Electron micrograph maps of divisions 51 through 60 of thin sectioned polytene 2R chromosome of Drosophila melanogaster.

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：:Alloploids, most of them hexaploid, from crosses between tetraploid wheat, Triticum carthlicum, and the perennial tetraploid Thinopyrum junceiforme were analysed for chromosome composition, stability and fertility using genomic in situ hybridization and meiotic analysis. The alloploids differed in their total number o...

journal_title：Hereditas

authors： Ellneskog-Staam P,Merker A

更新日期：2002-01-01 00:00:00

abstract：Background:Cervical cancer is a malignancy that's common in female with high incidence and mortality worldwide. MicroRNAs (miRNAs) act a pivotal part in human cancer development. Our aim was to investigate the effect of miR-126 on cervical cancer and its underlying molecular mechanism. Results:Firstly, RT-qPCR assay r...

journal_title：Hereditas

authors： Xu J,Wang H,Wang H,Chen Q,Zhang L,Song C,Zhou Q,Hong Y

更新日期：2019-04-09 00:00:00

abstract：:A PCR-amplified DNA, cMWG699, is linked to the vrs1 (formerly v) locus controlling 2- and 6-rowed spikelets. Restriction analysis of the amplified DNA of 65 varieties from Europe, America, and East Asia revealed 3 alleles, named types K, A and D. Two-rowed varieties were mostly of type K allele, and 6-rowed varieties ...

journal_title：Hereditas

authors： Tanno K,Takaiwa F,Oka S,Komatsuda T

更新日期：1999-01-01 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：:Tos17 is a copia-like endogenous retrotransposon of rice, which can be activated by various stresses such as tissue culture and alien DNA introgression. To confirm element mobilization by introgression and to study possible structural and epigenetic effects of Tos17 insertion on its target sequences, we isolated all f...

journal_title：Hereditas

authors： Han FP,Liu ZL,Tan M,Hao S,Fedak G,Liu B

更新日期：2004-01-01 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：:Introduced species may hybridise with relatives in the native fauna or flora and thereby compete for matings and transmit alien DNA. Such interference may contaminate unique genepools, disturb existing ecological balances and may ultimately result in the extinction of the native species. In Sweden, the introduced brow...

journal_title：Hereditas

authors： Andersson AC,Thulin CG,Tegelström H

更新日期：1999-01-01 00:00:00

abstract：:The RAPD technique was found to provide reliable genetic markers in barley. A linkage study of 23 RAPDs, 28 RFLPs, and 29 gene loci was conducted on 72 chromosome-doubled haploid progeny lines from a barley cross. The resulting linkage map covered 680 cM, about half of the barley genome. RAPD markers were distributed ...

journal_title：Hereditas

authors： Giese H,Holm-Jensen AG,Mathiassen H,Kjaer B,Rasmussen SK,Bay H,Jensen J

更新日期：1994-01-01 00:00:00

abstract：:The current work describes, for the first time, the occurrence of B chromosomes in the genus Pimelodus. Cytogenetic analysis in P. ortmanni and Pimelodus sp., from the river Iguaçu basin, revealed a diploid number of 56 chromosomes. Whereas distribution pattern of C-banding in Pimelodus sp. showed predominance of hete...

journal_title：Hereditas

authors： Borin LA,Martins-Santos IC

更新日期：2004-01-01 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：BACKGROUND:The molecular out of Africa hypothesis, OOAH, has been considered as an established fact amid population geneticists for some 25-30 years despite the early concern with it among phylogeneticists with experience beyond that of Homo. The palaeontological support for the hypothesis is also questionable, a circu...

journal_title：Hereditas

authors： Árnason Ú,Hallström B

更新日期：2020-12-19 00:00:00

abstract：:A previously isolated cDNA sequence with homology to the long-range repeat (LRR) cluster in chromosome 1 of the house mouse, Mus musculus, was identified as derived from a 1.3 kb polyadenylated RNA. This transcript belongs to a family of polyadenylated RNAs which are synthesized from a multicopy gene included in the L...

journal_title：Hereditas

authors： Plass C,Weichenhan D,Kunze B,Hellwig T,Schneider C,Bautz FA,Grzeschik KH,Traut W,Winking H

更新日期：1995-01-01 00:00:00

abstract：:The genetic composition and sex ratio in the Stockholm populations of Adalia bipunctata have been studied. The overall frequency of melanics is 3.2%, which is significantly lower than in the populations of St. Petersburg and other large cities along the Baltic Sea. The secondary sex ratio in the Stockholm populations ...

