Journal of Biomaterials Applications最新文献

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Therapeutic effect of oxidized bletilla striata polysaccharide-natamycin eye drops on fungal keratitis. 氧化紫苏多糖-纳他霉素滴眼液对真菌性角膜炎的治疗效果。
IF 2.3 4区 医学
Journal of Biomaterials Applications Pub Date : 2025-01-01 Epub Date: 2024-08-29 DOI: 10.1177/08853282241280844
Xue Tian, Xiaoyue Ji, Ranran Zhang, Xiaojing Long, Jing Lin, Yingxue Zhang, Lu Zhan, Junjie Luan, Guiqiu Zhao, Xudong Peng
{"title":"Therapeutic effect of oxidized bletilla striata polysaccharide-natamycin eye drops on fungal keratitis.","authors":"Xue Tian, Xiaoyue Ji, Ranran Zhang, Xiaojing Long, Jing Lin, Yingxue Zhang, Lu Zhan, Junjie Luan, Guiqiu Zhao, Xudong Peng","doi":"10.1177/08853282241280844","DOIUrl":"10.1177/08853282241280844","url":null,"abstract":"<p><strong>Objective: </strong>Fungal keratitis (FK) usually develops to a poor clinical prognosis due to the fungal invasion and excessive inflammatory reaction. In order to enhance the therapeutic effect of natamycin (NAT), we used the anti-inflammatory biological polysaccharide bletilla striata polysaccharide (BSP) combined with NAT to prepare a new eye drop -- oxidized bletilla striata polysaccharide-natamycin (OBN).</p><p><strong>Methods: </strong>UV-vis, FT-IR, and fluorescence spectroscopy were used to identify the synthesis of OBN. Biocompatibility of OBN was determined by CCK-8, scratch assay, and corneal toxicity test. RAW264.7 cells and C57BL/6 mice were stimulated with <i>A. fumigatus</i> and treated with PBS, OBN, or NAT. The anti-inflammatory activity of OBN was detected by RT-PCR and ELISA. In mice with FK, the clinical scores were used to evaluate the effect of OBN; HE staining was performed to assess the corneal pathological changes; MPO assay and immunofluorescence staining were used to investigate neutrophil infiltration.</p><p><strong>Results: </strong>OBN was synthesized by combining oxidized bletilla striata polysaccharide (OBSP) with NAT through Schiff base reaction. OBN did not affect cell viability at a concentration of 160 μg/mL in HCECs, RAW264.7 cells, and mouse corneas. OBN versus NAT significantly improved the prognosis of <i>A. fumigatus</i> keratitis by reducing disease severity, neutrophil infiltration, and expression of inflammatory factors <i>in vivo</i>. Additionally, OBN treatment down-regulated the mRNA and protein expression levels of inflammatory factors IL-1β, TNF-α, and IL-6 in RAW264.7 and mouse models.</p><p><strong>Conclusion: </strong>OBN is a compound prepared by covalently linking OBSP to the imino group of NAT through Schiff base reaction. OBN treatment down-regulated inflammation and improved the prognosis of mice with <i>A. fumigatus</i> keratitis.</p>","PeriodicalId":15138,"journal":{"name":"Journal of Biomaterials Applications","volume":" ","pages":"487-497"},"PeriodicalIF":2.3,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142107770","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Enhanced osseointegration and antimicrobial properties of 3D-Printed porous titanium alloys with copper-strontium doped calcium silicate coatings. 掺杂铜锶硅酸钙涂层的三维打印多孔钛合金的骨结合和抗菌性能得到增强
IF 2.3 4区 医学
Journal of Biomaterials Applications Pub Date : 2025-01-01 Epub Date: 2024-09-26 DOI: 10.1177/08853282241287916
Xin Qi Cheng, Wei Xu, Long Hui Shao, Hua Qiao Shen, Hong Wei Liu
{"title":"Enhanced osseointegration and antimicrobial properties of 3D-Printed porous titanium alloys with copper-strontium doped calcium silicate coatings.","authors":"Xin Qi Cheng, Wei Xu, Long Hui Shao, Hua Qiao Shen, Hong Wei Liu","doi":"10.1177/08853282241287916","DOIUrl":"10.1177/08853282241287916","url":null,"abstract":"<p><p>The 3D printing of porous titanium scaffolds reduces the elastic modulus of titanium alloys and promotes osteogenic integration. However, due to the biological inertness of titanium alloy materials, the implant-bone tissue interface is weakly bonded. A calcium silicate (CS) coating doped with polymetallic ions can impart various biological properties to titanium alloy materials. In this study, CuO and SrO binary-doped CS coatings were prepared on the surface of 3D-printed porous titanium alloy scaffolds using atmospheric plasma spraying and characterized by SEM, EDS, and XRD. Both CuO