Themed collection Journal of Materials Chemistry B Lunar New Year collection 2021
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Stimuli-responsive functional materials for soft robotics
This review provides an overview of stimuli-responsive functional materials and their applications in soft robotics.
J. Mater. Chem. B, 2020,8, 8972-8991
https://doi.org/10.1039/D0TB01585G
Exosome: a significant nano-scale drug delivery carrier
Exosomes have outstanding advantages as drug delivery carriers in the treatment of various diseases.
J. Mater. Chem. B, 2020,8, 7591-7608
https://doi.org/10.1039/D0TB01499K
Progress in the therapeutic applications of polymer-decorated black phosphorus and black phosphorus analog nanomaterials in biomedicine
Owing to fascinating properties and biodegradability, opportunities and challenges of emerging black phosphorus (BP) and BP analogs (BPAs) in biomedical applications have been coexisted to study.
J. Mater. Chem. B, 2020,8, 7076-7120
https://doi.org/10.1039/D0TB00824A
Tumor microenvironment-activated NIR-II reagents for tumor imaging and therapy
This review summarizes the recent advances of tumor microenvironment-activated NIR-II agents for tumor diagnosis and treatment, including smart NIR-II fluorescence imaging, photoacoustic imaging, photothermal therapy and photodynamic therapy.
J. Mater. Chem. B, 2020,8, 4738-4747
https://doi.org/10.1039/D0TB00030B
Progress in biomimetic leverages for marine antifouling using nanocomposite coatings
Because of the environmental and economic casualties of biofouling on maritime navigation, modern studies have been devoted toward formulating advanced nanoscale composites in the controlled development of effective marine antifouling self-cleaning surfaces.
J. Mater. Chem. B, 2020,8, 3701-3732
https://doi.org/10.1039/C9TB02119A
Stretchable and tough conductive hydrogels for flexible pressure and strain sensors
This review summarises recent advances in stretchable and tough conductive hydrogel sensors for wearable and implantable devices.
J. Mater. Chem. B, 2020,8, 3437-3459
https://doi.org/10.1039/C9TB02570G
Nanomaterial-based gas sensors used for breath diagnosis
Gas-sensing applications commonly use nanomaterials (NMs) because of their unique physicochemical properties, including a high surface-to-volume ratio, enormous number of active sites, controllable morphology, and potential for miniaturisation.
J. Mater. Chem. B, 2020,8, 3231-3248
https://doi.org/10.1039/C9TB02518A
Wearable biochemical sensors for human health monitoring: sensing materials and manufacturing technologies
Recent achievements and challenges in materials and manufacturing technologies of sensing electrodes in wearable biosensors have been highlighted.
J. Mater. Chem. B, 2020,8, 3423-3436
https://doi.org/10.1039/C9TB02474C
Multi-emission metal–organic framework composites for multicomponent ratiometric fluorescence sensing: recent developments and future challenges
Ratiometric fluorescence sensors that are achieved via the ratiometric fluorescence intensity changes of emission peaks based on multi-emission fluorescence probes show a huge advantage.
J. Mater. Chem. B, 2020,8, 3292-3315
https://doi.org/10.1039/C9TB01931F
A review of electronic skin: soft electronics and sensors for human health
J. Mater. Chem. B, 2020,8, 852-862
https://doi.org/10.1039/C9TB02531F
An electron-deficiency-based framework for NIR-II fluorescence probes
Increasing the electron withdrawing ability of substituents in monochlorinated BODIPY could vary the emission from the NIR-I to NIR-II region together with enhanced response rate, indicative of a promising approach for activatable NIR-II probes.
J. Mater. Chem. B, 2020,8, 9877-9880
https://doi.org/10.1039/D0TB02120B
Effect of molecular weight and polymer composition on gallol-functionalized underwater adhesive
A gallol-functionalized polymer showed strong adhesion ability underwater. The effect of molecular weight and gallol content have been optimized resulting in the underwater adhesion strength as high as 4 MPa.
