Chromosome composition, stability and fertility of alloploids between Triticum turgidum var. carthlicum and Thinopyrum junceiforme.

abstract：:Behaviour of acrocentric chromosome synaptonemal complexes (SCs) and constitutive heterochromatin (C-band) during meiotic prophase I of the male domestic pig was studied using surface spreading and silver staining techniques. At late zygotene C-band regions of complete or incomplete SCs of the acrocentric chromosomes ...

journal_title：Hereditas

authors： Bhagirath T

更新日期：1990-01-01 00:00:00

abstract：:The dogroses, Rosa section Caninae, are all polyploid and characterised by their unbalanced meiosis; the pollen parent contributes one genome, whereas the seed parent contributes 3-5 genomes depending upon ploidy level of the species. As a result, genetically determined traits are expected to be matroclinally inherite...

journal_title：Hereditas

authors： Werlemark G,Nybom H

更新日期：2001-01-01 00:00:00

abstract：:We have characterized a new X-chromosomal inversion in Drosophila melanogaster, extending from just distal of white to just proximal of the bb locus. The inversion places the w-isoxanthopterinless (wis) allele close to heterochromatin and under the influence of position-effect variegation (PEV). The wis gene activity ...

journal_title：Hereditas

authors： Rasmuson-Lestander A,Larsson J,Rasmuson B

更新日期：1993-01-01 00:00:00

abstract：:The banding pattern of the proximal half of the polytene salivary gland X chromosome of Drosophila melanogaster was studied using thin section electron microscopy. The bands were identified according to Bridges' revised light microscopic map. On Bridges' map, the divisions 11 to 20 contain 112 single bands and as many...

journal_title：Hereditas

authors： Saura AO,Heino TI,Sorsa V

更新日期：1993-01-01 00:00:00

abstract：:Synaptonemal complex analysis, by electron microscopy of spread spermatocytes after phosphotungstic acid staining, made possible description of the chromosomal synaptic patterns and the synaptonemal complex karyotype of the pig (Sus scrofa domestica). The autosomal synaptic pattern in conjunction with the sex chromoso...

journal_title：Hereditas

authors： Villagómez DA

更新日期：1993-01-01 00:00:00

abstract：:Temperature sensitive experiments on the interaction of Abruptex mutations of the Notch locus and Enhancer of split indicate that the effect of temperature on the development of macrochaeta and wing venation is different. This suggest that Notch affects the development of macrochaeta and wing venation in different and...

journal_title：Hereditas

authors： Grushko T,Rantanen M,Portin P

更新日期：1998-01-01 00:00:00

abstract：:A total of 1050 sorghum (Sorghum bicolor) and tef (Eragrostis tef) fields distributed in six study sites within north Shewa and south Welo (Central Highlands of Ethiopia) were systematically surveyed to examine the status of integration of edible oil crops into the cereal-based farming system. Farmers' criteria for, a...

journal_title：Hereditas

authors： Geleta M,Asfaw Z,Bekele E,Teshome A

更新日期：2002-01-01 00:00:00

abstract：BACKGROUND:While orchardgrass (Dactylis glomerata L.) is a well-known perennial forage species, rust diseases cause serious reductions in the yield and quality of orchardgrass; however, genetic mechanisms of rust resistance are not well understood in orchardgrass. RESULTS:In this study, a genome-wide association study...

journal_title：Hereditas

authors： Zeng B,Yan H,Liu X,Zang W,Zhang A,Zhou S,Huang L,Liu J

更新日期：2017-02-23 00:00:00

abstract：Background:Jerusalem artichoke (Helianthus tuberosus L.) is a characteristic crop in the Qinghai-Tibet Plateau which has rapidly developed and gained socioeconomic importance in recent years. Fructans are abundant in tubers and represent the foundation for their formation, processing and utilization of yield; and are a...

journal_title：Hereditas

authors： Yang S,Sun X,Jiang X,Wang L,Tian J,Li L,Zhao M,Zhong Q

更新日期：2019-02-06 00:00:00

abstract：Background:Genealogy and molecular genetic studies of a Swedish river valley population resulted in a large pedigree, showing that the hereditary hemochromatosis (HH) HFE/p.C282Y mutation is inherited with other recessive disorders such as Wilson´s disease (WND), a rare recessive disorder of copper overload. The popula...

journal_title：Hereditas

authors： Olsson KS,Wålinder O,Jansson U,Wilbe M,Bondeson ML,Stattin EL,Raha-Chowdhury R,Williams R

