiotic chromosome segregation is critical for fertility across eukaryotes, and core meiotic processes are well conserved even between kingdoms. Nevertheless, recent work in animals has...

Go to Oxford Journals »  abstract

Brief communication. Tetraploid nature of <i>Sorghum bicolor</i> (L.) Moench

MI Gomez, MN Islam-Faridi, MS Zwick, DG Czeschin, GE Hart, RA Wing, DM Stelly and HJ Price.

in Journal of Heredity

March 1998; p ublished online March 1998 .

Journal Article. Subjects: Genetics and Genomics. 0 words.

The advent of bacterial artificial chromosomes (BACs) and development of high quality methods for fluorescent in situ hybridization (FISH) to plant chromosomes offer revolutionary tools for...

Go to Oxford Journals »  abstract

Correspondence of Trichome Mutations in Diploid and Tetraploid Cottons

Aparna Desai, Peng W. Chee, O. Lloyd May and Andrew H. Paterson.

in Journal of Heredity

March 2008; p ublished online February 2008 .

Journal Article. Subjects: Genetics and Genomics. 2381 words.

Quantitative variation for leaf trichome number is observed within and among Gossypium species, varying from glabrous to densely pubescent phenotypes. Moreover, economically important...

Go to Oxford Journals »  abstract

Evolutionary Metabolomics Reveals Domestication-Associated Changes in Tetraploid Wheat Kernels

Romina Beleggia, Domenico Rau, Giovanni Laidò, Cristiano Platani, Franca Nigro, Mariagiovanna Fragasso, Pasquale De Vita, Federico Scossa, Alisdair R. Fernie, Zoran Nikoloski and Roberto Papa.

in Molecular Biology and Evolution

July 2016; p ublished online April 2016 .

Journal Article. Subjects: Evolutionary Biology; Molecular and Cell Biology. 10721 words.

Domestication and breeding have influenced the genetic structure of plant populations due to selection for adaptation from natural habitats to agro-ecosystems. Here, we investigate the...

Go to Oxford Journals »  full text: open access

Prioritizing quantitative trait loci for root system architecture in tetraploid wheat

Marco Maccaferri, Walid El-Feki, Ghasemali Nazemi, Silvio Salvi, Maria Angela Canè, Maria Chiara Colalongo, Sandra Stefanelli and Roberto Tuberosa.

in Journal of Experimental Botany

February 2016; p ublished online February 2016 .

Journal Article. Subjects: Plant Sciences and Forestry. 13464 words.

Optimization of root system architecture (RSA) traits is an important objective for modern wheat breeding. Linkage and association mapping for RSA in two recombinant inbred line populations...

Go to Oxford Journals »  full text: open access

Molecular Characterization of a Diagnostic DNA Marker for Domesticated Tetraploid Wheat Provides Evidence for Gene Flow from Wild Tetraploid Wheat to Hexaploid Wheat

Jan Dvorak, Eduard D. Akhunov, Alina R. Akhunov, Karin R. Deal and Ming-Cheng Luo.

in Molecular Biology and Evolution

July 2006; p ublished online May 2006 .

Journal Article. Subjects: Evolutionary Biology; Molecular and Cell Biology. 8565 words.

All forms of domesticated tetraploid wheat (Triticum turgidum, genomes AABB) are nearly monomorphic for restriction fragment length polymorphism (RFLP) haplotype a at the Xpsr920 locus on...

Go to Oxford Journals »  abstract

TetraploidMap for Windows: Linkage Map Construction and QTL Mapping in Autotetraploid Species

Christine Anne Hackett, Iain Milne, John E. Bradshaw and Zewei Luo.

in Journal of Heredity

November 2007; p ublished online October 2007 .

Journal Article. Subjects: Genetics and Genomics. 1541 words.

An earlier program, TetraploidMap, enabled linkage analysis to be performed for autotetraploid species, with a text-based input and output. The current program, TetraploidMap for Windows,...

Go to Oxford Journals »  abstract

Differences in Zinc Efficiency among and within Diploid, Tetraploid and Hexaploid Wheats

I. CAKMAK, I. TOLAY, A. OZDEMIR, H. OZKAN, L. OZTURK and C. I. KLING.

in Annals of Botany

August 1999; p ublished online August 1999 .

Journal Article. Subjects: Ecology and Conservation; Evolutionary Biology; Plant Sciences and Forestry. 7 words.

Greenhouse experiments were carried out with six diploid, nine tetraploid and seven hexaploid wheats, including wild and primitive genotypes, to study the influence of varied zinc (Zn)...

Go to Oxford Journals »  home page