vascular tissue engineering by computer-aided laser micromachining by anand doraiswamy, and roger j....
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![Page 1: Vascular tissue engineering by computer-aided laser micromachining by Anand Doraiswamy, and Roger J. Narayan Philosophical Transactions A Volume 368(1917):1891-1912](https://reader030.vdocuments.net/reader030/viewer/2022032702/56649f455503460f94c67230/html5/thumbnails/1.jpg)
Vascular tissue engineering by computer-aided laser micromachining
by Anand Doraiswamy, and Roger J. Narayan
Philosophical Transactions AVolume 368(1917):1891-1912
April 28, 2010
©2010 by The Royal Society
![Page 2: Vascular tissue engineering by computer-aided laser micromachining by Anand Doraiswamy, and Roger J. Narayan Philosophical Transactions A Volume 368(1917):1891-1912](https://reader030.vdocuments.net/reader030/viewer/2022032702/56649f455503460f94c67230/html5/thumbnails/2.jpg)
Schematic of the computer-aided laser micromachining process.
Anand Doraiswamy, and Roger J. Narayan Phil. Trans. R. Soc. A 2010;368:1891-1912
©2010 by The Royal Society
![Page 3: Vascular tissue engineering by computer-aided laser micromachining by Anand Doraiswamy, and Roger J. Narayan Philosophical Transactions A Volume 368(1917):1891-1912](https://reader030.vdocuments.net/reader030/viewer/2022032702/56649f455503460f94c67230/html5/thumbnails/3.jpg)
(a) Top-view optical micrograph of channels fabricated in 1% agarose hydrogel.
Anand Doraiswamy, and Roger J. Narayan Phil. Trans. R. Soc. A 2010;368:1891-1912
©2010 by The Royal Society
![Page 4: Vascular tissue engineering by computer-aided laser micromachining by Anand Doraiswamy, and Roger J. Narayan Philosophical Transactions A Volume 368(1917):1891-1912](https://reader030.vdocuments.net/reader030/viewer/2022032702/56649f455503460f94c67230/html5/thumbnails/4.jpg)
(a) Cross-sectional optical micrograph of channels that were prepared using several apertures (scale bar, 500 μm).
Anand Doraiswamy, and Roger J. Narayan Phil. Trans. R. Soc. A 2010;368:1891-1912
©2010 by The Royal Society
![Page 5: Vascular tissue engineering by computer-aided laser micromachining by Anand Doraiswamy, and Roger J. Narayan Philosophical Transactions A Volume 368(1917):1891-1912](https://reader030.vdocuments.net/reader030/viewer/2022032702/56649f455503460f94c67230/html5/thumbnails/5.jpg)
(a) Optical micrograph of a two-circle ring.
Anand Doraiswamy, and Roger J. Narayan Phil. Trans. R. Soc. A 2010;368:1891-1912
©2010 by The Royal Society
![Page 6: Vascular tissue engineering by computer-aided laser micromachining by Anand Doraiswamy, and Roger J. Narayan Philosophical Transactions A Volume 368(1917):1891-1912](https://reader030.vdocuments.net/reader030/viewer/2022032702/56649f455503460f94c67230/html5/thumbnails/6.jpg)
Computer-aided laser micromachining process from the CAD to the cell-seeded structure.
Anand Doraiswamy, and Roger J. Narayan Phil. Trans. R. Soc. A 2010;368:1891-1912
©2010 by The Royal Society
![Page 7: Vascular tissue engineering by computer-aided laser micromachining by Anand Doraiswamy, and Roger J. Narayan Philosophical Transactions A Volume 368(1917):1891-1912](https://reader030.vdocuments.net/reader030/viewer/2022032702/56649f455503460f94c67230/html5/thumbnails/7.jpg)
MTT cell viability of HA-VSMC human aortic smooth muscle cells and HAAE-1 human aortic endothelial cells for various amounts of vascular endothelial growth factor (1–1000 ng ml−1);
these data were normalized with cell viability on unmodified media.
Anand Doraiswamy, and Roger J. Narayan Phil. Trans. R. Soc. A 2010;368:1891-1912
©2010 by The Royal Society
![Page 8: Vascular tissue engineering by computer-aided laser micromachining by Anand Doraiswamy, and Roger J. Narayan Philosophical Transactions A Volume 368(1917):1891-1912](https://reader030.vdocuments.net/reader030/viewer/2022032702/56649f455503460f94c67230/html5/thumbnails/8.jpg)
MTT cell viability of HA-VSMC human aortic smooth muscle cells and HAAE-1 human aortic endothelial cells for various amounts of heparin (1–1000 units ml−1); these data were normalized
with cell viability on unmodified media.
