Results 91 to 100 of about 93,372 (292)

Polymorphism of ITS sequences in 35S rRNA genes in Elymus dahuricus aggregate species: two cryptic species?

open access: yesВавиловский журнал генетики и селекции, 2019
Nuclear ribosomal internal transcribed spacer (ITS) sequences were sequenced for 23 species and subspecies of Elymus sensu lato collected in Russia. The Neighbor-Net analysis of ITS sequences suggested that there are four ribotypes called Core Northern ...
A. V. Rodionov   +6 more
doaj   +1 more source

Personalized AZithromycin/metronidAZole + dietary therapy in pediatric Crohn disease: Results of a pilot study

open access: yes
Journal of Pediatric Gastroenterology and Nutrition, EarlyView.
Charlotte M. Verburgt   +15 more
wiley   +1 more source

Detection of sex chromosomes in Tephritid pests using R‐CQ and KAMY, two computational methods to support generic pest management applications

open access: yesInsect Science, EarlyView.
Here, we present R‐CQ and KAMY, two computational methods developed for the detection of sex chromosome‐linked sequences. We evaluate their performance on newly generated chromosome‐level assemblies of four important Tephritid pest species: Ceratitis capitata, Bactrocera dorsalis, Bactrocera zonata, and Anastrepha ludens.
Dimitris Rallis   +7 more
wiley   +1 more source

RNA Polymerase I Propagates Unidirectional Spreading of rDNA Silent Chromatin [PDF]

open access: bronze, 2002
Stephen W. Buck   +2 more
openalex   +1 more source

Transcription and methylation of flax rDNA

open access: yesNucleic Acids Research, 1983
The transcription of flax rDNA and the processing of the rRNA precursors is described. The location of methylated regions of the rDNA has been assayed, one of the least methylated regions maps close to the 5' end of the largest identified rRNA precursor.
T H, Ellis   +2 more
openaire   +3 more sources

Comparison of Three Sympatric Desert Lizards: Digestive Tract Structure, Digestive Enzyme Activities, Gut Microbiota, and Metabolites

open access: yesIntegrative Zoology, EarlyView.
We performed 16S rDNA sequencing and metabolite profiling for three sympatric lizard species—Teratoscincus roborowskii, Phrynocephalus axillaris, and Eremias roborowskii—and compared their goblet cell and enzyme activities in the digestive tract. Our study suggests that the dietary niche may promote divergence or convergence of microbiota across host ...
Yi Yang, Ziyi Wang, Ruichen Wu
wiley   +1 more source

Long‐read sequencing for biodiversity analyses—A comprehensive guide

open access: yesMethods in Ecology and Evolution, EarlyView.
Abstract DNA‐based monitoring of biodiversity has revolutionised our ability to describe communities and rapidly assess anthropogenic impacts on biodiversity. Currently established molecular methods for biomonitoring rely heavily on classic metabarcoding utilising short reads, mostly through Illumina data.
Iliana Bista, Alexandra Lino
wiley   +1 more source

‘Candidatus Phytoplasma solani’: From infection to all‐round characterisation of distinct tuf‐type strains with different virulence in tomato plants

open access: yesAnnals of Applied Biology, EarlyView.
‘Candidatus Phytoplasma (Ca. P.) solani’ is associated with bois noir (BN) of grapevine and stolbur of solanaceous plants and is primarily transmitted by Hyalesthes obsoletus Signoret. Four tuf‐a and five tuf‐b1 ‘Ca. P. solani’ strains were transmitted to tomato plants (cv. Micro‐Tom) by using bait‐plants and by capturing H.
Gaia Carminati   +7 more
wiley   +1 more source

Beyond nocardioform: Transcriptionally active microbes and host responses in equine mucoid placentitis

open access: yesEquine Veterinary Journal, EarlyView.
Abstract Background Nocardioform placentitis (NP) is an understudied form of equine placentitis historically attributed to nocardioform bacteria, yet it remains uncertain whether these organisms are the sole pathogens involved. Objectives To elucidate the pathophysiology of NP and the host–pathogen interaction. Study Design In vivo clinical multi‐omics
Machteld van Heule   +10 more
wiley   +1 more source

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