Publications

Peer Reviewed Publications

81. Strehin IA, Elisseeff JH, “Characterizing ECM production by cells encapsulated in hydrogels,” Methods Mol Biol. 2009;522:349-62.

80. Strehin I, Ambrose WM, Schein O, Salahuddin A, Elisseeff J., ”Synthesis and characterization of a chondroitin sulfate-polyethylene glycol corneal adhesive,” J Cataract Refract Surg. 2009 Mar;35(3):567-76.

79. McIntosh Ambrose W, Salahuddin A, So S, Ng S, Ponce Marquez S, Takezawa T, Schein O, Elisseeff J., ”Collagen vitrigel membranes for the in vitro reconstruction of separate corneal epithelial, stromal, and endothelial cell layers,” J Biomed Mater Res B Appl Biomater. 2009 Mar 12. Epub ahead of print.

78. Ponce Marquez S, Martinez VS, McIntosh Ambrose W, Wang J, Gantxegui NG, Schein O, Elisseeff J., “Decellularization of bovine corneas for tissue engineering applications,” Acta Biomater. 2009 Feb 11. Epub ahead of print.

77. Preiss-Bloom O, Mizrahi J, Elisseeff J, Seliktar D., “Real-time monitoring of forces response measured in mechanically stimulated tissue-engineered cartilage,” Artif Organs. 2009 Apr;33(4):318-27.

76. Hwang, NS, Elisseeff, J, “Application of stem cells for articular cartilage regeneration,” J Knee Surg, 22(1):60-71, 2009.

75. Appelman, TP, Mizrahi, J., Elisseeff, J, Seliktar, D, “The differential effect of scaffold composition and architecture on chondrocyte response to mechanical stimulation,” Biomaterials, 2009, 30(4):518.

74. Moroni L, Elisseeff JH, “Biomaterials engineered for integration,” Materials Today, 2008, 11(5):44-51.

73. Messana, J., Hwang, NS, Coburn, J, Elisseeff, JH, Zhang, Z., “Size of embryoid body influences chondrogenesis of mouse embryonic stem cells, “ J Tissue Eng Regen Med, 2008, 2(8):499-506.

72. N. Hwang, S. Varghese, H. J. Lee, Z. Zhang, Z. Ye, J Bae, L. Cheng, and J. Elisseeff, ”In vivo commitment and functional tissue regeneration using human embryonic stem cell-derived mesenchymal cells,” Proceedings of the National Academy of Sciences, 2008, 105(52):20641-6.

71. N. Hwang, S. Varghese, and J. Elisseeff, ”Derivation of chondrogenically-committed cells from human embryonic cells for cartilage tissue regeneration”, PLoSOne, 2008 3(6), p2498.

71. J Elisseeff, “Hydrogels: structure starts to gel,” Nature Materials, 2008, 7(4):271-3.

70. Yang, F, Y. Wang, Z. Zhang, B. Hsu, EW Jabs, and J. Elisseeff, “The study of abnormal bone development in Apert syndrome Fgfr2 (+/S252W) mouse using a 3D hydrogel culture model,” Bone, 43(1):55-63 (2008).

69. Hwang, N.S., Varghese, S., Li, H., and Elisseeff, J. “Extracellular microenvironment regulation of osteogenic and chondrogenic differentiation of mesenchymal stem cells” Tissue Engineering and Regenerative Medicine, Submitted.

68. Lee H.J., Chansakul, T., Slocum, C.S., Varghese, S., Hwang, N.S., Elisseeff, J. “The effect of pluripotent embryonic stem cells on chondrogenic differentiation of mesenchymal progenitor cells” Differentiation, in press.

67. Hillel AT, Taube JM, Cornish TC, Sharma B, Halushka M, McCarthy EF, Hutchins GM, Elisseeff JH. “Characterization of human mesenchymal stem cell engineered cartilage: analysis of its ultrastructure, cell density, and chondrocyte phenotype as compared to native adult and fetal cartilage”, Cell Tissues Organs, in press.

66. Hillel AT, Varghese S, Petsche J, Shamblott MJ, Elisseeff JH. “Embryonic germ cells are capable of adipogenic differentiation in vitro and in vivo.” Tissue Engineering, Aug 4, 2008 Epub ahead of print.

