Results 41 to 50 of about 123,326 (328)

Supramolecular Additive Screening to Engineer Microfibrous Rafts for Expansion of Pluripotent Stem Cells in Dynamic Suspension

open access: yesAdvanced Healthcare Materials, EarlyView.
Segmented PCL‐bisurea (BU) polymers and BU‐peptide conjugate additives assemble into fibrous superstructures at the nanoscale through a mix‐and‐matching strategy. Different bioactivities are incorporated through variation of peptide sequences. The resulting materials are screened for their effect on stem cell adhesion and pluripotency.
Johnick F. van Sprang   +6 more
wiley   +1 more source

Oligonucleotide separation techniques for purification and analysis: What can we learn for today's tasks?

open access: yesELECTROPHORESIS, Volume 43, Issue 23-24, Page 2402-2427, December 2022., 2022
Abstract Nucleic acids are the blueprint of life. They are not only the construction plan of the single cell or higher associations of them, but also necessary for function, communication and regulation. Due to the pandemic, the attention shifted in particular to their therapeutic potential as a vaccine. As pharmaceutical oligonucleotides are unique in
Robert Minkner   +3 more
wiley   +1 more source

Diverse ATPase proteins in mobilomes constitute a large potential sink for prokaryotic host ATP [PDF]

open access: yesarXiv, 2021
Prokaryote mobilome genomes rely on host machineries for survival and replication. Given that mobile genetic elements (MGEs) derive their energy from host cells, we investigated the diversity of ATP-utilizing proteins in MGE genomes to determine whether they might be associated with proteins that could suppress related host proteins that consume host ...
arxiv  

Role of osmotic and hydrostatic pressures in bacteriophage genome ejection [PDF]

open access: yesPhys. Rev. E 87, 022114 (2013), 2012
A critical step in the bacteriophage life cycle is genome ejection into host bacteria. The ejection process for double-stranded DNA phages has been studied thoroughly \textit{in vitro}, where after triggering with the cellular receptor the genome ejects into a buffer.
arxiv   +1 more source

Efficient phage display of polypeptides fused to the carboxy-terminus of the M13 gene-3 minor coat protein [PDF]

open access: yes, 2000
We report that, contrary to common belief, polypeptides fused to the carboxy-terminus of the M13 gene-3 minor coat protein are functionally displayed on the phage surface.
Fuh, Germaine, Sidhu, Sachdev S.
core   +1 more source

Ischemic Myocardium Targeting Peptide‐Guided Nanobubbles for Multimodal Imaging and Treatment of Coronary Microvascular Dysfunction

open access: yesAdvanced Healthcare Materials, EarlyView.
Nanobubbles functionalized with indocyanine green and ischemic myocardium‐targeting peptide effectively target cardiomyocytes and enable the multimodal (fluorescence, ultrasonic, and photoacoustic) imaging of ischemic myocardium in mice with coronary microvascular dysfunction (CMD).
Bo Yu   +8 more
wiley   +1 more source

Micro‐ and Nano‐Bots for Infection Control

open access: yesAdvanced Materials, EarlyView.
This review presents a strategic vision for integrating micro‐ and nanobots in the pipeline for infection diagnosis, prevention, and treatment. To develop these robots as a practical solution for infection management, their design principles are clarified based on their propulsion mechanisms and then categorized infection management domains based on ...
Azin Rashidy Ahmady   +5 more
wiley   +1 more source

Well-temperate phage: optimal bet-hedging against local environmental collapses [PDF]

open access: yesScientific Reports 5, Article number: 10523 (2015), 2013
Upon infection of their bacterial hosts temperate phages must chose between lysogenic and lytic developmental strategies. Here we apply the game-theoretic bet-hedging strategy introduced by Kelly to derive the optimal lysogenic fraction of the total population of phages as a function of frequency and intensity of environmental downturns affecting the ...
arxiv   +1 more source

Carbon Dot‐Linked Hydrogel for TAMs Transform: Spatiotemporal Manipulation to Reshape Tumor Microenvironment

open access: yesAdvanced Materials, EarlyView.
The CDs crosslinked egg white hydrogel loaded with lipopolysaccharide (LPS) and CA170 (TTF‐L‐C) can realize spatiotemporal tumor‐associated macrophages (TAMs) transformation from multi‐level dimensions, including spatial recruitment, cell phenotype reprogramming, and immune checkpoint molecule blockade.
Lingyun Li   +8 more
wiley   +1 more source

Hierarchy and extremes in selections from pools of randomized proteins [PDF]

open access: yes, 2015
Variation and selection are the core principles of Darwinian evolution, yet quantitatively relating the diversity of a population to its capacity to respond to selection is challenging. Here, we examine this problem at a molecular level in the context of populations of partially randomized proteins selected for binding to well-defined targets. We built
arxiv   +1 more source

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