Results 21 to 30 of about 17,790 (205)

Characterization of a novel association between two trypanosome-specific proteins and 5S rRNA. [PDF]

open access: yesPLoS ONE, 2012
P34 and P37 are two previously identified RNA binding proteins in the flagellate protozoan Trypanosoma brucei. RNA interference studies have determined that the proteins are essential and are involved in ribosome biogenesis.
Martin Ciganda, Noreen Williams
doaj   +1 more source

Cytogenetic markers using single-sequence probes reveal chromosomal locations of tandemly repetitive genes in scleractinian coral Acropora pruinosa

open access: yesScientific Reports, 2021
The short and similar sized chromosomes of Acropora pose a challenge for karyotyping. Conventional methods, such as staining of heterochromatic regions, provide unclear banding patterns that hamper identification of such chromosomes.
Joshua Vacarizas   +6 more
doaj   +1 more source

Role of the RNA-binding protein ZC3H41 in the regulation of ribosomal protein messenger RNAs in trypanosomes

open access: yesParasites & Vectors, 2023
Background Trypanosomes are single-celled eukaryotes that rely heavily on post-transcriptional mechanisms to regulate gene expression. RNA-binding proteins play essential roles in regulating the fate, abundance and translation of messenger RNAs (mRNAs ...
Gloria Ceballos-Pérez   +3 more
doaj   +1 more source

The long-range interaction map of ribosomal DNA arrays. [PDF]

open access: yesPLoS Genetics, 2018
The repeated rDNA array gives rise to the nucleolus, an organelle that is central to cellular processes as varied as stress response, cell cycle regulation, RNA modification, cell metabolism, and genome stability.
Shoukai Yu, Bernardo Lemos
doaj   +1 more source

Quantitative Expression of RNA from Frozen Organs and Formaldehyde-fixed and Paraffin-embedded Tissues#br# [PDF]

open access: yesFayixue Zazhi, 2019
Objective Quantitative analysis and comparison of the expression of ribonucleic acid (RNA) from frozen organs and formaldehyde-fixed and paraffin-embedded (FFPE) tissues.
Lü Ye-hui, LI Shi-ying, LI Zhi-hong,et al
doaj   +1 more source

Organization and expression analysis of 5S and 45S ribosomal DNA clusters in autotetraploid Carassius auratus

open access: yesBMC Ecology and Evolution, 2021
Background Autotetraploid Carassius auratus (4n = 200, RRRR) (abbreviated as 4nRR) is derived from whole genome duplication of Carassius auratus red var. (2n = 100, RR) (abbreviated as RCC).
Chun Zhao   +10 more
doaj   +1 more source

Distinct ribosome maturation defects in yeast models of Diamond-Blackfan anemia and Shwachman-Diamond syndrome

open access: yesHaematologica, 2010
Background Diamond-Blackfan anemia and Shwachman-Diamond syndrome are inherited bone marrow failure syndromes linked to defects in ribosome synthesis.
Joseph B. Moore   +4 more
doaj   +1 more source

Purification of 70S Ribosomes from Bacillus subtilis

open access: yesBio-Protocol, 2015
The eubacterial ribosome (70S) is a macromolecular complex that is composed of a small (30S) subunit and a large (50S) subunit. The small subunit comprises the 16S ribosomal RNA (rRNA) and more than 20 ribosomal proteins (r-proteins), whereas the large ...
Shota Suzuki   +2 more
doaj   +1 more source

The complete chloroplast genome of Juniperus squamata (Cupressaceae), a shrubby conifer from Asian Mountains

open access: yesMitochondrial DNA. Part B. Resources, 2019
The complete chloroplast genome of Juniperus squamata, a shrubby conifer of ornamental value, is determined in this study. The complete chloroplast genome size is 127,792 bp in length.
Siyu Xie   +4 more
doaj   +1 more source

In vitro Assessment of RNA Polymerase I Activity

open access: yesBio-Protocol, 2017
In eukaryotic cells transcriptional processes are carried out by three different RNA polymerases: RNA polymerase I which specifically transcribes ribosomal RNA (rRNA), RNA polymerase II which transcribes protein-coding genes to yield messenger RNAs ...
Marzia Govoni
doaj   +1 more source

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