65. Lee, H.J., Chansakul, T., Varghese, S., Hwang, N.S., Elisseeff, J., Novel HA Binding Biomaterial, Biomaterials (submitted).

64. Lee, H.J., Yu, C., Chansakul, T., Varghese, S., Hwang, N.S., Elisseeff, J., Enhanced Chondrogenic Differentiation of Embryonic Stem Cells by Coculture with Hepatic Cells, Stem Cells and Development (in press).

63. Lee, H.J., Yu, C., Chansakul, T., Hwang, N.S., Varghese, S., Elisseeff, J., Enhanced Chondrogenesis of Mesenchymal Stem Cells in Collagen Mimetic Peptide-modified Microenvironment, Tissue Engineering Part A, 14(11):1843-51, 2008.

62. Hwang, NS, Varghese, S., and Elisseeff, J., “Controlled differentiation of stem cells,” Adv Drug Deliv Rev., 2008, 60(2):199-214.

61. Varghese S, Hwang NS, Canver AC, Theprungsirikul P, Lin DW, Elisseeff J. Chondroitin sulfate based niches for chondrogenic differentiation of mesenchymal stem cells. Matrix Biol. 2008, 581(22):4172.

60. Hwang, NSY, Varghese, S., Lee HJ, et al., “Biomaterials-directed in vivo commitment of mesenchymal cells derived from human embryonic stem cells,” FASEB J, 2007, 21(5): A145.

59. Terraciano V, Hwang N, Moroni L, Park HB, Zhang Z, Mizrahi J, Seliktar D, Elisseeff J. Differential Response of Adult and Embryonic Mesenchymal Progenitor Cells to Mechanical Compression in Hydrogels. Stem Cells. 2007, 25(11):2730-8.

58. Hwang NS, Varghese S, Puleo C, Zhang Z, Elisseeff J. Morphogenetic signals from chondrocytes promote chondrogenic and osteogenic differentiation of mesenchymal stem cells. J Cell Physiol. 2007 Aug;212(2):281-4.

57. Shyni Varghese, Angela Ferran, Nathaniel Hwang Alexander Hillel, Parnduangjai Theprungsirikul, Adam C Canver, Zijun Zhang, Michael Shamblott, John Gearhart, and Jennifer Elisseeff “Engineering musculoskeletal tissues with human embryonic germ cell derivatives”, submitted.

56. Hwang, NS, Varghese, S., Elisseeff,J., “Cartilage tissue engineering: Directed differentiation of embryonic cells in three dimensional hydrogel culture,” Methods Mol Biol, 2007, 407:351-73.

55. Hwang NS, Varghese S, Lee HJ, Theprungsirikul P, Canver A, Sharma B, Elisseeff J. Response of zonal chondrocytes to extracellular matrix-hydrogels. FEBS Lett. 2007 Sep 4;581(22):4172-8.

54. Varghese, S., Theprungsirikul, P., Ferran, A., Hwang, N.S., Canver, A., Elisseeff, J.H "Chondrogenic differentiation of human embryonic germ cell-derived cells in hydrogels," IEEE EMB Engineering in Medicine and Biology, Conf Proc IEEE Eng Med Biol Soc. 2006;1:2643-6.

53. Hwang NS, Varghese S, Zhang Z, Elisseeff J., “Chondrogenic differentiation of human embryonic stem cell-derived cells in arginine-glycine-aspartate-modified hydrogels.” Tissue Engineering 2006 Sep;12(9):2695-706

52. Zhang Z, Messana J, Hwang NS, JH Elisseeff, “Reorganization of actin filaments enhances chondrogenic differentiation of cells derived from murine embryonic stem cell”, Biochem Biophys Res Commun., 2006 Sep 22; 348(2):421-7.

51. Schmidt O, Mizrahi J, Elisseeff J, and D Seliktar, “Immobilized fibrinogen in PEG hydrogels does not improve chondrocyte-mediated matrix deposition in response to mechanical stimulation”, Biotechnol Bioeng. 2006, 95(6):1061-9.

50. Varghese S., Sahani S., Theprungsirikul P., Hwang N. S., Yarema, K., Elisseef J. H. “Glucosamine Modulates Chondrocyte Proliferation, Matrix Synthesis and Gene Expression”, Osteoarthritis Cartilage, 2007, 15(1):59-68. Rated as the fourth “hottest” paper that appeared in Osteoarth. Cartilage in the field of Medicine and Dentistry by Science Direct (http://top25.sciencedirect.com/)

49. J. Elisseeff, A. Ferran, S. Hwang, S. Varghese, Zijun Zhang, “The Role of Biomaterials in Stem Cell Differentiation: Applications in the Musculoskeletal System”, Stem Cells Dev, 2006 Jun;15(3):295-303.