更新日期：2017-12-19 00:00:00

abstract：:We have examined HLA-A and HLA-B in a large sample of families of South Amerindians for non-random mating and for Mendelian segregation in their progeny. The proportion of couples sampled for mating averaged over 50% of the total matings with progeny for 10 of the 11 tribes with 10 or more known matings. In nearly all...

journal_title：Hereditas

authors： Hedrick PW,Black FL

更新日期：1997-01-01 00:00:00

abstract：:Fluorescence in situ hybridization with whole chromosome libraries, also known as chromosome "painting", is an easy and rapid method for detection of chromosome aberrations. To evaluate the sensitivity of this in radiation dosimetry we have made comparisons with G-banding analysis and also with physicochemical measure...

journal_title：Hereditas

authors： Plummer SM,Pheasant AE,Johnson R,Faux SP,Chipman JK,Hultén MA

更新日期：1994-01-01 00:00:00

abstract：:The banding pattern of the distal half, i.e., the divisions 51 through 60, of the salivary gland 2R chromosome in Drosophila melanogaster was studied using thin section electron microscopy. This chromosome region contains 280 single and 157 double bands on the Bridges' revised light microscopic map. Most of the single...

journal_title：Hereditas

authors： Saura AO,Heino TI,Sorsa V

更新日期：1991-01-01 00:00:00

abstract：:Variation of the size of silver-stained nucleolar organizer regions (NORs) of chromosomes 10 and 8 was studied in pigs of six breeds (Sus scrofa L.). The silver deposits were quantified by image analysis and the results were normalized for each Ag-NOR chromosome. In general, normalized values for chromosomes 10 were h...

journal_title：Hereditas

authors： Mellink CH,Bosma AA,De Haan NA

更新日期：1994-01-01 00:00:00

abstract：BACKGROUND:The Aedes aegypti mosquito is a threat to human health across the globe. The A. aegypti genome was recently re-sequenced and re-assembled. Due to a combination of long-read PacBio and Hi-C sequencing, the AaegL5 assembly is chromosome complete and significantly improves the assembly in key areas such as the ...

journal_title：Hereditas

authors： Nowling RJ,Behura SK,Halfon MS,Emrich SJ,Duman-Scheel M

更新日期：2021-01-28 00:00:00

abstract：:Chromosomal rearrangements have played a key role in the speciation of the New World sexual Artemia species (Crustacea, Anostraca) A. franciscana and A. persimilis. The species differ by a chromosome duplication (2n+2=44 in A. persimilis vs 2n=42 in A. franciscana), and a greater amount of heterochromatin (HCH) in A. ...

journal_title：Hereditas

authors： Parraguez M,Gajardo G,Beardmore JA

更新日期：2009-05-01 00:00:00

abstract：:Our major goal in this study was to establish and characterize an efficient callus induction and shoot regeneration protocol for cauliflower (Brassica oleracea var. botrytis). The effects of induction medium, growth regulator combination, organic component, AgNO(3), genotype and explants type on shoot differentiation ...

journal_title：Hereditas

authors： Qin Y,Gao LH,Pulli S,Guo YD

更新日期：2006-12-01 00:00:00

abstract：:The extent and distribution of genetic variation in wild sorghum (Sorghum bicolor ssp. verticilliflorum (L.) Moench) collected from five different geographical regions in Ethiopia were analyzed using random amplified polymorphic DNA (RAPD) markers for 93 individuals representing 11 populations. Nine decamer primers ge...

journal_title：Hereditas

authors： Ayana A,Bekele E,Bryngelsson T

更新日期：2000-01-01 00:00:00

abstract：:Hieracium is an established model system for studying the cytological and genetic basis of gametophytic apomixis. In common with most known apomicts, the formation of 'maternal seed' is not exclusive in Hieracium, as apomixis operates in conjunction with a low level of sexuality. When this occurs the form of apomixis ...

journal_title：Hereditas

authors： Bicknell RA,Lambie SC,Butler RC

更新日期：2003-01-01 00:00:00

abstract：:High molecular weight glutenin subunit (HMW-GS) 1Bx23, an x-type subset encoded by Glu-B1p, which is only distributed in Triticum turgidum, was successfully transferred from hexaploid triticale to common wheat line SY95-71. Sodium dodecyl sulphate-polyacrylamide gel electrophoresis (SDS-PAGE) shows that subunit 1Bx23 ...

