Adamo, Luigi, Naveiras, Olaia, Wenzel, Pamela L., McKinney-Freeman, Shannon, et al. 2009. “Biomechanical Forces Promote Embryonic Haematopoiesis,” Nature 459: 1131–5.CrossRefGoogle ScholarPubMed

Agich, George J. 2001. “Ethics and Innovation in Medicine,” Journal of Medical Ethics 27: 295–6.Google ScholarPubMed

Ahrlund-Richter, Lars, De Luca, Michele, Marshak, Daniel R., Munsie, Megan, Veiga, Anna, and Rao, Mahendra. 2009. “Isolation and Production of Cells Suitable for Human Therapy: Challenges Ahead,” Cell Stem Cell 4: 20–6.CrossRefGoogle ScholarPubMed

Allday, Erin. 2011. “Stem Cell Injection May Help Katie Sharify.” San Francisco Chronicle. December 14.Google Scholar

Allen, Colin. 2010. “Animal Consciousness.” In Stanford Encyclopedia of Philosophy, ed. Edward N. Zalta. Stanford, CA: CSLI Metaphysics Research Lab. Available at (accessed June 3, 2010).

Allen, Colin, and Bekoff, Marc. 1997. Species of Mind: The Philosophy and Biology of Cognitive Ethology. Cambridge MA: MIT Press.Google Scholar

Amariglio, Ninette, Hirshberg, Abraham, Scheithauer, Bernd W., Cohen, Yoram, et al. 2009. “Donor-Derived Brain Tumor Following Neural Stem Cell Transplantation in an Ataxia Telangiectasia Patient,” PLoS Med. 6. Available at (accessed January 11, 2010).CrossRefGoogle Scholar

Anderson, James A., and Kimmelman, Jonathan. 2010. “Extending Clinical Equipoise to Phase 1 Trials Involving Patients: Unresolved Problems,” Kennedy Institute of Ethics Journal 20: 75–98.CrossRefGoogle ScholarPubMed

Andrews, Kristin. 2011. “Animal Cognition.” In Stanford Encyclopedia of Philosophy, ed. Edward N. Zalta. Stanford, CA: CSLI Metaphysics Research Lab. Available at (accessed June 5, 2010).

Ansami, Nicole, Branch, Robert, Fedutes-Henderson, Bethany, Smitherman, Thomas, et al. 2006. “Innovative Off-Label Medication Use,” American Journal of Medical Quality 21: 246–54.CrossRefGoogle Scholar

Appelbaum, Paul S., Roth, Loren H., and Lidz, Charles. 1982. “The Therapeutic Misconception: Informed Consent in Psychiatric Research,” International Journal of Law and Psychiatry 5: 319–29.CrossRefGoogle ScholarPubMed

Appelbaum, Paul S., Roth, Loren H., Lidz, Charles, Benson, P., et al. 1987. “False Hopes and Best Data: Consent to Research and the Therapeutic Misconception,” Hastings Center Report 17: 20–4.CrossRefGoogle ScholarPubMed

Aquinas, Thomas. 1274/1948. Summa Theologiae. New York: Benziger Bros.Google Scholar

Associated Press. 2007. “Bush Remarks on Stem Cell Research.” June 20, 2007.

Barresi, John, and Moore, Chris. 1996. “Intentional Relations and Social Understanding,” Behavioral and Brain Sciences 19: 107–54.CrossRefGoogle Scholar

Barrilleaux, Bonnie, and Knoepfler, Paul S.. 2011. “Inducing iPSCs to Escape the Dish,” Cell Stem Cell 9: 103–11.CrossRefGoogle ScholarPubMed

Bartlett, Robert. 1986. Trial by Fire and Water: The Medieval Juridical Ordeal. New York: Oxford University Press.Google Scholar

Baylis, Françoise, and Fenton, Andrew. 2007. “Chimera Research and Stem Cell Therapies for Human Neurodegenerative Disorders,” Cambridge Quarterly of Healthcare Ethics 16: 195–208.CrossRefGoogle ScholarPubMed

Behringer, Richard R. 2007. “Human-Animal Chimeras in Biomedical Research,” Cell Stem Cell 1: 259–62.CrossRefGoogle ScholarPubMed

Berg, Jessica, and Deming, Nicole. 2011. “New Rules for Research with Human Participants?” Hastings Center Report 41: 10–11.CrossRefGoogle ScholarPubMed