48. Lee, H.J., Lee, J., Chansakul T., Yu, C., Elisseeff, J., Yu, S.M., “Collagen Mimetic Peptide-Conjugated Photopolymerizable PEG Hydrogel”, Biomaterials. 2006 Oct;27(30):5268-76.

47. Sharma B, Hui A, Khan M, Mountazirus P, Elisseeff J.H, “Mesenchymal stem cells stimulate chondrocyte function in a three-dimensional tissue model”, manuscript in revision.

46. Sharma B, Williams CG, Kim TK, Sun D, Malik A, Khan M, Leong K, Elisseeff JH. Designing zonal organization into tissue-engineered cartilage, Tissue Eng. 2007 Feb;13(2):405-14.

45. Hwang, N., Kim, M.S, Sampattavanich, S., Baek, J.H., Zhang, Z., and Elisseeff, J. “Effects of Three Dimensional Culture and Growth Factors on the Chondrogenic Differentiation of Murine Embryonic Stem Cells” Stem Cells, 2006 Feb;24(2):284-91.

44. Nathaniel S. Hwang, Shyni Varghese and Jennifer Elisseeff, “Enhanced Chondrogenic Differentiation of Murine Embryonic Stem Cells in Hydrogels with Glucosamine”, Biomaterials, 2006 Dec;27(36):6015-23.

43. Yang F, Williams CG, Wang DA, Lee H, Manson PN, Elisseeff J., “The effect of incorporating RGD adhesive peptide in polyethylene glycol diacrylate hydrogel on osteogenesis of bone marrow stromal cells,” Biomaterials, 2005, 26 (30):5991-5998.

42. Qiang Li, Jun Wang, Shilpa Shahani, Danny D.N. Sun, Blanka Sharma, Jennifer H. Elisseeff, and Kam W. Leong, “Biodegradable and photocrosslinkable phosphoester hydrogel,” Biomaterials, 2006, 27(7):1027-34.

41. L. H. Holton, Hafez Haerian, Ronald P. Silverman, Thomas Chung, Jennifer H. Elisseeff, Nelson H. Goldberg, and Sheri Slezak, Improving Long-Term Projection in Nipple Reconstruction Using Human Acellular Dermal Matrix: An Animal Model, Annals of Plastic Surgery, 2005, 55(3):304.

40. Wang, D, Cascio, B, Gurkan, I, and J. Elisseeff, “Multifunctional Chondroitin Sulfate for Tissue Integration”, Nature Materials 2007, 6(5):385-92. Featured in News and Views, Science, Commentary in Nature Materials.

39. Ramaswamy, S., DA Wang, KW Fishbein, JH Elisseeff, RG Spencer, “An analysis of the integration between articular cartilage and nondegradable hydrogel using magnetic resonance imaging,” J Biomed Mater Res B Appl Biomater, 2006, April; 77(1):144-8.

38. A. Pirouzmanesh, S. Herretes, J MG Reyes, O. Suwan-Apichon, RS Chuck, DA Wang, J. Elisseeff, WJ Stark, and A. Behrens, “Modified microkeratome-assisted posterior lamellar keratoplasty using a novel tissue adhesive as sealant”, Archives in Ophthalmology, 2006, 124(2):210-4.

37. Mikos AG, Herring SW, Ochareon P, Elisseeff J, Lu HH, Kandel R, Schoen FJ, Toner M, Mooney D, Atala A, Van Dyke ME, Kaplan D, Vunjak-Novakovic G. Engineering complex tissues. Tissue Eng. 2006 Dec;12(12):3307-39.

36. B.Sharma, C. G. Williams, M. Khan, P. Manson, and J. Elisseeff, “In vivo photoencapsulation of mesenchymal stem cells in an injectable hydrogel for cartilage tissue engineering”, Plastic and Reconstructive Surgery, 2007, 119(1):112-20.