J. Mater. Chem. B, 2020,8, 6798-6801
https://doi.org/10.1039/D0TB00706D
High-performance non-enzymatic glucose detection: using a conductive Ni-MOF as an electrocatalyst
A glucose sensor based on a conductive Ni-MOF as an electrocatalyst exhibits a fast response time, low detection limit, and high sensitivity, and it can also be applied for the detection of glucose in blood serum samples.
J. Mater. Chem. B, 2020,8, 5411-5415
https://doi.org/10.1039/D0TB00131G
The in situ synthesis of silver nanoclusters inside a bacterial cellulose hydrogel for antibacterial applications
An antibacterial hydrogel is developed through in situ formation of Ag nanoclusters on bacterial cellulous, which shows better and longer-lasting killing efficacy than that of pristine Ag NCs against both Gram-positive and Gram-negative bacteria.
J. Mater. Chem. B, 2020,8, 4846-4850
https://doi.org/10.1039/D0TB00073F
A multi-model, large range and anti-freezing sensor based on a multi-crosslinked poly(vinyl alcohol) hydrogel for human-motion monitoring
A high-mechanical, ionic conductive and anti-freezing multi-crosslinked poly(vinyl alcohol) hydrogel was assembled as a multi-model, large range and wearable sensor.
J. Mater. Chem. B, 2020,8, 11010-11020
https://doi.org/10.1039/D0TB02250K
A facile and rapid approach to synthesize uric acid-capped Ti3C2 MXene quantum dots for the sensitive determination of 2,4,6-trinitrophenol both on surfaces and in solution
The UA@Ti3C2 QDs with blue light emission were synthesized by a simple and green microwave-assisted method, and used as a sensitive and selective probe for the detection of TNP both on surfaces and in solution.
J. Mater. Chem. B, 2020,8, 10837-10844
https://doi.org/10.1039/D0TB02078H
Innate immune activation by conditioned medium of cancer cells following combined phototherapy with photosensitizer-loaded gold nanorods
Nanoparticle-based phototherapy has evolved to include immunotherapy as an effective treatment combination for cancers through inducing anti-cancer immune activation leading to downstream adaptive responses and immune protection.
J. Mater. Chem. B, 2020,8, 10812-10824
https://doi.org/10.1039/D0TB01953D
One-pot synthesis of acid-degradable polyphosphazene prodrugs for efficient tumor chemotherapy
In order to improve the therapeutic efficacy and reduce the side effects of anticancer drugs, pH sensitive and biodegradable polyphosphazene prodrugs were prepared.
J. Mater. Chem. B, 2020,8, 10540-10548
https://doi.org/10.1039/D0TB01992E
Biomimetic epidermal sensors assembled from polydopamine-modified reduced graphene oxide/polyvinyl alcohol hydrogels for the real-time monitoring of human motions
A skin-matched soft strain/pressure sensor fabricated by fully physically crosslinked conductive PDA–rGO/PVA hydrogel is reported for sensitive healthcare monitoring and human-machine interaction.
J. Mater. Chem. B, 2020,8, 10549-10558
https://doi.org/10.1039/D0TB02100H
A benzothiazolium-based fluorescent probe with ideal pKa for mitochondrial pH imaging and cancer cell differentiation
A benzothiazolium-based fluorescent pH probe HTBT2 with an ideal pKa of 8.04 ± 0.02 for imaging mitochondrial pH in living cells.
J. Mater. Chem. B, 2020,8, 10586-10592
https://doi.org/10.1039/D0TB01253J
A porous material excited by near-infrared light for photo/chemodynamic and photothermal dual-mode combination therapy
Photodynamic therapy (PDT) and photothermal therapy (PTT) are well-developed light therapy methods for cancer; however, both have a few areas that need improvement.