journal_title：Hereditas

authors： Yang ZJ,Li GR,Shu HL,Liu C,Feng J,Chang ZJ,Ren ZL

更新日期：2006-12-01 00:00:00

abstract：BACKGROUND:Seven in absentia homolog 1 (SIAH1) is an E3 ubiquitin ligase containing a RING-finger domain and a key regulator of normal development. Skin and hair follicle development is a complex and special process of morphogenesis involving multiple signaling pathways. SIAH1 is enriched in the Wnt signaling pathway a...

journal_title：Hereditas

authors： Zhou T,Chen Y,Zhao B,Hu S,Li J,Liu M,Liang S,Bao Z,Wu X

更新日期：2020-04-06 00:00:00

abstract：:A high degree of polymorphism has been reported at the major histocompatibility class I chain-related gene A (MICA) locus, which is located 46 kb away from HLA-Bin the human major histocompatibility complex (MHC) class I region. Although it is known that the polymorphisms at the conventional MHC class I loci have been...

journal_title：Hereditas

authors： Ohashi J,Tokunaga K

更新日期：2000-01-01 00:00:00

abstract：Background:Rice planthoppers (main brown planthopper, Nilaparvata lugens Stål; BPH) was one of substantial threats to Asia rice production as its serious destruction and difficulties in control under field conditions. Notably, host-plant resistance was proved to be one of the effective ways to manage the pest. And stro...

journal_title：Hereditas

authors： Yang M,Cheng L,Yan L,Shu W,Wang X,Qiu Y

更新日期：2019-06-26 00:00:00

abstract：:Four new chromosomal rearrangements are reported in the domestic pig: 3 reciprocal translocations, rcp(4;12)(p13;q13) in a crossbred boar, rcp(1;7)(q17;q26) in a Large White purebred boar, rcp(1;6)(q17;q35) in a purebred synthetic paternal line boar, and a pericentric inversion inv(2)(p13q11) in a crossbred boar. The ...

journal_title：Hereditas

authors： Pinton A,Ducos A,Berland H,Seguela A,Brun-Baronnat C,Darré A,Darré R,Schmitz A,Yerle M

更新日期：2000-01-01 00:00:00

abstract：:Plant height and tiller number are two important characters related to yield in rice (Oriza sativa L.). Zhenshan97 x Minghui63 recombinant inbred lines were employed to dissect the genetic basis of development of plant height and tiller number using conditional and unconditional composite interval mapping approaches. ...

journal_title：Hereditas

authors： Yang G,Xing Y,Li S,Ding J,Yue B,Deng K,Li Y,Zhu Y

更新日期：2006-12-01 00:00:00

abstract：:The Tradescantia/micronuclei test (TRAD/MCN) is a well-validated test for monitoring environmental genotoxicants. These pollutants induce at the early meiotic stage of pollen mother cells chromosome fragments which become micronuclei at the tetrad stage. The standard test protocol requires some hours of exposure of th...

journal_title：Hereditas

authors： Falistocco E,Torricelli R,Feretti D,Zerbini I,Zani C,Monarca S

更新日期：2000-01-01 00:00:00

abstract：:Chromosome analysis was performed on samples from 20 Brazilian patients with breast cancer. All the samples were from untreated patients who presented the clinical symptoms for months or years before surgical intervention. Six cases showed axillary lymph node metastases. Clonal chromosome abnormalities were detected i...

journal_title：Hereditas

authors： Cavalli LR,Cavaliéri LM,Ribeiro LA,Cavalli IJ,Silveira R,Rogatto SR

更新日期：1997-01-01 00:00:00

abstract：:Asexual forms of invertebrates are relatively common. They are often more successful than their sexual progenitors. Especially in insects, the pattern called geographical parthenogenesis shows that asexuality is important in speciation and ecological adaptation. In geographical parthenogenesis the clones have a wider ...

journal_title：Hereditas

authors： Lundmark M,Saura A

更新日期：2006-12-01 00:00:00

abstract：:The association between recombination rate and diversity, but not divergence is considered to be driven mainly by natural selection: fixation of positively selected variants and associated hitchhiking effects and/or background selection eliminating deleterious alleles. In the present study, we investigated the relatio...

journal_title：Hereditas

authors： Rao Y,Sun L,Nie Q,Zhang X

更新日期：2011-04-01 00:00:00

abstract：:The discovery in the mid 1970s of efficient methods of DNA sequencing and their subsequent development into more and more rapid procedures followed by sequencing the genomes of many species, including man in 2001, revolutionised the whole of biology. Remarkably, new light could be cast on the evolutionary relations of...

journal_title：Hereditas

authors： Portin P

更新日期：2007-07-01 00:00:00