35. Y. L. Wang, R. Xiao, F. Yang , BO Karim, A. J. Iacovelli, J.L. Cai , C.P. Lerner, J.T. Richtsmeier, J.M. Leszl, C.A. Hill, K. Yu, D.M. Ornitz, J. Elisseeff, D.L. Huso, and E.W. Jabs, “Apert syndrome FGFR2+/S252W mouse model reveals abnormal chondrogenesis and osteogenesis”, Development, 2005, 132(15):3537.

34. J MG Reyes, S. Herretes, S. Fermanian, F. Yang, DB Murphy, and J. Elisseeff, Chuck RS, “Metabolic Changes in Mesenchymal Stem Cells in Osteogenic Media Measured by Autofluorescence Spectroscopy”, Stem Cells, 2006. May;24(5):1213-7.

33. N. Garagorri, S. Fermanian, OD Schein, S. Chakravarti, and J. Elisseeff, “Keratocyte Behavior in Three-Dimensional Photopolymerizible Poly(Ethylene Glycol) Hydrogels,” Acta Biomater, 2008, 4(5):1139.

32. Sikder S., Reyes, JM, Moon CS, Suwan-apichon O., Elisseeff, JH, Chuck, RS, Noninvasive mitochondrial imaging, Photochem Photobiol., 2005, 81(6):1569-71.

31. J MG Reyes, S. Herretes, A. Pirouzmanesh, DA Wang, and J. Elisseeff, Albert Jun, MD, Peter J. McDonnell, Roy S. Chuck, Ashley Behrens, “A Modified Chondroitin Sulfate Aldehyde Adhesive for Sealing Corneal Incisions”, Invest. Ophth. Vis. Sci, 2005, 46(4):1247.

30. DA Wang, CG Williams, F. Yang, and J. Elisseeff, “Tissue-Initiated Integration of Biomaterials”, Advanced Functional Materials, 2004, 14(12): 1152-1159.

29. Miles-Thomas J, Elisseeff J, Morales N, et al., “Human stem cells in a photopolymerizable hydrogel – The next generation of engineered tissue,” Journal of Urology, 2004, 171(4):46.

28. MS Kim, NS Hwang, J. Lee, TK Kim, KW Leong, MJ Shamblott, J. Gearhart, and J. Elisseeff, “Musculoskeletal Differentiation of Cells Derived from Human Embryonic Germ Cells”, Stem Cells, 2005, 23(1):113-123.

27. J. Elisseeff, C. Puleo, F. Yang, and B. Sharma, “Advances in Skeletal Tissue Engineering with Hydrogels”, Orthod Craniofac Res, 2005, 8(3):150.

26. DA Wang, CG Williams, N. Cher, HJ Lee, B. Sharma, and J. Elisseeff, “Bioresponsive Phosphoester Hydrogels for Bone Tissue Engineering”, Tissue Engineering, 2005, 11(1/2):201.

25. CG Williams, A. Malik, TK Kim, P. Manson, and J. Elisseeff, ‘Variable Cytocompatibility of Six Cell Lines with Photoinitiators used for Polymerizing Hydrogels and Cell Encapsulation”, Biomaterials, 2005, 26:1211-8.

24. Elisseeff, J. “Regenerating organized tissues and understanding cell-cell interactions,” FASEB J, 2004, 18(4):A405-6.

23. J. Elisseeff, “Injectable Cartilage Tissue Engineering,” Expert Opinion on Biological Therapy, 2004, 4(12):1849.

22. J. Elisseeff, “Embryonic Stem Cells: More Potential for Impact”, Trends in Biotechnology, 2004, 22(4):155.

21. B. Sharma and J. Elisseeff, “Engineering structurally organized cartilage and bone tissues”, Annals of Biomedical Engineering, 2004, 32(1):148-59.

20. A. Alhadlaq, J. Elisseeff, L. Hong, CG Williams, AI Caplan, B. Sharma, D. Lennon, RA Kopher, S. Tomakoria, PA Clark, RV Patel, NT Lewis, A. Peptan, S. Chaieb, S. Shah, and J. Mao, “Adult StemCell Driven Genesis of Human-Shaped Articular Condyle”, Annals of Biomedical Engineering, 2004, 32(7):911-23.

19. Q. Li, CG Williams, DN Sun, J. Wang, DA Wang, B. Sharma, KW Leong, and J. Elisseeff, “Photocrosslinkable polysaccharides based on chondroitin sulfate for tissue engineering”, Journal of Biomedical Materials Research, 2004, 68A(1):28-33.