Berg, Paul, Baltimore, David, Brenner, Sydney, Roblin, Richard O., et al. 1975. “Summary Statement of the Asilomar Conference on Recombinant DNA Molecules,” Proceedings of the National Academy of Sciences 72: 1981–4.CrossRefGoogle ScholarPubMed

Bianchi, Diana W., Zickwolf, Gretchen K., Weil, Gary J., Sylvester, Shelly, et al. 1996. “Male Fetal Progenitor Cells Persist in Maternal Blood for as Long as 27 Years Postpartum,” Proceedings of the National Academy of Sciences 93: 705–8.CrossRefGoogle Scholar

Biffl, Walter L., Spain, David A., Reitsma, Angelique M., Minter, Rebecca M., et al. 2008. “Responsible Development and Application of Surgical Innovations: A Position Statement of the Society of University Surgeons,” Journal of the American College of Surgeons 206: 1204–9.CrossRefGoogle ScholarPubMed

Bonyhadi, M. L., and Kaneshima, H.. 1997. “The SCID-hu Mouse: An in vivo Model for HIV-1 Infection in Humans,” Molecular Medicine Today 3: 246–53.CrossRefGoogle Scholar

Breitbach, Martin, Bostani, Toktam, Roell, Wilhelm, Xia, Ying, et al. 2007. “Potential Risks of Bone Marrow Cell Transplantation into Infarcted Hearts,” Blood 110: 1362–9.CrossRefGoogle ScholarPubMed

Brons, Gabrielle M., Smithers, Lucy E., Trotter, Matthew W., Rugg-Gunn, Peter, et al. 2007. “Derivation of Pluripotent Epiblast Stem Cells from Mammalian Embryos,” Nature 448: 191–5.CrossRefGoogle ScholarPubMed

Brustle, Oliver, Choudhary, Khalid, Karram, Khalad, Huttner, Anita, et al. 1998. “Chimeric Brains Generated by Intraventricular Transplantation of Fetal Human Brain Cells into Embryonic Rats,” Nature Biotechnology 16: 1040–4.CrossRefGoogle ScholarPubMed

Call, Josep, and Tomasello, Michael. 2008. “Does the Chimpanzee Have a Theory of Mind? 30 Years Later,” Trends in Cognitive Sciences 12: 187–92.CrossRefGoogle ScholarPubMed

Callahan, Daniel. 2003. “Bioethics.” In Encyclopedia of Bioethics, 3rd ed., ed. Post, Stephen G.. New York: Macmillan Press.Google Scholar

Camp, Elisabeth. 2009. “A Language of Baboon Thought?” In Philosophy of Animal Minds, ed. Lurz, Robert. New York: Cambridge University Press.Google Scholar

Campbell, Joseph. 1991. The Masks of God, Vol. 4:Creative Mythology. New York: Penguin Books.Google Scholar

Candland, Douglas Keith. 1993. Feral Children and Clever Animals: Reflections on Human Nature. New York: Oxford University Press.Google Scholar

Carrel, Alexis, and Burrows, Montrose. 1911. “Cultivation of Tissues in Vitro and Its Technique,”Journal of Experimental Medicine 13: 387–96.CrossRefGoogle Scholar

Catalina, Puri, Montes, Rosa, Ligero, Gertru, Sanchez, Laura, et al. 2008. “Human ESCs Predisposition to Karyotypic Instability: Is a Matter of Culture Adaptation or Differential Vulnerability among hESC Lines Due to Inherent Properties?” Molecular Cancer 7: 76.CrossRefGoogle ScholarPubMed

Caulfield, Timothy, and Rachul, C.. 2011. “Science Spin: iPS Cell Research in the News,” Clinical Pharmacology and Therapeutics 89: 644–6.CrossRefGoogle ScholarPubMed

Chang, Ruth. 1997. “Introduction.” In Incommensurability, Incomparability, and Practical Reason, ed. Chang, Ruth. Cambridge, MA: Harvard University Press.Google Scholar

Chomsky, Noam. 1968. Language and Mind. New York: Harcourt, Brace and World.CrossRefGoogle Scholar

Chomsky, Noam 1980. “Human Language and Other Semiotic Systems.” In Speaking of Apes: A Critical Anthology of Two-Way Communication with Man, ed. Sebeok, T. A. and Umiker-Sebeok, J.. New York: Plenum Press.Google Scholar

