Free-floating epithelial micro-tissue arrays: a low cost and versatile technique.

abstract：:An engineered three-dimensional scaffold with hierarchical porosity and multiple niche microenvironments is produced using a combined multi-nozzle deposition-freeze casting technique. In this paper we present a process to fabricate a scaffold with improved interconnectivity and hierarchical porosity. The scaffold is p...

journal_title：Biofabrication

authors： Snyder JE,Hunger PM,Wang C,Hamid Q,Wegst UG,Sun W

更新日期：2014-03-01 00:00:00

abstract：:A major challenge in muscle tissue engineering is mimicking the ordered nanostructure of native collagen fibrils in muscles. Electrospun nanofiber constructs have been proposed as promising candidate alternatives to natural extracellular matrix. Here, we introduce a novel method to fabricate a two-dimension (2D) sheet...

journal_title：Biofabrication

authors： Park SH,Koh UH,Kim M,Yang DY,Suh KY,Shin JH

更新日期：2014-06-01 00:00:00

abstract：:A major limitation of existing 3D implantable structures for bone tissue engineering is that most of the cells rapidly attach on the outer edges of the structure, restricting the cells penetration into the inner parts and causing the formation of a necrotic core. Furthermore, these structures generally possess a rando...

journal_title：Biofabrication

authors： Paun IA,Popescu RC,Mustaciosu CC,Zamfirescu M,Calin BS,Mihailescu M,Dinescu M,Popescu A,Chioibasu D,Soproniy M,Luculescu CR

更新日期：2018-02-05 00:00:00

abstract：:Cardiovascular diseases (CVDs) are considered the principal cause of worldwide death, being atherosclerosis the main etiology. Up to now, the predominant treatment for CVDs has been bypass surgery from autologous source. However, due to previous harvest or the type of disease, this is not always an option. For this re...

journal_title：Biofabrication

authors： Bosch Rué E,Delgado LM,Gil FJ,Perez RA

更新日期：2020-09-30 00:00:00

abstract：:Bioprinting of living cells is rapidly developing as an advanced biofabrication approach to engineer tissues. Bioinks can be extruded in three-dimensions (3D) to fabricate complex and hierarchical constructs for implantation. However, a lack of functionality can often be attributed to poor bioink properties. Indeed, a...

journal_title：Biofabrication

authors： Cidonio G,Alcala-Orozco CR,Lim KS,Glinka M,Mutreja I,Kim YH,Dawson JI,Woodfield TBF,Oreffo ROC

更新日期：2019-06-12 00:00:00

abstract：:Degeneration of the intervertebral disc (IVD) represents a significant musculoskeletal disease burden. Tissue engineering has proposed several strategies comprising the use of biodegradable materials to prepare scaffolds that can present mechanical properties similar to those of native IVD tissues. However, this might...

journal_title：Biofabrication

authors： van Uden S,Silva-Correia J,Correlo VM,Oliveira JM,Reis RL

更新日期：2015-01-21 00:00:00

abstract：:Recent research has been focusing on the generation of living personalized osteochondral constructs for joint repair. Native articular cartilage has a zonal structure, which is not reflected in current constructs and which may be a cause of the frequent failure of these repair attempts. Therefore, we investigated the ...

journal_title：Biofabrication

authors： Mancini IAD,Schmidt S,Brommer H,Pouran B,Schäfer S,Tessmar J,Mensinga A,van Rijen MHP,Groll J,Blunk T,Levato R,Malda J,van Weeren PR

更新日期：2020-07-01 00:00:00

abstract：:Nerve tissues contain hierarchically ordered nerve fibers, while each of the nerve fibers has nano-oriented fibrous extracellular matrix and a core-shell structure of tubular myelin sheath with elongated axons encapsulated. Here, we report, for the first time, a ready approach to fabricate biomimetic nerve fibers whic...

journal_title：Biofabrication

authors： Chen S,Wu C,Liu A,Wei D,Xiao Y,Guo Z,Chen L,Zhu Y,Sun J,Luo H,Fan H

更新日期：2020-05-12 00:00:00

abstract：:This paper presents a novel continuous tool-path planning methodology for hollowed scaffold fabrication in tissue engineering. A new functionally gradient porous architecture is proposed with a continuous material deposition planning scheme. A controllable variational pore size and hence the porosity have been achieve...

journal_title：Biofabrication

authors： Khoda AK,Ozbolat IT,Koc B

更新日期：2011-09-01 00:00:00

abstract：:We previously developed the Bio-Pick, Place, and Perfuse (Bio-P3) instrument to fabricate large perfusable tissue constructs by stacking and aligning scaffold-free living microtissues with integrated lumens. The Bio-P3 required an actuating mechanism to manipulate living microtissues of various sizes and shapes that a...