and SrO were successfully incorporated into the CS coating. The in vivo osseointegration evaluation of the composite coating-modified 3D-printed porous titanium alloy scaffolds was conducted using a rabbit bone defect model, showing that the in vivo osseointegration of 2% CuO-10% SrO-CS-modified 3D-printed porous titanium alloy was improved. The in vitro antimicrobial properties of the 2% CuO-10% SrO-CS-modified 3D-printed porous titanium alloy were evaluated through bacterial platform coating, co-culture liquid absorbance detection, and crystal violet staining experiments, demonstrating that the composite coating exhibited good antimicrobial properties. In conclusion, the composite scaffold possesses both osteointegration-promoting and antimicrobial properties, indicating a broad potential for clinical applications.</p>","PeriodicalId":15138,"journal":{"name":"Journal of Biomaterials Applications","volume":" ","pages":"607-619"},"PeriodicalIF":2.3,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142347253","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Boric acid and zinc borate doped graphene hydrogels designed for burn treatment: In vitro viability-biocompatibility tests and microbiological analysis. 用于烧伤治疗的掺杂硼酸和硼酸锌的石墨烯水凝胶:体外活力-生物相容性测试和微生物分析。
IF 2.3 4区 医学
Journal of Biomaterials Applications Pub Date : 2025-01-01 Epub Date: 2024-09-20 DOI: 10.1177/08853282241268673
Yasin Bayir, Beyzagül Erkayman, Abdulmecit Albayrak, Şaziye Sezin Palabiyik-Yücelik, Sümeyra Can, Hayrunisa Hanci, Fatih Tunç, Hamza Halici, Maide Sena Civelek, Melike Sevim, Emir Enis Yurdgülü, Önder Metin
{"title":"Boric acid and zinc borate doped graphene hydrogels designed for burn treatment: In vitro viability-biocompatibility tests and microbiological analysis.","authors":"Yasin Bayir, Beyzagül Erkayman, Abdulmecit Albayrak, Şaziye Sezin Palabiyik-Yücelik, Sümeyra Can, Hayrunisa Hanci, Fatih Tunç, Hamza Halici, Maide Sena Civelek, Melike Sevim, Emir Enis Yurdgülü, Önder Metin","doi":"10.1177/08853282241268673","DOIUrl":"10.1177/08853282241268673","url":null,"abstract":"<p><p>Boron, an essential element for human, can be a key factor in wound healing. For this reason, in this study, role of boron products (boric acid and zinc borate) and boron product doped new synthesized graphene hydrogels was investigated for burn healing via in vitro viability-biocompatibility tests and microbiological analysis. It has been determined that boric acid and zinc borate are effective against microbial agents that are frequently seen in burns. In L929 mouse fibroblast cell line, BA, ZB and graphene hydrogels did not show any toxic effects, either alone or doped Graphene Hydrogel forms, except at very high doses. These substances showed antioxidant properties by protecting cells against H<sub>2</sub>O<sub>2</sub> damage. The migration test performed on boron products also confirms the protective effect of boron products. In this study, the synthesis of graphene hydrogels was made for the first time, and their characterization was completed with appropriate instrumental analyses. The results of the biocompatibility tests of graphene hydrogels show that they are at least 96% biocompatible.</p>","PeriodicalId":15138,"journal":{"name":"Journal of Biomaterials Applications","volume":" ","pages":"592-606"},"PeriodicalIF":2.3,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11707965/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142287979","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Design of bioresorbable calcium phosphate cement with high porosity via the addition of bioresorbable polymers. 通过添加生物可吸收聚合物,设计具有高孔隙率的生物可吸收磷酸钙水泥。
IF 2.3 4区 医学
Journal of Biomaterials Applications Pub Date : 2025-01-01 Epub Date: 2024-08-29 DOI: 10.1177/08853282241277477
Masanobu Kamitakahara, Kakeru Kato, Masaki Umetsu, Kumiko Yoshihara, Yasuhiro Yoshida
