scholarly journals Sustainable Three-Dimensional Tissue Model of Human Adipose Tissue

2013 ◽  
Vol 19 (10) ◽  
pp. 745-754 ◽  
Author(s):  
Evangelia Bellas ◽  
Kacey G. Marra ◽  
David L. Kaplan
2016 ◽  
Vol 45 (7) ◽  
pp. 1807-1818 ◽  
Author(s):  
Rebecca Y. Wang ◽  
Rosalyn D. Abbott ◽  
Adam Zieba ◽  
Francis E. Borowsky ◽  
David L. Kaplan

2021 ◽  
Vol 22 (6) ◽  
pp. 2886
Author(s):  
Soojin Lee ◽  
Hyun Su Lee ◽  
Justin J. Chung ◽  
Soo Hyun Kim ◽  
Jong Woong Park ◽  
...  

A flexible and bioactive scaffold for adipose tissue engineering was fabricated and evaluated by dual nozzle three-dimensional printing. A highly elastic poly (L-lactide-co-ε-caprolactone) (PLCL) copolymer, which acted as the main scaffolding, and human adipose tissue derived decellularized extracellular matrix (dECM) hydrogels were used as the printing inks to form the scaffolds. To prepare the three-dimensional (3D) scaffolds, the PLCL co-polymer was printed with a hot melting extruder system while retaining its physical character, similar to adipose tissue, which is beneficial for regeneration. Moreover, to promote adipogenic differentiation and angiogenesis, adipose tissue-derived dECM was used. To optimize the printability of the hydrogel inks, a mixture of collagen type I and dECM hydrogels was used. Furthermore, we examined the adipose tissue formation and angiogenesis of the PLCL/dECM complex scaffold. From in vivo experiments, it was observed that the matured adipose-like tissue structures were abundant, and the number of matured capillaries was remarkably higher in the hydrogel–PLCL group than in the PLCL-only group. Moreover, a higher expression of M2 macrophages, which are known to be involved in the remodeling and regeneration of tissues, was detected in the hydrogel–PLCL group by immunofluorescence analysis. Based on these results, we suggest that our PLCL/dECM fabricated by a dual 3D printing system will be useful for the treatment of large volume fat tissue regeneration.


2019 ◽  
Vol 379 (3) ◽  
pp. 511-520 ◽  
Author(s):  
Patricia de Albuquerque Garcia Redondo ◽  
Fernanda Gubert ◽  
Camila Zaverucha-do-Valle ◽  
Tatiana Pereira Pena Dutra ◽  
Jackline de Paula Ayres-Silva ◽  
...  

AbstractDespite being considered present in most vascularised tissues, lymphatic vessels have not been properly shown in human adipose tissue (AT). Our goal in this study is to investigate an unanswered question in AT biology, regarding lymphatic network presence in tissue parenchyma. Using human subcutaneous (S-) and visceral (V-) AT samples with whole mount staining for lymphatic specific markers and three-dimensional imaging, we showed lymphatic capillaries and larger lymphatic vessels in the human VAT. Conversely, in the human SAT, microcirculatory lymphatic vascular structures were rarely detected and no initial lymphatics were found.


2017 ◽  
Vol 5 (5) ◽  
pp. 1098-1107 ◽  
Author(s):  
Ji-Seon Lee ◽  
Hyeon Yoon ◽  
Dajeong Yoon ◽  
Geun Hyung Kim ◽  
Hyeong Tae Yang ◽  
...  

Currently, most acute liver diseases are treated through liver transplantation.


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