Journal of Materials Chemistry B

Article	Citations
Superoxide dismutase nanozymes: an emerging star for anti-oxidation	183
Functional silk fibroin hydrogels: preparation, properties and applications	180
Multifunctional conductive hydrogels and their applications as smart wearable devices	173
Near infrared photothermal conversion materials: mechanism, preparation, and photothermal cancer therapy applications	168
Tissue adhesive hydrogel bioelectronics	137
Tannic acid-based metal phenolic networks for bio-applications: a review	125
Polysaccharide nanoparticles: from fabrication to applications	124
Electrospun nanofibers promote wound healing: theories, techniques, and perspectives	119
Recent advances in cell membrane coated metal–organic frameworks (MOFs) for tumor therapy	119
Carbon dots: synthesis, properties and biomedical applications	115
Chitosan-based smart hybrid materials: a physico-chemical perspective	106
Recent advances in thermo-sensitive hydrogels for drug delivery	105
Current status and prospects of metal–organic frameworks for bone therapy and bone repair	100
Advances in gelatin-based hydrogels for wound management	98
State-of-the-art advances of copper-based nanostructures in the enhancement of chemodynamic therapy	98
A review on hydroxyapatite coatings for the biomedical applications: experimental and theoretical perspectives	95
Biocompatibility and biodegradability of metal organic frameworks for biomedical applications	87
Exploration of the antibacterial and wound healing potential of a PLGA/silk fibroin based electrospun membrane loaded with zinc oxide nanoparticles	82
Electrospinning for healthcare: recent advancements	82
Neural tissue engineering: the influence of scaffold surface topography and extracellular matrix microenvironment	80
Tannic acid: a versatile polyphenol for design of biomedical hydrogels	75
Advances in multifunctional chitosan-based self-healing hydrogels for biomedical applications	74
Construction of Fe-doped ZIF-8/DOX nanocomposites for ferroptosis strategy in the treatment of breast cancer	74
Green-synthesized CeO2nanoparticles for photocatalytic, antimicrobial, antioxidant and cytotoxicity activities	74
Polymeric antibacterial materials: design, platforms and applications	73

A porous self-healing hydrogel with an island-bridge structure for strain and pressure sensors	73
Recent progress on hydrogel actuators	71
Double-acceptor conjugated polymers for NIR-II fluorescence imaging and NIR-II photothermal therapy applications	69
4D printing in biomedical applications: emerging trends and technologies	69
Tannic acid-inspired, self-healing, and dual stimuli responsive dynamic hydrogel with potent antibacterial and anti-oxidative properties	66
Applications of nanoscale metal–organic frameworks as imaging agents in biology and medicine	65
Antibacterial biomaterials in bone tissue engineering	65
Reversal of cisplatin chemotherapy resistance by glutathione-resistant copper-based nanomedicineviacuproptosis	63
Cellulose: a fascinating biopolymer for hydrogel synthesis	63
Synthesis, classification and properties of hydrogels: their applications in drug delivery and agriculture	62
Recent advances in nanomaterials for colorimetric cancer detection	62
Recent advances in the development of nitric oxide-releasing biomaterials and their application potentials in chronic wound healing	62
An insight into the mechanism of antibacterial activity by magnesium oxide nanoparticles	59
Current and promising applications of Hf(iv)-based MOFs in clinical cancer therapy	59
Quantum dots in cell imaging and their safety issues	57
Porous polymeric membranes: fabrication techniques and biomedical applications	57
High-performance antiviral nano-systems as a shield to inhibit viral infections: SARS-CoV-2 as a model case study	56
Review on recent progress in metal–organic framework-based materials for fabricating electrochemical glucose sensors	56
Applications of 3D bioprinting in tissue engineering: advantages, deficiencies, improvements, and future perspectives	55
Liposomes for oral delivery of protein and peptide-based therapeutics: challenges, formulation strategies, and advances	54
Responsive hydrogel-based microneedle dressing for diabetic wound healing	54
Polymeric photothermal agents for cancer therapy: recent progress and clinical potential	53
Superior antibacterial activity of gallium based liquid metals due to Ga3+ induced intracellular ROS generation	53