Cohen, Cynthia B. 2007. Renewing the Stuff of Life: Stem Cells, Ethics, and Public Policy. New York: Oxford University Press.Google Scholar

Cohen, Glenn I. 2010. “Medical Tourism: The View from Ten Thousand Feet (Policy and Politics),” Hastings Center Report 40: 11.CrossRefGoogle Scholar

Coleman, Carl H., Menikoff, Jerry A., Goldner, Jesse A., and Dubler, Nancy N.. 2005. The Ethics and Regulation of Research with Human Subjects. San Francisco: The LexisNexis Group.Google Scholar

Cosgrove, Delos M. 2008. “Ethics in Surgical Innovation: Vigorous Discussion Will Foster Future Progress,” Cleveland Clinic Journal of Medicine Supplement 6: S6.CrossRefGoogle Scholar

Cowan, Chad A., Atienza, Jocelyn, Melton, Douglas A., and Eggan, Kevin. 2005. “Nuclear Reprogramming of Somatic Cells after Fusion with Human Embryonic Stem Cells,” Science 309: 1369–73.CrossRefGoogle ScholarPubMed

Crockin, Susan L. 2010. “A Legal Defenses for Compensating Research Egg Donors,” Cell Stem Cell 6: 99–102.CrossRefGoogle Scholar

Cronin, David C., Millis, J. Michael, and Siegler, Mark. 2001. “Transplantation of Liver Grafts from Living Donors into Adults – Too Much, Too Soon,” New England Journal of Medicine 344: 1633–7.CrossRefGoogle ScholarPubMed

Daley, George Q. 2010. “Stem Cells: Roadmap to the Clinic,” Journal of Clinical Investigation 120: 8–10.CrossRefGoogle ScholarPubMed

Daley, George Q. 2011. “Imperfect Yet Striking,” Nature 478: 40–1.CrossRefGoogle Scholar

Daley, George Q., Ahrlund-Richter, Lars, Auerbach, Jonathan M., Benvenisty, Nissim, et al. 2007. “The ISSCR Guidelines for Human Embryonic Stem Cell Research,” Science 315: 603–4.CrossRefGoogle ScholarPubMed

Daniels, Norman. 1996. Justice and Justification. New York: Cambridge University Press.CrossRefGoogle Scholar

Davidson, Donald. 1982. “Rational Animals,” Dialectica 36: 317–28.CrossRefGoogle Scholar

De Coppi, Paolo, Bartsch, Georg, Siddiqui, M. Minhaj, Xu, Tao, et al. 2007. “Isolation of Amniotic Stem Cell Lines with Potential for Therapy,” Nature Biotechnology 25: 100–6.CrossRefGoogle ScholarPubMed

Department of Health, Education and Welfare. 1979. Report of the National Commission for the Protection of Human Subjects of Biomedical and Behavioral Research (The Belmont Report). 44 Fed. Reg. 23, 192.

Descartes, Rene. 1637/1998. Discourse on the Method, 3rd ed. Cress, Donald A., trans. Indianapolis, IN: Hackett Publishing Company.Google Scholar

Dickenson, Donna. 2008. Body Shopping: The Economy Fuelled by Flesh and Blood. Oxford: Oneworld Publications.Google Scholar

Dimos, John T., Rodolfa, Kit T., Niakan, Kathy K., Weisenthal, Laurin M., et al. 2008. “Induced Pluripotent Stem Cells Generated from Patients with ALS Can Be Differentiated into Motor Neurons,” Science 321: 1218–21.CrossRefGoogle ScholarPubMed

Dresser, Rebecca, and Frader, Joel. 2009 “Off-Label Prescribing: A Call for Heightened Professional and Government Oversight,” Journal of Law, Medicine & Ethics 37: 476–86.CrossRefGoogle Scholar

Dworkin, Gerald. 1970. “Acting Freely,” Nous 4: 367–83.CrossRefGoogle Scholar

Dworkin, Ronald. 1978. Taking Rights Seriously. Cambridge, MA: Harvard University Press.Google Scholar

Easton, M. C. 1897/2006. Illustrated Bible Dictionary. New York: Cosimo Classics.Google Scholar

Eder, M. L., Yamokoski, A. D., Wittmann, P.W., and Kodish, E. D.. 2007. “Improving Informed Consent: Suggestions from Parents of Children with Leukemia,” Pediatrics 119: 849–59.CrossRefGoogle ScholarPubMed

