Citations with the tag: CYTOPLASMIC male sterility
Results 1 - 50
- The dynamics of gynodioecy in Plantago lanceolata L. I. Frequencies of male-steriles and their cytoplasmic male sterility types.
DE HAAN, ANITA A; LUYTEN, RENE M J M; BAKX-SCHOTMAN, TANJA J M T; VAN DAMME, JOS M M // Heredity;
The maintenance of a gynodioecious breeding system (hermaphrodites and male-steriles) was studied in Plantago lanceolata. Cytoplasmic-nuclear inheritance is important in the maintenance of male-steriles. The male-sterile trait is cytoplasmically based (CMS), and male fertility can be restored by...
- Unique Aspects of Cytoplasmic Male Sterility and Fertility Restoration in Brassica napus.
Brown, G. G. // Journal of Heredity; May/Jun99, Vol. 90 Issue 3, p351
Summarizes the molecular and genetic analysis of cytoplasmic male sterility (CMS). CMS and fertility restoration in Brassica napus; CMS-associated gene regions and their expression; Developmental control of Rfp action.
Schlegel, Rolf H. J. // Encyclopedic Dictionary of Plant Breeding & Related Subjects; 2003, p258
A definition of the term "maintainer," which is used for maintaining and multiplication of a cytoplasmic male sterile line.
- No evidence for local adaptation between cytoplasmic male sterility and nuclear restorer genes in the gynodioecious species Thymus vulgaris L.
LAVIGNE§,; SHYKOFF †; ATLAN¶ // Heredity;
In Thymus vulgaris L., sex determination involves both the nuclear and the cytoplasmic genomes: the cytoplasm is responsible for male sterility (the female phenotype) whereas specific nuclear genes may restore male fertility (the hermaphrodite phenotype). The evolutionary dynamics of cytoplasmic...
- More Genetic Diversity for Onions.
LAVIGNE§,; SHYKOFF †; ATLAN¶ // Agricultural Research; Jul2000, Vol. 48 Issue 7, p23
Focuses on the source of cytoplasmic male sterility (CMS) developed by onion breeders. Details on the CMS line; Disadvantages of relying on a single source of hybrid onion seed; Information on the United States Department of Agriculture's onion breeding program.
- Mutator-induced mutations of the rf1 nuclear fertility restorer of T-cytoplasm maize alter the...
Wise, Roger P.; Dill, Carren L. // Genetics; Jul96, Vol. 143 Issue 3, p1383
Examines mutations of the rf1 nuclear fertility restoration of T-cytoplasm maize. Effect on accumulation of T-urf13 mitochondrial transcripts; Role of dominant alleles of the rf1 and rf2 nuclear-encoded fertility restorer genes for restoring the pollen fertility in T-cytoplasm maize.
- New CMS-associated Phenotypes in Cybrids Nicotiana tabacum L. (+Hyoscyamus niger L.).
M.K. Zubko; E.I. Zubko; K. Adler; B. Grimm; Y.Y. Gleba // Annals of Botany; 8/1/2003, Vol. 92 Issue 2, p281
Morphological characteristics were studied in cytoplasmic male sterile (CMS) cybrids possessing the tobacco nuclear genome, Hyoscyamus niger plastome and recombinant mitochondria. After backcrosses with tobacco, new flower modifications were found, including: conversions of stamens into branched...
- Assessment of maximal fertilization rates with intracytoplasmic sperm injection.
Sai Ma; Basil Ho Yuen // Journal of Assisted Reproduction & Genetics; Feb2000, Vol. 17 Issue 2, p80
Examines maximal fertilization rates following intracytoplasmic sperm injection (ICSI) in Canada. Utilization of immobilization of sperm and aspiration of oocyte cytoplasm procedures in ICSI fertilization; Comparison between natural fertilization and ICSI; Evaluation of sperm concentration and...
- Cytoplasmic Maturity of Metaphase II Human Oocytes: Biologic Importance and Clinical Implications for In Vitro Fertilization.
