3d-bio
3d-bio
3d-bio
3d-bio
3d-bio
تصویر: Coaxial 3D printing of hierarchical structured hydrogel scaffolds for repair of spinal cord injury

Coaxial 3D printing of hierarchical structured hydrogel scaffolds for repair of spinal cord injury

Although after spinal cord injury (SCI), endogenous neural stem cells (NSCs) are activated near the damaged site, few NSCs migrate to the injury epicenter and differentiate into neurons. According to the studies, the implantation of hydrogel scaffolds loaded with...

تصویر: In vivo evaluation of bone scaffold fabricated by 3D bioprinting method by researchers of OmidAfrinan company

In vivo evaluation of bone scaffold fabricated by 3D bioprinting method by researchers of OmidAfrinan company

The researchers of OmidAfrinan company developed a 3D scaffold containing beta tricalcium phosphate particles for the treatment of skull bone defects using 3D bioprinting method. After passing the in vitro tests, this scaffold was further evaluated for the repair...

تصویر: Fabrication of 3D printed hybrid scaffolds carrying dental pulp stem cells

Fabrication of 3D printed hybrid scaffolds carrying dental pulp stem cells

Fabrication of scaffolds and then cell seeding is one of the common methods in tissue engineering. Although synthetic polymers have adequate mechanical properties to replace some bone tissues, they are generally hydrophobic and do not have any specific cell...

تصویر: Bioprinting Bone Constructs During Surgery

Bioprinting Bone Constructs During Surgery

Intraoperative bioprinting (IOB) refers to the bioprinting process performed on a live subject in a surgical setting. The technique is intended to allow surgeons to rapidly fill bony defects that would not easily heal by themselves and they used...

تصویر: The beating of the first bioprinted human heart created from stem cells

The beating of the first bioprinted human heart created from stem cells

In a groundbreaking new study, researchers at the University of Minnesota have 3D printed a functioning centimeter-scale human heart pump in the lab. Videos show the production of the human heart using a 3D bioprinter and its function in...

تصویر: High throughput direct 3D bioprinting (HT-3DP) in multiwell plates

High throughput direct 3D bioprinting (HT-3DP) in multiwell plates

Researchers at the University of California have developed a high-throughput technique for 3D bioprinting. Their printing method can yield a 96-well plate with tissue samples in each well in as little as 30 minutes. This approach would be useful...

تصویر: Restoration of bone lesions using a bioink based on bone allograft, the latest bioink product of OmidAfarinan Co.

Restoration of bone lesions using a bioink based on bone allograft, the latest bioink product of OmidAfarinan Co.

AllGbone©, the new product of Omidafarinan Co. is a bioink based on extracellular matrix (ECM) of natural bone tissue, which is designed and developed for bone tissue engineering applications. The superiority of this product over the others is its...

تصویر: A self-assembling bioink for fabricating vascular-like structures

A self-assembling bioink for fabricating vascular-like structures

Multicomponent self-assembling bioinks offer a unique opportunity to recreate chemical and mechanical features of the ECM and selective communication with cells. Liquid-in-liquid printing, the inoculation of one low viscosity liquid phase into another, offers an opportunity to design bioink...

تصویر: Four-axis 3D printing for the fabrication of tubular scaffolds with tailorable mechanical properties

Four-axis 3D printing for the fabrication of tubular scaffolds with tailorable mechanical properties

Researchers developed a four axis extrusion-based additive manufacturing system based on fused deposition modeling (FDM) to create tubular hollow scaffolds. With this technique systematic changes in design can be made to alter the mechanical properties for the targeted tissue...

تصویر: Serpooshan Awarded NSF CAREER Award to Bioprint a 3D Model of the Developing Human Heart

Serpooshan Awarded NSF CAREER Award to Bioprint a 3D Model of the Developing Human Heart

Serpooshan Awarded NSF CAREER Award to Bioprint a 3D Model of the Developing Human Heart. The project focuses on understanding normal heart development and what can go wrong in those processes and lead to severe defects. reference: https://bme.gatech.edu/bme/serpooshan-awarded-nsf-career-award-bioprint-3d-model-developing-human-heart

تصویر: Genetically-programmed, cell-laden & mechanically strong 3D bioprinted scaffolds for bone repair

Genetically-programmed, cell-laden & mechanically strong 3D bioprinted scaffolds for bone repair

Combined delivery of stem cells with the controlled release of osteogenic factors, within a mechanically-strong biomaterial combined during manufacturing would replace injectable defect fillers (cements) and allow personalized implants to be rapidly prototyped by 3D bioprinting. To this end,...

تصویر: An in-vitro liver model using 3D bioprinting core–shell structure of hepatocytes and fibroblasts

An in-vitro liver model using 3D bioprinting core–shell structure of hepatocytes and fibroblasts

With the aim of understanding cellular interactions of hepatocytes in their physiological microenvironment and to generate an artificial 3D in vitro model of liver, a co-culture system using 3D extrusion bioprinting was developed. In this method, bio-ink based on...

