35 research outputs found

    Additional file 7: Table S4. of Diversity in boron toxicity tolerance of Australian barley (Hordeum vulgare L.) genotypes

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    Breeding origin, genotype at HvBot1, and B tolerance phenotype of 80 current or recent Australian barley varieties grown to maturity in a glasshouse with an elevated supply of B. Breeding lines Parent 19 and Ethiopia 756 were also included in the screen, as well as Sahara 3771 and Clipper control genotypes. All varieties had a Clipper (B-intolerant) allele at chromosomes 6H and 3H, while at 2H only Sloop Vic_A, Sloop Vic_B and Ethiopia 756 possessed the tolerant (Sahara) allele. Varieties are listed in order of increasing severity of leaf symptoms expression. Symptoms were assessed visually three times during the growth of plants to full maturity and an average score determined (0 = no necrosis; 6 = severe necrosis). The penultimate leaves from five tillers were sampled at mid-grain fill for determination of leaf B concentration (PDF 464 kb

    Additional file 2: Figure S1. of Diversity in boron toxicity tolerance of Australian barley (Hordeum vulgare L.) genotypes

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    Nine barleys accessioned with the name Sahara contain the rare HvBot1 gene duplication. (a) Southern analysis of allele type and gene duplication at HvBot1, for a representative set of barley genotypes. Lane 1, Clipper; 2, Sahara 3771; 3; Alexis; 4, Amagi Nijo; 5, Arapiles; 6, Atlas; 7, Barque; 8, California Mariout; 9, Chebec; 10, CM72; 11, Commander; 12, Flagship; 13, Fleet; 14, Franklin; 15, Gairdner; 16, Galleon; 17, Golden Promise; 18, Halcyon; 19, Haruna Nijo; 20, Clipper; 21, Sahara 3771; 22, Keel; 23, Morex; 24, Mundah; 25, Sahara 3763; 26, Sahara 3764; 27, Sahara 3765; 28, Sahara 3766; 29, Sahara 3767; 30, Sahara 3768; 31, Sahara 3769; 32, Sahara 3770, 33, Schooner; 34, Skiff; 35, Sloop; 36, Steptoe; 37, Tadmor; 38, Tokak. Genomic DNA was digested with Dra I, and probed with a [32P]-labelled nucleic acid fragment of HvBot1 derived from Clipper (Additional File 5: Table S3). (b) Leaf symptom scores (upper panel) and shoot B concentrations (lower panel) of nine Sahara barley accessions grown in nutrient solutions with 5 mM additional B (PDF 1165 kb

    Additional file 8: Table S5. of Diversity in boron toxicity tolerance of Australian barley (Hordeum vulgare L.) genotypes

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    Barley genotypes included in each (a) HvBot1 allele class and (b) HvNIP2;1 haplotype class, for gene expression analyses data presented in Figs. 1b and 3b, respectively (PDF 301 kb

    Baseline demographic characteristics of 1,281 African Americans participating in the Health ABC study.

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    <p>Definition of abbreviations: BMI  =  body mass index; FEV<sub>1</sub>  =  forced expiratory volume at one second; FVC  =  forced vital capacity.</p><p>Categorical and continuous variables were assessed with chi-square test and two-sample t-test, respectively.</p>†<p>among ever smokers only.</p>‡<p>among current smokers only.</p

    Predicted FEV<sub>1</sub> decline (in milliliters) by smoking-ancestry strata derived from a mixed effects model.

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    <p>Health ABC (A) and CARDIA (B). Current smokers are represented by the ▴ symbol and former smokers by the • symbol. Low African ancestry groups are represented by a solid line and high African ancestry by a dashed line. The groups are as follows: low African current smokers (solid line with ▴ symbol), high African current smokers (dashed line with ▴ symbol), low African former smokers (solid line with • symbol), and high African former smokers (dashed line with • symbol).</p
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