Katz, Nathan; Tur-Kaspa, Ilan // Reproductive Technologies; May2001, Vol. 10 Issue 3, p170
Background: Two crucial biologic events in human fertilization are cytoplasmic maturation and nuclear maturation of the oocytes. A synchrony between the nucleus and the cytoplasm in the maturation process may reduce fertilization outcome. This article reviews the biologic importance and clinical...
- Factors Affecting the Success of Intracytoplasmic Sperm Injection in Cases of Nonobstructive Azoospermia.
Sallam, Hassan N.; Agameya, Abdel-Fattah; Sallam, Ahmed; Farrag, Ashraf; Ezzeldin, Fathy // Reproductive Technologies; Sep2001, Vol. 10 Issue 5, p261
Intracytoplasmic sperm injection (ICSI) using testicular sperm is now an established treatment for infertility due to nonobstructive azoospermia. Several factors affect the results of the procedure and lead to a lower success rate compared with other causes of male infertility. Review of the...
- Paternal Factors Govern Fertilization and Early Embryo Development: Lessons Learned from Intracytoplasmic Sperm Injection.
Urman, Bulent; Balaban, Basak // Reproductive Technologies; Sep2001, Vol. 10 Issue 5, p268
Recent research has focused on paternal factors that may influence fertilization in vitro and govern early embryonic development and survival. Widespread application of intracytoplasmic sperm injection (ICSI) and the ability to culture embryos more efficiently up to the blastocyst stage have...
- Success Rate Diminishes with High Sperm Chromatin Stability.
Urman, Bulent; Balaban, Basak // Fertility Weekly; 3/17/2008, p4
The article presents a study conducted by researchers in Peru regarding the effectiveness of intracytoplasmic sperm injection (ICSI) and sperm chromatin stability. The study aims to evaluate the correlation between sperm chromatin stability and fertilization rate after ICSI. The study includes...
- The steady-state level of mRNA from the Ogura cytoplasmic male sterility locus in Brassica cybrids is determined post-transcriptionally by its 3' region.
Ballaoui, Mohammed; Pelletier, Georges; Budar, Fran�ois // EMBO Journal; 8/15/97, Vol. 16 Issue 16, p5057
We have investigated the control of the expression of three different configurations of the mitochondrial gene orf138, whose expression is correlated with Ogura cytoplasmic male-sterility in rapeseed cybrids. These configurations, termed Nco2.5/13S, Nco2.7/13F and Bam4.8/18S, specific to the 13S...
- RFLP analysis of mitochondrial DNA in two cytoplasmic male sterility systems (CMS-D2 and CMS-D8) of cotton.
Fei Wang; Chunda Feng; O'Connell, Mary; Stewart, J. McD.; Jinfa Zhang // Euphytica; Mar2010, Vol. 172 Issue 1, p93
Cytoplasmic male sterility (CMS) in higher plants is a maternally inherited trait and CMS-associated genes are known to be located in the mitochondrial genome. However, CMS-inducing genes in CMS-D2 and CMS-D8 of Upland cotton ( Gossypium hirsutum L., AD1) are currently unknown. The objective of...
- Organization and Expression of the Mitochondrial Genome in the Nicotiana sylvestris CMSII Mutant.
Lelandais, Christine; Albert, Beatrice // Genetics; Oct98, Vol. 150 Issue 2, p873
Highlights a study which investigated the mitochondrial DNA deletion's extent and gene content in the Nicotiana sylvestris cytoplasmic male sterile II mutant. Details on cosmid mapping; Involvement of the rec1 recombination in the deletion; Methodology used to conduct the study; Results of the...
- Two Nuclear-Directed Means of Suppressing a Dominant Mitochondrial Mutation in Common Bean.
Sarria, R.; Janska, H. // Journal of Heredity; May/Jun99, Vol. 90 Issue 3, p357
Summarizes a study demonstrating mean by which the pvsorf239 mitochondrial mutation in cytoplasmic male sterility common bean is suppressed by nuclear-directed mechanism. Mitochondrial genome of common bean; Posttranslational regulation of a mitochondrial mutation; Summary.
