genomics quantitative trait loci and tissue culture

... 10.1051/gse:2002003 Original article A further look at quantitative trait loci affecting growth and fatness in a cross between Meishan and Large White pig populations Raquel QUINTANILLA a ∗∗, ... (kg) at birth (BW) and at 3, 10, 13, 17 and 22 weeks of age (W3, W10, W13, W17 and W22, respectively); average backfat thickness (mm) at 13, 17 and 22 weeks of age (ABT13, ABT17 and ABT22, respectively); ... the traits analysed, can be found in [5] 2.2 Genotyping and map construction The almost 1 100 F2 animals, their 29 parents and 12 grandparents were genotyped for 136 microsatellite markers and

Ngày tải lên: 09/08/2014, 18:21

... (milk, fat and protein yield, and fat and protein concentration (%)) and somatic cell score Relatively few QTL studies have been reported for more complex traits such as mastitis, fertility and health ... cattle quantitative trait loci (QTL), we have prepared a draft online QTL map for dairy production traits Most lications (45 out of 55 reviewed) reported QTL for the major milk production traits ... for sires and their daughters, with phenotypic obser-vations made on the daughters For a GDD, the grandsires and sires are geno-typed, and phenotypic observations are made on the granddaughters

Ngày tải lên: 14/08/2014, 13:22

... 1DOI: 10.1051/gse:2007035Original article Detection of quantitative trait loci for reproduction and production traits in Large White and French Landrace pig populations (Open Access publication) Thierry ... QTL. quantitative trait locus / pig / commercial population / production trait / reproduction trait 1 INTRODUCTION Three strategies have been applied in livestock for quantitative trait loci ... White and French Landrace pig pop-ulations in order to identify QTL affecting reproduction and production traits The experiment was based on a granddaughter design, including five Large White and

Ngày tải lên: 14/08/2014, 13:22

... than 10 cM In total 18 quantitative trait loci of boll weight were identified as stable quantitative trait loci and were detected in at least three out of 11 environments and explained 4.15–16.70 ... fragment sequencing We also identified quantitative trait loci of boll weight across 11 environments and identified candidate genes within the quantitative trait loci confidence intervals The results ... error, and thus 99 % confidence) and guanine-cytosine (GC) content was 34.47 % The SLAFs numbers of 0–153 and sGK9708 were 53,123 and 53,238, and their correspondent sequencing depths were 78.66 and

Ngày tải lên: 22/05/2020, 04:04

... maps and statistical methodology to dissect complex traits, mapping of quantitative trait loci (QTLs) has proved to be an effective approach to study the genetic architecture of quantitative traits ... economic traits in aquaculture species, and such studies have been carried out in more than 20 aquaculture species [15] The economically important traits ofP haitanensis, FL, FW, FT, W, LGR and WGR, ... species, crops and some aquaculture species [13–15] However, among economically important seaweeds, the method has only been used to analyze the genetic bases of two quantitative traits (FL and FW)

Ngày tải lên: 26/05/2020, 19:50

... Table 2 Quantitative trait loci identified in the doubled haploid population for the ovicidal response 2006 2007 *The numbers “1” and “2” in brackets indicate the quantitative trait loci identified ... resistant-trait phenotypes for the WL and EM in the DH lines clearly displayed the spectrum of one major locus and multiple minor loci for WBPH resist-ance in the DH population The detection of quantitative ... to WBPH, such as the loci on chromosomes 3, 4, and 10 and the short arm of chromosome 1 Development of the chromosome segment substitution lines for the major quantitative trait locusqWL6 Based

Ngày tải lên: 27/05/2020, 02:02

... Li2*and Diaoguo An1,3* Abstract Background: Kernel weight and morphology are important traits affecting cereal yields and quality Dissecting the genetic basis of thousand kernel weight (TKW) and ... significant effects on TKW and KW across three environments and BLUP data and on KL/ W in one environment and BLUP data (Table 5 and Fig Fig 1 Phenotypic characterization of two parents and some representative ... mainly affected by kernel width TaFT-D1 could be the candidate gene for QTLs QTkw.cas-7D.2 and QKw.cas-7D.1 Keywords: Kernel traits, Quantitative trait locus, TaFT-D1, KASP marker, Triticum aestivum