18. Wang DA, Williams CG, Li Q, Sharma B, Elisseeff JH., “Synthesis and characterization of a novel degradable phosphate-containing hydrogel.” Biomaterials. 2003 Oct;24(22):3969-80.

17. Kim TK, Sharma B, Williams CG, Ruffner MA, Malik A, McFarland EG, Elisseeff JH., “Experimental model for cartilage tissue engineering to regenerate the zonal organization of articular cartilage.” Osteoarthritis Cartilage. 2003 Sep;11(9):653-64.

16. L. Lum, N. Cher, CG Williams, and J. Elisseeff, “An extracellular matrix extract for tissue-engineered cartilage”, IEEE EMB Engineering in Medicine and Biology, 2003, 22(5):71-6.

15. DA Wang, CG Williams, Q. Li, B. Sharma, and J. Elisseeff, “Synthesis and Characterization of a Novel Degradable Phosphate-containing Hydrogel”, Biomaterials, 2003, 24(22):3969-3980.

14. CG Williams, TK Kim, A. Taboas, A. Malik, P. Manson, and J. Elisseeff, “In Vitro Chondrogenesis of Bone Marrow-Derived Mesenchymal Stem Cells in a Photopolymerizing Hydrogel”, Tissue Engineering, 2003, 9(4):679-88.

13. Q. Li, DA Wang, and J. Elisseeff, “Heterogenous-phase Reaction of Glycidyl Methacrylate and Chondroitin Sulfate: Mechanism of Ring-open and Transesterification Competition”, Macromolecules, 2003, 36(7):2556-2562.

12. DA Wang, LX Feng, J. Ji, YH Sun, XX Zheng, and J. Elisseeff, "Novel Human Endothelial Cell-engineered Polyurethane Biomaterials for Cardiovascular Biomedical Applications ", J. Biomed. Mater. Res., 2003, 65A(4):498-510.

11. DA Wang, J. Ji, YH Sun, JC Shen, LX Feng, and J. Elisseeff, "In situ Immobilization of Proteins and RGD Peptide on Polyurethane Surfaces via Poly(ethylene oxide) Coupling-polymers for Human Endothelial Cell Growth", Biomacromolecules, 2002, 3(6):1286-95.

10. J. Elisseeff, A. Lee, HK Kleinman, and Y. Yamada, “Biological Response of Chondrocytes to Hydrogels”, Annals of the New York Academy of Sciences, 2002, 961:118-22.

9. KS Anseth, PJ Martens, AT Metters, SJ Bryant, J. Elisseeff, and CN Bowman, “In situ forming degradable networks and their application in tissue engineering and drug delivery”, J Control Release, 2002, 78(1-3):199-209.

8. J. Elisseeff, W. McIntosh, K. Fu, T. Blunk and R. Langer, "Controlled Released IGF-I and TGF- on Bovine Chondrocytes Encapsulated in a Photopolymerizing Hydrogel", Journal of Orthopedic Research, 2001, 19(6):1098-104.

7. J. Elisseeff, W. McIntosh, K. Anseth, S. Riley, P. Ragan, and R. Langer, "Photoencapsulation of chondrocytes in Poly(ethylene oxide)-based Semi Interpenetrating Networks", Journal of Biomedical Materials Research, 2000, 51(2):164-71.

6. J. Elisseeff, K. Anseth, W. McIntosh, D. Sims, M. Randolph, M. Yaremchuk, and R. Langer, “Transdermal Photopolymerization of PEO-Based Injectable Hydrogels for Tissue Engineering Cartilage", Plastic and Reconstructive Surgery, 1999, 104(4):1014-1022.

5. J. Elisseeff, K. Anseth, W. McIntosh, D. Sims, M. Randolph and R. Langer, “Transdermal Photopolymerization for Minimally Invasive Implantation", Proc. Nat. Acad. Sci., USA, 1999, 96(6):3104.

4. RP Silverman, J. Elisseeff, D. Passaretti, W. Huang, MA Randolph and MJ Yaremchuck, “Transdermally Photopolymerized Adhesive for Seroma Prevention”, Plastic and Reconstructive Surgery, 1999, 103:531-535.

