Evidence map›Paper›PMID 34775331›Full record

ArticleBiomaterials2021

3D bioprinting of a trachea-mimetic cellular construct of a clinically relevant size.

Jeong Hun Park, Minjun Ahn, Sun Hwa Park, Hyeonji Kim, Mihyeon Bae, Wonbin Park, Scott J Hollister, Sung Won Kim, Dong-Woo Cho

Open access · greenAbstract read
In one paragraph

Article in Biomaterials, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
2.9field-weighted citation impact, top 9% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

29 citing papers in PubMed, 51 citations in OpenAlex.

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  20. 3D Bioprinting in Otolaryngology: A Review.Advanced healthcare materials · 2023
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

9 authors at 3 institutions in 2 countries.

Jeong Hun ParkWallace H. Coulter Department of Biomedical Engineering and Center for 3D Medical Fabrication, Georgia Institute of Technology and Emory University, 313 Ferst Drive, Atlanta, GA, 30332, USA.
Minjun AhnDepartment of Mechanical Engineering, Pohang University of Science and Technology (POSTECH), 77 Cheongam-ro, Nam-gu, Pohang, Kyungbuk, 37673, Republic of Korea.
Sun Hwa ParkDepartment of Otolaryngology-Head and Neck Surgery, College of Medicine, The Catholic University of Korea, 222 Banpo-daero, Seocho-gu, 137-710, Republic of Korea.
Hyeonji KimDepartment of Mechanical Engineering, Pohang University of Science and Technology (POSTECH), 77 Cheongam-ro, Nam-gu, Pohang, Kyungbuk, 37673, Republic of Korea.
Mihyeon BaeDepartment of Mechanical Engineering, Pohang University of Science and Technology (POSTECH), 77 Cheongam-ro, Nam-gu, Pohang, Kyungbuk, 37673, Republic of Korea.
Wonbin ParkDepartment of Mechanical Engineering, Pohang University of Science and Technology (POSTECH), 77 Cheongam-ro, Nam-gu, Pohang, Kyungbuk, 37673, Republic of Korea.
Scott J HollisterWallace H. Coulter Department of Biomedical Engineering and Center for 3D Medical Fabrication, Georgia Institute of Technology and Emory University, 313 Ferst Drive, Atlanta, GA, 30332, USA. Electronic address: scott.hollister@bme.gatech.edu.
Sung Won KimDepartment of Otolaryngology-Head and Neck Surgery, College of Medicine, The Catholic University of Korea, 222 Banpo-daero, Seocho-gu, 137-710, Republic of Korea. Electronic address: kswent@catholic.ac.kr.
Dong-Woo ChoDepartment of Mechanical Engineering, Pohang University of Science and Technology (POSTECH), 77 Cheongam-ro, Nam-gu, Pohang, Kyungbuk, 37673, Republic of Korea. Electronic address: dwcho@postech.ac.kr.
Pohang University of Science and Technology · KRCatholic University of Korea · KRGeorgia Institute of Technology · US

Funding

Degradation and Fatigue Behavior of 3D Printed Bioresorbable Tracheal SplintsR01HD086201 · NICHD · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI HOLLISTER, SCOTT J · 2016 to 2020
$2.4M
NICHD NIH HHS R01 HD086201
6 · The paper itself

Abstract

Despite notable advances in extrusion-based 3D bioprinting, it remains a challenge to create a clinically-sized cellular construct using extrusion-based 3D printing due to long printing times adversely affecting cell viability and functionality. Here, we present an advanced extrusion-based 3D bioprinting strategy composed of a two-step printing process to facilitate creation of a trachea-mimetic cellular construct of clinically relevant size. A porous bellows framework is first printed using typical extrusion-based 3D printing. Selective printing of cellular components, such as cartilage rings and epithelium lining, is then performed on the outer grooves and inner surface of the bellows framework by a rotational printing process. With this strategy, 3D bioprinting of a trachea-mimetic cellular construct of clinically relevant size is achieved in significantly less total printing time compared to a typical extrusion-based 3D bioprinting strategy which requires printing of an additional sacrificial material. Tracheal cartilage formation was successfully demonstrated in a nude mouse model through a subcutaneous implantation study of trachea-mimetic cellular constructs wrapped with a sinusoidal-patterned tubular mesh preventing rapid resorption of cartilage rings in vivo. This two-step 3D bioprinting for a trachea-mimetic cellular construct of clinically relevant size can provide a fundamental step towards clinical translation of 3D bioprinting based tracheal reconstruction.

Indexed as

BioprintingAnimalsCartilageChondrogenesisMicePrinting, Three-DimensionalTissue EngineeringTissue ScaffoldsTrachea3D bioprintingClinically relevant sizeTracheal cartilage regenerationTrachea-mimetic cellular construct

Identifiers

PMID34775331
PMCPMC8663475
OpenAlexW3214000565

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.