Results 111 to 120 of about 37,099 (261)

Small subunit (18S) ribosomal RNA gene divergence in the genus Schistosoma

open access: yesParasitology, 1993
SUMMARYAn entire 18S rRNA gene sequence from Schistosoma spindale (1990 bases) and partial 18S rRNA gene sequences from S. haematobium (1950 bases) and S. japonicum (1648 bases) have been determined. Together with the previously published sequence for the S.
Johnston, D A, Kane, R A, Rollinson, D
openaire   +3 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

Multiple checkpoints ensure ribosomes have the correct end.

open access: yesPLoS Biology
The 3' end of the 18S ribosomal RNA is formed by the endoribonuclease Nob1. How cells ensure the accuracy of the 3' end has remained a mystery. A new study in PLOS Biology revealed that there are multiple checkpoints to ensure that only ribosomes ...
Jacob Gordon, Robin E Stanley
doaj   +1 more source

Ascorbic Acid Modulates Collagen Properties in Glucocorticoid‐Induced Osteoporotic Bone: Insights into Chemical, Mechanical, and Biological Regulation

open access: yesAdvanced Healthcare Materials, EarlyView.
Osteoporosis from long‐term glucocorticoid (GIOP) use elevates susceptibility to fracture. This study shows GCs impair ascorbic acid (AA) metabolism in osteoblasts, collagen synthesis and extracellular matrix integrity. AA enhanced collagen biochemical and mechanical properties and restored osteoblast and endothelial function. These findings underscore
Micaila DE Curtis   +19 more
wiley   +1 more source

Characterization of CO1 and 18S rDNA genes from Indonesian native ornamental shrimp Caridina boehmei cultured in Jakarta

open access: yesJurnal Akuakultur Indonesia
Caridina boehmei is an ornamental shrimp native to Sulawesi that has been successfully cultured and marketed in Indonesia. However, molecular information about this shrimp is not yet available.
Ekky Ilham Romadhona   +10 more
doaj   +1 more source

The nucleolar RNA methyltransferase Misu (NSun2) is required for mitotic spindle stability [PDF]

open access: yes, 2009
Myc-induced SUN domain–containing protein (Misu or NSun2) is a nucleolar RNA methyltransferase important for c-Myc–induced proliferation in skin, but the mechanisms by which Misu contributes to cell cycle progression are unknown.
Shobbir Hussain   +49 more
core   +1 more source

Infusible Extracellular Matrix Biomaterial Enhances Cell‐Specific Pro‐Repair Responses Following Acute Myocardial Infarction

open access: yesAdvanced Healthcare Materials, EarlyView.
We measure the cell‐specific responses of administering infusible ECM (iECM) in acute myocardial infarction (MI) across multiple timepoints. Using single‐nucleus RNA sequencing and spatial transcriptomics, we measure macrophage activation, fibroblast remodeling, increased vascular development, lymphangiogenesis, cardioprotection, and neurogenesis ...
Joshua M. Mesfin   +18 more
wiley   +1 more source

SiO2‐CaOCME/Poly(Tetrahydrofuran)/Poly(Caprolactone) 3D‐Printed Scaffolds Drive Human‐Bone Marrow Stromal Cell Osteogenic Differentiation

open access: yesAdvanced Healthcare Materials, EarlyView.
3D printed hybrid scaffolds combining bioactive silica–calcium chemistry with elastic polymers guide human bone stem cells to form bone. The scaffolds support cell survival, organization, and invasion while releasing osteogenic ions. Together, architecture and composition drive bone‐specific gene expression, extracellular matrix organization, and ...
David R. Sory   +3 more
wiley   +1 more source

Phenotypic plasticity in the Caribbean sponge Callyspongia vaginalis (Porifera: Haplosclerida)

open access: yesScientia Marina, 2010
Sponge morphological plasticity has been a long-standing source of taxonomic difficulty. In the Caribbean, several morphotypes of the sponge Callyspongia vaginalis have been observed.
Susanna López-Legentil   +4 more
doaj   +1 more source

A single H/ACA small nucleolar RNA mediates tumor suppression downstream of oncogenic RAS. [PDF]

open access: yes, 2019
Small nucleolar RNAs (snoRNAs) are a diverse group of non-coding RNAs that direct chemical modifications at specific residues on other RNA molecules, primarily on ribosomal RNA (rRNA).
Blanchard, Scott C   +15 more
core   +1 more source

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