- A Unique Two-Gene Gametophytic Male Sterility System in Sorghum Involving a Possible Role of RNA...
Pring, D. R.; Tang, H. V. // Journal of Heredity; May/Jun99, Vol. 90 Issue 3, p386
Provides information on a two-gene gametophytic male sterility system in sorghum involving a possible role of RNA editing in fertility restoration. Possible roles of RNA editing in fertility restoration; Model for the relationship between RNA editing and nucleolytic cleavage of Rf107;...
- Metabolism of reactive oxygen species in cotton cytoplasmic male sterility and its restoration.
Peidong Jiang; Xiaoquan Zhang; Wei Zhu; Haiyan Xie; Xuede Wang // Plant Cell Reports; Sep2007, Vol. 26 Issue 9, p1627
AbstractÃ‚Â Ã‚Â To elucidate reactive oxygen species (ROS) metabolism of cotton cytoplasmic male sterility and the effects of restorer gene on the metabolism of ROS, the metabolism changes in the production and scavenging of ROS and gene expression related to ROS-scavenging enzymes...
- Development of two new molecular markers specific to cytoplasmic male sterility in tuber mustard ( Brassica juncea var. tumida Tsen et Lee).
Xiao-lin Yu; Qiu-bin Xiao; Jia-shu Cao; Zhu-jun Chen; Hirata, Yutaka // Euphytica; Apr2009, Vol. 166 Issue 3, p367
A novel and stable cytoplasmic male sterility CMS line of tuber mustard has been bred by subsequent backcrosses for 10 years. Two specific markers atpA and orf220 were cloned and partially characterized in our previous study (Zhang et al. ). In this study, two new molecular markers, orf256 and...
- Superior CMS ( Ogura) lines with better combining ability improve yield and maturity in cauliflower ( Brassica oleracea var. botrytis).
Dey, S.; Sharma, S.; Bhatia, R.; Parkash, Chander; Barwal, R. // Euphytica; Nov2011, Vol. 182 Issue 2, p187
Three CMS lines, Ogu1A, Ogu2A and Ogu3A were selected among ten lines after BC based on superior commercial, floral and seed setting traits. Introgression of sterile Ogura cytoplasm in cauliflower nuclear background reduced the flower size but did not affect commercial and seed setting traits...
- Sperm Nuclei as a Genetic Partner and Parthenogenetically Activated Mouse Oocytes.
Dey, S.; Sharma, S.; Bhatia, R.; Parkash, Chander; Barwal, R. // Fertility Weekly; 6/27/2005, p7
Determines cytogenetic risk of post-activation intracytoplasmic sperm injection (ICSI). Assessment of chromosomes of mouse one-cell zygotes; Evaluation of the procnucleus formation and the chromosome constitution; Use of parthenogenetic stimuli following ICSI in oocytes.
- Moricandia arvensis cytoplasm based system of cytoplasmic male sterility in Brassica juncea: Reappraisal of fertility restoration and agronomic potential.
Kaur, G.; Banga, S.K.; Gogna, K.P.S.; Joshi, S.; Banga, S.S. // Euphytica; Apr2004, Vol. 138 Issue 3, p271
Cytoplasmic male sterility (CMS) system based on the cytoplasm from Moricandia arvensis (mori) was investigated for fertility restoration and agronomic potential. Fertility restorer gene for mori CMS was introgressed from cytoplasm donor species as all the evaluated Brassica juncea genotypes...
- IDENTIFICATION OF RESTORERS AND MAINTAINERS FOR DIFFERENT cms SOURCES IN SUNFLOWER USING NEW INBREDS.
Venkanna, V.; Lokanadha Reddy, D.; Ranganatha, A. R. G. // Helia; 2008, Vol. 31 Issue 49, p65
Twelve cytoplasmic male sterile lines belonging to four cytoplasmic male sterility (cms) sources were crossed with twelve inbreds to identify fertility restorer lines for each cms source. For the same source differing in line, the inbred behaved as either maintainer/restorer. Out of the twelve...
