Digital fabrication of multi-material biomedical objects.

abstract：:The inkjet ejection technology used in printers has been adopted and research has been conducted on manufacturing artificial tissue by patterning cells through micronozzle ejection of small droplets containing multiple cells. However, stable injection of cells has proven difficult, owing to the frequent occurrence of ...

journal_title：Biofabrication

authors： Yamaguchi S,Ueno A,Akiyama Y,Morishima K

更新日期：2012-12-01 00:00:00

abstract：:In conventional primary cultures, cardiac cells prepared from a newborn rat undergo spontaneous formation of cell clusters after several days. These cell clusters may be non-homogeneously distributed on a flat surface and show irregular beating which can be recorded by calcium ion imaging. In order to improve the cell...

journal_title：Biofabrication

authors： Wang L,Liu L,Magome N,Agladze K,Chen Y

更新日期：2013-09-01 00:00:00

abstract：:Tissue engineering has been developed with the ultimate aim of manufacturing human organs, but success has been limited to only thin tissues and tissues with no significant structures. In order to construct more complicated tissues, we have developed a three-dimensional (3D) fabrication technology in which 3D structur...

journal_title：Biofabrication

authors： Arai K,Iwanaga S,Toda H,Genci C,Nishiyama Y,Nakamura M

更新日期：2011-09-01 00:00:00

abstract：:We have developed cell sheet technology as a modern method for the fabrication of functional tissue-like and organ-like structures. This technology allows for a sheet of interconnected cells and cells in full contact with their natural extracellular environment to be obtained. A cell sheet can be patterned and compose...

journal_title：Biofabrication

authors： Hannachi IE,Yamato M,Okano T

更新日期：2009-06-01 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：:Tissue rings with incorporated microscaffolds have been engineered as promising building blocks for constructing biological tubes from the bottom up. However, the microscaffolds available for incorporation are very limited at present. In this paper we provide an efficient strategy to first incorporate microfluidic spu...

journal_title：Biofabrication

authors： Sun T,Shi Q,Yao Y,Sun J,Wang H,Huang Q,Fukuda T

更新日期：2019-06-25 00:00:00

abstract：:Calcified cartilage regeneration plays an important role in successful osteochondral repair, since it provides a biological and mechanical transition from the unmineralized cartilage at the articulating surface to the underlying mineralized bone. To biomimic native calcified cartilage in engineered constructs, here we...

journal_title：Biofabrication

authors： You F,Chen X,Cooper DML,Chang T,Eames BF

更新日期：2018-12-27 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 cultures for tissue engineering are traditionally prepared on two-dimensional or three-dimensional scaffolds with simple pores; however, this limits mass transportation, which is necessary for cell viability and function. In this paper, an innovative method is proposed for fabricating porous scaffolds with design...

journal_title：Biofabrication

authors： Liu Y,Li X,Qu X,Zhu L,He J,Zhao Q,Wu W,Li D

更新日期：2012-03-01 00:00:00

abstract：:Three-dimensional (3D) tissue models are invaluable tools that can closely reflect the in vivo physiological environment. However, they are usually difficult to develop, have a low throughput and are often costly; limiting their utility to most laboratories. The recent availability of inexpensive additive manufacturin...

journal_title：Biofabrication

authors： Flood P,Alvarez L,Reynaud EG

更新日期：2016-10-11 00:00:00

abstract：:Laser-assisted bioprinting (LaBP) allows the realization of computer-generated 3D tissue grafts consisting of cells embedded in a hydrogel environment. In this study, human adipose-derived stem cells (hASCs) were printed in a free-scalable 3D grid pattern by means of LaBP. We demonstrate that neither the proliferation...

journal_title：Biofabrication

authors： Gruene M,Pflaum M,Deiwick A,Koch L,Schlie S,Unger C,Wilhelmi M,Haverich A,Chichkov BN

更新日期：2011-03-01 00:00:00

abstract：:Scaffold-free 3D cell cultures (e.g. pellet cultures) are widely used in medical science, including cartilage regeneration. Their drawbacks are high time/reagent consumption and lack of early readout parameters. While optimisation was achieved by automation or simplified spheroid generation, most culture systems remai...

journal_title：Biofabrication

authors： Fürsatz M,Gerges P,Wolbank S,Nürnberger S

更新日期：2021-01-29 00:00:00

abstract：:Electrospinning has been widely used to produce ultrafine fibers in microscale and nanoscale; however, traditional electrospinning processes are currently beset by troublesome limitations in fabrication of 3D periodic porous structures because of the chaotic nature of the electrospinning jet. Here we report a novel st...

journal_title：Biofabrication

authors： Yuan H,Zhou Q,Li B,Bao M,Lou X,Zhang Y

更新日期：2015-11-05 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：: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：:Three-dimensional (3D) printed poly(ε-caprolactone) (PCL) based scaffolds have being proposed for different tissue engineering applications. This study addresses the design and fabrication of 3D PCL constructs with different struts alignments at 90°, 45° and 90° with offset. The morphology and the mechanical behavior ...