J. Mater. Chem. B, 2020,8, 10559-10576
https://doi.org/10.1039/D0TB01794A
Multifunctional nanoparticles for targeting the tumor microenvironment to improve synergistic drug combinations and cancer treatment effects
Nanoparticles can internalize into cancer cells through CD44 and P-selectin ligand recognition, leading to significant enhancement of anti-prostate tumor activity.
J. Mater. Chem. B, 2020,8, 10416-10427
https://doi.org/10.1039/D0TB01733G
Highly luminescent biocompatible CsPbBr3@SiO2 core–shell nanoprobes for bioimaging and drug delivery
A facile approach for the highly luminescent and biocompatible CsPbBr3@SiO2 core–shell PNCs was developed. The dual biological roles of these PNCs are demonstrated, offering new directions to the stable PNCs for a variety of biomedical applications.
J. Mater. Chem. B, 2020,8, 10337-10345
https://doi.org/10.1039/D0TB01833C
Engineering one-dimensional trough-like Au–Ag2S nano-hybrids for plasmon-enhanced photoelectrodetection of human α-thrombin
One-dimensional trough-like Au–Ag2S nano-hybrids with Ag2S/Au/Ag2S core/shell-like walls are chemically transformed from interfacial Ag nanowires and successfully used, under visible light, for the photoelectric detection of human α-thrombin.
J. Mater. Chem. B, 2020,8, 10346-10352
https://doi.org/10.1039/D0TB00201A
Shape memory effect and rapid reversible actuation of nanocomposite hydrogels with electrochemically controlled local metal ion coordination and crosslinking
Precisely controlled local ion-coordination and crosslinking generate diverse hydrogel devices with a reversible shape memory effect and rapid actuation in air.
J. Mater. Chem. B, 2020,8, 9679-9685
https://doi.org/10.1039/D0TB02029J
A novel 3D indirect co-culture system based on a collagen hydrogel scaffold for enhancing the osteogenesis of stem cells
In this study, the paracrine effect between adipose-derived mesenchymal stem cells (ADSCs) and osteoblasts was investigated in collagen-based three-dimensional (3D) scaffolds.
J. Mater. Chem. B, 2020,8, 9481-9491
https://doi.org/10.1039/D0TB01770A
Two-dimensional iron MOF nanosheet as a highly efficient nanozyme for glucose biosensing
A 2D Fe-BTC nanosheet was prepared via a cation exchange route. Its peroxidase-like activity is 2.2 times that of 3D MIL-100(Fe) due to highly accessible surface active sites. This is helpful for substrate contact with the catalyst during the catalytic reaction.
J. Mater. Chem. B, 2020,8, 9295-9303
https://doi.org/10.1039/D0TB01598A
A novel injectable starch-based tissue adhesive for hemostasis
The starch which is modified by catechol can form hydrogel in situ so that seal the wound and reduce bleeding.
J. Mater. Chem. B, 2020,8, 8282-8293
https://doi.org/10.1039/D0TB01562H
A high-strength double network polydopamine nanocomposite hydrogel for adhesion under seawater
A mussel-inspired catechol-based strategy has been widely used in the development of underwater adhesives.
J. Mater. Chem. B, 2020,8, 8232-8241
https://doi.org/10.1039/D0TB00513D
A novel multifunctional FePt/BP nanoplatform for synergistic photothermal/photodynamic/chemodynamic cancer therapies and photothermally-enhanced immunotherapy
A new multi-modal therapy agent FePt/BP–PEI–FA NCs, with FePt nanoparticles (FePt NPs) loaded onto ultrathin black phosphorus nanosheets (BPNs), has been constructed to enhance synergistic PTT, PDT and CDT that target primary tumors.
J. Mater. Chem. B, 2020,8, 8010-8021
https://doi.org/10.1039/D0TB00411A
Visualizing mitochondria and mouse intestine with a fluorescent complex of a naphthalene-based dipolar dye and serum albumin
A fluorophore–protein complex for the visualization of mitochondria and the mouse intestine was developed. The complex formation of a naphthalene-based dipolar dye and serum albumin was identified and its imaging applications were investigated.