- Sequence Analysis of the mtDNA Region Correlated with Shaan 2A Cytoplasmic Male Sterility in Rapeseed (Brassica napus L.).
HAVL�CKOV�, LENKA; CURN, VLADISLAV; JOZOV�, EVA; KUCERA, VRATISLAV; VYVADILOV�, MIROSLAVA; KL�MA, MIROSLAV // Czech Journal of Genetics & Plant Breeding; 2012, Vol. 48 Issue 3, p139
Until now in Europe has not been cultivated any hybrid cultivar of oilseed rape based on the Shaan 2A cytoplasmic male sterility (CMS), a widely used CMS system in China. The aim of Czech breeders now is to produce new, improved cultivars of rapeseed based on this CMS system. Sterile Shaan 2A...
- Effects of Incubation at 37ï¿½ C on Morphology.
HAVL�CKOV�, LENKA; CURN, VLADISLAV; JOZOV�, EVA; KUCERA, VRATISLAV; VYVADILOV�, MIROSLAVA; KL�MA, MIROSLAV // Fertility Weekly; 1/21/2008, p10
The article focuses on motile sperm organelle morphology examination (MSOME) that shows the effect of morphological integrity of the sperm nuclei on the intracytoplasmic sperm injection (ICSI)-associated pregnancy rate. The sperm pre-selection procedure based on MSOME is found as time-consuming....
- Identification of a novel chimeric gene, orf725, and its use in development of a molecular marker for distinguishing among three cytoplasm types in onion ( Allium cepa L.).
Kim, Sunggil; Lee, Eul-Tai; Cho, Dong Youn; Han, Taeho; Bang, Haejeen; Patil, Bhimanagouda S.; Ahn, Yul Kyun; Yoon, Moo-Kyoung // Theoretical & Applied Genetics; Feb2009, Vol. 118 Issue 3, p433
A novel chimeric gene with a 5' end containing the nearly complete sequence of the coxI gene and a 3' end showing homology with chive orfA501 was isolated by genome walking from two cytoplasm types: CMS-S and CMS-T, both of which induce male-sterility in onion ( Allium cepa L.). In addition, the...
- Improvement of Cauliflower Male Sterile Lines with Brassica Nigra Cytoplasm, Phenotypic Expression and Possibility of Practical Application.
Kaminski, P.; Dyki, B.; Stepowska, A. A. // Journal of Agricultural Science (1916-9752); Apr2012, Vol. 4 Issue 4, p190
Improvement of the male sterile cauliflower genotypes with Brassica nigra cytoplasm (CMS) according to ability for generative propagation and quality of agronomical traits was performed in former Research Institute of Vegetable Crops, presently Institute of Horticulture, Skierniewice, Poland in...
- Evaluation of Heterosis and Combining Ability of Yield Components in Chillies.
Payakhapaab, Sarujpisit; Boonyakiat, Danai; Nikornpun, Maneechat // Journal of Agricultural Science (1916-9752); Nov2012, Vol. 4 Issue 11, p154
Nine F1 hybrids were obtained from crossing between three maintainer lines, CA1445, CA1449 and CA1450 and three restorer lines, CA683, CA1447 and CA1448. The hybrids were significantly different in yield and agronomic performance by using DMRT. The F1 hybrids CA1450 ï¿½ CA1447 and CA1450...
- IDENTIFICATION OF MAINTAINERS AND RESTORERS FOR WA CMS LINES AMONG BASMATI MUTANTS IN RICE.
Parveen, Shama; Dhakarey, Rohit; Singh, Jagdamba // Agricultural Science Digest; Sep2013, Vol. 33 Issue 3, p234
The article focuses on the identification of maintainers and restorers for cytoplasmic male sterility (CMS) lines among basmati mutants in rice in India. It discusses the use of effective maintainers and restorers to develop new CMS lines processing through basmati breeding programmes. It...
- Genetic characterization of a new cytoplasmic male sterility system ( hau) in Brassica juncea and its transfer to B. napus.
