Multilayered mouse preosteoblast MC3T3-E1 sheets harvested from temperature-responsive poly(N-isopropylacrylamide-co-acrylamide) grafted culture surface for cell sheet engineering

2013 ◽  
Vol 129 (5) ◽  
pp. 3061-3069 ◽  
Author(s):  
Sopita Wong-In ◽  
Nguyen Thi KhanhThuyen ◽  
Wanwipa Siriwatwechakul ◽  
Kwanchanok Viravaidya-Pasuwat
2021 ◽  
Vol 2021 ◽  
pp. 1-15
Author(s):  
Y. Akiyama

Temperature-responsive cell culture surfaces, which modulate cell attachment/detachment characteristics with temperature, have been used to fabricate cell sheets. Extensive study on fabrication of cell sheet with the temperature-responsive cell culture surface, manipulation, and transplantation of the cell sheet has established the interdisciplinary field of cell sheet engineering, in which engineering, biological, and medical fields closely collaborate. Such collaboration has pioneered cell sheet engineering, making it a promising and attractive technology in tissue engineering and regenerative medicine. This review introduces concepts of cell sheet engineering, followed by designs for the fabrication of various types of temperature-responsive cell culture surfaces and technologies for cell sheet manipulation. The development of various methods for the fabrication of temperature-responsive cell culture surfaces was also summarized. The availability of cell sheet engineering for the treatment and regeneration of damaged human tissue has also been described, providing examples of the clinical application of cell sheet transplantation in humans.


2006 ◽  
Vol 12 (2) ◽  
pp. 391-401 ◽  
Author(s):  
Helin Zhang ◽  
Masamichi Iwama ◽  
Toshihiro Akaike ◽  
Dan W. Urry ◽  
Asima Pattanaik ◽  
...  

Author(s):  
Kenichi Nagase ◽  
Jun Kobayashi ◽  
Teruo Okano

Temperature-responsive intelligent surfaces, prepared by the modification of an interface with poly( N -isopropylacrylamide) and its derivatives, have been used for biomedical applications. Such surfaces exhibit temperature-responsive hydrophilic/hydrophobic alterations with external temperature changes, which, in turn, result in thermally modulated interactions with biomolecules and cells. In this review, we focus on the application of these intelligent surfaces to chromatographic separation and cell cultures. Chromatographic separations using several types of intelligent surfaces are mentioned briefly, and various effects related to the separation of bioactive compounds are discussed, including wettability, copolymer composition and graft polymer architecture. Similarly, we also summarize temperature-responsive cell culture substrates that allow the recovery of confluent cell monolayers as contiguous living cell sheets for tissue-engineering applications. The key factors in temperature-dependent cell adhesion/detachment control are discussed from the viewpoint of grafting temperature-responsive polymers, and new methodologies for effective cell sheet culturing and the construction of thick tissues are summarized.


2006 ◽  
Vol 0 (0) ◽  
pp. 060224120000002
Author(s):  
Helin Zhang ◽  
Masamichi Iwama ◽  
Toshihiro Akaike ◽  
Dan W. Urry ◽  
Asima Pattanaik ◽  
...  

Polymers ◽  
2012 ◽  
Vol 4 (3) ◽  
pp. 1478-1498 ◽  
Author(s):  
Zhonglan Tang ◽  
Yoshikatsu Akiyama ◽  
Teruo Okano

2007 ◽  
Vol 32 (8-9) ◽  
pp. 1123-1133 ◽  
Author(s):  
Masayuki Yamato ◽  
Yoshikatsu Akiyama ◽  
Jun Kobayashi ◽  
Joseph Yang ◽  
Akihiko Kikuchi ◽  
...  

2006 ◽  
Vol 53 ◽  
pp. 74-78
Author(s):  
Masayuki Yamato ◽  
Teruo Okano

In order to realize true regenerative medicine, we have developed a novel technology for the reconstruction of tissues and organs by utilizing intelligent materials including temperature-responsive polymers. We developed temperature-responsive culture surfaces, on which temperature-responsive polymers are covalently immobilized. Cells are cultured on the surfaces at 37°C, and harvested as transplantable cell sheets by reducing temperature to 20°C. With these cell sheets we regenerate various kinds of tissues such as cornea and heart.


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