picea

Summary

Summary: A plant genus in the family PINACEAE, order Pinales, class Pinopsida, division Coniferophyta. They are evergreen, pyramidal trees with whorled branches and thin, scaly bark. Each of the linear, spirally arranged leaves is jointed near the stem on a separate woody base.

Top Publications

  1. Kang B, Mann I, Major J, Rajora O. Near-saturated and complete genetic linkage map of black spruce (Picea mariana). BMC Genomics. 2010;11:515 pubmed publisher
    ..Spruce (Picea) genomics work is quite challenging, mainly because of extremely large size and highly repetitive nature of its ..
  2. Kuptz D, Fleischmann F, Matyssek R, Grams T. Seasonal patterns of carbon allocation to respiratory pools in 60-yr-old deciduous (Fagus sylvatica) and evergreen (Picea abies) trees assessed via whole-tree stable carbon isotope labeling. New Phytol. 2011;191:160-72 pubmed publisher
    ..Recent photosynthates of adult beech (Fagus sylvatica) and spruce (Picea abies) trees were labeled by exposing whole-tree canopies to (13) C-depleted CO(2)...
  3. Damon C, Lehembre F, Oger Desfeux C, Luis P, Ranger J, Fraissinet Tachet L, et al. Metatranscriptomics reveals the diversity of genes expressed by eukaryotes in forest soils. PLoS ONE. 2012;7:e28967 pubmed publisher
    ..synthesized from polyadenylated mRNA directly extracted from soils sampled in beech (Fagus sylvatica) and spruce (Picea abies) forests...
  4. Holliday J, Yuen M, Ritland K, Aitken S. Postglacial history of a widespread conifer produces inverse clines in selective neutrality tests. Mol Ecol. 2010;19:3857-64 pubmed publisher
    ..the signature of postglacial re-colonization has skewed the SFS in the widely distributed conifer Sitka spruce (Picea sitchensis (Bong.) Carr.), we re-sequenced 153 nuclear genes in six populations from across the species range...
  5. Raherison E, Rigault P, Caron S, Poulin P, Boyle B, Verta J, et al. Transcriptome profiling in conifers and the PiceaGenExpress database show patterns of diversification within gene families and interspecific conservation in vascular gene expression. BMC Genomics. 2012;13:434 pubmed publisher
    ..An oligonucleotide microarray was developed from Picea glauca and P. sitchensis cDNA datasets...
  6. Zerbe P, Chiang A, Bohlmann J. Mutational analysis of white spruce (Picea glauca) ent-kaurene synthase (PgKS) reveals common and distinct mechanisms of conifer diterpene synthases of general and specialized metabolism. Phytochemistry. 2012;74:30-9 pubmed publisher
    ..synthase as template, comparative modeling and mutagenesis of the class I diTPS ent-kaurene synthase from Picea glauca (PgKS) was performed to elucidate the catalytic specificity of PgKS relative to spruce diTPSs of ..
  7. Pelgas B, Bousquet J, Meirmans P, Ritland K, Isabel N. QTL mapping in white spruce: gene maps and genomic regions underlying adaptive traits across pedigrees, years and environments. BMC Genomics. 2011;12:145 pubmed publisher
    ..It will serve as a basic reference to functional and association genetic studies of adaptation and growth in Picea taxa...
  8. Abbott E, Hall D, Hamberger B, Bohlmann J. Laser microdissection of conifer stem tissues: isolation and analysis of high quality RNA, terpene synthase enzyme activity and terpenoid metabolites from resin ducts and cambial zone tissue of white spruce (Picea glauca). BMC Plant Biol. 2010;10:106 pubmed publisher
    ..We describe robust methods for isolation of individual tissue-types from white spruce (Picea glauca) stems for analysis of RNA, enzyme activity and metabolites...
  9. Bashalkhanov S, Eckert A, Rajora O. Genetic signatures of natural selection in response to air pollution in red spruce (Picea rubens, Pinaceae). Mol Ecol. 2013;22:5877-89 pubmed publisher
    ..putative effects on adaptation to climate and human-induced air pollution within five populations of red spruce (Picea rubens Sarg.), distributed across its natural range and air pollution gradient in eastern North America...