journal_title：Biofabrication

authors： Ip BC,Cui F,Tripathi A,Morgan JR

更新日期：2016-05-25 00:00:00

abstract：:In the body, cells are surrounded by an interconnected mesh of insoluble, bioactive protein fibres to which they adhere in a well-controlled manner, embedded in a hydrogel-like highly hydrated matrix. True morphological and biochemical mimicry of this so-called extracellular matrix (ECM) remains a challenge but appear...

journal_title：Biofabrication

authors： Schulte VA,Hahn K,Dhanasingh A,Heffels KH,Groll J

更新日期：2014-06-01 00:00:00

abstract：:The precise positioning and arrangement of cell spheroids and organoids are critical to reconstructing complex tissue architecture for tissue engineering and regenerative medicine. Here, we present a digital acoustofluidic method to manipulate cell spheroids and organoids with unprecedented dexterity. By introducing l...

journal_title：Biofabrication

authors： Cai H,Wu Z,Ao Z,Nunez A,Chen B,Jiang L,Bondesson M,Guo F

更新日期：2020-07-01 00:00:00

abstract：:A bio-inspired hydrogel for 3D bioprinting of soft free-standing neural tissues is presented. The novel filler-free bioinks were designed by combining natural polymers for extracellular matrix biomimicry with synthetic polymers to endow desirable rheological properties for 3D bioprinting. Crosslinking of thiolated Plu...

journal_title：Biofabrication

authors： Haring AP,Thompson EG,Tong Y,Laheri S,Cesewski E,Sontheimer H,Johnson BN

更新日期：2019-02-25 00:00:00

abstract：:The physical and mechanical properties of cells modulate their behavior such proliferation rate, migration and extracellular matrix remodeling. In order to study cell behavior in a tissue-like environment in vitro, it is of utmost importance to develop biologically and physically relevant 3D cell models. Here, we char...

journal_title：Biofabrication

authors： Pillet F,Gibot L,Madi M,Rols MP,Dague E

更新日期：2017-05-11 00:00:00

abstract：:In this study, we report the step-gradient nanocomposite (NC) hydrogel generated easily by spatial connection of different nanocomposite hydrogel pastes varying in the concentrations of nanomaterials with the aid of a 3D printing technique. The prepared 3D printed gradient NC hydrogel has self-adhesive properties and ...

journal_title：Biofabrication

authors： Motealleh A,Çelebi-Saltik B,Ermis N,Nowak S,Khademhosseini A,Kehr NS

更新日期：2019-08-22 00:00:00

abstract：:A recently emerged approach for tissue engineering is to biofabricate tissues using cellular spheroids as building blocks. Human pluripotent stem cells (hPSCs), including human embryonic stem cells (hESCs) and induced pluripotent stem cells (iPSCs), can be cultured to generate large numbers of cells and can presumably...

journal_title：Biofabrication

authors： Lin H,Li Q,Lei Y

更新日期：2017-04-24 00:00:00

abstract：:To overcome the drawbacks of in vitro liver testing during drug development, numerous liver-on-a-chip models have been developed. However, current liver-on-a-chip technologies are labor-intensive, lack extracellular matrix (ECM) essential for liver cells, and lack a biliary system essential for excreting bile acids, w...

journal_title：Biofabrication

authors： Lee H,Chae S,Kim JY,Han W,Kim J,Choi Y,Cho DW

更新日期：2019-01-16 00:00:00

abstract：:Four-dimensional (4D) bioprinting, encompassing a wide range of disciplines including bioengineering, materials science, chemistry, and computer sciences, is emerging as the next-generation biofabrication technology. By utilizing stimuli-responsive materials and advanced three-dimensional (3D) bioprinting strategies, ...

journal_title：Biofabrication

authors： Li YC,Zhang YS,Akpek A,Shin SR,Khademhosseini A

更新日期：2016-12-02 00:00:00

abstract：:A Caco-2 cell culture on Transwell, an alternative testing to animal or human testing used in evaluating drug intestinal permeability, incorrectly estimated the absorption of actively transported drugs due to the low expression of membrane transporters. Similarly, three-dimensional (3D) cultures of Caco-2 cells, which...

journal_title：Biofabrication

authors： Shen C,Meng Q,Zhang G

更新日期：2014-12-17 00:00:00

abstract：:Calcium alginate hydrogels are widely used as biocompatible materials in a substantial number of biomedical applications. This paper reports on a hybrid 3D printing and electrodeposition approach for forming 3D calcium alginate hydrogels in a controllable manner. Firstly, a specific 3D hydrogel printing system is deve...