{"title":"Design of bioresorbable calcium phosphate cement with high porosity via the addition of bioresorbable polymers.","authors":"Masanobu Kamitakahara, Kakeru Kato, Masaki Umetsu, Kumiko Yoshihara, Yasuhiro Yoshida","doi":"10.1177/08853282241277477","DOIUrl":"10.1177/08853282241277477","url":null,"abstract":"<p><p>Novel calcium phosphate cements (CPCs) that can be resorbed into the human body need to be developed. One approach for improving bioresorbability is reducing the content of calcium phosphate in CPCs; however, this may induces difficulties in setting the cement and increases the risk of decay. Adding bioresorbable polymers to a liquid solution can shorten the setting time and inhibit decay during setting. A novel bioresorbable polymer, phosphorylated pullulan (PPL), was recently reported. The effect of adding PPL to α-tricalcium phosphate (α-TCP)-based CPCs was examined and compared to that of adding bioresorbable polymers such as collagen, chitosan, and alginate. Collagen did not significantly inhibit the conversion of α-TCP to hydroxyapatite (HA), and its combination with calcium phosphate decreased the setting time and suppressed decay; chitosan decreased the setting time when combined with calcium phosphate; and alginate inhibited the conversion of α-TCP to HA and contributed to suppressing the decay. In contrast, PPL slightly inhibited the conversion of α-TCP to HA; however, its combination with calcium phosphate decreased the setting time. Thus, selecting bioresorbable polymers can help effectively control the properties of CPCs.</p>","PeriodicalId":15138,"journal":{"name":"Journal of Biomaterials Applications","volume":" ","pages":"557-565"},"PeriodicalIF":2.3,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142107767","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Poly (β-amino esters)/Mobil Composition of Matter 41-mediated delivery of siIL-1β alleviates deep vein thrombosis in rat hind limbs. 聚(β-氨基酯)/美孚物质组分 41 介导的 siIL-1β 递送可缓解大鼠后肢深静脉血栓形成。
IF 2.3 4区 医学
Journal of Biomaterials Applications Pub Date : 2025-01-01 Epub Date: 2024-08-30 DOI: 10.1177/08853282241280376
Bingru Zheng, Jinjie Chen, Yizhou Xu, Wanrui Wu, Yu Zhu, Wei Cai, Weili Lin, Changsheng Shi
{"title":"Poly (β-amino esters)/Mobil Composition of Matter 41-mediated delivery of siIL-1β alleviates deep vein thrombosis in rat hind limbs.","authors":"Bingru Zheng, Jinjie Chen, Yizhou Xu, Wanrui Wu, Yu Zhu, Wei Cai, Weili Lin, Changsheng Shi","doi":"10.1177/08853282241280376","DOIUrl":"10.1177/08853282241280376","url":null,"abstract":"<p><p><b>Introduction:</b> Deep vein thrombosis (DVT) is a major cause of cardiovascular disease-related deaths worldwide and is considered a thrombotic inflammatory disorder. IL-1β, as a key promoter of venous thrombus inflammation, is a potential target for DVT treatment. Constructing a nanocarrier system for intracellular delivery of siIL-1β to silence IL-1β may be an effective strategy for alleviating DVT. <b>Methods:</b> ELISA was used to detect the expression levels of IL-1β and t-PA in the serum of DVT patients and healthy individuals. In vitro, HUVEC cells were treated with IL-1β, and changes in VWF and t-PA expression levels were assessed. PBAE/MCM-41@siIL-1β (PM@siIL-1β) nano-complexes were synthesized, the characterization and biocompatibility of PM@siIL-1β were evaluated. A rat hind limb DVT model was established, and PM@siIL-1β was used to treat DVT rats. Morphology of the inferior vena cava, endothelial cell count, IL-1β, vWF, and t-PA levels, as well as changes in the p38 MAPK and NF-κB pathways, were examined in the different groups. <b>Results:</b> IL-1β and t-PA were highly expressed in DVT patients, and IL-1β treatment induced a decrease in VWF levels and an increase in t-PA levels in HUVEC cells. The synthesized PM@siIL-1β exhibited spherical shape, good stability, high encapsulation efficiency, and high drug loading capacity, with excellent biocompatibility. In the DVT model rats, the inferior vena cava was filled with blood clots, endothelial cells increased, IL-1β and VWF levels significantly increased, while t-PA levels were significantly downregulated. Treatment with PM@siIL-1β resulted in reduced thrombus formation, decreased endothelial cell count, and reversal of IL-1β, VWF, and t-PA levels. Furthermore, PM@siIL-1β treatment significantly inhibited p38 phosphorylation and upregulation of NF-κB expression in the DVT model group. <b>Conclusion:</b> IL-1β can be considered a therapeutic target for suppressing DVT inflammation. The synthesized PM@siIL-1β achieved efficient delivery and gene silencing of siIL-1β, demonstrating good therapeutic effects on rat hind limb DVT, including anti-thrombotic and anti-inflammatory effects, potentially mediated through the p38 MAPK and NF-κB pathways.</p>","PeriodicalId":15138,"journal":{"name":"Journal of Biomaterials Applications","volume":" ","pages":"648-660"},"PeriodicalIF":2.3,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142107769","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Antibacterial activity of a silver-incorporated vancomycin-modified mesoporous silica against methicillin-resistant Staphylococcus aureus. 掺银万古霉素修饰介孔二氧化硅对耐甲氧西林金黄色葡萄球菌的抗菌活性。