PVA based nanofiber containing CQDs modified with silica NPs and silk fibroin accelerates wound healing in a rat model	52
Antimicrobial peptide-based materials: opportunities and challenges	52
Nanocomposite adhesive hydrogels: from design to application	52
Flexible temperature sensors based on carbon nanomaterials	52
One-pot, self-catalyzed synthesis of self-adherent hydrogels for photo-thermal, antimicrobial wound treatment	52
Carbon dots with positive surface charge from tartaric acid and m-aminophenol for selective killing of Gram-positive bacteria	52
Self-adhesive hydrogels for tissue engineering	51
Recent progress in tannic acid-driven antibacterial/antifouling surface coating strategies	51
Combinatorial liposomes of berberine and curcumin inhibit biofilm formation and intracellular methicillin resistant Staphylococcus aureus infections and associated inflammation	50
A remarkably ultra-sensitive large area matrix of MXene based multifunctional physical sensors (pressure, strain, and temperature) for mimicking human skin	50
A dissolving and glucose-responsive insulin-releasing microneedle patch for type 1 diabetes therapy	48
Coassembly of nucleus-targeting gold nanoclusters with CRISPR/Cas9 for simultaneous bioimaging and therapeutic genome editing	48
The study and application of biomolecules in deep eutectic solvents	48
Recent progress of redox-responsive polymeric nanomaterials for controlled release	48
Development of leaf-adhesive pesticide nanocapsules with pH-responsive release to enhance retention time on crop leaves and improve utilization efficiency	47
Amine-functionalized Cu-MOF nanospheres towards label-free hepatitis B surface antigen electrochemical immunosensors	47
Reactive oxygen species (ROS): utilizing injectable antioxidative hydrogels and ROS-producing therapies to manage the double-edged sword	47
SERS substrate fabrication for biochemical sensing: towards point-of-care diagnostics	46
A tough, adhesive, self-healable, and antibacterial plant-inspired hydrogel based on pyrogallol–borax dynamic cross-linking	46
Self-healing, highly elastic and amphiphilic silicone-based polyurethane for antifouling coatings	46
Fabricating poly(vinyl alcohol)/gelatin composite sponges with high absorbency and water-triggered expansion for noncompressible hemorrhage and wound healing	45
An amylopectin-enabled skin-mounted hydrogel wearable sensor	45
A light-up fluorescence resonance energy transfer magnetic aptamer-sensor for ultra-sensitive lung cancer exosome detection	45
Nanoparticle-based drug delivery systems with platinum drugs for overcoming cancer drug resistance	45
Development of copper vacancy defects in a silver-doped CuS nanoplatform for high-efficiency photothermal–chemodynamic synergistic antitumor therapy	44
Metal–organic frameworks (MOFs) as apt luminescent probes for the detection of biochemical analytes	44
A novel self-healing triple physical cross-linked hydrogel for antibacterial dressing	44

Research progress on self-assembled nanodrug delivery systems	44
Mitochondria and lysosome-targetable fluorescent probes for hydrogen peroxide	42
Chemodynamic/photothermal synergistic therapy based on Ce-doped Cu–Al layered double hydroxides	42
Ionic liquid exfoliated Ti3C2Tx MXene nanosheets for photoacoustic imaging and synergistic photothermal/chemotherapy of cancer	41
Electroactive nanomaterials in the peripheral nerve regeneration	41
A Gd-doped polydopamine (PDA)-based theranostic nanoplatform as a strong MR/PA dual-modal imaging agent for PTT/PDT synergistic therapy	40
Controllable synthesis of exceptionally small-sized superparamagnetic magnetite nanoparticles for ultrasensitive MR imaging and angiography	40
MXene and black phosphorus based 2D nanomaterials in bioimaging and biosensing: progress and perspectives	40
Resorufin-based responsive probes for fluorescence and colorimetric analysis	40
Designed protein- and peptide-based hydrogels for biomedical sciences	40
Cubosomes as an emerging platform for drug delivery: a review of the state of the art	40
Highly stretchable, self-healable, and self-adhesive ionogels with efficient antibacterial performances for a highly sensitive wearable strain sensor	39
Dual-enzymatically cross-linked gelatin hydrogel enhances neural differentiation of human umbilical cord mesenchymal stem cells and functional recovery in experimental murine spinal cord injury	39
