Results 71 to 80 of about 81,162 (322)

Loss of m1acp3Ψ Ribosomal RNA Modification Is a Major Feature of Cancer

open access: yesCell Reports, 2020
Summary: The ribosome is an RNA-protein complex that is essential for translation in all domains of life. The structural and catalytic core of the ribosome is its ribosomal RNA (rRNA).
Artem Babaian   +10 more
doaj   +1 more source

Three novel science activities relating to the structure of the atom, bioinformatics, and the denaturation of protein [PDF]

open access: yes, 2013
Plan B Paper. 2013. Master of Science in Education- Physics--University of Wisconsin-River Falls. Physics Department. 30 leaves. Includes bibliographical references (leaf 10).This paper describes three novel activities that were designed to teach ...
Duerst, Robert
core   +1 more source

Tv-RIO1 – an atypical protein kinase from the parasitic nematode Trichostrongylus vitrinus [PDF]

open access: yes, 2008
Background: Protein kinases are key enzymes that regulate a wide range of cellular processes, including cell-cycle progression, transcription, DNA replication and metabolic functions. These enzymes catalyse the transfer of phosphates to serine, threonine
Gasser, Robin B.   +3 more
core   +6 more sources

Sequence determinants of RNA G‐quadruplex unfolding by Arg‐rich regions

open access: yesFEBS Letters, EarlyView.
We show that Arg‐rich peptides selectively unfold RNA G‐quadruplexes, but not RNA stem‐loops or DNA/RNA duplexes. This length‐dependent activity is inhibited by acidic residues and is conserved among SR and SR‐related proteins (SRSF1, SRSF3, SRSF9, U1‐70K, and U2AF1).
Naiduwadura Ivon Upekala De Silva   +10 more
wiley   +1 more source

Distinct RNA profiles in subpopulations of extracellular vesicles: apoptotic bodies, microvesicles and exosomes [PDF]

open access: yes, 2013
Introduction: In recent years, there has been an exponential increase in the number of studies aiming to understand the biology of exosomes, as well as other extracellular vesicles.
Berent-Maoz B   +28 more
core   +2 more sources

Wheat embryo mitochondrial 18S ribosomal RNA: evidence for its prokaryotic nature

open access: yesNucleic Acids Research, 1977
We present a catalog of sequences of oligonucleotides produced by T1 ribonuclease digestion of 32P-labeled small-ribosomal-subunit RNA ("18S rRNA) isolated from purified wheat embryo mitochondria. This catalog is compared to catalogs published for prokaryotic and chloroplast 16S rRNAs and to preliminary results for wheat cytosol 18S rRNA.
L, Bonen   +3 more
openaire   +3 more sources

Inhibiting stearoyl‐CoA desaturase suppresses bone metastatic prostate cancer by modulating cellular stress, mTOR signaling, and DNA damage response

open access: yesFEBS Letters, EarlyView.
Bone metastasis in prostate cancer (PCa) patients is a clinical hurdle due to the poor understanding of the supportive bone microenvironment. Here, we identify stearoyl‐CoA desaturase (SCD) as a tumor‐promoting enzyme and potential therapeutic target in bone metastatic PCa.
Alexis Wilson   +7 more
wiley   +1 more source

Molecular characterization of Cryptosporidium spp. in sheep and goat in Al-Qadisiyah province/ Iraq

open access: yesThe Iraqi Journal of Veterinary Medicine, 2018
The present study was conducted during the period from September 2015 until February 2016. 100 fecal samples were collected from 60 sheep and 40 goats for diagnosis of Cryptosporidium parasite from diverse areas in Al-Qadisiyah province.
Mansoor Jadaan Ali Alkhaled
doaj   +1 more source

18S ribosomal DNA-based PCR test for avian and mammalian DNA identification in meat products

open access: yesVeterinary and Animal Science, 2022
This work has aimed to create a PCR test to identify avian and mammalian DNA in meat products. The test is based on phylogenetic analysis of 18S ribosomal RNA (rRNA) of four major groups of Tetrapod: Amphibia, Reptilia, Mammalia, and Aves.
Irina M. Zyrianova, Oleg G. Zaripov
doaj   +1 more source

c-Myc induced changes in higher order rDNA structure accompany growth factor stimulation of quiescent cells [PDF]

open access: yes, 2007
Human c-Myc is believed to be a high level coordinator of protein synthesis capacity and cell growth rate, capable of activating transcription by all three nuclear RNA Polymerases.
Anthony P. H. Wright   +2 more
core   +1 more source

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