3. V. Ting, CD Sims, LE Brecht, JG Kasabian, AK Connelly, J. Elisseeff, GK Gittes, and MT Longaker, “In vitro prefabrication of human cartilage shapes using fibrin glue and human chondrocytes.” Ann Plast Surg, 1998, 40(4):413-420.

2. T. Hadlock, J. Elisseeff, R. Langer, J. Vacanti, and M. Cheney, “A Tissue-Engineered Conduit for Facial Nerve Repair”, Arch Otolaryngol Head Neck Surg, 1998, 124(10):1081-6.

1. J. Elisseeff, K. Anseth, R. Langer, and J. Hrkach, "Synthesis and Characterization of Photocrosslinked Polymers Based on Poly(L-lactic acid-co-L-aspartic acid)”, Macromolecules, 1997, 30(7):2181-2184.

Books

“Scaffolding in Tissue Engineering” JH Elisseeff and P Ma (editors), Marcel Dekker, 2005.

Other Reviews and Book Chapters

15. Varghese, S. and Elisseeff, J. H., “Hydrogels for Musculoskeletal Tissue Engineering”, Polymers for regenerative medicine, 2006, 95-144.

14. Lee, H.J., Varghese, S., Hwang, N., Elisseeff, J., Nanoengineered Hydrogels for Stem Cell Cartilage Tissue Engineering, Micro- and Nanoengineering of the Cell Microenvironment: Technologies and Applications, Artech House Publishing Inc.

12. Hillel AT, Shah P, Elisseeff JH. “Hydrogels.” Biomedical Polymers. Ed. Jenkins M. Cambridge, England, Woodhead.

11. Shah P, Hillel AT, Elisseeff JH. “Cartilage Tissue Engineering.” Principles of Regenerative Medicine. Eds. Atala A, Lanza R, Thomson JA, Nerem RM. Philadelphia, Elsevier.

10. Hwang, N., Varghese, S., and Elisseeff, J. “Cartilage Tissue Engineering: Directing Differentiation of Embryonic Stems Cells in Three-Dimensional Culture,” Humana Press: Methods in Molecular Biology-Stem Cell assays (in press).

9. J. Elisseeff, TK Kim, M. Ruffner and CG Williams, “Cellular Photoencapsulation in Hydrogels”, Chapter 9, in Culture of Cells for Tissue Engineering. Ian Freshney and Gordana Vunjak-Novakovic (ed), John Wiley and Sons, 2006.

7. F, Yang, J. Elisseeff, “Cartilage Tissue Engineering”. Biomedical Engineering Handbook, Tissue Engineering Section, in press.

6. L. Lum and J. Elisseeff, "Injectable hydrogels for cartilage tissue engineering". In Ashammakhi N and Waris T (Eds.), Topics in Tissue Engineering. [ebook] http://www.tissue-engineering-oc.com.

5. DA Wang and J. Elisseeff, "Photopolymerization", In “Encyclopedia of Biomaterials and Biomedical Engineering” (EBBE), Wnek, G. E., Bowlin G. L., Eds; Marcel Dekker, Inc.: New York (2004) p.1212-1225.

4. J. Elisseeff, “Tissue Engineering”, in McGraw-Hill, Yearbook of Science and Technology (2004).

3. J. Elisseeff, R. Langer and Y. Yamada, “Biomaterials for Tissue Engineering,” in Tissue Engineering and Biodegradable Equivalents: Scientific and Clinical Applications. Lewandrowski, Wise, Trantolo, Gresser, Yaszemski and Altobelli, (ed), 2002.

2. S. Bryant, P. Martens, J. Elisseeff, M. Randolph, R. Langer, and K. Anseth , in Chemical and Physical Networks: Formation and Control of Properties, “Transtissue Photopolymerization of Poly(Vinyl Alcohol) Hydrogels,” The Wiley Polymer Networks Group Review Series, Vol. 2, edited by B.T. Stokke and A. Elgsaeter (Wiley, New York, 1999) p.395

1. J. Elisseeff, K. Anseth, W. McIntosh, and R. Langer, "Cogelation of Hydrolyzable Cross-Liners and Poly(ethylene oxide) Dimethacrylate and Their Use as Controlled Release Vehicles", Intellingent Materials for Controlled Release, ACS Symposium Series 728, Ch. 1, S. Dinh, J. DeNuzzio and A. Comfort (ed.), 1999.