MOTOLA, Martin, Jan CAPEK, Raul ZAZPE, Jana BACOVA, Ludek HROMADKO, Lenka BRUCKOVA, Siowwoon NG, Jiri HANDL, Zdenek SPOTZ, Petr KNOTEK, Kaushik BAISHYA, Pavlina MAJTNEROVA, Jan PRIKRYL, Hanna SOPHA, Tomas ROUSAR and Jan M MACAK. Thin TiO<sub>2</sub> Coatings by ALD Enhance the Cell Growth on TiO<sub>2</sub> Nanotubular and Flat Substrates. ACS APPLIED BIO MATERIALS. WASHINGTON: AMER CHEMICAL SOC, 2020, vol. 3, No 9, p. 6447-6456. ISSN 2576-6422. Available from: https://dx.doi.org/10.1021/acsabm.0c00871.
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Basic information
Original name Thin TiO<sub>2</sub> Coatings by ALD Enhance the Cell Growth on TiO<sub>2</sub> Nanotubular and Flat Substrates
Authors MOTOLA, Martin, Jan CAPEK, Raul ZAZPE, Jana BACOVA, Ludek HROMADKO, Lenka BRUCKOVA, Siowwoon NG, Jiri HANDL, Zdenek SPOTZ, Petr KNOTEK, Kaushik BAISHYA, Pavlina MAJTNEROVA, Jan PRIKRYL, Hanna SOPHA, Tomas ROUSAR and Jan M MACAK.
Edition ACS APPLIED BIO MATERIALS, WASHINGTON, AMER CHEMICAL SOC, 2020, 2576-6422.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 21000 2.10 Nano-technology
Country of publisher United States of America
Confidentiality degree is not subject to a state or trade secret
WWW URL
Doi http://dx.doi.org/10.1021/acsabm.0c00871
UT WoS 000604600600094
Keywords in English TiO2 nanotube layers; Ti sheets; atomic layer deposition; coatings; cell growth
Tags CF NANO
Tags International impact, Reviewed
Changed by Changed by: Mgr. Eva Dubská, učo 77638. Changed: 23/9/2024 15:40.
Abstract
The present work exploits Ti sheets and TiO2 nanotube (TNT) layers and their surface modifications for the proliferation of different cells. Ti sheets with a native oxide layer, Ti sheets with a crystalline thermal oxide layer, and two kinds of TNT layers (prepared via electrochemical anodization) with a defined inner diameter of 12 and 15 nm were used as substrates. A part of the Ti sheets and the TNT layers was additionally coated by thin TiO2 coatings using atomic layer deposition (ALD). An increase in cell growth of WI-38 fibroblasts (>50%), MG-63 osteoblasts (>30%), and SH-SY5Y neuroblasts (>30%) was observed for all materials coated by five cycles ALD compared to their uncoated counterparts. The additional ALD TiO2 coatings changed the surface composition of all materials but preserved their original structure and protected them from unwanted crystallization and shape changes. The presented approach of mild surface modification by ALD has a significant effect on the materials biocompatibility and is promising toward application in implant materials.
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