Zhengjie Wan; Bing Jing; Jinxing Tu; CaozhI Ma; Jinxiong Shen; Bin Yi; Jing Wen; Tao Huang; Xianjun Wang; Tingdong Fu // Theoretical & Applied Genetics; Feb2008, Vol. 116 Issue 3, p355
A novel cytoplasmic male sterility (CMS) was identified in Brassica juncea, named as hau CMS (00-6-102A). Subsequently, the male sterility was transferred to B. napus by interspecific hybridization. The hau CMS has stable male sterility. Flowers on the A line are absolutely male sterile, and...
- Substoichiometric shifting in the fertility reversion of cytoplasmic male sterile pearl millet.
Feng, X.; Kaur, A. P.; Mackenzie, S. A.; Dweikat, I. M. // Theoretical & Applied Genetics; May2009, Vol. 118 Issue 7, p1361
Cytoplasmic male sterility (CMS) represents an important agricultural trait in pearl millet [ Pennisetum glaucum (L.) R. Br.] with a value to the seed industry in facilitating economical hybrid seed production. Among the CMS systems available in millet, the A1 source is the most commonly used...
- Discovery of a novel cytoplasmic male-sterility and its restorer lines in radish ( Raphanus sativus L.).
Young-Pyo Lee; Suhyung Park; Chaewan Lim; Hyojung Kim; Heerae Lim; YoungSoon Ahn; Soon-Kee Sung; Moo-Kyoung Yoon; Sunggil Kim // Theoretical & Applied Genetics; Oct2008, Vol. 117 Issue 6, p905
A male-sterile (MS) radish ( Raphanus sativus L.) was found in an accession collected from Uzbekistan. Unlike Ogura MS radishes in which no pollen grain is typically visible during anthesis, a small number of pollen grains stuck together in the dehiscing anthers was observed in the newly...
- Molecular mapping of the fertility restorer gene for ms-CW-type cytoplasmic male sterility of rice.
Fujii, Sota; Toriyama, Kinya // Theoretical & Applied Genetics; Aug2005, Vol. 111 Issue 4, p696
Cytoplasmic male sterility (CMS) of rice ( Oryza sativa L.) was first reported using the cytoplasm of a Chinese wild rice, Oryza rufipogon Griff. strain W1. However, it was not possible to characterize this ms-CW-type CMS in more detail until a restorer line had been developed due to the lack of...
- Genetic analysis of fertility restoration and accumulation of ORF125 mitochondrial protein in the kosena radish (Raphanus sativus cv. Kosena) and a Brassica napus restorer line.
Koizuka, Nobuya; Imai, Ritsuko; Iwabuchi, M.; Sakai, T.; Imamura, J. // Theoretical & Applied Genetics; Apr2000, Vol. 100 Issue 6, p949
The genetics of fertility restoration (Rf) of kosena radish CMS has been characterized. The kosena CMS-Rf system is genetically the same as that of the ogura CMS-Rf system. Two dominant genes that act complementary to the restoration of fertility control fertility restoration in kosena CMS. One...
- Molecular mapping of the Rf1 gene restoring pollen fertility in PET1-based F1 hybrids in sunflower (Helianthus annuus L.).
Horn, R.; Kusterer, B.; Lazarescu, E.; Prüfe, M.; Friedt, W. // Theoretical & Applied Genetics; Feb2003, Vol. 106 Issue 4, p599
Up to now a single cytoplasmic male sterility (CMS) source, PET1, is used worldwide for hybrid breeding in sunflower. Introgression of the restorer gene Rf1, responsible for fertility restoration, into new breeding material requires tightly linked markers to perform an efficient marker-assisted...
- Mitochondrially-targeted expression of a cytoplasmic male sterility-associated orf220 gene causes male sterility in Brassica juncea.
Jinghua Yang; Xunyan Liu; Xiaodong Yang; Mingfang Zhang // BMC Plant Biology; 2010, Vol. 10, p231
Background: The novel chimeric open reading frame (orf) resulting from the rearrangement of a mitochondrial genome is generally thought to be a causal factor in the occurrence of cytoplasmic male sterility (CMS). Both positive and negative correlations have been found between CMS-associated orfs...
