Results 11 to 20 of about 11,354 (257)

Incorporating trnH-psbA to the core DNA barcodes improves significantly species discrimination within southern African Combretaceae [PDF]

open access: yesZooKeys, 2013
Recent studies indicate that the discriminatory power of the core DNA barcodes (rbcLa + matK) for land plants may have been overestimated since their performance have been tested only on few closely related species. In this study we focused mainly on how
Jephris Gere   +5 more
doaj   +7 more sources

Intraspecific inversions pose a challenge for the trnH-psbA plant DNA barcode. [PDF]

open access: yesPLoS ONE, 2010
BACKGROUND: The chloroplast trnH-psbA spacer region has been proposed as a prime candidate for use in DNA barcoding of plants because of its high substitution rate.
Barbara A Whitlock   +2 more
doaj   +5 more sources

Phylogenetic position of Phlojodicarpus villosus (Apiaceae) based on ITS and trnH-psbA nucleotide sequences

open access: diamondTurczaninowia, 2021
The aim of our work was to obtain chloroplast (trnH-psbA) and nuclear (ITS1-ITS2) DNA nucleotide sequences and identify the phylogenetic position of Phlojodicarpus villosus (Apiaceae).
Olga E. Valuyskikh, Д. М. Шадрин
semanticscholar   +5 more sources

A two-locus global DNA barcode for land plants: the coding rbcL gene complements the non-coding trnH-psbA spacer region. [PDF]

open access: yesPLoS ONE, 2007
BACKGROUND: A useful DNA barcode requires sufficient sequence variation to distinguish between species and ease of application across a broad range of taxa.
W John Kress, David L Erickson
doaj   +5 more sources

Unique haplotypes of cacao trees as revealed by trnH-psbA chloroplast DNA. [PDF]

open access: yesPeerJ, 2016
Cacao trees have been cultivated in Mesoamerica for at least 4,000 years. In this study, we analyzed sequence variation in the chloroplast DNA trnH-psbA intergenic spacer from 28 cacao trees from different farms in the Soconusco region in southern Mexico.
Gutiérrez-López N   +5 more
europepmc   +6 more sources

Utility of the trnH–psbA region for DNA barcoding of Aconitum anthora L. and related taxa

open access: yesFaktori eksperimental'noi evolucii organizmiv, 2022
Aim. The genus Aconitum is represented in the Carpathian region by a significant number of endemic species. Some of these species, in particular A. pseudanthora and A. jacquinii, are included in the Red List of Ukraine.
Y. Tynkevich, D. V. Biliay, R. Volkov
semanticscholar   +2 more sources

COMPARISON OF rbcL AND trnH-psbA DNA BARCODES IN DIVERSE CAMELLIA SPECIES COLLECTION IN VIETNAM

open access: yesSABRAO Journal of Breeding and Genetics, 2023
Camellia is a large genus in the tea family of Theaceae. In this genus, several species serve different purposes, such as, medicinal and ornamental plants and beverage production. Thus, country-wide cultivation of various species of Camellia genus sought
VT Ho   +4 more
semanticscholar   +2 more sources

Sequence diversification of 45S rRNA ITS, trnH-psbA spacer, and matK genic regions in several Allium species [PDF]

open access: bronzeGenes & Genomics, 2010
Allium is a very diverse genus with over 600 species distributed worldwide. Haplotype analyses of 45S rRNA ITS, trnH-psbA spacer, and matK gene sequences in 9 Allium species were carried out, subsequent to which phylogenetic relations of the nine species were also analyzed.
Jae-Han Son   +5 more
semanticscholar   +4 more sources

Efficiency of matK, rbcL, trnH-psbA, and trnL-F (cpDNA) to Molecularly Authenticate Philippine Ethnomedicinal Apocynaceae Through DNA Barcoding. [PDF]

open access: yesPharmacogn Mag, 2016
Background: The Philippines is home to some ethnomedicinal Apocynaceae that has been used to cure common ailments. They are perceived to be safe, but misidentification can lead to substitution and adulteration.
Cabelin VL, Alejandro GJ.
europepmc   +5 more sources

Molecular identification of medicinal plants with amplicon length polymorphism using universal DNA barcodes of the atpF–atpH, trnL and trnH–psbA regions [PDF]

open access: bronze3 Biotech, 2019
Amplification success and species discrimination efficiency of universal DNA barcode primers (trnH-psbA, trnL, ycf1b, atpF-atpH, matK and rbcL) was evaluated in 46 representative medicinal plant species of 28 families on agarose gel. The results showed that amplicons length polymorphism revealed by the primers atpF-atpH, trnH-psbA and trnL can ...
Vishwa Vijay Thakur   +3 more
semanticscholar   +5 more sources

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