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Subjects genes Remove constraint genes: genes Subjects phylogeny Remove constraint phylogeny: phylogeny Subjects genetic variation Remove constraint genetic variation: genetic variation
Displaying items 1 - 10 of 34 start over

1. A reassessment of the species concept in Eutypa lata, the causal agent of Eutypa dieback of grapevine

Description:
Includes references
Author:
Rolshausen, P.E. , Mahoney, N.E. , Molyneux, R.J. , Gubler, W.D.
Subject:
Vitis vinifera , grapes , fungal diseases of plants , Eutypa , Eutypa armeniacae , Xylariales , plant pathogenic fungi , pathogenicity , plant taxonomy , descriptions , geographical distribution , fungal anatomy , conidia , phylogeny , internal transcribed spacers , tubulin , genes , genetic variation , mycelium , cell growth , culture filtrates , secondary metabolites
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2006

2. Analysis of Claviceps africana and C. sorghi from India using AFLPs, EF-1α gene intron 4, and β-tubulin gene intron 3

Description:
Includes references
Author:
Tooley, P.W. , Bandyopadhyay, R. , Carras, M.M. , Pažoutová, S.
Subject:
Claviceps , plant pathogenic fungi , genetic markers , amplified fragment length polymorphism , nucleotide sequences , introns , tubulin , genes , genetic variation , phylogeny , ribosomal DNA , India
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2006

3. Analysis of host preference and geographical distribution of Anastrepha suspensa (Diptera: Tephritidae) using phylogenetic analyses of mitochondrial cytochrome oxidase I DNA sequence data

Description:
Includes references
Author:
Boykin, L.M. , Shatters, R.G. , Hall, D.G. , Burns, R.E. , Franqui, R.A.
Subject:
genes , cytochrome-c oxidase , Anastrepha suspensa , fruit flies , host plants , host preferences , geographical distribution , phylogeny , mitochondrial DNA , nucleotide sequences , sequence analysis , genetic variation , population genetics , Florida , Caribbean
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2006

4. Aspergillus bombycis, a new aflatoxigenic species and genetic variation in its sibling species, A. nomius

Description:
Includes references
Author:
Peterson, S.W. , Ito, Y. , Horn, B.W. , Goto, T.
Subject:
Aspergillus , genetic variation , aflatoxins , biosynthesis , new species , Bombyx mori , feces , nucleotide sequences , temperature , chemotaxonomy , ribosomal DNA , genes , phylogeny
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2001

5. Chloroplast DNA analysis of Solanum bulbocastanum and S. cardiophyllum, and evidence for the distinctiveness of S. cardiophyllum subsp. ehrenbergii (sect. Petota)

Description:
Includes references
Author:
Rodriguez, A. , Spooner, D.M.
Subject:
Solanum bulbocastanum , Solanum cardiophyllum , taxonomy , phylogeny , biogeography , genetic techniques and protocols , chloroplasts , DNA , restriction mapping , genetic variation , genes , new subspecies
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
1997

6. Erigeron witches'-broom phytoplasma in Brazil represents new subgroup VII-B in 16S rRNA gene group VII, the ash yellows phytoplasma group

Description:
Includes references
Author:
Barros, T.S.L. , Davis, R.E. , Resende, R.O. , Dally, E.L.
Subject:
Erigeron , strains , strain differences , genes , genetic variation , nucleotide sequences , chlorosis , restriction fragment length polymorphism , phylogeny , Brazil
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2002

7. EST-PCR markers developed for highbush blueberry are also useful for genetic fingerprinting and relationship studies in rabbiteye blueberry

Description:
Includes references
Author:
Rowland, Lisa J. , Ogden, Elizabeth L. , Ehlenfeldt, Mark K.
Subject:
Vaccinium virgatum , blueberries , genetic variation , DNA profiling , genetic markers , expressed sequence tags , polymerase chain reaction , phylogeny , germplasm , random amplified polymorphic DNA technique , genes , flowers , buds , acclimation , cold tolerance , genotype
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2010

8. Evidence of cryptic species within the pest Copitarsia decolora (Guenee) (Lepidoptera: Noctuidae)

Description:
Includes references
Author:
Simmons, R.B. , Scheffer, S.J.
Subject:
genes , cytochrome-c oxidase , Noctuidae , insect taxonomy , molecular systematics , mitochondrial DNA , nucleotide sequences , genetic variation , insect morphology , phylogeny , insect pests
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004

9. Gene genealogies reveal global phylogeographic structure and reproductive isolation among lineages of Fusarium graminearum, the fungus causing wheat scab

Description:
Includes references
Author:
O'Donnell, K. , Kistler, H.C. , Tacke, B.K. , Casper, H.H.
Subject:
Gibberella zeae , phylogeny , genes , geographical variation , biogeography , nucleotide sequences , mycotoxins , biosynthesis , pathogenicity , Triticum aestivum , genetic variation , intragenic recombination , fungal diseases of plants
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2000

10. Genes encoding proteins with peritrophin A-type chitin-binding domains in Tribolium castaneum are grouped into three distinct families based on phylogeny, expression and function

Description:
In the special issue: Insect Cuticle / edited by Subbaratnam Muthukrishnan and Judith H. Willis.
Author:
Jasrapuria, Sinu , Arakane, Yasuyuki , Osman, Gamal , Kramer, Karl J. , Beeman, Richard W. , Muthukrishnan, Subbaratnam
Subject:
storage insects , Tribolium castaneum , insect cuticle , exoskeleton , insect physiology , sclerotization , biosynthesis , insect biochemistry , midgut , peritrophic membrane , insect proteins , chitin , binding capacity , extracellular matrix , genes , gene expression , genetic variation , phylogeny , biological nomenclature , molecular genetics
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2010