More Information

Publications76

  1. Hall D, Robert J, Keeling C, Domanski D, Quesada A, Jancsik S, et al. An integrated genomic, proteomic and biochemical analysis of (+)-3-carene biosynthesis in Sitka spruce (Picea sitchensis) genotypes that are resistant or susceptible to white pine weevil. Plant J. 2011;65:936-48 pubmed publisher
    ..The monoterpene (+)-3-carene is associated with resistance of Sitka spruce (Picea sitchensis) to white pine weevil (Pissodes strobi)...
  2. Germain H, Lachance D, Pelletier G, Fossdal C, Solheim H, Seguin A. The expression pattern of the Picea glauca Defensin 1 promoter is maintained in Arabidopsis thaliana, indicating the conservation of signalling pathways between angiosperms and gymnosperms. J Exp Bot. 2012;63:785-95 pubmed publisher
    A 1149 bp genomic fragment corresponding to the 5' non-coding region of the PgD1 (Picea glauca Defensin 1) gene was cloned, characterized, and compared with all Arabidopsis thaliana defensin promoters...
  3. Gérardi S, Jaramillo Correa J, Beaulieu J, Bousquet J. From glacial refugia to modern populations: new assemblages of organelle genomes generated by differential cytoplasmic gene flow in transcontinental black spruce. Mol Ecol. 2010;19:5265-80 pubmed publisher
    ..structures were compared to identify putative ancestral and new cytoplasmic genome assemblages in black spruce (Picea mariana), a North American boreal conifer...
  4. Li Y, Stocks M, Hemmilä S, Källman T, Zhu H, Zhou Y, et al. Demographic histories of four spruce (Picea) species of the Qinghai-Tibetan Plateau and neighboring areas inferred from multiple nuclear loci. Mol Biol Evol. 2010;27:1001-14 pubmed publisher
    ..variation at 12-16 nuclear loci was studied in three spruce species from the Qinghai-Tibetan Plateau (QTP), Picea likiangensis, P. wilsonii, and P. purpurea, and one species from the Tian Shan mountain range, P. schrenkiana...
  5. Reininger V, Grünig C, Sieber T. Host species and strain combination determine growth reduction of spruce and birch seedlings colonized by root-associated dark septate endophytes. Environ Microbiol. 2012;14:1064-76 pubmed publisher
    Interactions of Betula pendula and Picea abies with dark septate endophytes of the Phialocephala fortinii-Acephala applanata species complex (PAC) were studied...
  6. Beaulieu J, Doerksen T, Boyle B, Clément S, Deslauriers M, Beauseigle S, et al. Association genetics of wood physical traits in the conifer white spruce and relationships with gene expression. Genetics. 2011;188:197-214 pubmed publisher
    ..These results should contribute toward the development of efficient marker-assisted selection in an economically important tree species...
  7. Keeling C, Weisshaar S, Ralph S, Jancsik S, Hamberger B, Dullat H, et al. Transcriptome mining, functional characterization, and phylogeny of a large terpene synthase gene family in spruce (Picea spp.). BMC Plant Biol. 2011;11:43 pubmed publisher
    ..These compounds contribute to defence against herbivores and pathogens and perhaps also protect against abiotic stress...
  8. Kang B, Major J, Rajora O. A high-density genetic linkage map of a black spruce (Picea mariana) × red spruce (Picea rubens) interspecific hybrid. Genome. 2011;54:128-43 pubmed publisher
    Genetic maps provide an important genomic resource of basic and applied significance. Spruce (Picea) has a very large genome size (between 0.85 × 1010 and 2.4 × 1010 bp; 8.5-24.0 pg/1C, a mean of 17.7 pg/1C )...
  9. Prunier J, Laroche J, Beaulieu J, Bousquet J. Scanning the genome for gene SNPs related to climate adaptation and estimating selection at the molecular level in boreal black spruce. Mol Ecol. 2011;20:1702-16 pubmed publisher
    Outlier detection methods were used to scan the genome of the boreal conifer black spruce (Picea mariana [Mill.] B.S.P...
