Search Results - "Humphreys, M.O"

An enhanced molecular marker based genetic map of perennial ryegrass (Lolium perenne) reveals comparative relationships with other Poaceae genomes by Jones, Elizabeth S, Mahoney, Natalia L, Hayward, Michael D, Armstead, Ian P, Jones, J Gilbert, Humphreys, Mervyn O, King, Ian P, Kishida, Tsugutoshi, Yamada, Toshihiko, Balfourier, François, Charmet, Gilles, Forster, John W

“…A molecular-marker linkage map has been constructed for perennial ryegrass (Lolium perenne L.) using a one-way pseudo-testcross population based on the mating…”
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Environmental effects on seed yield and costs of temperate forages during regeneration by Hinton-Jones, M., Marshall, A.H., Thomas, I.D., Humphreys, M.O., Marum, P., Ševčíková, M., Šrámek, P., de Sousa, M.M.T., Nielsen, N. Chr, Dhanoa, M.S.

“…The genetic implications and economics of regenerating forage species in different environments was studied in a multi-site field experiment. Two accessions of…”
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Association of candidate genes with flowering time and water-soluble carbohydrate content in Lolium perenne (L.) by Skot, L, Humphreys, J, Humphreys, M.O, Thorogood, D, Gallagher, J, Sanderson, R, Armstead, I.P, Thomas, I.D

“…We describe a candidate gene approach for associating SNPs with variation in flowering time and water-soluble carbohydrate (WSC) content and other quality…”
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Dissecting the regulation of fructan metabolism in perennial ryegrass (Lolium perenne) with quantitative trait locus mapping by Turner, L. B., Cairns, A. J., Armstead, I. P., Ashton, J., Skøt, K., Whittaker, D., Humphreys, M. O.

“…• Quantitative trait locus (QTL) mapping, which can be a useful tool for dissecting complex traits, has been used here to study the regulation of fructan…”
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Identifying genetic components controlling fertility in the outcrossing grass species perennial ryegrass (Lolium perenne) by quantitative trait loci analysis and comparative genetics by Armstead, I. P., Turner, L. B., Marshall, A. H., Humphreys, M. O., King, I. P., Thorogood, D.

“…Mutational load and resource allocation factors and their effects on limiting seed set were investigated in ryegrass by comparative mapping genomics and…”
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Does fructan have a functional role in physiological traits? Investigation by quantitative trait locus mapping by Turner, L. B., Cairns, A. J., Armstead, I. P., Thomas, H., Humphreys, M. W., Humphreys, M. O.

“…The role of fructan in growth and drought-stress responses of perennial ryegrass (Lolium perenne) was investigated in an F₂ mapping family that segregates for…”
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association mapping approach to identify flowering time genes in natural populations of Lolium perenne (L.) by Skot, L, Humphreys, M.O, Armstead, I, Heywood, S, Skot, K.P, Sanderson, R, Thomas, I.D, Chorlton, K.H, Hamilton, N.R.S

“…We describe an association mapping approach using natural populations of perennial ryegrass (Lolium perenne L.) to identify molecular markers associated with…”
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Testing water-soluble carbohydrate QTL effects in perennial ryegrass (Lolium perenne L.) by marker selection by Turner, L. B, Farrell, M, Humphreys, M. O, Dolstra, O

“…Water-soluble carbohydrates (WSC) are an important factor determining the nutritional value of grass forage and development of genetic markers for selection of…”
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Forage breeding and management to increase the beneficial fatty acid content of ruminant products by Dewhurst, R. J., Scollan, N. D., Lee, M. R. F., Ougham, H. J., Humphreys, M. O.

