Success of mutant Drosophila at different sex ratios.

abstract：:In 1921 Hereditas published an article on the fall of Rome written by the famous classical scholar Martin P:son Nilsson. Why was a paper on this unexpected topic printed in the newly founded journal? To Nilsson, the demise of the Roman Empire was explained by the "bastardization" occurring between "races" from differe...

journal_title：Hereditas

authors： Bengtsson BO

更新日期：2014-12-01 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:Chromosome microdissection is one of the most important techniques in molecular cytogenetic research. Cotton (Gossypium Linnaeus, 1753) is the main natural fiber crop in the world. The resistance gene analog (RGA) cloning after its single chromosome microdissection can greatly promote cotton genome research ...

journal_title：Hereditas

authors： Cao X,Liu Y,Liu Z,Liu F,Wu Y,Zhou Z,Cai X,Wang X,Zhang Z,Wang Y,Luo Z,Peng R,Wang K

更新日期：2017-05-18 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：:In general, cyclins control the cell cycle. Not so the atypical cyclins, which are required for diverse cellular functions such as for genome stability or for the regulation of transcription and translation. The atypical Cyclin G (CycG) gene of Drosophila has been involved in the epigenetic regulation of abdominal seg...

journal_title：Hereditas

authors： Nagel AC,Szawinski J,Fischer P,Maier D,Wech I,Preiss A

更新日期：2012-10-01 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：:Within and among populations genetic variance of twelve Hemarthria compressa populations and one Hemarthria japonica population from China were analyzed using inter simple sequence repeat (ISSR). Twelve primers amplified a total of 165 genomic DNA fragments across a total of 148 individuals of which 156 were polymorph...

journal_title：Hereditas

authors： Huang LK,Zhang XQ,Ma X,Liu W,Li F,Zeng B

更新日期：2008-04-01 00:00:00

abstract：:Allelic diversity and inheritance of polymorphic sites of the intron III-exon IV region of the seed specific beta-amylase gene Bmy1 were studied in a set of 55 barley accessions composed mainly of old Latvian and Scandinavian commercial varieties and three Hordeum spontaneum lines from Israel. A CAPS-marker was used f...

journal_title：Hereditas

authors： Sjakste T,Röder M

更新日期：2004-01-01 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:The Drosophila hindgut is commonly used model for studying various aspects of organogenesis like primordium establishment, further specification, patterning, and morphogenesis. During embryonic development of Drosophila, many transcriptional activators are involved in the formation of the hindgut. The transc...

journal_title：Hereditas

authors： Hildebrandt K,Bach N,Kolb D,Walldorf U

更新日期：2020-11-19 00:00:00

abstract：:In a study of the variation of fertility in boars of the Duroc breed from Danish AI stations, chromosome investigation has been conducted on 11 boars with high and 11 with low fertility, respectively, out of a total of 98 boars having normal semen quality according to AI standards. All 22 boars had the normal chromoso...

journal_title：Hereditas

authors： Christensen K,Pedersen JO

更新日期：1990-01-01 00:00:00

abstract：:Females of two Drosophila virilis group species, D. virilis and D. montana, have different requirements for the courting males. In the present study we have examined species differences in female receptivity and male courtship song requirement using females' acceptance signal instead of copulation for measuring female...

journal_title：Hereditas

authors： Isoherranen E,Aspi J,Hoikkala A

更新日期：1999-01-01 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：: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：: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 position relative to centromeres and telomeres has been investigated in 42 proto-oncogenes that have been localized in specific bands of the human chromosomes. It turned out that the 26 retroviral oncogenes had a predominant telon territory (near telomeres). The difference from the non-retrovirally transduced onco...

journal_title：Hereditas

authors： Lima-de-Faria A,Mitelman F,Blomberg J,Pfeifer-Ohlsson S

更新日期：1991-01-01 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：:Colostethus marchesianus from the type locality and three related species had 2n = 22 chromosomes, which differed from most other Colostethus species that have 2n = 24 chromosomes. The species analyzed were morphologically similar and showed a conservative karyotype, although they could be distinguished from each othe...

journal_title：Hereditas

authors： Veiga-Menoncello AC,Lima AP,Recco-Pimentel SM

更新日期：2003-01-01 00:00:00

abstract：:The C-band heterochromatin polymorphism of chromosomes 1, 9, and 16 was studied in lymphocytes from 52 lung cancer patients and 183 control persons. No significant differences between the controls and patients were found regarding heterochromatin block size, the frequency of partial and total inversions, or the symmet...

journal_title：Hereditas

authors： Kristoffersson U,Berger R,Bernheim A,Desatnik P,Heim S,Mandahl N,Olsson H,Mitelman F

更新日期：1989-01-01 00:00:00

abstract：BACKGROUND:Tomatoes provide a significant dietary source of the carotenoids, lycopene and β-carotene. During ripening, carotenoid accumulation determines the fruit colors while chlorophyll degradation. These traits have been, and continue to be, a significant focus for plant breeding efforts. Previous work has found st...

journal_title：Hereditas

authors： Manoharan RK,Jung HJ,Hwang I,Jeong N,Kho KH,Chung MY,Nou IS

更新日期：2017-01-11 00:00:00

abstract：:The banding pattern of the proximal half of the polytene salivary gland 3R chromosome of Drosophila melanogaster was studied with thin section electron microscopy. Bands were identified according to Bridges' revised light microscopic map, which contains 330 single and 121 double bands within the regions 81 through 90....

journal_title：Hereditas

authors： Saura AO,Heino TI,Sorsa V

更新日期：1994-01-01 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：:Heredity can be followed in persons or in genes. Persons can be identified only a few generations back, but simplified models indicate that universal ancestors to all now living persons have occurred in the past. Genetic variability can be characterized as variants of DNA sequences. Data are available only from living...

journal_title：Hereditas

authors： Rasmuson M

更新日期：2008-02-01 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：:Intergenomic translocations between wheat, Hordeum chilense and Hordeum vulgare have been obtained in tritordeum background. Advanced lines from the crosses between three disomic chromosome addition lines for chromosome 2Hv, 3Hv, and 4Hv of barley (Hordeum vulgare) in Triticum aestivum cv. Chinese Spring (CS) and hexa...

journal_title：Hereditas

authors： Prieto P,Ramírez MC,Ballesteros J,Cabrera A

更新日期：2001-01-01 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：:Microsatellites have become the most important class of markers for mapping procedures. Primarily based on restriction fragment length polymorphism (RFLP) markers, several molecular genetic maps of maize have been developed, mainly using temperate inbred maize lines. To characterize the level of polymorphism of micros...

journal_title：Hereditas

authors： Sibov ST,de Souza CL Jr,Garcia AA,Garcia AF,Silva AR,Mangolin CA,Benchimol LL,de Souza AP

更新日期：2003-01-01 00:00:00

abstract：:It has been shown that the variants of alcohol dehydrogenase (ADH) genes exhibit great diversities among various populations and are associated with susceptibility to alcoholism. To investigate the distribution of SNPs at ADH genes in Chinese populations and the genetic relationship of these groups, we collected 467 i...

journal_title：Hereditas

authors： Ma L,Xue Y,Liu Y,Wang Z,Cui X,Li P,Fu S

更新日期：2005-02-01 00:00:00

abstract：:The influence of environmental ethanol on different fitness components and the larval activities of some enzymes were studied in three strains of Drosophila melanogaster. All three strains carried the AdhS-alphaGpdhF allele combination on their second chromosomes while they had unique allele combinations at the Odh an...

journal_title：Hereditas

authors： Bokor K,Pecsenye K

更新日期：1997-01-01 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