  10. Sheng X, Zhang S, Jiang L, Li K, Gao Y, Li X. Lead stress disrupts the cytoskeleton organization and cell wall construction during Picea wilsonii pollen germination and tube growth. Biol Trace Elem Res. 2012;146:86-93 pubmed publisher
    ..Here, we report that lead stress significantly prevented Picea wilsonii pollen germination and tube growth and also dramatically altered the tube morphology in a concentration-..
  11. Karlgren A, Gyllenstrand N, Källman T, Sundstrom J, Moore D, Lascoux M, et al. Evolution of the PEBP gene family in plants: functional diversification in seed plant evolution. Plant Physiol. 2011;156:1967-77 pubmed publisher
    ..Overexpression of Picea abies PEBP genes in Arabidopsis (Arabidopsis thaliana) suggests that the FT/TFL1-like genes (PaFTL1 and PaFTL2) ..
  12. Wallander H, Johansson U, Sterkenburg E, Brandström Durling M, Lindahl B. Production of ectomycorrhizal mycelium peaks during canopy closure in Norway spruce forests. New Phytol. 2010;187:1124-34 pubmed publisher
    ..of actively growing ectomycorrhizal (EM) mycelia were studied over the rotation period of managed Norway spruce (Picea abies) stands in south-western Sweden...
  13. Chen J, Källman T, Ma X, Gyllenstrand N, Zaina G, Morgante M, et al. Disentangling the roles of history and local selection in shaping clinal variation of allele frequencies and gene expression in Norway spruce (Picea abies). Genetics. 2012;191:865-81 pubmed publisher
    ..and phenotypic variation in bud set, a highly heritable and adaptive trait, among 18 populations of Norway spruce (Picea abies), arrayed along a latitudinal gradient ranging from 47°N to 68°N...
  14. Holliday J, Wang T, Aitken S. Predicting adaptive phenotypes from multilocus genotypes in Sitka spruce (Picea sitchensis) using random forest. G3 (Bethesda). 2012;2:1085-93 pubmed publisher
    ..We previously reported the results of association mapping in the widespread conifer Sitka spruce (Picea sitchensis)...
  15. Larsson H, Källman T, Gyllenstrand N, Lascoux M. Distribution of long-range linkage disequilibrium and Tajima's D values in Scandinavian populations of Norway Spruce (Picea abies). G3 (Bethesda). 2013;3:795-806 pubmed publisher
    ..This has large consequences for the design of future association and population genetic studies in Norway spruce...
  16. Balducci L, Deslauriers A, Giovannelli A, Rossi S, Rathgeber C. Effects of temperature and water deficit on cambial activity and woody ring features in Picea mariana saplings. Tree Physiol. 2013;33:1006-17 pubmed publisher
    ..The study investigated the plant water relations, cambial activity and wood formation in black spruce saplings [Picea mariana (Mill.) B.S.P.] subjected to water deficit and warming...
  17. Eastaugh C, Pötzelsberger E, Hasenauer H. Assessing the impacts of climate change and nitrogen deposition on Norway spruce (Picea abies L. Karst) growth in Austria with BIOME-BGC. Tree Physiol. 2011;31:262-74 pubmed publisher
    ..This study applies the species-specific adaptation of the biogeochemical model BIOME-BGC to Norway spruce (Picea abies (L...
  18. Sipponen A, Laitinen K. Antimicrobial properties of natural coniferous rosin in the European Pharmacopoeia challenge test. APMIS. 2011;119:720-4 pubmed publisher
    Rosins (resins) are natural products of the coniferous trees. Purified rosin from the trunk of Norway spruce (Picea abies) is antibacterial against the gram-positive bacteria, but not against the gram-negative bacteria in agar plate ..
  19. Ling Y, Chen T, Jing Y, Fan L, Wan Y, Lin J. ?-Aminobutyric acid (GABA) homeostasis regulates pollen germination and polarized growth in Picea wilsonii. Planta. 2013;238:831-43 pubmed publisher
    ..Here, we demonstrated that specific concentrations of exogenous GABA stimulated pollen tube growth in Picea wilsonii, while an overdose suppressed pollen tube elongation...
