نتایج جستجو برای: phylogenetic dna

تعداد نتایج: 557942  

Journal: :Willdenowia 2021

The genus Cailliella includes a single species, C. praerupticola, restricted to sandstone plateau region in Coyah, Dubreka, Forécariah and Kindia Préfectures, Guinea, West Africa. Until its rediscovery 2016, this species was known only by the type gathering made 1937. We provide an emended description, photographs of living material, locality habitat data, discussion conservation status. furthe...

2017
Yanqiang Ding Yang Fang Ling Guo Zhidan Li Kaize He Yun Zhao Hai Zhao

Background Phylogenetic relationship within different genera of Lemnoideae, a kind of small aquatic monocotyledonous plants, was not well resolved, using either morphological characters or traditional markers. Given that rich genetic information in chloroplast genome makes them particularly useful for phylogenetic studies, we used chloroplast genomes to clarify the phylogeny within Lemnoideae. ...

2017
Qian Li Jinguang Xu Lu Han Chengrong Gao Jie Lu Guangcong Du Xia Sun

Herbaceous peony (Paeonia lactiflora Pall.) is an important ornamental and medicinal plant. DNA barcodes can reveal species identity via the nucleotide diversity of short DNA segments. In this study, two main candidate DNA barcodes (ITS2 and psbA-trnH) were tested to identify twenty-one cutting cultivars of P. lactiflora and their wild species. The efficacy of the candidate DNA barcodes was ass...

Journal: :Molecular phylogenetics and evolution 2005
Randall L Small Edgar B Lickey Joey Shaw Warren D Hauk

Noncoding DNA sequences from numerous regions of the chloroplast genome have provided a significant source of characters for phylogenetic studies in seed plants. In lycophytes and monilophytes (leptosporangiate ferns, eusporangiate ferns, Psilotaceae, and Equisetaceae), on the other hand, relatively few noncoding chloroplast DNA regions have been explored. We screened 30 lycophyte and monilophy...

1999
J. Yen

Phylogenetic relationships within the copepod family Euchaetidae and between representatives of three copepod orders (Calanoida, Harpacticoida, and Poecilostomatoida) were investigated using partial nucleotide sequences of the mitochondrial 16S rRNA and the nuclear 28S rRNA genes. DNA isolation, polymerase chain reaction, cloning, and DNA sequencing techniques were customized for these crustace...

2002

...................................................................................................................... 2 Acknowledgements ..................................................................................................... 4 Introduction ................................................................................................................ 5 A background to coevolution...

Journal: :Biodiversity Data Journal 2023

During citizen-science expeditions to the Ulu Temburong National Park, Brunei, several individuals were collected of a semi-slug species genus Microparmarion that, based on morphology and in-the-field DNA-barcoding, was found be an undescribed species. In this paper, we describe sallehi Wu, Ezzwan & Hamdani, n. sp., after field centre supervisor Md Salleh Abdullah Bat. We provide details ex...

Journal: :veterinary research forum 0
zabiholah zarei department of medical parasitology and mycology, school of public health, tehran university of medical sciences, tehran, iran eshrat beigom kia department of medical parasitology and mycology, school of public health, tehran university of medical sciences, tehran, iran zahra heidari department of medical microbiology, school of medicine, ardabil university of medical sciences, ardabil, iran fattaneh mikaeili department of medical parasitology, school of medicine, shiraz university of medical sciences, shiraz, iran mehdi mohebali center for research of endemic parasites of iran, tehran university of medical sciences, tehran, iran meysam sharifdini department of medical microbiology, school of medicine, guilan university of medical sciences, rasht, iran

dirofilaria immitis is an important filarial nematode in dogs. in this study, age and sex distribution of this zoonotic nematode among dogs were investigated in northwest of iran in meshkin-shahr city. molecular characteristics of the isolates, based on cytochrome oxidase subunit 1 (cox1) gene were compared to the isolates from other areas of the world.blood samples were collected from 91 dogs ...

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