- Genome-wide Analysis of Maize Cytoplasmic Male Sterility-S Based on QTL Mapping.
Shuanggui Tie; Junhong Xia; Fazhan Qiu; Yonglian Zheng // Plant Molecular Biology Reporter; Mar2006, Vol. 24 Issue 1, p71
Three types of sterile cytoplasm in cytoplasmic-male-sterility (CMS) maize, T, C and S, can be identified according to their fertility-restoration and mitochondrial DNA RFLP patterns. CMS-S, which is the least stable among the three types of CMS, is controlled by sterile cytoplasm interactions...
- ORFB is a subunit of F1FO-ATP synthase: insight into the basis of cytoplasmic male sterility in sunflower.
Sabar, Mohammed; Gagliardi, Dominique; Balk, Janneke; Leaver, Christopher J. // EMBO Reports; Apr2003, Vol. 4 Issue 4, p381
ORFB is the product of a gene that is conserved in plant mitochondrial genomes, and which, on the basis of sequence motif and structural similarity, is predicted to be the homologue of yeast and mammalian ATP8, part of the F0 component of the F1F0-ATP synthase. We have shown that, in sunflower,...
- Consequences of prairie fragmentation on the progeny sex ratio of a gynodioecious species, Lobelia spicata (Campanulaceae).
Byers, D. L.; Warsaw, A.; Meagher, T. R. // Heredity; Jul2005, Vol. 95 Issue 1, p69
Habitat fragmentation of prairie ecosystems has resulted in increased isolation and decreased size of plant populations. In large populations, frequency-dependent selection is expected to maintain genetic diversity of sex determining factors associated with gynodioecy, that is, nuclear restorer...
- Nonneutral Evolution of Organelle Genes in Silene vulgaris.
Houliston, Gary J.; Olson, Matthew S. // Genetics; Dec2006, Vol. 174 Issue 4, p1983
Knowledge of mitochondrial gene evolution in angiosperms has taken a dramatic shift within the past decade, from universal slow rates of nucleotide change to a growing realization of high variation in rates among lineages. Additionally, evidence of paternal inheritance of plant mitochondria and...
- Altered epididymal sperm maturation and cytoplasmic droplet migration in subfertile male Alox15 mice.
Moore, Kelly; Lovercamp, Kyle; Feng, Dongyan; Antelman, Jennifer; Sutovsky, Miriam; Manandhar, Gaurishankar; van Leyen, Klaus; Safranski, Timothy; Sutovsky, Peter // Cell & Tissue Research; Jun2010, Vol. 340 Issue 3, p569
Mammalian spermatozoa complete their morphogenesis and acquire their fertilizing potential in the epididymis. Prominent among the hallmarks of epididymal sperm maturation is the proximal-distal migration of the cytoplasmic droplet (CD), the last remnant of the spermatogenic cell cytoplasm, down...
- Cytoplasmic male sterility in Drosophila melanogaster associated with a mitochondrial CYTB variant.
Clancy, D. J.; Hime, G. R.; Shirras, A. D. // Heredity; Oct2011, Vol. 107 Issue 4, p374
The article discusses a study that determines the cytoplasmic male sterility and incompatibility in Drosophila melanogaster. It examines the early stages and manifestations of sterility or reduced incompatibilities between genes in Drosophila melanogaster, which are attributed to...
- Reduced activity of ATP synthase in mitochondria causes cytoplasmic male sterility in chili pepper.
Li, Jinjie; Pandeya, Devendra; Jo, Yeong; Liu, Wing; Kang, Byoung-Cheorl // Planta; Apr2013, Vol. 237 Issue 4, p1097
Cytoplasmic male sterility (CMS) is a maternally inherited trait characterized by the inability to produce functional pollen. The CMS-associated protein Orf507 (reported as Orf456 in previous researches) was previously identified as a candidate gene for mediating male sterility in pepper. Here,...