  20. Zheng M, Wang Q, Teng Y, Wang X, Wang F, Chen T, et al. The speed of mitochondrial movement is regulated by the cytoskeleton and myosin in Picea wilsonii pollen tubes. Planta. 2010;231:779-91 pubmed publisher
    ..To investigate the roles of actin filaments and microtubules on mitochondrial movements, Picea wilsonii pollen tubes were treated with two microtubule-disrupting drugs, two actin-disrupting drugs and a myosin ..
  21. Xu C, Leppänen A, Eklund P, Holmlund P, Sjöholm R, Sundberg K, et al. Acetylation and characterization of spruce (Picea abies) galactoglucomannans. Carbohydr Res. 2010;345:810-6 pubmed publisher
    ..NMR studies also indicated migration of acetyl groups from O-2 or O-3 to O-6 after a heating treatment in a water bath. The thermal stability of the products was investigated by DSC-TGA...
  22. Greenwood M, Day M, Schatz J. Separating the effects of tree size and meristem maturation on shoot development of grafted scions of red spruce (Picea rubens Sarg.). Tree Physiol. 2010;30:459-68 pubmed publisher
    ..reciprocal grafting experiment was conducted involving juvenile (J), mid-age (MA) and old-growth (OG) red spruce (Picea rubens Sarg.) trees as both scion donors and rootstock...
  23. Calvaruso C, Turpault M, Leclerc E, Ranger J, Garbaye J, Uroz S, et al. Influence of forest trees on the distribution of mineral weathering-associated bacterial communities of the Scleroderma citrinum mycorrhizosphere. Appl Environ Microbiol. 2010;76:4780-7 pubmed publisher
  24. Bedon F, Bomal C, Caron S, Levasseur C, Boyle B, Mansfield S, et al. Subgroup 4 R2R3-MYBs in conifer trees: gene family expansion and contribution to the isoprenoid- and flavonoid-oriented responses. J Exp Bot. 2010;61:3847-64 pubmed publisher
    ..It is reported here that nearly all Sg4 MYB genes in the conifer trees Picea glauca (white spruce) and Pinus taeda (loblolly pine) form a monophyletic clade (Sg4C) that expanded following the ..
  25. Holliday J, Ritland K, Aitken S. Widespread, ecologically relevant genetic markers developed from association mapping of climate-related traits in Sitka spruce (Picea sitchensis). New Phytol. 2010;188:501-14 pubmed publisher
    ..We phenotyped a wide collection of 410 individuals of the widely distributed conifer Sitka spruce rangewide (Picea sitchensis) for budset timing and autumn cold hardiness, and genotyped these individuals for a panel of 768 single ..
  26. Klymiuk A, Stockey R. A lower Cretaceous (Valanginian) seed cone provides the earliest fossil record for Picea (Pinaceae). Am J Bot. 2012;99:1069-82 pubmed publisher
    ..This description of an anatomically preserved seed cone extends the fossil record for Picea A. Dietrich (Pinaceae) by ?75 Ma.
  27. Li L, Abbott R, Liu B, Sun Y, Li L, Zou J, et al. Pliocene intraspecific divergence and Plio-Pleistocene range expansions within Picea likiangensis (Lijiang spruce), a dominant forest tree of the Qinghai-Tibet Plateau. Mol Ecol. 2013;22:5237-55 pubmed publisher
    ..We used this approach to examine intraspecific divergence and past range dynamics in the conifer Picea likiangensis, a dominant tree of forests occurring in eastern and southern areas of the Qinghai-Tibet Plateau (QTP)..
  28. de Vega Bartol J, Santos R, Simões M, Miguel C. Normalizing gene expression by quantitative PCR during somatic embryogenesis in two representative conifer species: Pinus pinaster and Picea abies. Plant Cell Rep. 2013;32:715-29 pubmed publisher
    ..mass proliferation, embryo maturation and germination) in two representative conifer species, Pinus pinaster and Picea abies...
