Hydroxyacetophenone defenses in white spruce against spruce budworm by Parent, GJ, Méndez-Espinoza, C, Giguère, I, Mageroy, MH, Charest, M, Bauce, É, Bohlmann, J, MacKay, JJ

“…<p>We review a recently discovered white spruce (<em>Picea glauca</em>) chemical defense against spruce budworm (<em>Choristoneura fumiferana)</em>&nbsp;involving hydroxyacetophenones. …”

Association genetics of acetophenone defence against spruce budworm in mature white spruce. by Lamara, M, Parent, GJ, Giguère, I, Beaulieu, J, Bousquet, J, MacKay, JJ

“…<p><strong>Background:</strong> Outbreaks of spruce budworm (SBW, Choristoneura fumiferana Clem.) cause major recurrent damage in boreal conifers such as white spruce (Picea glauca [Moench] Voss) and large losses of forest biomass in North America. …”

Genetic control and evolutionary potential of a constitutive resistance mechanism against the spruce budworm (Choristoneura fumiferana) in white spruce (Picea glauca) by Méndez-Espinoza, C, Parent, GJ, Lenz, P, Rainville, A, Tremblay, L, Adams, G, McCartney, A, Bauce, E, MacKay, J

“…Insect herbivory may drive evolution by selecting for trees with heritable resistance against defoliation. The spruce budworm (Choristoneura fumiferana, SBW) is a highly damaging forest insect pest that can affect population structure of white spruce (Picea glauca) in North America. …”

The Norway spruce genome sequence and conifer genome evolution. by Nystedt, B, Street, N, Wetterbom, A, Zuccolo, A, Lin, Y, Scofield, D, Vezzi, F, Delhomme, N, Giacomello, S, Alexeyenko, A, Vicedomini, R, Sahlin, K, Sherwood, E, Elfstrand, M, Gramzow, L, Holmberg, K, Hällman, J, Keech, O, Klasson, L, Koriabine, M, Kucukoglu, M, Käller, M, Luthman, J, Lysholm, F, Niittylä, T

“…Here we present the draft assembly of the 20-gigabase genome of Norway spruce (Picea abies), the first available for any gymnosperm. …”

A white spruce gene catalog for conifer genome analyses. by Rigault, P, Boyle, B, Lepage, P, Cooke, J, Bousquet, J, MacKay, J

“…A gene catalog was developed for the conifer tree Picea glauca (white spruce) through large-scale expressed sequence tag sequencing and full-length cDNA sequencing to facilitate genome characterizations, comparative genomics, and gene mapping. …”

The genome sequence of the Spruce Carpet Moth, Thera britannica (Turner, 1925) by Boyes, D, Holland, PWH

“…We present a genome assembly from an individual male Thera britannica (the Spruce Carpet Moth; Arthropoda; Insecta; Lepidoptera; Geometridae). …”

Long-insert sequence capture detects high copy numbers in a defence-related beta-glucosidase gene βglu-1 with large variations in white spruce but not Norway spruce by Hung, TIN, Wu, ETY, Zeltiņš, P, Jansons, Ā, Ullah, A, Erbilgin, N, Bohlmann, J, Bousquet, J, Birol, I, Clegg, S, Mackay, J

“…The copy number variation (CNV) of two key acetophenone biosynthesis genes Ugt5/Ugt5b and βglu-1 may provide a plausible mechanism underlying the constitutively variable defence in white spruce (Picea glauca) against its primary defoliator, spruce budworm. …”

The community of root fungi is associated with the growth rate of Norway spruce ( Picea abies ) by Hamberg, L, Vanhatalo, J, Velmala, S, Taylor, AFS, MacKay, J, Caron, S, Asiegbu, FO, Sievänen, R, Raumonen, P, Hytönen, T, Pennanen, T

“…Some ectomycorrhizal species, typically found on mature spruces, were more prevalent on saplings from slow‐growing spruces. …”

Discovery of a resistance gene against a major forest pest: the spruce budworm by Germanos, G, Delvas, N, Giguere, I, Bauce, E, Mackay, J

Association genetics of wood physical traits in the conifer white spruce and relationships with gene expression. by Beaulieu, J, Doerksen, T, Boyle, B, Clément, S, Deslauriers, M, Beauseigle, S, Blais, S, Poulin, P, Lenz, P, Caron, S, Rigault, P, Bicho, P, Bousquet, J, Mackay, J

“…In this study, we used a candidate gene approach to test for associations between 944 single-nucleotide polymorphism markers from 549 candidate genes and 25 wood quality traits in white spruce. A mixed-linear model approach, including a weak but nonsignificant population structure, was implemented for each marker-trait combination. …”