J. Mater. Chem. B, 2020,8, 7642-7651
https://doi.org/10.1039/D0TB01314E
Aggregation-induced fluorescence probe for hypochlorite imaging in mitochondria of living cells and zebrafish
Herein, two AIE probes (BTD-1 and BTD-2) were designed and synthesized based on benzothiazole derivatives which could be used to track and image trace hypochlorite in mitochondria of Hela cell and zebrafish.
J. Mater. Chem. B, 2020,8, 7375-7381
https://doi.org/10.1039/D0TB01496F
Antioxidant shape amphiphiles for accelerated wound healing
We reported a series of POSS-based antioxidant shape amphiphiles for preventing cell oxidative damage and promoting wound healing.
J. Mater. Chem. B, 2020,8, 7018-7023
https://doi.org/10.1039/D0TB00578A
Phosphate-responsive 2D-metal–organic-framework-nanozymes for colorimetric detection of alkaline phosphatase
Phosphate-responsive peroxidase-mimicking two-dimensional-metal–organic-framework nanozymes were employed to develop alkaline phosphatase assays with tunable dynamic ranges and colorimetric logic gates.
J. Mater. Chem. B, 2020,8, 6905-6911
https://doi.org/10.1039/C9TB02542A
Self-assembly of paramagnetic amphiphilic copolymers for synergistic therapy
Theranostic nanoparticles composed of amphiphilic paramagnetic polymers are assembled for dual mode imaging and synergistic therapy.
J. Mater. Chem. B, 2020,8, 6866-6876
https://doi.org/10.1039/D0TB00405G
An anti-infective hydrogel adhesive with non-swelling and robust mechanical properties for sutureless wound closure
An anti-infective TA/hydrogel with non-swelling and adhesion properties could close wounds in a non-invasive way.
J. Mater. Chem. B, 2020,8, 5682-5693
https://doi.org/10.1039/D0TB00640H
A covalent organic framework as a nanocarrier for synergistic phototherapy and immunotherapy
As traditional cancer treatment methods, photodynamic therapy (PDT) and photothermal therapy (PTT) can eliminate primary tumors, but they cannot inhibit extensive tumor metastasis and local recurrence.
J. Mater. Chem. B, 2020,8, 5451-5459
https://doi.org/10.1039/D0TB00679C
Adoptive cellular immunotherapy of tumors via effective CpG delivery to dendritic cells using dendrimer-entrapped gold nanoparticles as a gene vector
PEGylated Au DENPs ({(Au0)25-G5·NH2-mPEG20}) are synthesized and used as a novel nonviral vector to deliver CpG to mature BMDCs for the subsequent activation of T cells for adoptive tumor immunotherapy.
J. Mater. Chem. B, 2020,8, 5052-5063
https://doi.org/10.1039/D0TB00678E
Superhydrophobic highly flexible doubly cross-linked aerogel/carbon nanotube composites as strain/pressure sensors
We report novel superhydrophobic highly flexible composites based on a doubly cross-linked aerogel and carbon nanotubes for highly sensitive strain/pressure sensing.
J. Mater. Chem. B, 2020,8, 4883-4889
https://doi.org/10.1039/C9TB02953B
Tumor microenvironment and NIR laser dual-responsive release of berberine 9-O-pyrazole alkyl derivative loaded in graphene oxide nanosheets for chemo-photothermal synergetic cancer therapy
Stimuli-responsive release of berberine 9-O-pyrazole alkyl derivative loaded in AS1411-functionalized graphene oxide nanosheets for chemo-photothermal synergetic therapy of cancer.
J. Mater. Chem. B, 2020,8, 4046-4055
https://doi.org/10.1039/D0TB00489H
Human serum albumin-based doxorubicin prodrug nanoparticles with tumor pH-responsive aggregation-enhanced retention and reduced cardiotoxicity
A nano-assembly of pH-sensitive doxorubicin prodrug and human serum albumin shows tumor pH-responsive aggregation, enhanced tumor retention and reduced cytotoxicity.