  29. Uddenberg D, Reimegård J, Clapham D, Almqvist C, von Arnold S, Emanuelsson O, et al. Early cone setting in Picea abies acrocona is associated with increased transcriptional activity of a MADS box transcription factor. Plant Physiol. 2013;161:813-23 pubmed publisher
    Conifers normally go through a long juvenile period, for Norway spruce (Picea abies) around 20 to 25 years, before developing male and female cones...
  30. Rajala T, Peltoniemi M, Pennanen T, Mäkipää R. Fungal community dynamics in relation to substrate quality of decaying Norway spruce ( Picea abies [L.] Karst.) logs in boreal forests. FEMS Microbiol Ecol. 2012;81:494-505 pubmed publisher
    ..Macroscopic fruiting bodies were observed for only a small number of species detected with molecular techniques...
  31. Larsson E, Sitbon F, von Arnold S. Differential regulation of Knotted1-like genes during establishment of the shoot apical meristem in Norway spruce (Picea abies). Plant Cell Rep. 2012;31:1053-60 pubmed publisher
    ..In Norway spruce (Picea abies), four KNOXI family members (HBK1, HBK2, HBK3 and HBK4) have been identified, but a corresponding role in ..
  32. Holliday J, Suren H, Aitken S. Divergent selection and heterogeneous migration rates across the range of Sitka spruce (Picea sitchensis). Proc Biol Sci. 2012;279:1675-83 pubmed publisher
  33. He X, Kermode A. Programmed cell death of the megagametophyte during post-germinative growth of white spruce (Picea glauca) seeds is regulated by reactive oxygen species and the ubiquitin-mediated proteolytic system. Plant Cell Physiol. 2010;51:1707-20 pubmed publisher
    The megagametophyte of white spruce (Picea glauca) seeds undergoes programmed cell death following seed germination...
  34. Ran J, Wang P, Zhao H, Wang X. A test of seven candidate barcode regions from the plastome in Picea (Pinaceae). J Integr Plant Biol. 2010;52:1109-26 pubmed publisher
    ..from the plastome (matK, rbcL, rpoB, rpoC1, atpF-atpH, psbA-trnH, and psbK-psbI) to evaluate their suitability in Picea (spruce)...
  35. Sipponen A, Kuokkanen O, Tiihonen R, Kauppinen H, Jokinen J. Natural coniferous resin salve used to treat complicated surgical wounds: pilot clinical trial on healing and costs. Int J Dermatol. 2012;51:726-32 pubmed publisher
    Resin is a natural product of coniferous trees. Salves manufactured from spruce resin (Picea abies) have been used for centuries to treat wounds and skin infections...
  36. Pavy N, Gagnon F, Rigault P, Blais S, Deschênes A, Boyle B, et al. Development of high-density SNP genotyping arrays for white spruce (Picea glauca) and transferability to subtropical and nordic congeners. Mol Ecol Resour. 2013;13:324-36 pubmed publisher
    ..arrays relying on the Infinium iSelect technology (Illumina) were designed for use in the conifer white spruce (Picea glauca)...
  37. Golinska P, Wang D, Goodfellow M. Nocardia aciditolerans sp. nov., isolated from a spruce forest soil. Antonie Van Leeuwenhoek. 2013;103:1079-88 pubmed publisher
    ..On the basis of these data it is proposed that the isolates merit recognition as a new species, Nocardia aciditolerans sp. nov. The type strain is isolate CSCA68(T) (=KACC 17155(T) = NCIMB 14829(T) = DSM 45801(T))...
  38. Keeling C, Madilao L, Zerbe P, Dullat H, Bohlmann J. The primary diterpene synthase products of Picea abies levopimaradiene/abietadiene synthase (PaLAS) are epimers of a thermally unstable diterpenol. J Biol Chem. 2011;286:21145-53 pubmed publisher
    The levopimaradiene/abietadiene synthase from Norway spruce (Picea abies; PaLAS) has previously been reported to produce a mixture of four diterpene hydrocarbons when incubated with geranylgeranyl diphosphate as the substrate: ..
  39. Nystedt B, Street N, Wetterbom A, Zuccolo A, Lin Y, Scofield D, et al. The Norway spruce genome sequence and conifer genome evolution. Nature. 2013;497:579-84 pubmed publisher
    ..Here we present the draft assembly of the 20-gigabase genome of Norway spruce (Picea abies), the first available for any gymnosperm...