IF 2.3 4区 医学
Journal of Biomaterials Applications Pub Date : 2024-11-01 Epub Date: 2024-08-28 DOI: 10.1177/08853282241274517
Mehdi Chamani, Shadi Asgari, Ali Najmeddin, Ali Pourjavadi, Mohsen Amin, Mahdi Gholami, Farid Abedin Dorkoosh
{"title":"Antibacterial activity of a silver-incorporated vancomycin-modified mesoporous silica against methicillin-resistant <i>Staphylococcus aureus</i>.","authors":"Mehdi Chamani, Shadi Asgari, Ali Najmeddin, Ali Pourjavadi, Mohsen Amin, Mahdi Gholami, Farid Abedin Dorkoosh","doi":"10.1177/08853282241274517","DOIUrl":"10.1177/08853282241274517","url":null,"abstract":"<p><p>Since conventional antibiotics are almost ineffective on methicillin-resistant <i>Staphylococcus aureus</i> (MRSA) strains, designing their antibacterial alternatives is necessary. Besides, the use of vancomycin is applied for specific detection of the bacteria. Silver-incorporated vancomycin-modified mesoporous silica nanoparticles (MSNs@Van@Ag NPs) were designed for detection and treatment of MRSA bacteria. Mesoporous silica nanoparticles (MSNs) were synthesized through the template method, modified with vancomycin, and finally incorporated with silver nanoparticles (Ag NPs). The MSNs@Van@Ag NPs with a homogenously spherical shape, average size of 50-100 nm, surface area of 955.8 m<sup>2</sup>/g, and thermal stability up to 200°C were successfully characterized. The amount of Ag incorporated into the MSNs@Van@Ag was calculated at 3.9 ppm and the release amount of Ag was received at 2.92 ppm (75%) after 100 h. The in vitro antibacterial susceptibility test showed the MIC of 100 μg mL<sup>-1</sup> for MSNs@Van and 50 μg mL<sup>-1</sup> for MSNs@Van@Ag, showing in vitro enhanced effect of Ag and vancomycin in the bactericidal process. An in vivo acute pneumonia model was performed and biochemical assays and pathological studies confirmed the nanomedicine's short-term safety for in vivo application. Cytokine assay using ELISA showed that MSN@Van@Ag causes a reduction of pro-inflammatory cytokines and bacterial proliferation leading to alleviation of inflammatory response.</p>","PeriodicalId":15138,"journal":{"name":"Journal of Biomaterials Applications","volume":" ","pages":"439-454"},"PeriodicalIF":2.3,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142080394","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Preparation and properties of biomimetic bone repair hydrogel with sandwich structure. 三明治结构仿生骨修复水凝胶的制备与性能
IF 2.3 4区 医学
Journal of Biomaterials Applications Pub Date : 2024-11-01 Epub Date: 2024-08-16 DOI: 10.1177/08853282241268676
Xiaoli Kong, Lin Tian, Weidong Li, Tingliang Han
{"title":"Preparation and properties of biomimetic bone repair hydrogel with sandwich structure.","authors":"Xiaoli Kong, Lin Tian, Weidong Li, Tingliang Han","doi":"10.1177/08853282241268676","DOIUrl":"10.1177/08853282241268676","url":null,"abstract":"<p><p>One of the critical factors that determines the biological properties of scaffolds is their structure. Due to the mechanical and structural discrepancies between the target bone and implants, the poor internal architecture design and difficulty in degradation of conventional bone implants may cause several adverse outcomes. To date, many scaffolds, such as 3-D printed sandwich structures, have been successfully developed for the repair of bone defects; however, the steps of these methods are complex and costly. Hydrogels have emerged as a unique scaffold material for repairing bone defects because of their good biocompatibility and excellent physicochemical properties. However, studies exploring bioinspired hydrogel scaffolds with hierarchical structures are scarce. More efforts are needed to incorporate bioinspired structures into hydrogel scaffolds to achieve