Results 81 to 90 of about 12,098 (230)

The Ribosomal Operon Database: A Full‐Length rDNA Operon Database Derived From Genome Assemblies

open access: yesMolecular Ecology Resources, Volume 25, Issue 1, January 2025.
ABSTRACT Current rDNA reference sequence databases are tailored towards shorter DNA markers, such as parts of the 16/18S marker or the internally transcribed spacer (ITS) region. However, due to advances in long‐read DNA sequencing technologies, longer stretches of the rDNA operon are increasingly used in environmental sequencing studies to increase ...
Anders K. Krabberød   +4 more
wiley   +1 more source

The Nucleotide Sequences of 5.8-S Ribosomal RNA from Xenopus laevis and Xenopus borealis [PDF]

open access: yesEuropean Journal of Biochemistry, 1978
1. The nucleotide sequence of 5.8-S rRNA from Xenopus laevis is given; it differs by a C in equilibrium U transition at position 140 from the 5.8-S rRNA of Xenopus borealis. 2. The sequence contains two completely modified and two partially modified residues. 3. Three different 5' nucleotides are found: pU-C-G (0.4) pC-G (0.2) and pG (0.4). 4.
Tom Mathieson, Peter J. Ford
openaire   +3 more sources

Dominant yeasts associated to mango (Mangifera indica) and rose apple (Syzygium malaccense) fruit pulps investigated by culture-based methods [PDF]

open access: yesAnais da Academia Brasileira de Ciências
: The biotechnological potential of yeasts associated to different habitats in Colombia has been poorly studied, especially the yeasts associated with different plant structures.
MAURICIO RAMÍREZ-CASTRILLÓN   +3 more
doaj   +2 more sources

Fluctuations in protein synthesis from a single RNA template: stochastic kinetics of ribosomes [PDF]

open access: yes, 2008
Proteins are polymerized by cyclic machines called ribosome which use their messenger RNA (mRNA) track also as the corresponding template and the process is called translation. We explore, in depth and detail, the stochastic nature of the translation.
arxiv   +1 more source

Systematic Review of Vaccine Strategies Against Tritrichomonas foetus Infection in Cattle: Insights, Challenges, and Prospects

open access: yesParasite Immunology, Volume 47, Issue 1, January 2025.
ABSTRACT Tritrichomonas foetus is a protozoan parasite that causes bovine trichomonosis (also referred to as trichomoniasis) resulting in substantial economic loss in extensive grazing systems. The parasite colonises the reproductive tracts of both male and female cattle, being asymptomatic in males but causing early reproductive failure in infected ...
John Harvey M. Santos   +7 more
wiley   +1 more source

Three Forms of the 5.8‐S Ribosomal RNA Species in Saccharomyces cerevisiae [PDF]

open access: yesEuropean Journal of Biochemistry, 1974
The existence of three stable forms of the 5.8‐S ribosomal RNA species in Saccharomyces cerevisiae has been demonstrated. The major form constitutes approximately 90% of the total 5.8‐S RNA and the two minor forms each constitute approximately 5%. The nucleotide sequence of the major form begins pA‐A‐A‐Cp.
openaire   +3 more sources

Ribosome self-assembly leads to overlapping reproduction cycles and increases growth rate [PDF]

open access: yesarXiv, 2018
In permissive environments, E. coli can double its dry mass every 21 minutes. During this time, ribosomes, RNA polymerases, and the proteome are all doubled. Yet, the question of how to relate bacterial doubling time to other biologically relevant time scales in the growth process remains illusive, due to the complex temporal nesting pattern of these ...
arxiv  

Elsinoe species: The rise of scab diseases

open access: yesPlant Pathology, Volume 74, Issue 1, Page 39-58, January 2025.
We critically evaluate research on the taxonomic status, phylogenetic relationships, host range, biology and epidemiology of Elsinoe causing scab diseases—a genus known for over 100 years but which remains poorly understood. Abstract The genus Elsinoe contains many aggressive pathogens of a wide range of plants, many of which are economically important.
Nam Q. Pham   +4 more
wiley   +1 more source

The Lipid-RNA World [PDF]

open access: yesarXiv, 2012
The simplest possible beginning of abiogenesis has been a riddle from the last century, which is most successfully solved by the Lipid World hypothesis. However, origin of the next stages of evolution starting form lipids is still in dark. We propose a 'Lipid-RNA World Scenario' based on the assumption that modern stable lipid-RNA interactions are ...
arxiv  

First Report of Calceostoma glandulosum (Monogenea) in Argyrosomus regius: Morphological and Molecular Characterization and Temperature Effects on Life Cycle

open access: yesAquaculture Research, Volume 2025, Issue 1, 2025.
The increase in fish production in aquaculture reflects the growth of the world population. However, this expansion is accompanied by challenges, such as the intensification of production systems through increased stocking density, which induces stress in fish, weakening their immune system and making them more susceptible to disease outbreaks ...
Maria Carolina Ribeiro   +5 more
wiley   +1 more source

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