1. Abraham LC, Zuena E, Ramirez BP, Kaplan DL (2008) Guide to collagen characterization for biomedical studies. J Biomed Mater Res B Appl Biomater 87B:264–285. https://doi.org/10.1002/jbm.b.31078
2. Achilli M, Lagueux J, Mantovani D (2010) On the effects of UV-C and pH on the mechanical behavior, molecular conformation and cell viability of collagen-based scaffold for vascular tissue engineering. Macromol Biosci 10:307–316. https://doi.org/10.1002/mabi.200900248
3. Addad S, Exposito JY, Faye C et al (2011) Isolation, characterization and biological evaluation of jellyfish collagen for use in biomedical applications. Mar Drugs 9:967–983. https://doi.org/10.3390/md9060967
4. Akpek EK, Cassard SD, Dunlap K, Hahn S, Ramulu PY (2015) Donor corneal transplantation vs Boston type 1 Keratoprosthesis in patients with previous graft failures: a retrospective single center study (An American ophthalmological society thesis). Trans Am Ophthalmol Soc 113:T3–1–T3-12
5. Aurrekoetxea M, Garcia-Gallastegui P, Irastorza I et al (2015) Dental pulp stem cells as a multifaceted tool for bioengineering and the regeneration of craniomaxillofacial tissues. Front Physiol 6:289. https://doi.org/10.3389/fphys.2015.00289