Results 81 to 90 of about 31,824 (293)

Application and mechanism of graphene and polydopamine-modified graphene in anticorrosion coatings

open access: yesFrontiers in Materials
Owing to the great barrier properties, light weight and environmental friendliness, graphene-based anticorrosion coatings are considered to be promising candidates for next-generation anticorrosion materials.
Guangyan Chen   +8 more
doaj   +1 more source

Impact of Molecular Architecture and Adsorption Density on Adhesion of Mussel-Inspired Surface Primers with Catechol-Cation Synergy. [PDF]

open access: yes, 2019
Marine mussels secrete proteins rich in residues containing catechols and cationic amines that displace hydration layers and adhere to charged surfaces under water via a cooperative binding effect known as catechol-cation synergy.
Andresen Eguiluz, Roberto C   +7 more
core  

Macrophage Membrane‐Cloaked, ROS‐Triggered Quercetin Nanocarriers Target Ovarian Lesions to Treat Polycystic Ovary Syndrome

open access: yesAdvanced Healthcare Materials, EarlyView.
The synthesis process of MM@PCD@QNPs and its potential mechanism for treating PCOS. (A) Assembly steps of MM@PCD@QNPs. (B) Synthesis and decomposition of MM@PCD@QNPs. (C) Potential therapeutic mechanisms of MM@PCD@QNPs for PCOS. PCD, PABP conjugated with DEX polymer; QUR, quercetin; CDI, N, N′‐carbonyldiimidazole; DEX, dextran; PABP, 4‐(hydroxymethyl ...
Wenzhu Li   +9 more
wiley   +1 more source

Recent Progress in Optical Sensors for Biomedical Diagnostics [PDF]

open access: yes, 2020
In recent years, several types of optical sensors have been probed for their aptitude in healthcare biosensing, making their applications in biomedical diagnostics a rapidly evolving subject.
Altintas, Zeynep, Pirzada, Muqsit
core   +1 more source

Polydopamine-Assisted Surface Modification for Bone Biosubstitutes [PDF]

open access: yesBioMed Research International, 2016
Polydopamine (PDA) prepared in the form of a layer of polymerized dopamine (DA) in a weak alkaline solution has been used as a versatile biomimetic surface modifier as well as a broadly used immobilizing macromolecule. This review mainly discusses the progress of biomaterial surface modification inspired by the participation of PDA in bone tissue ...
Shishu Huang   +4 more
openaire   +2 more sources

Evaluation of the Dual Impact of Nanotechnologies on Health and Environment Through Alternative Bridging Models

open access: yesAdvanced Healthcare Materials, EarlyView.
This review explores how alternative invertebrate and small‐vertebrate models advance the evaluation of nanomaterials across medicine and environmental science. By bridging cellular and organismal levels, these models enable integrated assessment of toxicity, biodistribution, and therapeutic performance.
Marie Celine Lefevre   +3 more
wiley   +1 more source

Fluorescent bioinspired albumin/polydopamine nanoparticles and their interactions with Escherichia coli cells

open access: yesBeilstein Journal of Nanotechnology, 2023
Inspired by the eumelanin aggregates in human skin, polydopamine nanoparticles (PDA NPs) are promising nanovectors for biomedical applications, especially because of their biocompatibility. We synthesized and characterized fluorescent PDA NPs of 10–25 nm
Eloïse Equy   +7 more
doaj   +1 more source

Turn-on Fluorescent Dopamine Sensing Based on in Situ Formation of Visible Light Emitting Polydopamine Nanoparticles [PDF]

open access: yes, 2014
Cataloged from PDF version of article.Dopamine is the principle biomarker for diseases such as schizophrenia, Huntington's, and Parkinson's, and the need is urgent for rapid and sensitive detection methods for diagnosis and monitoring of such diseases ...
Bayindir, M., Yildirim, A.
core   +1 more source

Oxygen and ROS Delivery for Infected Wound Healing and Future Prospects

open access: yesAdvanced Healthcare Materials, EarlyView.
Bacterial infection is a major driver of delayed wound healing and postsurgical readmissions; with rising antibiotic resistance, solid peroxide–releasing biomaterials offer sustained delivery of ROS/O2 for antimicrobial control and microenvironmental modulation.
Ayden Watt   +7 more
wiley   +1 more source

One-step Deposition of Melanin-like Polymer on individual Escherichia Coli cells Exhibiting an Special Effect of UV- and Lysozyme - Resistance [PDF]

open access: yes, 2015
尽管紫外线只占到达地球表面的阳光辐射能量中的一小部分,但若长期暴露于这部分紫外辐射之下,几乎所有的有机生命体都将直接或间接地因受到光损伤而导致其遗传物质核酸遭受破坏,进而造成机体死亡。为了应对太阳光中的这部分紫外辐射,某些微生物已经进化出了许多生物化学或生物行为光保护机制。黑色素,由于其具有很强光吸收和良好能量转换性质,可以将有害辐射能高效地转换为热能进而耗散至周围环境中,黑色素一直被认为是所有已知的光保护机制中最高效的。因此,结合黑色素的性质,人们可以使用其来提高某些生物工程菌的抗紫外性能 ...
孙洲
core  

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