  40. Hedman H, Zhu T, von Arnold S, Sohlberg J. Analysis of the WUSCHEL-RELATED HOMEOBOX gene family in the conifer picea abies reveals extensive conservation as well as dynamic patterns. BMC Plant Biol. 2013;13:89 pubmed publisher
    ..Most studies have examined the function of these genes in angiosperms and very little is known from other plant species...
  41. Lockwood J, Aleksić J, Zou J, Wang J, Liu J, Renner S. A new phylogeny for the genus Picea from plastid, mitochondrial, and nuclear sequences. Mol Phylogenet Evol. 2013;69:717-27 pubmed publisher
    ..The genus Picea (spruces, Pinaceae), with around 35 species, appears to be no exception...
  42. Dauwe R, Holliday J, Aitken S, Mansfield S. Metabolic dynamics during autumn cold acclimation within and among populations of Sitka spruce (Picea sitchensis). New Phytol. 2012;194:192-205 pubmed publisher
  43. Pavy N, Namroud M, Gagnon F, Isabel N, Bousquet J. The heterogeneous levels of linkage disequilibrium in white spruce genes and comparative analysis with other conifers. Heredity (Edinb). 2012;108:273-84 pubmed publisher
    ..of heterogeneity of LD among conifer genes and its potential causes, we examined LD in 105 genes of white spruce (Picea glauca) by sequencing a panel of 48 haploid megagametophytes from natural populations and further compared it with ..
  44. Zhao T, Krokene P, Björklund N, Långström B, Solheim H, Christiansen E, et al. The influence of Ceratocystis polonica inoculation and methyl jasmonate application on terpene chemistry of Norway spruce, Picea abies. Phytochemistry. 2010;71:1332-41 pubmed publisher
    ..In this study 72 Norway spruce (Picea abies) were randomly assigned to methyl jasmonate (MJ) application, inoculation with the bluestain fungus ..
  45. Rautio M, Sipponen A, Lohi J, Lounatmaa K, Koukila Kähkölä P, Laitinen K. In vitro fungistatic effects of natural coniferous resin from Norway spruce (Picea abies). Eur J Clin Microbiol Infect Dis. 2012;31:1783-9 pubmed publisher
    ..The antifungal effectiveness of resin, purified from Norway spruce (Picea abies), was studied against human pathogenic fungi and yeasts with the agar plate diffusion tests and electron ..
  46. Palovaara J, Hallberg H, Stasolla C, Hakman I. Comparative expression pattern analysis of WUSCHEL-related homeobox 2 (WOX2) and WOX8/9 in developing seeds and somatic embryos of the gymnosperm Picea abies. New Phytol. 2010;188:122-35 pubmed publisher
    ..reaction (qRT-PCR) and in situ hybridization (ISH) during seed and somatic embryo development in Norway spruce (Picea abies), and in somatic embryos treated with the PAT inhibitor N-1-naphthylphthalamic acid (NPA)...
  47. Klimaszewska K, Overton C, Stewart D, Rutledge R. Initiation of somatic embryos and regeneration of plants from primordial shoots of 10-year-old somatic white spruce and expression profiles of 11 genes followed during the tissue culture process. Planta. 2011;233:635-47 pubmed publisher
    ..Mature somatic embryos and plants were produced from the explants of responding genotype. Implication of these results for future research on adult conifer recalcitrance in micropropagation is discussed...
  48. Porth I, Hamberger B, White R, Ritland K. Defense mechanisms against herbivory in Picea: sequence evolution and expression regulation of gene family members in the phenylpropanoid pathway. BMC Genomics. 2011;12:608 pubmed publisher
    ..In such gene families, environmental stimuli may have an important effect on the evolutionary fate of duplicated genes, and different expression patterns may indicate functional diversification...
