Results 141 to 150 of about 2,192,206 (343)

Small RNA Sorting in Drosophila Produces Chemically Distinct Functional RNA-Protein Complexes: A Dissertation

open access: yes, 2008
Small interfering RNAs (siRNAs), microRNAs (miRNAs), and piRNAs (piRNA) are conserved classes of small single-stranded ~21-30 nucleotide (nt) RNA guides that repress eukaryotic gene expression using distinct RNA Induced Silencing Complexes (RISCs).
Horwich, Michael D.
core   +1 more source

A Dual‐Bioresponsive and Programmable Microneedle Matrix as a Bioinspired Coupler for Orchestrating Diabetic Bone Regeneration

open access: yesAdvanced Materials, EarlyView.
This project developed a smart bandage‐like patch (a microneedle array) for repairing diabetic bone damage. It intelligently senses signals from infection and inflammation, then releases its medicines in a specific, timed sequence: first an antibacterial agent, then an anti‐inflammatory agent, and finally growth factors.
Yu Wang   +10 more
wiley   +1 more source

Identification and characterization of early human photoreceptor states and cell-state-specific retinoblastoma-related features

open access: yeseLife
Human cone photoreceptors differ from rods and serve as the retinoblastoma cell-of-origin, yet the developmental basis for their distinct behaviors is poorly understood. Here, we used deep full-length single-cell RNA-sequencing (scRNA-seq) to distinguish
Dominic WH Shayler   +20 more
doaj   +1 more source

Label‐Free Detection of a Neurotransmitter Using an Aptamer‐Functionalized Amorphous IGZO Transistor

open access: yesAdvanced Materials Interfaces, EarlyView.
An aptamer‐functionalized amorphous IGZO thin‐film transistor enables label‐free electrical detection of the neurotransmitter serotonin under liquid‐gated operation. Stepwise surface functionalization ensures stable biomolecule integration and efficient electrostatic coupling.
Ngoc Thanh Ho   +3 more
wiley   +1 more source

Sensitive and Spatially‐Resolved Electrochemiluminescence via Micropatterning

open access: yesAdvanced Materials Interfaces, EarlyView.
The use of a simple silica nanoparticle surface coating and patterning process can transform ordinary gold electrodes into multiplexed ECL sensing electrodes. Through spatially confined droplet formation and local ECL emission, it is possible to perform multiple analyses simultaneously from individual locations as well as intensify the ECL signal by as
Yuliang Shao   +12 more
wiley   +1 more source

Improvement of the design and generation of highly specific plant knockdown lines using primary synthetic microRNAs (pri-smiRNAs)

open access: yes, 2010
Niemeier S, Alves jun. L, Merkle T. Improvement of the design and generation of highly specific plant knockdown lines using primary synthetic microRNAs (pri-smiRNAs). BMC Research Notes.
Merkle Thomas   +8 more
core   +1 more source

Additive‐Manufactured, Multifunctional Bioreactor Technology for Dynamic Culture of 3D Bioprinted Tissue Models

open access: yesAdvanced Materials Technologies, EarlyView.
We introduce an additively manufactured bioreactor with a perfusion flow system and integrated temperature and pH sensors for skeletal muscle tissue biofabrication. The bioreactor's performance was evaluated by assessing the viability, spreading of the myoblast cells in a printed scaffold, and contraction of the isolated murine musculi interossei ...
Lys Sprenger   +9 more
wiley   +1 more source

The E. coli RhlE RNA helicase regulates the function of related RNA helicases during ribosome assembly

open access: yes, 2008
Escherichia coli contains five members of the DEAD-box RNA helicase family, a ubiquitous class of proteins characterized by their ability to unwind RNA duplexes. Although four of these proteins have been implicated in RNA turnover or ribosome biogenesis,
Jain, Chaitanya
core   +1 more source

Perivascular Matrix Densification Dysregulates Angiogenesis and Activates Pro‐Inflammatory Endothelial Cells

open access: yesAdvanced Science, EarlyView.
Perivascular matrix densification promotes the emergence of aberrant endothelial tip cells (ATECs) that invade and persist within fibrotic microenvironments. Using in vivo lineage tracing and a human microvessel model, this study shows that fibrous matrix cues destabilize VE‐cadherin–mediated junctions to gate TGF‐β signaling, inducing a pro ...
Jingyi Xia   +17 more
wiley   +1 more source

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