optimal osteogenic properties. In this study, we developed a low-cost and easily available hydrogel matrix that mimicked the natural structure of the bone's porous sandwich to promote new bone growth and tissue integration. A comprehensive evaluation was conducted on the microstructure, swelling rate, and mechanical properties of this hydrogel. Furthermore, a 3D finite element analysis was employed to model the structure-property relationship. The results indicate that the sandwich-structured hydrogel is a promising scaffold material for bone injury repair, exhibiting enhanced compressive stress, elastic modulus, energy storage modulus, and superior force transmission.</p>","PeriodicalId":15138,"journal":{"name":"Journal of Biomaterials Applications","volume":" ","pages":"455-465"},"PeriodicalIF":2.3,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141992330","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Fabrication of l-proline enriched alginate dialdehyde-gelatin hydrogel thin films for efficient wound healing applications. 制作富含 l-脯氨酸的海藻酸二醛-明胶水凝胶薄膜,用于高效伤口愈合。
IF 2.3 4区 医学
Journal of Biomaterials Applications Pub Date : 2024-11-01 Epub Date: 2024-08-24 DOI: 10.1177/08853282241276716
Fathima Rumaisa, Akash Chandran, Mini Saraswathy
{"title":"Fabrication of l-proline enriched alginate dialdehyde-gelatin hydrogel thin films for efficient wound healing applications.","authors":"Fathima Rumaisa, Akash Chandran, Mini Saraswathy","doi":"10.1177/08853282241276716","DOIUrl":"10.1177/08853282241276716","url":null,"abstract":"<p><p>Hydrogel-based wound management systems represent a promising avenue in tissue engineering for restoring and preserving the normal functionality of damaged tissues. Incorporating active components into hydrogel matrices enhances their suitability for biomedical applications. In this study, we investigated the integration of l-proline, a nonessential imino acid with largely unexplored roles in living systems, into alginate dialdehyde-gelatin hydrogel for wound healing purposes. Physicochemical properties of the resulting hydrogel film, termed ADAGLP, were meticulously evaluated, including wound healing efficacy in vitro and anti-biofilm activity against Gram-positive and Gram-negative microorganisms. Fourier-transform infrared spectroscopy (FTIR) analysis provided insights into the interaction between l-proline and ADAG. Films incorporating 0.5% l-proline were selected for comprehensive investigation. Comparative analysis revealed prolonged gelation time and increased water holding capacity of ADAGLP compared to ADAG films. Moreover, ADAGLP exhibited a significantly higher degradation rate (69.5 ± 3.2%) compared to ADAG (35.2 ± 1.6%). Remarkably, ADAGLP demonstrated cyto-compatibility, non-toxicity, and facilitated migration to the scratch area in vitro conditions. Notably, it exhibited potent anti-biofilm properties. Our findings suggest that ADAGLP hydrogel holds promise as a biomaterial for wound care, offering prolonged drug delivery and maintaining optimal moisture levels in wound areas. The incorporation of l-proline in the wound microenvironment may contribute to enhanced tissue remodeling, by inhibiting biofilm formation, further highlighting the potential of this hydrogel system in wound healing applications.</p>","PeriodicalId":15138,"journal":{"name":"Journal of Biomaterials Applications","volume":" ","pages":"473-483"},"PeriodicalIF":2.3,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142046737","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effect of bovine hydroxyapatite composite with secretome under normoxia and hypoxia conditions on inflammatory parameters in massive bone defect of rabbit radius bone. 常氧和缺氧条件下牛羟基磷灰石与分泌物复合体对兔桡骨块状骨缺损炎症参数的影响
IF 2.3 4区 医学
Journal of Biomaterials Applications Pub Date : 2024-11-01 Epub Date: 2024-08-13 DOI: 10.1177/08853282241272998
Mouli Edward, Rifki Effendi Suyono, Taufin Warindra