journal_title：Biofabrication

authors： Ribeiro JFM,Oliveira SM,Alves JL,Pedro AJ,Reis RL,Fernandes EM,Mano JF

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：:Technical limitations of traditional electrospinning make it hard to produce three-dimensional (3D) scaffolds with hierarchical pore structures. Here, porous polycaprolactone (PCL) nanofiber meshes with different nano-hydroxyapatite (nHA) concentrations were prepared by electrospinning with stainless steel mesh as the...

journal_title：Biofabrication

authors： Song J,Zhu G,Wang L,An G,Shi X,Wang Y

更新日期：2017-02-14 00:00:00

abstract：:A critical consideration in tissue engineering is to recapitulate the microstructural organization of native tissues that is essential to their function. Scaffold-based techniques have focused on achieving this via the contact guidance principle wherein topographical cues offered by scaffold fibers direct migration an...

journal_title：Biofabrication

authors： Chansoria P,Narayanan LK,Schuchard K,Shirwaiker R

更新日期：2019-04-26 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：:Traditional drug discovery involves the screening of lead compounds from a chemical library by using cell-based high throughput screening (HTS) procedures. This has created a demand for the development of cell-based microarray chips for HTS of compounds. Although several cell-based microarray devices and procedures fo...

journal_title：Biofabrication

authors： Fujita S,Onuki-Nagasaki R,Ikuta K,Hara Y

更新日期：2016-12-05 00:00:00

abstract：:In the past few decades, 3D printing has played a significant role in fabricating scaffolds with consistent, complex structure that meet patient-specific needs in future clinical applications. Although many studies have contributed to this emerging field of additive manufacturing, which includes material development a...

journal_title：Biofabrication

authors： Guo T,Holzberg TR,Lim CG,Gao F,Gargava A,Trachtenberg JE,Mikos AG,Fisher JP

更新日期：2017-04-12 00:00:00

abstract：:Advances in three-dimensional cell cultures offer new opportunities in biomedical research and drug development. However, there are still challenges to overcome, including the lack of reliability, repeatability and complexity of tissues obtained by these techniques. In this study, we describe a new bioprinting system ...

journal_title：Biofabrication

authors： da Conceicao Ribeiro R,Pal D,Ferreira AM,Gentile P,Benning M,Dalgarno K

更新日期：2018-12-27 00:00:00

abstract：:An ordered cellulose film scaffold, termed a nematic ordered cellulose (NOC) template, had unique surface properties and successfully induced the establishment of a three-dimensional (3D), hierarchical structure of epidermal cells by cell attachment and subsequent culture. Initially, the scaffold surface properties we...

journal_title：Biofabrication

authors： Seyama T,Suh EY,Kondo T

更新日期：2013-06-01 00:00:00

abstract：:The aim of this study was to comparatively evaluate the angiogenic capacity of cocultures using either human bone marrow- or human adipose tissue-derived mesenchymal stem cells (MSCs) (BM- or AT-MSCs) with human umbilical vein endothelial cells (HUVECs) both in vitro and in vivo at early time points (i.e. days 3 and 7...

journal_title：Biofabrication

authors： Ma J,Yang F,Both SK,Prins HJ,Helder MN,Pan J,Cui FZ,Jansen JA,van den Beucken JJ

更新日期：2014-03-01 00:00:00

abstract：:Plasma treatment is a method to modify the physicochemical properties of biomaterials, which consequently may affect interactions with cells. Based on the rationale that physical cues on the surface of culture substrates and implants, such as surface roughness, have proven to alter cell behaviour, we used electrospinn...

journal_title：Biofabrication

authors： Nandakumar A,Tahmasebi Birgani Z,Santos D,Mentink A,Auffermann N,van der Werf K,Bennink M,Moroni L,van Blitterswijk C,Habibovic P

更新日期：2013-03-01 00:00:00

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：:Despite the widespread use as platforms for various biomedical applications, engineering hydrogels to impart multifunctionality and control physical properties, while closely mimicking the native cellular microenvironment, is still a significant challenge. Herein, nanofibers consisting of hydrophilic and photocrosslin...

journal_title：Biofabrication

authors： Kim S,Cha C

更新日期：2019-12-19 00:00:00

abstract：:Here we developed a composite scaffold of pearl/poly(lactic-co-glycolic acid) (pearl/PLGA) utilizing the low-temperature deposition manufacturing (LDM). LDM makes it possible to fabricate scaffolds with designed microstructure and macrostructure, while keeping the bioactivity of biomaterials by working at a low temper...

journal_title：Biofabrication

authors： Xu M,Li Y,Suo H,Yan Y,Liu L,Wang Q,Ge Y,Xu Y

更新日期：2010-06-01 00:00:00

abstract：:Critical understanding of the complex metastatic cascade of prostate cancer is necessary for the development of a therapeutic interventions for treating metastatic prostate cancer. Increasing evidence supports the synergistic role of biochemical and biophysical cues in cancer progression at metastases. The biochemical...

journal_title：Biofabrication

authors： Jasuja H,Kar S,Katti DR,Katti K

更新日期：2021-01-08 00:00:00