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Choudhury D, et al.

           cosmetics company, L’Oréal (screening of cosmetics in   5C) bioprinter which 5 nozzles, 3 of which are specially
                             [62]
           printed dermal tissue) .                            designed to dispense bioink and spheroids of any type or
                                                                                                           [66]
                                                               size as well as cell suspensions or other biomaterials .
           2.2  commercial 3D Bioprinting companies             3Dynamic Systems (3DS), a UK-based 3D Bioprinting
           Since the launch of Organovo, many other bioprinting   company offers two 3D bioprinters called 3Dynamic
           companies have entered the market. Many of them offer   Alpha (Figure 4F) and Omega, with the focus of
           bioprinting systems for research use with several them   constructing 3D transplantable bone and complex tissue
           also selling proprietary bioinks while others such as   constructs for injured patients [67] . 3DS have partnered
           Tevido have focussed on recreating human tissue. In this   with Bioink Solutions to offer a new gelatin-based
                                                                             ® [68]
           section, we highlight the technology and differentiating   bioink (Gel4Cell ) .
           factor of each of these companies.                   Aether introduced its first bioprinter Aether 1 (Figure
            3D Bioprinting Solutions (3dbio) successfully 3D   4K) in March 2016. The system boasts a multitude of
           printed world’s first animal thyroid gland in March   printing capabilities where 10+ different materials,
           2015 [63]  and transplanted into a living mouse [64] . With   including viscous pastes, gels, ceramics, filament and
                                                                                                   [69]
                                                  [64]
           plans to fabricate artificial thyroid and kidney , 3dbio   oils can be brought in use simultaneously . The other
           has also been collaborating with Russia’s national   optional features include high-resolution motors, a laser
           space agency, United Rocket and Space Corporation   system for ultra-high-precision cutting and engraving,
           (URSC) to create a magnetic 3D bioprinter that can   CNC milling machine, photocrosslinking UV LED,
           fabricate artificial tissues in the International Space   microscope, 3D electronics printer, and universal
                                                                                     [70]
           Station . 3dbio is a subsidiary of Vivax Bio, a global   modular fabrication device .
                 [65]
           biotech company. Vivax Bio offers FABION (Figure     Advanced Solutions Life Sciences (ASLS) offers two











































           Figure 4.  Portable Bioprinters: (a) Allevi 2 (courtesy of Allevi, Philadelphia, US) (B) Scientist™ (courtesy of Seraph Robotics, US)
           (c) CPD1 (courtesy of SunP Biotech International, NJ, US) (D) INKREDIBLE + (courtesy of CELLINK, Sweden) (e) REGEMAT
           3D V1 (courtesy of Regemat 3D, Spain) (F) 3Dynamic Alpha  (courtesy of 3Dyanmic Systems, UK) (G) Vitarix (courtesy of Pensees,
           Republic of Korea) (H) r3bel (courtesy of Se3D,  Santa Clara, US) (i) SYN^ (courtesy of Bio3D, Singapore) (J) BIOBOT™ (courtesy of
           Advanced Solutions Life Sciences, Kentucky, US) (K) Aether 1 (courtesy of Aether, San Francisco, US).

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