Results 31 to 40 of about 37,099 (261)

Genomic organization of nucleolin gene in carp fish: Evidence for several genes [PDF]

open access: yes, 2006
http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-97602006000200017&lng=es&nrm=isoThe protein nucleolin, functionally involved in the main steps of ribosome biogenesis, is codified by a single copy gene in mammals.
Alvarez, Marco   +5 more
core   +2 more sources

Crinoid phylogeny: a preliminary analysis (Echinodermata: Crinoidea) [PDF]

open access: yes, 2004
We describe the first molecular and morphological analysis of extant crinoid high-level inter-relationships. Nuclear and mitochondrial gene sequences and a cladistically coded matrix of 30 morphological characters are presented, and analysed by ...
Ameziane, N.   +3 more
core   +2 more sources

Selection and evaluation of potential reference genes for gene expression analysis in Avena fatua

open access: yesPlant Protection Science, 2019
Eight commonly used candidate reference genes, 18S ribosomal RNA (rRNA) (18S), 28S rRNA (28S), actin (ACT), glyceraldehyde-3-phosphate dehydrogenase (GAPDH), elongation factor 1 alpha (EF1α), ribosomal protein L7 (RPL7), Alpha-tubulin (α-TUB), and TATA ...
Junjie Liu   +5 more
doaj   +1 more source

Grass Snakes (Natrix natrix) as a Reservoir of Alaria alata and Other Parasites

open access: yesPathogens, 2022
The aim of the study was to investigate the occurrence of Alaria alata (Goeze, 1782) in fifty-one grass snakes (Natrix natrix) collected in Gostynińsko-Włocławski Landscape Park. Each snake was tested for the presence of A.
Aneta Bełcik   +9 more
doaj   +1 more source

Next generation sequencing analysis reveals a relationship between rDNA unit diversity and locus number in Nicotiana diploids [PDF]

open access: yes, 2012
© 2012 Matyášek et al.; licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/2.0), which permits unrestricted use, distribution, and ...
Fulnecek, J   +7 more
core   +5 more sources

Systematic mapping of rRNA 2'-O methylation during frog development and involvement of the methyltransferase Fibrillarin in eye and craniofacial development in Xenopus laevis.

open access: yesPLoS Genetics, 2022
Ribosomes are essential nanomachines responsible for protein production. Although ribosomes are present in every living cell, ribosome biogenesis dysfunction diseases, called ribosomopathies, impact particular tissues specifically.
Jonathan Delhermite   +9 more
doaj   +1 more source

Detection and identification of Leishmania species within naturally infected sand flies in the Andean areas of Ecuador by a polymerase chain reaction [PDF]

open access: yes, 2005
The surveillance of prevalent Leishmania and sand fly species in endemic areas is important for prediction of the risk and expansion of leishmaniasis. In this study, we developed a polymerase chain reaction (PCR)-based method for detection of Leishmania ...
Barroso, Paola Andrea   +11 more
core   +1 more source

Evaluating RNA status for RT-PCR in extracts of postmortem human brain tissue

open access: yesBioTechniques, 2004
Total RNA was extracted from 105 individual postmortem human brain samples representing a range of postmortem conditions. To improve upon parameters currently used to screen for RNA quality, electropherogram patterns generated by the Agilent Bioanalyzer ...
Christine L. Miller   +4 more
doaj   +1 more source

Marine nematode taxonomy in the DNA age: the present and future of molecular tools to access their biodiversity [PDF]

open access: yes, 2010
Molecular taxonomy is one of the most promising yet challenging fields of biology. Molecular markers such as nuclear and mitochondrial genes are being used in a variety of studies surveying marine nematode taxa.
da Silva, Maria Cristina   +7 more
core   +2 more sources

Structural and functional analysis of Utp24, an endonuclease for processing 18S ribosomal RNA. [PDF]

open access: yesPLoS ONE, 2018
The precursor ribosomal RNA is processed by multiple steps of nucleolytic cleavage to generate mature rRNAs. Utp24 is a PIN domain endonuclease in the early 90S precursor of small ribosomal subunit and is proposed to cleave at sites A1 and A2 of pre-rRNA.
Weidong An, Yifei Du, Keqiong Ye
doaj   +1 more source

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