Results 21 to 30 of about 2,710,018 (298)

Towards a Taxonomically Intelligent Phylogenetic Database [PDF]

open access: yes, 2007
This note outlines some of the key intellectual obstacles that stand in the way of creating a usable phylogenetic database. These challenges include the need to accommodate multiple taxonomic names and classifications, and the need for tools to query ...
Roderic Page
core   +1 more source

Complete mitochondrial genome characteristics and phylogenetic position of Lycodes brevipes Bean, 1890

open access: yesMitochondrial DNA. Part B. Resources, 2019
Lycodes brevipes is one of the representative species of zoarcid fishes with little genetic information. The complete mitochondrial genome sequence of L. brevipes was sequenced by long PCR and primer walking methods. The mitogenome is a circular molecule
Yuan Li   +5 more
doaj   +1 more source

Chloroplast genome structure and phylogenetic position of Lophatherum gracile

open access: yesMitochondrial DNA. Part B. Resources, 2021
Lophatherum gracile is distributed in south China, Japan and South Asia, and it is wild in the valley, stream, woodland, forest edge and gully edge. In this study, the complete chloroplast genome sequence of Lophatherum gracile was successfully obtained ...
Caibi Zhou   +8 more
doaj   +1 more source

Testing robustness of relative complexity measure method constructing robust phylogenetic trees for Galanthus L. Using the relative complexity measure [PDF]

open access: yes, 2013
Background: Most phylogeny analysis methods based on molecular sequences use multiple alignment where the quality of the alignment, which is dependent on the alignment parameters, determines the accuracy of the resulting trees.
Sırrı Yüzbaşıoğlu   +25 more
core   +1 more source

Characterization of the complete mitochondrial genome and phylogenetic analysis of bean thrips Megalurothrips usitatus (Bagnall, 1913) (Thysanoptera: thripidae)

open access: yesMitochondrial DNA. Part B. Resources, 2023
Megalurothrips usitatus (Bagnall, 1913) (Thysanoptera: Thripidae) is a widely distributed pest in Asia that primarily affects the production of snap beans and cowpea.
Lin Xing-Ming   +3 more
doaj   +1 more source

Phylogenetic position of the spirochetal genus Cristispira [PDF]

open access: yesApplied and Environmental Microbiology, 1996
Comparative sequence analysis of 16S rRNA genes was used to determine the phylogenetic relationship of the genus Cristispira to other spirochetes. Since Cristispira organisms cannot presently be grown in vitro, 16S rRNA genes were amplified directly from bacterial DNA isolated from Cristispira cell-laden crystalline styles of the oyster Crassostrea ...
B J, Paster   +7 more
openaire   +2 more sources

Complete mitochondrial genome of the little-known regional endemic Aporia hastata (Oberthür, 1892) (Lepidoptera: Pieridae)

open access: yesMitochondrial DNA. Part B. Resources, 2023
The present study reports the mitochondrial genome of A. hastata (Oberthür, 1892), a little-known Aporia species endemic to the southern margin of the Hengduan Mountains in Yunnan Province. This genome is circular, 15,148 bp in length, and consists of 13
Ya-Qi Jia, Xin Zhang, Shao-Ji Hu
doaj   +1 more source

Phylogenetic position of the Pentastomida and (pan)crustacean relationships [PDF]

open access: yesProceedings of the Royal Society of London. Series B: Biological Sciences, 2004
Pentastomids are a small group of vermiform animals with unique morphology and parasitic lifestyle. They are generally recognized as being related to the Arthropoda; however, the nature of this relationship is controversial. We have determined the complete sequence of the mitochondrial DNA (mtDNA) of the pentastomid Armillifer armillatus and complete ...
Lavrov, Dennis V.   +2 more
openaire   +3 more sources

Phylogenetic support values are not necessarily informative : the case of the Serialia hypothesis (a mollusk phylogeny) [PDF]

open access: yes, 2009
Background: Molecular phylogenies are being published increasingly and many biologists rely on the most recent topologies. However, different phylogenetic trees often contain conflicting results and contradict significant background data. Not knowing how
Annette Klussmann-Kolb   +17 more
core   +1 more source

Complete mitochondrial genome of the subalpine swordtail butterfly Graphium (Pazala) parus (Nicéville, 1900) (Lepidoptera: Papilionidae)

open access: yesMitochondrial DNA. Part B. Resources, 2020
The subalpine swordtail butterfly Graphium (Pazala) parus (Nicéville, 1900) is endemic to the Hengduan Mountains centered in West China, its biological and ecological characters still remain poorly understood.
Kuang Duan   +3 more
doaj   +1 more source

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