Egli, Dieter, Rosains, Jacqueline, Birkhoff, Garret, and Eggan, Kevin. 2007. “Developmental Reprogramming after Chromosome Transfer into Mitotic Mouse Zygotes,” Nature 447: 679–85.CrossRefGoogle ScholarPubMed

Egli, Dieter, Chen, Alice E., Saphier, Genevieve, Powers, Douglas, et al. 2011. “Impracticality of Egg Donor Recruitment in the Absence of Compensation,” Cell Stem Cell 9: 293–4.CrossRefGoogle ScholarPubMed

Emanuel, Ezekiel J. 2004. “Ending Concerns about Undue Inducement,” Journal of Law, Medicine & Ethics 32: 100–5.CrossRefGoogle ScholarPubMed

Flax, Jonathan D., Aurora, Sanjay, Yang, Chunhua, Simonin, Clemence, et al. 1998. “Engraftable Human Neural Stem Cells Respond to Development Cues, Replace Neurons, and Express Foreign Genes,” Nature Biotechnology 16: 1033–9.Google ScholarPubMed

Foot, Philippa. 2001. Natural Goodness. Oxford: Oxford University Press.CrossRefGoogle Scholar

Frank, Natasha Y., Schatton, Tobias, and Frank, Markus H.. 2010. “The Therapeutic Promise of the Cancer Stem Cell Concept,” Journal of Clinical Investigation 120: 41–50.CrossRefGoogle ScholarPubMed

Frankfurt, Harry. 1971. “Freedom of the Will and the Concept of a Person,” Journal of Philosophy 68: 5–20.CrossRefGoogle Scholar

Freed, Curt R., Greene, Paul E., Breeze, Robert E., Tsai, Wei-Yann, et al. 2001. “Transplantation of Embryonic Dopamine Neurons for Severe Parkinson’s Disease,” New England Journal of Medicine 344: 710–19.CrossRefGoogle ScholarPubMed

Freedman, Benjamin. 1987. “Equipoise and the Ethics of Clinical Research,” New England Journal of Medicine 317: 141–5.CrossRefGoogle ScholarPubMed

Gallup, Gordon G. 1970. “Chimpanzees: Self-Recognition,” Science 167: 341–3.CrossRefGoogle Scholar

Gallup, Gordon G., Anderson, James R., and Shillito, Daniel J.. 2002. “The Mirror Test.” In The Cognitive Animal: Empirical and Theoretical Perspectives on Animal Cognition, ed. Bekoff, Marc, Allen, Colin, and Burghardt, Gordon. Cambridge, MA: MIT Press.Google Scholar

Gardner, Beatrix T., and Gardner, R. Allen. 1971. “Two-Way Communication with an Infant Chimpanzee.” In Behavior of Nonhuman Primates, ed. Schrier, A. M. and Stollnitz, F.. New York: Academic Press.Google Scholar

Garner, Richard L. 1896. Apes and Monkeys. London: Osgood and McIlvaine.Google Scholar

Gillick, Muriel R. 2009. “Controlling Off-Label Medication Use,” Annals of Internal Medicine 150: 344–7.CrossRefGoogle ScholarPubMed

Goldstein, Ronald S., Drukker, Micha, Reubinoff, Benjamin E., and Benvenisty, Nissim. 2002. “Integration and Differentiation of Human Embryonic Stem Cells Transplanted to the Chick Embryo,” Developmental Dynamics 225: 80–6.CrossRefGoogle ScholarPubMed

Greene, Mark, Schill, Kathryn, Takahashi, Shoji, Bateman-House, Alison, et al. 2005. “Moral Issues in Human-Non-Human Primate Neural Grafting,” Science 309: 385–6.CrossRefGoogle ScholarPubMed

Griffin, James. 1997. “Incommensurability: What’s the Problem?” In Incommensurability, Incomparability, and Practical Reason, ed. Chang, Ruth. Cambridge, MA: Harvard University Press.Google Scholar

Gurdon, J. B., Elsdale, T. R., and Fischberg, M.. 1958. “Sexually Mature Individuals of Xenopus laevis from the Transplantation of Single Somatic Nuclei,” Nature 182: 64–5.CrossRefGoogle ScholarPubMed

Habermas, Jürgen. 1987. The Philosophical Discourse of Modernity. Lawrence, Frederick, trans. Cambridge: Cambridge University Press.Google Scholar