“…The declining consumption of ruminant products has been partly associated with their high proportion (but not necessarily content) of saturated fatty acids…”
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A framework linkage map of perennial ryegrass based on SSR markers by Gill, G P, Wilcox, P L, Whittaker, D J, Winz, R A, Bickerstaff, P, Echt, C E, Kent, J, Humphreys, M O, Elborough, K M, Gardner, R C

“…A moderate-density linkage map for Lolium perenne L. has been constructed based on 376 simple sequence repeat (SSR) markers. Approximately one third (124) of…”
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Effect of increasing availability of water-soluble carbohydrates on in vitro rumen fermentation by Lee, M.R.F, Merry, R.J, Davies, D.R, Moorby, J.M, Humphreys, M.O, Theodorou, M.K, MacRae, J.C, Scollan, N.D

“…The effect of adding water-soluble carbohydrate (WSC) on the microbial fermentation of fresh perennial ryegrass was examined in an in vitro RUSITEC system over…”
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Identification of perennial ryegrass (Lolium perenne (L.)) and meadow fescue (Festuca pratensis (Huds.)) candidate orthologous sequences to the rice Hd1(Se1) and barley HvCO1 CONSTANS-like genes through comparative mapping and microsynteny by Armstead, I. P., Skøt, L., Turner, L. B., Skøt, K., Donnison, I. S., Humphreys, M. O., King, I. P.

“…• Microsynteny with rice and comparative genetic mapping were used to identify candidate orthologous sequences to the rice Hd1(Se1) gene in Lolium perenne and…”
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Identification and mode of action of self-compatibility loci in Lolium perenne L by Thorogood, D, Armstead, I.P, Turner, L.B, Humphreys, M.O, Hayward, M.D

“…The two-locus gametophytic incompatibility system in perennial ryegrass (Lolium perenne L.) is not always fully effective: obligate selfing of plants sieves…”
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Introgression of crown rust (Puccinia coronata) resistance from meadow fescue (Festuca pratensis) into Italian ryegrass (Lolium multiflorum): genetic mapping and identification of associated molecular markers by Armstead, I.P, Harper, J.A, Turner, L.B, Skot, L, King, I.P, Humphreys, M.O, Morgan, W.G, Thomas, H.M, Roderick, H.W

“…Crown rust (Puccinia coronata) resistance (CRres), which had been introgressed from meadow fescue (Festuca pratensis) into the Italian ryegrass (Lolium…”
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Effects of a stay-green mutation on plant nitrogen relations in Lolium perenne during N starvation and after defoliation by MacDuff, J.H, Humphreys, M.O, Thomas, H

“…The stay-green mutation of the nuclear gene sid results in inhibition of chlorophyll degradation during leaf senescence in grasses, reducing N remobilization…”
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Effects of a stay-green trait on the concentrations and stability of fatty acids in perennial ryegrass by Dewhurst, R.J, Moorby, J.M, Scollan, N.D, Tweed, J.K.S, Humphreys, M.O

“…Three experiments were conducted to evaluate the effect of a stay‐green trait in perennial ryegrass (Lolium perenne) on concentrations of fatty acids as well…”
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Stay-green compared with non-stay-green Lolium perenne in field swards with different cutting and nitrogen treatments by Wilman, D, Irianni, R.A.M, Humphreys, M.O

“…Summary The purpose of this study was to investigate the effect of the stay‐green trait, originally introduced into perennial ryegrass (Lolium perenne) for…”
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Genetic analysis of Lolium. I. Identification of linkage groups and the establishment of a genetic map by Hayward, M.D, Forster, J.W, Jones, J.G, Dolstra, O, Evans, C, McAdam, N.J, Hossain, K.G, Stammers, M, Will, J, Humphreys, M.O, Evans, G.M

“…A genetic map of Lolium has been produced using isozyme, restriction fragment length polymorphism (RFLP) and random amplified polymorphic DNA (RAPD) markers…”
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Reproductive disturbances and phosphoglucoisomerase instability in Festuca arundinaceae (tall fescue) plants regenerated from callus and cell suspension cultures by Garcia, A, Dalton, S.J, Humphreys, M.O

“…Shoot tips of four Festuca arundinacea Schreb. genotypes (breeder's lines) were cultured in vitro in order to induce callus formation. In addition, cell…”
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Inheritance and expression of transgenes in T(2) and T(3) generations of Lotus corniculatus transformed using Agrobacterium tumefaciens by Webb, K.J. (Institute of Grassland and Environmental Research, Aberystwyth, Dyfed (United Kingdom).), Humphreys, M.O, Skot, L, Gibbs, M, Gatehouse, J

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