Magnesium oxide-incorporated electrospun membranes inhibit bacterial infections and promote the healing process of infected wounds	39
A low-swelling and toughened adhesive hydrogel with anti-microbial and hemostatic capacities for wound healing	39
A label-free multiplex electrochemical biosensor for the detection of three breast cancer biomarker proteins employing dye/metal ion-loaded and antibody-conjugated polyethyleneimine-gold nanoparticles	39
Highly fluorescent nitrogen and boron doped carbon quantum dots for selective and sensitive detection of Fe3+	39
Self-assembling tetrameric peptides allow in situ 3D bioprinting under physiological conditions	39
Recent advances in ice templating: from biomimetic composites to cell culture scaffolds and tissue engineering	39
Spin-coated freestanding films for biomedical applications	39
Applications of oxidized alginate in regenerative medicine	37
Self-healing and anti-freezing graphene–hydrogel–graphene sandwich strain sensor with ultrahigh sensitivity	37
Targeted delivery and controlled release of doxorubicin to cancer cells by smart ATP-responsive Y-shaped DNA structure-capped mesoporous silica nanoparticles	37
Low-dimensional nanomaterials for antibacterial applications	37
Magnetic nanoparticle-based amplification of microRNA detection in body fluids for early disease diagnosis	37
Sequential macrophage transition facilitates endogenous bone regeneration induced by Zn-doped porous microcrystalline bioactive glass	37
Different approaches to synthesising cerium oxide nanoparticles and their corresponding physical characteristics, and ROS scavenging and anti-inflammatory capabilities	37
Rational construction of polycystine-based nanoparticles for biomedical applications	36
Improving printability of hydrogel-based bio-inks for thermal inkjet bioprinting applicationsviasaponification and heat treatment processes	36
Material-assisted mass spectrometric analysis of low molecular weight compounds for biomedical applications	36
Stimuli-responsive cyclodextrin-based supramolecular assemblies as drug carriers	36
Smart scaffolds: shape memory polymers (SMPs) in tissue engineering	36
Strategies and applications of covalent organic frameworks as promising nanoplatforms in cancer therapy	36
Enhancement of osteoporotic bone regeneration by strontium-substituted 45S5 bioglassviatime-dependent modulation of autophagy and the Akt/mTOR signaling pathway	36
Bioinspired and eco-friendly high efficacy cinnamaldehyde antibacterial surfaces	36
A magnetic surface-enhanced Raman scattering platform for performing successive breast cancer exosome isolation and analysis	35
Leveraging BODIPY nanomaterials for enhanced tumor photothermal therapy	35
A conformally adapted all-in-one hydrogel coating: towards robust hemocompatibility and bactericidal activity	35
Riboflavin-based carbon dots with high singlet oxygen generation for photodynamic therapy	35
Thioether-based ROS responsive polymers for biomedical applications	35
Nanoscale metal–organic frameworks for tumor phototherapy	35
Insulin- and cholic acid-loaded zein/casein–dextran nanoparticles enhance the oral absorption and hypoglycemic effect of insulin	35
Carbon dot composites for bioapplications: a review	35
Supramolecular J-aggregates of aza-BODIPY by steric and π–π nteractions for NIR-II phototheranostics	35
A PLGA nanofiber microfluidic device for highly efficient isolation and release of different phenotypic circulating tumor cells based on dual aptamers	34
Nanoparticles for oral delivery: targeted therapy for inflammatory bowel disease	34
Molecularly imprinted polymers in diagnostics: accessing analytes in biofluids	34
Orange-red to NIR emissive carbon dots for antimicrobial, bioimaging and bacteria diagnosis	34
Highly porous and elastic aerogel based on ultralong hydroxyapatite nanowires for high-performance bone regeneration and neovascularization	34
IR780-based nanomaterials for cancer imaging and therapy	34
3D printed polycaprolactone/beta-tricalcium phosphate/magnesium peroxide oxygen releasing scaffold enhances osteogenesis and implanted BMSCs survival in repairing the large bone defect	34
An injectable photothermally active antibacterial composite hydroxypropyl chitin hydrogel for promoting the wound healing process through photobiomodulation	34
NIR-II light triggered nitric oxide release nanoplatform combined chemo-photothermal therapy for overcoming multidrug resistant cancer	34