تصویر: The first 3D-printable ‘bottlebrush’ elastomer

The first 3D-printable ‘bottlebrush’ elastomer

Researchers have developed the first 3D-printable ‘bottlebrush’ elastomer. The new material results in printed objects that have unusual softness, elasticity and mechanical properties that closely resemble those of human tissue. Unique molecular structure of bottlebrush elastomers facilitate bioprinting in...

تصویر: Ceramic-based ink to 3D-print bone parts with living cells

Ceramic-based ink to 3D-print bone parts with living cells

A team of researchers at UNSW (Sydney, Australia) develops a novel, ceramic-based ink to print bone-like structures that harden within minutes of being placed in water.   REFERENCE: Romanazzo S, Molley TG, Nemec S et al. Synthetic bone-like structures...

تصویر: ۳D Bioprinted Alginate patches for cardiovascular disease

۳D Bioprinted Alginate patches for cardiovascular disease

A team of Iranian researchers used a novel technique to print sodium alginate cardiac patches using OmidAfarinan bioprinters. The results indicated that the prepared patch can be a suitable candidate for treating the cardiac scars after cardiovascular disease. reference:...

تصویر: Bioprinted, personalized scaffolds for ankle joint tissue regeneration in development.

Bioprinted, personalized scaffolds for ankle joint tissue regeneration in development.

The TRIANKLE consortium made up of 12 European organizations has come together to develop bioprinted, personalized scaffolds for ankle joint tissue regeneration.   reference: https://www.3dmednet.com/ https://www.cellink.com/

تصویر: Nucleotide lipid-based hydrogel as a new route to produce crosslinker-free scaffolds

Nucleotide lipid-based hydrogel as a new route to produce crosslinker-free scaffolds

Despite recent advances in tissue engineering and biofabrication, progress has been limited to the development of bioinks based on polymers.  Scientist show that a nucleotide lipid-based hydrogel resulting from the self-assembly of nucleotide lipids can be used as a...

تصویر: ۳D bioprinting of anisotropic engineered tissue constructs with ultrasonically induced cell patterning

۳D bioprinting of anisotropic engineered tissue constructs with ultrasonically induced cell patterning

US researchers have developed a new bioprinting technique that uses ultrasonic standing bulk acoustic waves (SBAW) to organize cells into controllable anisotropic patterns within viscous bioinks while maintaining high cell viability. This work represents a step forward in advancing...

تصویر: Fabrication of Three-Dimensional Composite Scaffold for Simultaneous Alveolar Bone Regeneration in Dental Implant Installation

Fabrication of Three-Dimensional Composite Scaffold for Simultaneous Alveolar Bone Regeneration in Dental Implant Installation

Korean researchers have designed a 3D printed composite scaffold that can be combined simultaneously with bone grafts and fixtures to minimize the cost and duration of dental implant surgery. Further, by using 3D printing technology in making this implant,...

تصویر: Mini-kidneys bioprinted for toxicology research and treatment developments

Mini-kidneys bioprinted for toxicology research and treatment developments

A team of Australian researchers apply extrusion-based three-dimensional cellular bioprinting to deliver rapid and high-throughput generation of kidney organoids with highly reproducible cell number and viability. Automated extrusion-based bioprinting for kidney organoid production delivers improvements in throughput, quality control,...

تصویر: Evaluation of the effects of cell-dispensing using an inkjet-based bioprinter on cell integrity

Evaluation of the effects of cell-dispensing using an inkjet-based bioprinter on cell integrity

Japanese researchers have developed a stress-free and media-direct-dispensing inkjet bioprinter that exhibited cell-friendly dispensing performance, which was similar to the manual dispensing operation, based not only on cell viability but also on gene expression levels. reference: https://www.nature.com/articles/s41598-020-64193-z Yumoto M,...

تصویر: Bioprinting and computer modeling facilitates study of cancer spread in blood vessels.

Bioprinting and computer modeling facilitates study of cancer spread in blood vessels.

A team of scientists from the Lawrence Livermore National Laboratory (CA, USA) has used bioprinted, living brain vasculature models in tandem with computer modeling simulations to provide insights on why cancer cells metastasize in certain areas of the vasculature....

تصویر: Novel bioink for 4D bioprinting tissue-mimicking materials

Novel bioink for 4D bioprinting tissue-mimicking materials

A team of researchers from Linköping University (Sweden) has developed a modular and 3D printable hyaluronan-based hydrogels to keep cells alive throughout the printing process. reference Aronsson, C., Jury, M., Naeimipour, S., Boroojeni, F. R., Christoffersson, J., Lifwergren, P.,...

تصویر: ۳D-printed capsule could collect bacteria from throughout the gastrointestinal tract

۳D-printed capsule could collect bacteria from throughout the gastrointestinal tract

A novel 3D-printed capsule, developed by a team at Purdue University (IL, USA), could allow for the collection of bacteria samples from throughout the gastrointestinal tract, improving on conventional sampling methods that may exclude areas for bacteria collection outside...