journal_title：Hereditas

authors： Zakharov IA,Shaikevich EV

更新日期：2001-01-01 00:00:00

abstract：:Ur1 enhances secondary rachis-branching, resulting in more spikelets per panicle. This genic effect can increase grain yield by enlarging sink size. We conducted mapping of Ur1 using SSR markers, and detected markers usable for the MAS (marker-assisted selection) for Ur1. Three Ur1 isogenic lines of recurrent parents ...

journal_title：Hereditas

authors： Imai K,Murai M,Hao Y,Chiba Y,Chiba A,Ishikawa R

更新日期：2009-12-01 00:00:00

abstract：:Selection on endosperm traits among individual kernels is very important in maize because the characteristics of the kernel, especially the endosperm, are directly related to quality and yield. However the accuracy of the selection according to endosperm phenotype may be affected by heterofertilization. The objective ...

journal_title：Hereditas

authors： Yang W,Zheng Y,Wu J

更新日期：2008-10-01 00:00:00

abstract：:In this study, cytogenetic analysis of an infertile mare revealed a 64, XY karyotype. The XY sex-reversed animal had a female phenotype with gonadal dysgenesis. Using Southern blot analysis, we tested for the presence of two Y-specific genes SRY and ZFY by using DNA isolated from peripheral blood leukocytes. The resul...

journal_title：Hereditas

authors： Pailhoux E,Cribiu EP,Parma P,Cotinot C

更新日期：1995-01-01 00:00:00

abstract：:Four microsatellite-containing bovine cosmids have been regionally localized by fluorescence in situ hybridization to bovine R-banded chromosome 29 (BTA29) and to the 1;29 translocated chromosomes. PCR-analyses of a somatic hybrid cell panel assigned the four microsatellites to synteny group U7. One of the cosmids (ID...

journal_title：Hereditas

authors： Eggen A,Oustry A,Vaiman D,Ferretti L,Fries R,Cribiu EP

更新日期：1994-01-01 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：: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：:Plasma samples from 114 arctic foxes and 40 silver foxes have been investigated by use of isoelectric focusing in polyacrylamide gels. At pH ranges 4-6.5 and 4.2-4.9 and after specific staining, arylesterase (AArE) appeared as polymorphic band patterns. These could be explained by three codominant alleles in arctic fo...

journal_title：Hereditas

authors： Andersen AE,Braend M

更新日期：1989-01-01 00:00:00

abstract：:Silver nitrate staining of rainbow trouts (Oncorhynchus mykiss) chromosomes, for the identification of the nucleolar organizing regions (NORs), revealed that in individuals from Núcleo Experimental de Salmonicultura de Campos do Jordão (Brazil) NORs were located in the long arms of submetacentric pair while in specime...

journal_title：Hereditas

authors： Porto-Foresti F,Oliveira C,Tabata YA,Rigolino MG,Foresti F

更新日期：2002-01-01 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：:The northern Swedish population has a history of admixture of three ethnic groups and a dramatic population growth from a relatively small founder population. This has resulted in founder effects that together with unique resources for genealogical analyses provide excellent conditions for genetic mapping of monogenic...

journal_title：Hereditas

authors： Einarsdottir E,Egerbladh I,Beckman L,Holmberg D,Escher SA

更新日期：2007-11-01 00:00:00

abstract：:A set of diallel crosses involving 10 parents was made to have information on the extent of heterosis over mid-parent and better parent and inbreeding depression for yield and yield contributing characters under three different environments. Marked heterobeltiosis for grain yield and its important components were obse...

journal_title：Hereditas

authors： Singh H,Sharma SN,Sain RS

更新日期：2004-01-01 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：:Partial amphiploids between wheat (Triticum aestivum L.) and Thinopyrum species play an important role in the transfer and use of traits from alien species. A wheat-Thinopyrum intermedium partial amphiploid, TAI8335, and its alien parent were characterized by a combination of genomic in situ hybridization (GISH) and c...

journal_title：Hereditas

authors： Chang ZJ,Zhang XJ,Yang ZJ,Zhan HX,Li X,Liu C,Zhang CZ

更新日期：2010-12-01 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：:Two x-type high molecular weight glutenin subunits (HMW-GS) in Aegilops tauschii, 1Dx3(t) and 1Dx4(t) were identified by SDS-PAGE and MALDI-TOF-MS. Their complete coding sequences were isolated by AS-PCR. 1Dx3(t) and 1Dx4(t) genes consist of 2535 bp and 2508 bp and encode 845 and 836 amino acid residues, respectively....

journal_title：Hereditas

authors： Wang K,An XL,Pan LP,Dong K,Gao LY,Wang SL,Xie ZZ,Zhang Z,Appels R,Ma W,Yan YM

更新日期：2012-02-01 00:00:00