Injectable, self-healing and pH responsive stem cell factor loaded collagen hydrogel as a dynamic bioadhesive dressing for diabetic wound repair	34
Versatile polymer-based strategies for antibacterial drug delivery systems and antibacterial coatings	33
Turn-on fluorescent probe for lipid droplet specific imaging of fatty liver and atherosclerosis	33
Oral nanotherapeutics with enhanced mucus penetration and ROS-responsive drug release capacities for delivery of curcumin to colitis tissues	33
Multiple local therapeutics based on nano-hydrogel composites in breast cancer treatment	33
1550 nm excitation-responsive upconversion nanoparticles to establish dual-photodynamic therapy against pancreatic tumors	33
Strontium–calcium phosphate hybrid cement with enhanced osteogenic and angiogenic properties for vascularised bone regeneration	33
Recent advances in co-delivery nanosystems for synergistic action in cancer treatment	33
Borophene as an emerging 2D flatland for biomedical applications: current challenges and future prospects	32
Recent advances in the design of inorganic and nano-clay particles for the treatment of brain disorders	32
Nanomaterial integrated 3D printing for biomedical applications	32
Porous biomaterials for tissue engineering: a review	32
MOF(Fe)-derived composites as a unique nanoplatform for chemo-photodynamic tumor therapy	32
Synthesis-temperature-regulated multi-enzyme-mimicking activities of ceria nanozymes	32
Er3+ self-sensitized nanoprobes with enhanced 1525 nm downshifting emission for NIR-IIb in vivo bio-imaging	32
Adhesive and tough hydrogels: from structural design to applications	32
Glucose oxidase and Fe3O4/TiO2/Ag3PO4 co-embedded biomimetic mineralization hydrogels as controllable ROS generators for accelerating diabetic wo	31
3D bioprinting of dual-crosslinked nanocellulose hydrogels for tissue engineering applications	31
Biodegradable magnesium phosphates in biomedical applications	31
HA/MgO nanocrystal-based hybrid hydrogel with high mechanical strength and osteoinductive potential for bone reconstruction in diabetic rats	31
Viscosity sensitive endoplasmic reticulum fluorescent probes based on oxazolopyridinium	31
Liquid metal biomaterials for biomedical imaging	31
Mussel-inspired ultra-stretchable, universally sticky, and highly conductive nanocomposite hydrogels	31
Electrospun regenerated Antheraea pernyi silk fibroin scaffolds with improved pore size, mechanical properties and cytocompatibility using mesh collectors	31
Tunable, conductive, self-healing, adhesive and injectable hydrogels for bioelectronics and tissue regeneration applications	30
Dual-recognition colorimetric sensing of thrombin based on surface-imprinted aptamer–Fe3O4	30
Development of a novel chromophore reaction-based fluorescent probe for biogenic amines detection	30

An anti-aggregation NIR-II heptamethine-cyanine dye with a stereo-specific cyanine for imaging-guided photothermal therapy	30
Hydrogels for 3D embedded bioprinting: a focused review on bioinks and support baths	30
Hyaluronic acid-based hydrogels to study cancer cell behaviors	30
Hollow iron oxide nanomaterials: synthesis, functionalization, and biomedical applications	30
Gradient adhesion modification of polyacrylamide/alginate–calcium tough hydrogels	30
Ultra-thin metal–organic framework nanosheets for chemo-photodynamic synergistic therapy	29
A chitosan-based multifunctional hydrogel containing in situ rapidly bioreduced silver nanoparticles for accelerating infected wound healing	29
A bone regeneration strategy via dual delivery of demineralized bone matrix powder and hypoxia-pretreated bone marrow stromal cells using an injectable self-healing hydrogel	29
Silver-incorporating peptide and protein supramolecular nanomaterials for biomedical applications	29
A near-infrared fluorescent probe based on a hemicyanine dye with an oxazolidine switch for mitochondrial pH detection	29
Magnetically actuated intelligent hydrogel-based child-parent microrobots for targeted drug delivery	29
An extremely tough and ionic conductive natural-polymer-based double network hydrogel	29
Dynamic protein and polypeptide hydrogels based on Schiff base co-assembly for biomedicine	29
A hierarchical scaffold with a highly pore-interconnective 3D printed PLGA/n-HA framework and an extracellular matrix like gelatin network filler for bone regeneration	29
Bacterial cellulose as a potential biopolymer in biomedical applications: a state-of-the-art review	29