J. Mater. Chem. B, 2020,8, 3939-3948
https://doi.org/10.1039/D0TB00327A
A near-infrared light-responsive multifunctional nanocomposite hydrogel for efficient and synergistic antibacterial wound therapy and healing promotion
A multifunctional nanocomposite hydrogel for synergistic antibacterial wound therapy and healing promotion.
J. Mater. Chem. B, 2020,8, 3908-3917
https://doi.org/10.1039/D0TB00361A
A self-assembled RNA-triple helix hydrogel drug delivery system targeting triple-negative breast cancer
A novel RNA-triple-helix hydrogel for treatment of triple negative breast cancers (TNBCs) by incorporating RNA-triple-helix and siRNA duplexes of CXCR4 into the same RNA nanoparticles was developed, without the synthetic polycationic reagents.
J. Mater. Chem. B, 2020,8, 3527-3533
https://doi.org/10.1039/C9TB01610D
A colorimetric and electrochemical dual-mode biosensor for thrombin using a magnetic separation technique
A colorimetric and electrochemical dual-mode biosensor for thrombin based on the combination of a magnetic separation technique and a signal amplification strategy.
J. Mater. Chem. B, 2020,8, 3574-3581
https://doi.org/10.1039/C9TB02170A
Fluorine-containing graphene quantum dots with a high singlet oxygen generation applied for photodynamic therapy
Compared with graphene quantum dots (GQDs), fluorine-containing GQDs (F-GQDs) present higher 1O2 generation under light irradiation and thus cause obvious toxicity to HepG2 cells. F-GQDs can be used as a photosensitizer for photodynamic therapy.
J. Mater. Chem. B, 2020,8, 2598-2606
https://doi.org/10.1039/C9TB02529D
A lysosome-targeted near-infrared fluorescent probe for imaging endogenous cysteine (Cys) in living cells
A lysosome-targeted near-infrared (NIR) fluorescent probe SHCy-C for detecting and imaging endogenous Cys in living cells has been developed.
J. Mater. Chem. B, 2020,8, 2269-2274
https://doi.org/10.1039/C9TB02609F
Reactive oxygen species (ROS)-responsive ferrocene-polymer-based nanoparticles for controlled release of drugs
Ferrocene-containing nanoparticles show reversible redox activity that could trigger drug release mediated by reactive oxygen species (ROS).
J. Mater. Chem. B, 2020,8, 1906-1913
https://doi.org/10.1039/C9TB02533B
Silver crosslinked injectable bFGF-eluting supramolecular hydrogels speed up infected wound healing
A silver crosslinked chitosan hydrogel controlled the release of bFGF to improve the regeneration of infectious skin wounds.
J. Mater. Chem. B, 2020,8, 1359-1370
https://doi.org/10.1039/C9TB02331C
3D printing of a poly(vinyl alcohol)-based nano-composite hydrogel as an artificial cartilage replacement and the improvement mechanism of printing accuracy
A PVA-based composite hydrogel with a biomimetic gradient structure as an artificial cartilage replacement was constructed by an extrusion 3D printing technique.
J. Mater. Chem. B, 2020,8, 677-690
https://doi.org/10.1039/C9TB02278C
A thermo-sensitive injectable hydroxypropyl chitin hydrogel for sustained salmon calcitonin release with enhanced osteogenesis and hypocalcemic effects
An injectable thermo-sensitive hydroxypropyl chitin hydrogel was applied for long-term sCT release, with enhanced osteogenic potential and hypocalcemic effects.
J. Mater. Chem. B, 2020,8, 270-281
https://doi.org/10.1039/C9TB02049G
About this collection
To mark the Lunar New Year, this web collection features the top 50 most popular articles published in Journal of Materials Chemistry B in 2020 by corresponding authors based in Asia.
Congratulations to all of the authors whose articles have been featured!