  49. Keeling C, Dullat H, Yuen M, Ralph S, Jancsik S, Bohlmann J. Identification and functional characterization of monofunctional ent-copalyl diphosphate and ent-kaurene synthases in white spruce reveal different patterns for diterpene synthase evolution for primary and secondary metabolism in gymnosperms. Plant Physiol. 2010;152:1197-208 pubmed publisher
    ..bacterial artificial chromosome sequencing, we identified two candidate CPS and KS genes from white spruce (Picea glauca) and their orthologs in Sitka spruce (Picea sitchensis)...
  50. Côté C, Boileau F, Roy V, Ouellet M, Levasseur C, Morency M, et al. Gene family structure, expression and functional analysis of HD-Zip III genes in angiosperm and gymnosperm forest trees. BMC Plant Biol. 2010;10:273 pubmed publisher
    ..We characterised and compared HD-Zip III gene family in an angiosperm tree, Populus spp. (poplar), and the gymnosperm Picea glauca (white spruce), representing two highly evolutionarily divergent groups.
  51. Karlgren A, Gyllenstrand N, Källman T, Lagercrantz U. Conserved function of core clock proteins in the gymnosperm Norway spruce (Picea abies L. Karst). PLoS ONE. 2013;8:e60110 pubmed publisher
    ..Here, we present results from ectopic expression of four Norway spruce (Picea abies) putative homologs (PaCCA1, PaGI, PaZTL and PaPRR1) in Arabidopsis, their flowering time, circadian period ..
  52. Gori Y, Wehrens R, Greule M, Keppler F, Ziller L, La Porta N, et al. Carbon, hydrogen and oxygen stable isotope ratios of whole wood, cellulose and lignin methoxyl groups of Picea abies as climate proxies. Rapid Commun Mass Spectrom. 2013;27:265-75 pubmed publisher
    ..In this work we consider eight different proxies in order to discover the most suitable wood component and stable isotope ratio to provide the strongest climate signal in Picea abies in a southeastern Alpine region (Trentino, Italy).
  53. Chen J, Uebbing S, Gyllenstrand N, Lagercrantz U, Lascoux M, Källman T. Sequencing of the needle transcriptome from Norway spruce (Picea abies Karst L.) reveals lower substitution rates, but similar selective constraints in gymnosperms and angiosperms. BMC Genomics. 2012;13:589 pubmed publisher
    ..With the development of next generation sequencing, a single experiment can now simultaneously identify the transcribed part of a species genome and estimate levels of gene expression...
  54. Pavy N, Pelgas B, Laroche J, Rigault P, Isabel N, Bousquet J. A spruce gene map infers ancient plant genome reshuffling and subsequent slow evolution in the gymnosperm lineage leading to extant conifers. BMC Biol. 2012;10:84 pubmed publisher
    ..Conifers are key representatives of gymnosperms and the sheer size of their genomes represents a significant challenge for characterization, sequencing and assembling...
  55. Klimaszewska K, Pelletier G, Overton C, Stewart D, Rutledge R. Hormonally regulated overexpression of Arabidopsis WUS and conifer LEC1 (CHAP3A) in transgenic white spruce: implications for somatic embryo development and somatic seedling growth. Plant Cell Rep. 2010;29:723-34 pubmed publisher
    ..transcription factors involved in the induction of the embryogenic process would induce somatic embryogenesis in Picea glauca (white spruce) somatic plants, we used the LEAFY-COTYLEDON1 homolog cloned from Picea mariana, CHAP3A, and ..
  56. Larsson E, Sundstrom J, Sitbon F, von Arnold S. Expression of PaNAC01, a Picea abies CUP-SHAPED COTYLEDON orthologue, is regulated by polar auxin transport and associated with differentiation of the shoot apical meristem and formation of separated cotyledons. Ann Bot. 2012;110:923-34 pubmed publisher
    ..It has previously been shown that the differentiation of cotyledons in somatic embryos of Picea abies is dependent on polar auxin transport (PAT)...
  57. Reininger V, Grünig C, Sieber T. Microsatellite-based quantification method to estimate biomass of endophytic Phialocephala species in strain mixtures. Microb Ecol. 2011;61:676-83 pubmed publisher
    ..The microsatellite-based DNA quantification method described here is currently the best method for strainwise estimation of endophytic biomass of PAC fungi in small root samples...