Gene Regulation in White Spruce Functional Analyses of Transcription Factors in the Context of Wood Formation by Duval, I, An, N, Boyle, B, Mackay, J, Seguin, A

Additive and non-additive genetic variance in juvenile Sitka spruce (Picea sitchensis Bong. Carr) by Ilska, JJ, Tolhurst, DJ, Tumas, H, Maclean, JP, Cottrell, J, Lee, SJ, Mackay, J, Woolliams, JA

“…Here the fractions of additive (<em>f</em>_<em>a</em>) and non-additive (<em>f</em>_<em>d</em>) genetic variation were estimated in Sitka spruce for height, bud burst and pilodyn penetration depth. …”

High-density genetic linkage mapping in Sitka spruce advances the integration of genomic resources in conifers by Tumas, H, Ilska, J, Gerardi, S, Laroche, J, A'Hara, S, Boyle, B, Janes, M, McLean, P, Lopez, G, Lee, S, Cottrell, J, Gorjanc, G, Bousquet, J, Woolliams, J, Mackay, JJ

“…Altogether, these 2 linkage maps, the accompanying catalog of 286,159 SNPs and the genotyping chip developed, herein, open new perspectives for a variety of fundamental and more applied research objectives, such as for the improvement of spruce genome assemblies, or for marker-assisted sustainable management of genetic resources in Sitka spruce and related species.…”

Long-term changes in the flora of oak forests and of oak:spruce mixtures following removal of conifers by Kirby, K, Goldberg, E, Orchard, N

“…In 1982/3 sixty 14.1 x 14.1 m quadrats were recorded across stands of oak (Quercus robur L.) and spruce (Picea abies (L.) H.Karst.)/oak mixtures, of various ages in Salcey Forest, southern England. …”

Differential gene expression patterns in white spruce newly formed tissue on board the International Space Station by Beaulieu, J, Giguere, I, Deslauriers, M, Boyle, B, Mackay, J

“…White spruce (Picea glauca [Moench] Voss) seedlings produced by somatic embryogenesis were grown both at the Kennedy Space Center and in weightlessness in the ISS for 30 days. …”

SABATH methyltransferases from white spruce (Picea glauca): gene cloning, functional characterization and structural analysis. by Zhao, N, Boyle, B, Duval, I, Ferrer, J, Lin, H, Seguin, A, Mackay, J, Chen, F

“…The biological roles of white spruce SABATH genes, especially those of PgIAMT1, and the evolution of the SABATH family are discussed.…”

Are long-lived trees poised for evolutionary change? Single locus effects in the evolution of gene expression networks in spruce. by Verta, J, Landry, C, Mackay, J

“…We address this question by measuring the segregation of expression levels in white spruce [Picea glauca (Moench), Voss] in a transcriptome-wide manner and examining the underlying evolutionary and biological processes. …”

Assembling the 20 Gb white spruce (Picea glauca) genome from whole-genome shotgun sequencing data. by Birol, I, Raymond, A, Jackman, S, Pleasance, S, Coope, R, Taylor, G, Yuen, M, Keeling, C, Brand, D, Vandervalk, B, Kirk, H, Pandoh, P, Moore, R, Zhao, Y, Mungall, A, Jaquish, B, Yanchuk, A, Ritland, C, Boyle, B, Bousquet, J, Ritland, K, Mackay, J, Bohlmann, J, Jones, S

“…Sequencing and assembling the large and highly repetitive spruce genome though pushes the boundaries of the current technology. …”

Functional analysis of the PgCesA3 white spruce cellulose synthase gene promoter in secondary xylem by Sena, JS, Lachance, D, Duval, I, Nguyen, TTA, Stewart, D, Mackay, J, Séguin, A

“…We produced transgenic spruce expressing the GUS reporter gene driven by the&nbsp;<em>PgCesA3</em>&nbsp;promoter. …”

Development of high-density SNP genotyping arrays for white spruce (Picea glauca) and transferability to subtropical and nordic congeners. by Pavy, N, Gagnon, F, Rigault, P, Blais, S, Deschênes, A, Boyle, B, Pelgas, B, Deslauriers, M, Clément, S, Lavigne, P, Lamothe, M, Cooke, J, Jaramillo-Correa, J, Beaulieu, J, Isabel, N, Mackay, J, Bousquet, J

“…These validated SNP resources should open up new avenues for population genetics and comparative genetic mapping at a genomic scale in spruce species.…”