journal_title：Biofabrication

authors： Shang W,Liu Y,Wan W,Hu C,Liu Z,Wong CT,Fukuda T,Shen Y

更新日期：2017-06-07 00:00:00

abstract：:Engineering surfaces with functional polymers is a crucial issue in the field of micro/nanofabrication and cell-material interface studies. For many applications of surface patterning, it does not need cells to attach on the whole surface. Herein, we introduce a novel polymer fabrication protocol of off-stoichiometry ...

journal_title：Biofabrication

authors： Liu W,Li Y,Ding X

更新日期：2017-04-24 00:00:00

abstract：:Tissue engineering aims to create implantable biomaterials for the repair and regeneration of damaged tissues. In vitro tissue engineering is generally based on static culture, which limits access to nutrients and lacks mechanical signaling. Using shear stress is controversial because in some cases it can lead to cell...

journal_title：Biofabrication

authors： Salinas EY,Aryaei A,Paschos N,Berson E,Kwon H,Hu JC,Athanasiou KA

更新日期：2020-08-10 00:00:00

abstract：:Cell-imprinting technology is a novel method for directing stem cell fate using substrates molded from target cells. Here, we fabricated and studied cell-imprinted substrates for neural priming in human adipose-derived stem cells in the absence of chemical cues. We molded polydimethylsiloxane (PDMS) silicone substrate...

journal_title：Biofabrication

authors： Ghazali ZS,Eskandari M,Bonakdar S,Renaud P,Mashinchian O,Shalileh S,Bonini F,Uckay I,Preynat-Seauve O,Braschler T

更新日期：2020-10-30 00:00:00

abstract：:Four-dimensional (4D) bioprinting of cell-laden constructs with programmable shape-morphing structures has gained increasing attention in the field of biofabrication and tissue engineering. Currently, most of the widely used materials for 4D printing, including N-isopropylacrylamide-based polymers, are not commonly us...

journal_title：Biofabrication

authors： Luo Y,Lin X,Chen B,Wei X

更新日期：2019-09-13 00:00:00

abstract：:Nature has evolved to grow and regenerate tissues and organs using self-assembling processes capable of organizing a wide variety of molecular building-blocks at multiple size scales. As the field of biofabrication progresses, it is essential to develop innovative ways that can enhance our capacity to build more compl...

journal_title：Biofabrication

authors： Hedegaard CL,Mata A

更新日期：2020-06-01 00:00:00

abstract：:As an alternative to conventional cell culture and animal testing, an organ-on-a-chip is applied to study the biological phenomena of organ development and disease, as well as the interactions between human tissues and external stimuli such as chemicals, forces and electricity. The pattern design of a microfluidic cha...

journal_title：Biofabrication

authors： Mao M,He J,Lu Y,Li X,Li T,Zhou W,Li D

更新日期：2018-02-05 00:00:00

abstract：:The high attrition rate of neuro-pharmaceuticals as they proceed to market necessitates the development of clinically-relevant in vitro neural microphysiological systems that can be utilized during the preclinical screening phase to assess the safety and efficacy of potential compounds. Historically, proposed models h...

journal_title：Biofabrication

authors： Bowser DA,Moore MJ

更新日期：2019-10-21 00:00:00

abstract：:Cell mechanical microenvironment (CMM) significantly affects cell behaviors such as spreading, migration, proliferation and differentiation. However, most studies on cell response to mechanical stimulation are based on two-dimensional (2D) planar substrates, which cannot mimic native three-dimensional (3D) CMM. Accumu...

journal_title：Biofabrication

authors： Huang G,Wang L,Wang S,Han Y,Wu J,Zhang Q,Xu F,Lu TJ

更新日期：2012-12-01 00:00:00

abstract：:The tumour microenvironment is heterogeneous and consists of multiple cell types, variable extracellular matrix (ECM) composition, and contains cell-defined gradients of small molecules, oxygen, nutrients and waste. Emerging in vitro cell culture systems that attempt to replicate these features often fail to incorpora...

journal_title：Biofabrication

authors： Rodenhizer D,Cojocari D,Wouters BG,McGuigan AP

更新日期：2016-10-18 00:00:00

abstract：:Omentum-based matrices fabricated by decellularization have the potential to serve as autologous scaffolds for tissue engineering. Transplantation of such scaffolds prepared from the patient's own biomaterial may reduce the immunogenic response after transplantation. Recently we reported on the potential of the decell...

journal_title：Biofabrication

authors： Soffer-Tsur N,Shevach M,Shapira A,Peer D,Dvir T

更新日期：2014-09-01 00:00:00