  58. Zweifel R, Eugster W, Etzold S, Dobbertin M, Buchmann N, Hasler R. Link between continuous stem radius changes and net ecosystem productivity of a subalpine Norway spruce forest in the Swiss Alps. New Phytol. 2010;187:819-30 pubmed publisher
  59. Lintunen A, Kalliokoski T. The effect of tree architecture on conduit diameter and frequency from small distal roots to branch tips in Betula pendula, Picea abies and Pinus sylvestris. Tree Physiol. 2010;30:1433-47 pubmed publisher
    We studied the effect of tree architecture on xylem anatomy in three Betula pendula Roth., three Picea abies (L.) H. Karst. and three Pinus sylvestris (L.) trees (mean age 35 years)...
  60. Huang J, Bergeron Y, Zhai L, Denneler B. Variation in intra-annual radial growth (xylem formation) of Picea mariana (Pinaceae) along a latitudinal gradient in western Quebec, Canada. Am J Bot. 2011;98:792-800 pubmed publisher
    ..A systematic understanding of intra-annual xylem formation is thus needed for precise simulation of future growth in the context of sustainable forest management...
  61. Picart P, Pirttilä A, Raventos D, Kristensen H, Sahl H. Identification of defensin-encoding genes of Picea glauca: characterization of PgD5, a conserved spruce defensin with strong antifungal activity. BMC Plant Biol. 2012;12:180 pubmed publisher
    ..Here we report the identification of five new defensin-encoding genes from the Picea glauca genome and the characterization of two of their gene products, named PgD5 and endopiceasin.
  62. Namroud M, Guillet Claude C, MacKay J, Isabel N, Bousquet J. Molecular evolution of regulatory genes in spruces from different species and continents: heterogeneous patterns of linkage disequilibrium and selection but correlated recent demographic changes. J Mol Evol. 2010;70:371-86 pubmed publisher
    ..regulatory genes belonging to the knox-I family (KN1, KN2, KN3, KN4) and the HD-Zip III family (HB-3) in three Picea species affected by post-glacial recolonization in North America and Europe...
  63. Urban O, Hrstka M, Zitová M, Holišová P, Sprtová M, Klem K, et al. Effect of season, needle age and elevated CO2 concentration on photosynthesis and Rubisco acclimation in Picea abies. Plant Physiol Biochem. 2012;58:135-41 pubmed publisher
    ..We comprehensively studied Rubisco adjustment to EC in coniferous Picea abies using an electrophoretic (protein content), spectrophotometric (initial (RA(initial)) and total (RA(total)) ..
  64. Prunier J, Gérardi S, Laroche J, Beaulieu J, Bousquet J. Parallel and lineage-specific molecular adaptation to climate in boreal black spruce. Mol Ecol. 2012;21:4270-86 pubmed publisher
    ..Using 41 populations of black spruce (Picea mariana), the objectives of this study were to identify adaptive genetic polymorphisms related to temperature and ..
  65. Birol I, Raymond A, Jackman S, Pleasance S, Coope R, Taylor G, et al. Assembling the 20 Gb white spruce (Picea glauca) genome from whole-genome shotgun sequencing data. Bioinformatics. 2013;29:1492-7 pubmed publisher
    White spruce (Picea glauca) is a dominant conifer of the boreal forests of North America, and providing genomics resources for this commercially valuable tree will help improve forest management and conservation efforts...
  66. El Kayal W, Allen C, Ju C, Adams E, King Jones S, Zaharia L, et al. Molecular events of apical bud formation in white spruce, Picea glauca. Plant Cell Environ. 2011;34:480-500 pubmed publisher
    ..We have characterized transcriptome-level changes that occur during bud formation of white spruce [Picea glauca (Moench) Voss], a primarily determinate species in which preformed stem units contained within the apical ..
  67. Tellenbach C, Grünig C, Sieber T. Negative effects on survival and performance of Norway spruce seedlings colonized by dark septate root endophytes are primarily isolate-dependent. Environ Microbiol. 2011;13:2508-17 pubmed publisher
    ..Virulence was not correlated with the phylogenetic relatedness of the isolates but was positively correlated with the extent of fungal colonization as measured by quantitative real-time PCR...