Anand Doraiswamy, and Roger J. Narayan Phil. Trans. R. Soc. A 2010;368:1891-1912
©2010 by The Royal Society
![Page 9: Vascular tissue engineering by computer-aided laser micromachining by Anand Doraiswamy, and Roger J. Narayan Philosophical Transactions A Volume 368(1917):1891-1912](https://reader030.vdocuments.net/reader030/viewer/2022032702/56649f455503460f94c67230/html5/thumbnails/9.jpg)
MTT cell viability of HA-VSMC human aortic smooth muscle cells and HAAE-1 human aortic endothelial cells for Matrigel as well as Matrigel containing 10 ng ml−1 vascular endothelial
growth factor (VEGF) and 100 units ml−1 heparin; these data were normalized ...
Anand Doraiswamy, and Roger J. Narayan Phil. Trans. R. Soc. A 2010;368:1891-1912
©2010 by The Royal Society
![Page 10: Vascular tissue engineering by computer-aided laser micromachining by Anand Doraiswamy, and Roger J. Narayan Philosophical Transactions A Volume 368(1917):1891-1912](https://reader030.vdocuments.net/reader030/viewer/2022032702/56649f455503460f94c67230/html5/thumbnails/10.jpg)
(a) Optical micrograph of HA-VSMC human aortic smooth muscle cells grown in Matrigel containing 10 ng ml−1 vascular endothelial growth factor and 100 units ml−1 heparin.
Anand Doraiswamy, and Roger J. Narayan Phil. Trans. R. Soc. A 2010;368:1891-1912
©2010 by The Royal Society
![Page 11: Vascular tissue engineering by computer-aided laser micromachining by Anand Doraiswamy, and Roger J. Narayan Philosophical Transactions A Volume 368(1917):1891-1912](https://reader030.vdocuments.net/reader030/viewer/2022032702/56649f455503460f94c67230/html5/thumbnails/11.jpg)
Optical micrograph of a stained agarose channel that was filled with HA587 human elastin.
Anand Doraiswamy, and Roger J. Narayan Phil. Trans. R. Soc. A 2010;368:1891-1912
©2010 by The Royal Society
![Page 12: Vascular tissue engineering by computer-aided laser micromachining by Anand Doraiswamy, and Roger J. Narayan Philosophical Transactions A Volume 368(1917):1891-1912](https://reader030.vdocuments.net/reader030/viewer/2022032702/56649f455503460f94c67230/html5/thumbnails/12.jpg)
(a) Optical micrograph of a fully grown HA-VSMC human aortic smooth muscle cell–Matrigel network.
Anand Doraiswamy, and Roger J. Narayan Phil. Trans. R. Soc. A 2010;368:1891-1912
©2010 by The Royal Society
![Page 13: Vascular tissue engineering by computer-aided laser micromachining by Anand Doraiswamy, and Roger J. Narayan Philosophical Transactions A Volume 368(1917):1891-1912](https://reader030.vdocuments.net/reader030/viewer/2022032702/56649f455503460f94c67230/html5/thumbnails/13.jpg)
(a) Optical micrograph of vascular network containing HAAE-1 human aortic endothelial cells, HA-VSMC human aortic smooth muscle cells, human elastin as well as Matrigel containing 10 ng
ml−1 of vascular endothelial growth factor and 100 units ml−1 of heparin.
Anand Doraiswamy, and Roger J. Narayan Phil. Trans. R. Soc. A 2010;368:1891-1912
©2010 by The Royal Society
![Page 14: Vascular tissue engineering by computer-aided laser micromachining by Anand Doraiswamy, and Roger J. Narayan Philosophical Transactions A Volume 368(1917):1891-1912](https://reader030.vdocuments.net/reader030/viewer/2022032702/56649f455503460f94c67230/html5/thumbnails/14.jpg)
(a) Live/dead stained fluorescent micrograph of vascular network containing HA-VSMC human aortic smooth muscle cells and Matrigel.
Anand Doraiswamy, and Roger J. Narayan Phil. Trans. R. Soc. A 2010;368:1891-1912
©2010 by The Royal Society