Development of a light activatable lignin nanosphere based spray coating for bioimaging and antimicrobial photodynamic therapy	29
The role of iron in doxorubicin-induced cardiotoxicity: recent advances and implication for drug delivery	29
Quaternary tannic acid with improved leachability and biocompatibility for antibacterial medical thermoplastic polyurethane catheters	28
Hollow PtCo alloy nanospheres as a high-Z and oxygen generating nanozyme for radiotherapy enhancement in non-small cell lung cancer	28
Interconnected collagen porous scaffolds prepared with sacrificial PLGA sponge templates for cartilage tissue engineering	28
Mesoporous TiO2-based architectures as promising sensing materials towards next-generation biosensing applications	28
Recent advances in magnetic carbon nanotubes: synthesis, challenges and highlighted applications	28
Manganese oxide nanomaterials boost cancer immunotherapy	28
Design of hydrogel-based wearable EEG electrodes for medical applications	28
Nano-traditional Chinese medicine: a promising strategy and its recent advances	28
Immobilized enzymes in inorganic hybrid nanoflowers for biocatalytic and biosensing applications	28
Microenvironment-responsive multifunctional hydrogels with spatiotemporal sequential release of tailored recombinant human collagen type III for the rapid repair of infected chronic diabetic wounds	28
Recent progress in the design of analytical methods based on nanozymes	28
Demineralized and decellularized bone extracellular matrix-incorporated electrospun nanofibrous scaffold for bone regeneration	27
Substrate stiffness and sequence dependent bioactive peptide hydrogels influence the chondrogenic differentiation of human mesenchymal stem cells	27
Thermosensitive polymer hydrogel as a physical shield on colonic mucosa for colitis treatment	27
Colorimetric immunosensor constructed using 2D metal–organic framework nanosheets as enzyme mimics for the detection of protein biomarkers	27
Rediscovery of nanoparticle-based therapeutics: boosting immunogenic cell death for potential application in cancer immunotherapy	27
Influence of nanoparticle size on blood–brain barrier penetration and the accumulation of anti-seizure medicines in the brain	27
Innovative strategies for enhanced tumor photodynamic therapy	27
Copper-doped metal–organic frameworks for the controlled generation of nitric oxide from endogenous S-nitrosothiols	27
Anti-PD-L1 DNA aptamer antagonizes the interaction of PD-1/PD-L1 with antitumor effect	27
Phytic acid functionalized magnetic bimetallic metal–organic frameworks for phosphopeptide enrichment	27
Recent advances of zwitterionic-based topological polymers for biomedical applications	27
A 3D printed Ga containing scaffold with both anti-infection and bone homeostasis-regulating properties for the treatment of infected bone defects	27
Current status and future prospects of nanoscale metal–organic frameworks in bioimaging	27
Recent advances in 3D hydrogel culture systems for mesenchymal stem cell-based therapy and cell behavior regulation	27
Metal–ligand coordination nanomaterials for radiotherapy: emerging synergistic cancer therapy	26
An MSN-based synergistic nanoplatform for root canal biofilm eradication via Fenton-enhanced sonodynamic therapy	26
Engineering next-generation bioinks with nanoparticles: moving from reinforcement fillers to multifunctional nanoelements	26
Recent development in the design of artificial enzymes through molecular imprinting technology	26
Biodegradable phenylboronic acid-modified ε-polylysine for glucose-responsive insulin delivery via transdermal microneedles	26
Biomass carbon dots derived fromWedelia trilobatafor the direct detection of glutathione and their imaging application in living cells	26
Ba/Mg co-doped hydroxyapatite/PLGA composites enhance X-ray imaging and bone defect regeneration	26
Graphene-coated copper-doped ZnO quantum dots for sensitive photoelectrochemical bioanalysis of thrombin triggered by DNA nanoflowers	26
Synthesis of Au@MOF core–shell hybrids for enhanced photodynamic/photothermal therapy	26
A periodontal tissue regeneration strategy via biphasic release of zeolitic imidazolate framework-8 and FK506 using a uniaxial electrospun Janus nanofiber	26
Cyclodextrin capped gold nanoparticles (AuNP@CDs): from synthesis to applications	25
Engineering mesoporous silica nanoparticles towards oral delivery of vancomycin	25
Bone cements for therapy and regeneration for minimally invasive treatment of neoplastic bone defects	25