Ngày tải lên: 28/06/2021, 20:50

... quantitative trait loci (mQTLs or meQTLs; here we utilize the first abbreviation) [10–12] These mQTLs are primar-ily cis-acting and often co-localize with gene expression quantitative trait loci ... methylation, Quantitative trait loci, Cardiac tissue, Bayesian co-localization, Mendelian randomization Background Epigenetic modifications, such as DNA methylation, arise in response to internal and ... substantially across individuals and tissue types, and can be associated with complex diseases and human traits, such as body mass index [2], cancer [3], diabetes [4] and birth defects [5] However,

Ngày tải lên: 30/01/2023, 20:17

... 2Most agronomically and economically important traits in plants vary quantitatively, and phenotypes of these traits are generally controlled by a combination of many genetic and environmental factors ... agro-nomically and ecoagro-nomically important traits In plants, most quantitative trait loci (QTLs) have been identified by using a biparental population such as the F2 gener-ation and recombinant ... eleven loci, one locus was selected from vari-ance of additive effects of a QTL 0.03 in Table 4, five loci from 0.04, three loci from 0.05, and two loci from 0.06 Combination of allele frequency and

Ngày tải lên: 27/03/2023, 03:46

... Trang 1R E S E A R C H Open AccessCandidate genes in quantitative trait loci associated with absolute and relative kidney weight in rats with Inherited Stress Induced ... positional candidate genes in the QTL for absolute and relative kidney weight Results: Several known and predicted genes differentially expressed in ISIAH and WAG kidney were mapped to genetic loci ... common and partly separate con-trol and may be triggered also by some common and specific stimuli [19] The significant positive correlation was shown between kidney weight and glomerular number and

Ngày tải lên: 27/03/2023, 04:15

... 8seeding to understand trait interaction, and mappingand aligning QTLs Traits were targeted individually and in groups for statistical and genetic analysis with the aim of understanding the basis ... lodging-related traits, significant differences were observed for all traits under both lowland and upland well-watered conditions (Additional files 3 and 4) The progeny means were intermediate for traits ... drought-related traits, cluster 2 contained most of the lodging-related traits and some traits related to yield potential and adaptation to direct seeding, and cluster 3 contained correlated traits across

Ngày tải lên: 27/03/2023, 05:07

... embryogenesis Explants were cultured on modified Murashige-Skoog (MS) medium (Murashige and Skoog, 1962), Schenk-Hildebrandt (SH) medium (Schenk and Hildebrandt, 1972), and WPM (Lloyd and McCown, 1980), ... Manzane-ra and Pardos, 1990), Q Shumardii (Ben-nett and Davies, 1986), Q acutissima (Ide and Yamamoto, 1986; Sato et al, 1987), Q serrata (Ide and Yamamoto, 1987) and Q lobata (Johnson and Walker, ... embryos cultured on these media produced embryo-genic tissue within 7-9 weeks (fig 2) The embryogenic competence was maintained by embryogenic tissue subculture Em-bryogenic tissues cultured

Ngày tải lên: 08/08/2014, 19:21

... carrying the B and b allele: p equals 1, 1/2 and 0 for G equal to BB, Bb and bb, and q = 1 - p Under random mating to selected mates, B and b gametes are combined at random to B and b gametes ... selection candidates Letting p and q be the frequencies of B and b among selected males and p and qthe frequencies among selected females, optimal breeding values for the QTL become equal to +a,, 0 and ... to the genetic standard deviation by multiplying a and d by the accuracy of EBV and to values relative to the phenotypic standard deviation by multiplying a and d by accuracy and the square root

Ngày tải lên: 09/08/2014, 18:21

... selected line in a previous experiment [89] Lociassociated with body weight at 3, 6 and 10 wks of age were identified onchromosomes 1 and 17, 1 and 11 and 1, 3 and 11, respectively Considering that ... animal growth is tounderstand its “genetic architecture”, that is the number and position of lociaffecting the trait, the magnitude of their effects, allele frequencies and types of gene action ... variation and the response to selection, allowed the estimation ofthe number of loci regulating a given trait [41] According to that model, thenumber of loci involved in the regulation of a quantitative