{"title":"Effect of bovine hydroxyapatite composite with secretome under normoxia and hypoxia conditions on inflammatory parameters in massive bone defect of rabbit radius bone.","authors":"Mouli Edward, Rifki Effendi Suyono, Taufin Warindra","doi":"10.1177/08853282241272998","DOIUrl":"10.1177/08853282241272998","url":null,"abstract":"<p><p>Hydroxyapatite as a scaffold is capable of producing good bone regeneration formation. Incorporating secretome into scaffolds optimizes the bone healing process. The increase in proinflammatory, anti-inflammatory, and growth factors is one of the key factors in bone healing. In this study, we measured the levels of IL-6, IL-10, and FGF-2 to determine the effectiveness of bovine hydroxyapatite with secretome from normoxia and hypoxia on bone healing. This animal study employed a pure experimental research design, utilizing a post-test-only control group design. Bone marrow mesenchymal stem cells from rabbit thigh bones were used to derive secretomes under hypoxic and normoxic conditions. Bovine bone-derived hydroxyapatite (BHA) was treated with secretomes under both conditions. Rabbits' radius bones were implanted with BHA alone, BHA with normoxic secretome, and BHA with hypoxic secretome, then observed for 30 and 60 days. Levels of IL-6, IL-10, and FGF-2 were examined on days 30 and 60. On the 30th day, there was a significant increase in the levels of FGF-2, IL-6, and IL-10, with a dominance of strongly positive levels in BHA alone. However, on the 60th day, the levels of FGF-2, IL-6, and IL-10 started to decrease in all groups, with a dominance of moderately positive levels. Statistical tests showed significant results in all groups on days 30 and 60 (<i>p</i> < .05). Among the three groups, the best levels of growth factors and pro-inflammatory factors, and the lowest levels of anti-inflammatory factors were found in the BHA alone group on evaluation day 30.</p>","PeriodicalId":15138,"journal":{"name":"Journal of Biomaterials Applications","volume":" ","pages":"466-472"},"PeriodicalIF":2.3,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141975666","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Recent advances in the 3D skin bioprinting for regenerative medicine: Cells, biomaterials, and methods. 用于再生医学的三维皮肤生物打印技术的最新进展:细胞、生物材料和方法。
IF 2.3 4区 医学
Journal of Biomaterials Applications Pub Date : 2024-11-01 Epub Date: 2024-08-28 DOI: 10.1177/08853282241276799
Loyna Nobile Carvalho, Lucas Correia Peres, Vivian Alonso-Goulart, Beatriz Jardim Dos Santos, Mário Fernando Alves Braga, Felipe Dos Anjos Rodrigues Campos, Gabriela de Aquino Pinto Palis, Ludmilla Sousa Quirino, Laura Duarte Guimarães, Sofia Alencar Lafetá, Márcia Mayumi Omi Simbara, Letícia de Souza Castro-Filice
{"title":"Recent advances in the 3D skin bioprinting for regenerative medicine: Cells, biomaterials, and methods.","authors":"Loyna Nobile Carvalho, Lucas Correia Peres, Vivian Alonso-Goulart, Beatriz Jardim Dos Santos, Mário Fernando Alves Braga, Felipe Dos Anjos Rodrigues Campos, Gabriela de Aquino Pinto Palis, Ludmilla Sousa Quirino, Laura Duarte Guimarães, Sofia Alencar Lafetá, Márcia Mayumi Omi Simbara, Letícia de Souza Castro-Filice","doi":"10.1177/08853282241276799","DOIUrl":"10.1177/08853282241276799","url":null,"abstract":"<p><p>The skin is a tissue constantly exposed to the risk of damage, such as cuts, burns, and genetic disorders. The standard treatment is autograft, but it can cause pain to the patient being extremely complex in patients suffering from burns on large body surfaces. Considering that there is a need to develop technologies for the repair of skin tissue like 3D bioprinting. Skin is a tissue that is approximately 1/16 of the total body weight and has three main layers: epidermis, dermis, and hypodermis. Therefore, there are several studies using cells, biomaterials, and bioprinting for skin regeneration. Here, we provide an overview of the structure and function of the epidermis, dermis, and hypodermis, and showed in the recent research in skin regeneration, the main cells used, biomaterials studied that provide initial support for these cells, allowing the growth and formation of the neotissue and general characteristics, advantages and disadvantages of each methodology and the landmarks in recent research in the 3D skin bioprinting.</p>","PeriodicalId":15138,"journal":{"name":"Journal of Biomaterials Applications","volume":" ","pages":"421-438"},"PeriodicalIF":2.3,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142086047","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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