- Selfish Little Circles: Transmission Bias and Evolution of Large Deletion-Bearing Mitochondrial DNA in Caenorhabditis briggsae Nematodes.
Clark, Katie A.; Howe, Dana K.; Gafner, Kristin; Kusuma, Danika; Ping, Sita; Estes, Suzanne; Denver, Dee R. // PLoS ONE; Jul2012, Vol. 7 Issue 7, p1
Selfish DNA poses a significant challenge to genome stability and organismal fitness in diverse eukaryotic lineages. Although selfish mitochondrial DNA (mtDNA) has known associations with cytoplasmic male sterility in numerous gynodioecious plant species and is manifested as petite mutants in...
- A complete mitochondrial genome sequence of Ogura-type male-sterile cytoplasm and its comparative analysis with that of normal cytoplasm in radish (Raphanus sativus L.).
Yoshiyuki Tanaka; Mizue Tsuda; Keita Yasumoto; Hiroshi Yamagishi; Toru Terachi // BMC Genomics; 2012, Vol. 13 Issue 1, p352
Background: Plant mitochondrial genome has unique features such as large size, frequent recombination and incorporation of foreign DNA. Cytoplasmic male sterility (CMS) is caused by rearrangement of the mitochondrial genome, and a novel chimeric open reading frame (ORF) created by shuffling of...
- A TGMS-linked nuclear DNA marker as originated from the mitochondrial genome in rice (Oryza sativa L.).
SUBUDHI, // Heredity; Mar1998, Vol. 80 Issue 3, p285
A nuclear RAPD marker, OPF182600, was linked to a thermosensitive genetic male sterility (TGMS) gene (tms3) in a rice mutant line IR32364TGMS. Segregation analysis in two mapping populations and reciprocal cross analysis involving different genotypes indicated, however, that this marker was...
- Mitochondrial DNA Phylogeny of Cultivated and Wild Beets: Relationships Among Cytoplasmic Male-Sterility-Inducing and Nonsterilizing Cytoplasms.
Nishizawa, Satsuki; Mikami, Tetsuo; Kubo, Tomohiko // Genetics; Nov2007, Vol. 177 Issue 3, p1703
Cytoplasmic male sterility (CMS), the maternally inherited failure to produce functional pollen, has been used in the breeding of sugar beet (Beta vulgaris ssp. vulgaris). At least three different sources of CMS can he distinguished from one another as well as from normal fertile cytoplasm by...
- ZnaÄaj citogenetskih istraÅ¾ivanja u oplemenjivanju suncokreta i uljane repice.
Atlagić, Jovanka; Terzić, Sreten; Marjanović-Jeromela, Ana; Marinković, Radovan // Field & Vegetable Crops Research / Ratarstvo i povrtarstvo; 2010, Vol. 47 Issue 2, p425
Cytogenetic research of sunflower and rapeseed has a century long tradition. Chromosome number and morphology were studied at first in species from the Helianthus and Brassica genera, and than their cytotaxonomy and phylogenesis. Cytogenetic research facilitated gene transfer from wild into...
- Substoichiometrically Different Mitotypes Coexist in Mitochondrial Genomes of Brassica napus L.
Jianmei Chen; Rongzhan Guan; Shengxin Chang; Tongqing Du; Hongsheng Zhang; Han Xing // PLoS ONE; 2011, Vol. 6 Issue 3, p1
Cytoplasmic male sterility (CMS) has been identified in numerous plant species. Brassica napus CMS plants, such as Polima (pol), MI, and Shaan 2A, have been identified independently by different researchers with different materials in conventional breeding processes. How this kind of CMS emerges...
- cytoplasmic male sterility (CMS):.
Schlegel, Rolf H. J. // Encyclopedic Dictionary of Plant Breeding & Related Subjects; 2003, p118
A definition of the term "cytoplasmic male sterility" is presented. It refers to pollen abortion that resulted from cytoplasmic factors. Such cytoplasmic factors, which are transmitted maternally, only act in the absence of pollen-restoring genes. T