Results 81 to 90 of about 120,971 (346)

5′‐Cleavage site of D. melanogaster 18 S rRNA

open access: yesFEBS Letters, 1984
We determined the nucleotide sequence of the DNA region around the 5′‐terminus of 18 S rRNA in two cloned rDNA gene units of Drosophila melanogaster. The 5′‐base is within a sequence CATTATT which is present also at the 3′‐terminus of the 18 S rRNA coding region. In this case it is known that the situation is CATTA3′ · TT.
Simeone, A., Boncinelli, E.
openaire   +2 more sources

Origin of the Mesozoa inferred from 18S rRNA gene sequences [PDF]

open access: yesMolecular Biology and Evolution, 1996
The phylum Mesozoa comprises small, simply organized wormlike parasites of marine invertebrates and is composed of two classes, the Rhombozoa and the Orthonectida. The origin of Mesozoa is uncertain; they are classically considered either as degenerate turbellarians or as primitive multicellular animals related to ciliated protists.
Pawlowski, Jan Wojciech   +4 more
openaire   +2 more sources

Membrane Vesicles from Lacticaseibacillus Casei BL23 Exhibit Antimicrobial Activity Against Escherichia coli and Immunostimulatory Effects on Human Peripheral Blood Mononuclear Cells

open access: yesAdvanced Healthcare Materials, EarlyView.
Membrane vesicles derived from the probiotic Lacticaseibacillus casei BL23 demonstrate antimicrobial properties against Escherichia coli and a potential biological effect in improving the overall survival of C. elegans infected with Pseudomonas aeruginosa. These vesicles stimulated immune responses in primary cells without causing toxicity. Our results
Cecilia L. D'Antoni   +11 more
wiley   +1 more source

Novel insights into the genetic diversity of Balantidium and Balantidium-like cyst-forming ciliates [PDF]

open access: yes, 2013
Balantidiasis is considered a neglected zoonotic disease with pigs serving as reservoir hosts. However, Balantidium coli has been recorded in many other mammalian species, including primates. Here, we evaluated the genetic diversity of B.
Grim, J Norman   +9 more
core   +4 more sources

Arabidopsis RIBOSOMAL RNA PROCESSING7 Is Required for 18S rRNA Maturation [PDF]

open access: yesThe Plant Cell, 2018
Ribosome biogenesis is fundamental to growth and development in eukaryotes and is linked to human diseases and cancer. Arabidopsis thaliana MORPHOLOGY OF ARGONAUTE1-52 SUPPRESSED 2 (MAS2) participates in splicing and 45S ribosomal DNA (rDNA) expression.
Rosa Micol-Ponce   +5 more
openaire   +3 more sources

Targeting the ARRDC3–DRP1 Axis via hUMSC‐Derived Exosomal CRYAB for Neuroprotection in Cerebral Ischemia/Reperfusion Injury

open access: yesAdvanced Healthcare Materials, EarlyView.
Intranasally administered hUMSC‐derived exosomes modulate the CRYAB–ARRDC3–Drp1 axis, alleviating mitochondrial dysfunction and ferroptosis, enhancing neuronal survival, reducing oxidative stress, and promoting functional recovery in ischemia‐reperfusion injury, offering a promising therapeutic strategy for ischemic stroke.
Rong ji   +7 more
wiley   +1 more source

Amplifikasi Fragmen Gen 18s Rrna Pada Dna Metagenomik Madu Dengan Teknik Pcr (Polymerase Chain Reaction) [PDF]

open access: yes, 2017
The aim of this research was to amplificate 18S rRNA gene fragment from honey's metagenomic DNA using Polymerase Chain Reaction (PCR). The honey sample was collected from Seraya Tengah village, Karangasem regency. The best result of primer design from in
Prakoso, S. P. (Satriya)   +2 more
core  

Efficacy and Safety Assessment of 5‐Fluorouracil, Irinotecan and Oxaliplatin‐Loaded Implants in Mouse and Pig Models for Pancreatic Cancer Therapy

open access: yesAdvanced Materials, EarlyView.
A novel FIRINOX‐loaded implant demonstrates controlled drug release, and potent therapeutic efficacy in pancreatic ductal adenocarcinoma mouse models with safety confirmed in a large‐animal pre‐clinical model. This innovative drug delivery platform offers a promising new treatment approach for non‐resectable, treatment‐resistant pancreatic cancer ...
Samantha J. Wade   +19 more
wiley   +1 more source

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   +3 more sources

Intermolecular mRNA - rRNA hybridization and the distribution of potential interaction regions in murine 18s rRNA

open access: yesNucleic Acids Research, 1993
Intermolecular hybridization experiments show that murine 18S rRNA and 28S rRNA are capable of forming stable hybrid structures with mRNA from genes p53, c-myc and c-mos from the same species. Both 5'-uncoding and coding oncogene p53 mRNA regions contain fragments interacting with rRNA.
O V, Matveeva, S A, Shabalina
openaire   +3 more sources

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