Urate oxidase loaded in PCN-222(Fe) with peroxidase-like activity for colorimetric detection of uric acid	25
Enhanced PCO prevention of drug eluting IOLs via endocytosis and autophagy effects of a PAMAM dendrimer	25
Facile preparation of a thermosensitive and antibiofouling physically crosslinked hydrogel/powder for wound healing	25
Gas and gas-generating nanoplatforms in cancer therapy	25
A tumor extracellular pH-sensitive PD-L1 binding peptide nanoparticle for chemo-immunotherapy of cancer	25
Multi-functionalized micro-helical capsule robots with superior loading and releasing capabilities	25
A conductive polyacrylamide hydrogel enabled by dispersion-enhanced MXene@chitosan assembly for highly stretchable and sensitive wearable skin	25
Manganese oxide nanomaterials for bacterial infection detection and therapy	25
Surface functionalized bioceramics coated on metallic implants for biomedical and anticorrosion performance – a review	25
Engineering topography: effects on nerve cell behaviors and applications in peripheral nerve repair	25
Deep eutectic solvents as cryoprotective agents for mammalian cells	25
Hemostatic biomaterials to halt non-compressible hemorrhage	25
The recent development of nanozymes for food quality and safety detection	25
Silk-based hybrid microfibrous mats as guided bone regeneration membranes	25
A facile strategy for synthesis of porous Cu2O nanospheres and application as nanozymes in colorimetric biosensing	25
Melanin pigments extracted from horsehair as antibacterial agents	25
Nitric oxide-propelled nanomotors for bacterial biofilm elimination and endotoxin removal to treat infected burn wounds	24
An ultrasensitive lipid droplet-targeted NIR emission fluorescent probe for polarity detection and its application in liver disease diagnosis	24
IFN-γ/SrBG composite scaffolds promote osteogenesis by sequential regulation of macrophages from M1 to M2	24
Bio-fabricated nanocomposite hydrogel with ROS scavenging and local oxygenation accelerates diabetic wound healing	24
Recent advances in the design of antimicrobial peptide conjugates	24
3D printing of a tough double-network hydrogel and its use as a scaffold to construct a tissue-like hydrogel composite	24
Antioxidant and multi-sensitive PNIPAAm/keratin double network gels for self-stripping wound dressing application	24
ICG@ZIF-8/PDA/Ag composites as chemo-photothermal antibacterial agents for efficient sterilization and enhanced wound disinfection	24
Hyaluronic acid targeted and pH-responsive multifunctional nanoparticles for chemo-photothermal synergistic therapy of atherosclerosis	24
An oligopeptide/aptamer-conjugated dendrimer-based nanocarrier for dual-targeting delivery to bone	24
Targeting macrophages using nanoparticles: a potential therapeutic strategy for atherosclerosis	24
Design of biodegradable bi-compartmental microneedles for the stabilization and the controlled release of the labile molecule collagenase for skin healthcare	24
Ferroptosis in cancer therapeutics: a materials chemistry perspective	24
Current strategies in tailoring methods for engineered exosomes and future avenues in biomedical applications	24
Dual-responsive polymersomes as anticancer drug carriers for the co-delivery of doxorubicin and paclitaxel	24
Fine-tuned dehydration by trehalose enables the cryopreservation of RBCs with unusually low concentrations of glycerol	24
Construction of a stereocomplex between poly(d-lactide) grafted hydroxyapatite and poly(l-lactide): toward a bioactive composite scaffold with enhanced interfacial bonding	24
Reconstituted high density lipoprotein (rHDL), a versatile drug delivery nanoplatform for tumor targeted therapy	24
Biomaterial-based physical regulation of macrophage behaviour	24
An injectable thermosensitive hydrogel with a self-assembled peptide coupled with an antimicrobial peptide for enhanced wound healing	24
Tuning the physicochemical properties of reticular covalent organic frameworks (COFs) for biomedical applications	24
Bioactive 3D porous cobalt-doped alginate/waterborne polyurethane scaffolds with a coral reef-like rough surface for nerve tissue engineering application	24
Biocompatible dextran-coated gadolinium-doped cerium oxide nanoparticles as MRI contrast agents with high T1 relaxivity and selective cytotoxicity to cancer cells	24
A bi-layered scaffold of a poly(lactic-co-glycolic acid) nanofiber mat and an alginate–gelatin hydrogel for wound healing	24