Ngày tải lên: 09/08/2014, 18:21

... at 17 cM and 32 cM on chromosomes and 7, respectively; (b) H1 and H2 hypothesis; (c) H0 and H2 hypothesis; (d) QTL1 and QTL on chromosomes and 7, respectively the two-QTL model for P1, and 35 cM ... the one-QTL model (Populations B and C) Three fat traits, P1, P3 and L, from population B, displayed similar peak positions (1 and cM), and two fat traits, P1 and P3, showed significant test statistics ... of quantitative trait loci in half-sib populations Theor Appl Genet 1996, 93:71-80 Seaton G, Haley CS, Knott SA, Kearsey M, Visscher PM: QTL Express: mapping quantitative trait loci in simple and...

Ngày tải lên: 14/08/2014, 13:21

... respectively, and e is the residual error β and α are fixed and unknown parameters and e is a random variable From: Methods in Molecular Biology: vol 195: Quantitative Trait Loci: Methods and Protocols ... for each of the mother and father, and a code for sex (typically m and f or and 2) In addition, trait and marker information are included It is the combination of family ID and individual ID that ... vol 195: Quantitative Trait Loci: Methods and Protocols Edited by: N J Camp and A Cox  Humana Press, Inc., Totowa, NJ Barrett Methods 2.1 Analysis of Variance and Linear Regression The standard...

Ngày tải lên: 11/04/2014, 10:23

... sophisticated quantitative genetic analytical techniques, have made it possible to dissect complex traits and link quantitative variation in traits to allelic variation on chromosomes or quantitative trait ... EXTENDING THE POWER OF QUANTITATIVE TRAIT LOCUS ANALYSIS 11 41 IDENTIFYING QUANTITATIVE TRAIT LOCI Composite Interval Mapping and Multiple Interval Mapping: Procedures and Guidelines for Using ... Wang, and Zhao-Bang Zeng Design Database for Quantitative Trait Loci (QTL) Data Warehouse, Data Mining, and Meta-Analysis Zhi-Liang Hu, James M Reecy, and...

Ngày tải lên: 30/05/2014, 00:00

... fatness traits Growth and fatness genes in pigs 301 model used The LC model detected a QTL between markers S0121 and SW322 for early growth traits (W10w, W13w and ADG2) and between markers S0087 and ... parents i and j to offspring k, and µxqs and i xq µij d can be parameterised as µx1j) = µi( j) +αx j) /2 and µx2j) = µi( j) −αx j) /2, αx i i( i( i( i( and αx being the within-half-sib and within-full-sib ... females than in males in F2 pigs originating from Meishan grandsires and Large White granddams (vs Large White grandsires and Meishan granddam in the present study) The lower QTL effects in females...

Ngày tải lên: 09/08/2014, 18:21

... carotenoid accumulation and flesh color co-localized with carotenoid-related genes: CMCRTR and BOH_1 in LG VI and CMBCYC and LYCB in LG VIII (Figures and 4), and as such become candidate genes for ... markers (i.e SSRs and SNPs) and putative candidate genes that control fruit ripening, flesh softening, and sugar and carotenoid accumulation Moreover, QTL information for 62 traits from 18 different ... framework map and markers were located subsequently to their respective bins from the IRTA to the framework map Trait and QTL definition Traits and QTL were selected from 17 published works and unpublished...

Ngày tải lên: 11/08/2014, 11:21

... subcomponents of the same character (i e FT and V-R, VT and F-V on LG2; VT and F-V, R and F-R on LG6; MSFW and MSDW on LG15; VT and F-V on LG16; % SDM, MSFW and MSDW on LG18) Nevertheless, we also ... parental and consensus maps for three years (Table 5) Phenology Ripening-related QTLs were previously reported by [44] on LGs 7, 17 and 18 and by [53] on LGs and In our experiment the phenology sub-traits ... was between (LG 6) and 22 (LGs and 8) for Italia and between (LG 11) and 21 (LG 14) for Big Perlon Marker-free regions longer than 20 cM were found in 11 Italia linkage groups and Big Perlon linkage...

Ngày tải lên: 12/08/2014, 05:20