Halme, Dina G., and Kessler, David A.. 2006. “FDA Regulation of Stem-Cell-Based Therapies,” New England Journal of Medicine 355: 1730–5.CrossRefGoogle ScholarPubMed

Hamilton, Edith. 1942/1998. Mythology. New York: Little, Brown, and Company.Google Scholar

Harrison, Ross. 1907. “Observations on the Living Developing Nerve Fiber,” Proceedings of the Society for Experimental Biology and Medicine 4: 140–3.CrossRefGoogle Scholar

Hasegawa, Kouichi, Pomeroy, Jordan E., and Pera, Martin F.. 2010. “Current Technology for the Derivation of Pluripotent Stem Cell Lines From Human Embryos,” Cell Stem Cell 6: 521–31.CrossRefGoogle ScholarPubMed

Hauser, Marc D., Chomsky, Noam, and Fitch, W. Tecumseh. 2002. “The Faculty of Language: What Is It, Who Has It, and How Did It Evolve?” Science 298: 1569–79.CrossRefGoogle ScholarPubMed

Hayes, Catherine. 1951. The Ape in Our House. New York: Harper.Google Scholar

Healy, Sue D., and Braithwaite, Victoria. 2000. “Cognitive Ecology: A Field of Substance?” Trends in Ecology and Evolution 15: 22–6.CrossRefGoogle ScholarPubMed

Hegel, G. W. F. 1821/1991. Elements of the Philosophy of Right. Nisbet, H. B., trans. Wood, Allen W., ed. Cambridge: Cambridge University Press.Google Scholar

Hoehn, Margaret, and Yahr, Melvin. 1967. “Parkinsonism: Onset, Progression and Mortality.” Neurology 17: 427–42.CrossRefGoogle ScholarPubMed

Huang, Pengyu, He, Zhiying, Ji, Shuyi, Sun, Huawang, et al. 2011. “Induction of Functional Hepatocyte-like Cells from Mouse Fibroblasts by Defined Factors,” Nature 475: 386–9.CrossRefGoogle ScholarPubMed

Hyun, Insoo. 2001. “Authentic Values and Individual Autonomy,” Journal of Value Inquiry 35: 195–208.CrossRefGoogle Scholar

Hyun, Insoo 2002. “Waiver of Informed Consent, Cultural Sensitivity, and the Problem of Unjust Families and Traditions,” Hastings Center Report 32: 14–22.CrossRefGoogle ScholarPubMed

Hyun, Insoo 2006a. “Magic Eggs and the Frontier of Stem Cell Science,” Hastings Center Report 36: 16–19.CrossRefGoogle ScholarPubMed

Hyun, Insoo 2006b. “Fair Payment or Undue Inducement?” Nature 442: 629–30.CrossRefGoogle ScholarPubMed

Hyun, Insoo 2008. “Stem Cells from Skin Cells: The Ethical Questons,” Hastings Center Report 38: 20–2.CrossRefGoogle Scholar

Hyun, Insoo 2010. “Allowing Room for Innovative Stem Cell–Based Therapies outside Clinical Trials: Ethical and Practical Challenges,” Journal of Law, Medicine & Ethics 38: 277–85.CrossRefGoogle Scholar

Hyun, Insoo 2011a. “The Bioethics of iPS Cell-Based Drug Discovery,” Clinical Pharmacology and Therapeutics 38: 646–7.CrossRefGoogle Scholar

Hyun, Insoo 2011b. “Moving Human SCNT Research Forward Ethically,” Cell Stem Cell 9: 295–7.CrossRefGoogle ScholarPubMed

Hyun, Insoo, and Jung, Kyu Won. 2006. “Human Research Cloning, Embryos, and Embryo-Like Artifacts,” Hastings Center Report 36: 34–41.CrossRefGoogle ScholarPubMed

Hyun, Insoo, Li, Wenlin, and Ding, Sheng. 2010. “Scientific and Ethical Reasons Why iPS Cell Research Must Proceed with Human Embyonic Stem Cell Research,” Stanford Journal of Law, Science & Policy, November 2010. Available at (accessed November 7, 2010).Google Scholar

Hyun, Insoo, Hochedlinger, Konrad, Jaenisch, Rudolf, and Yamanaka, Shinya. 2007. “New Advances in iPS Cell Research Do Not Obviate the Need for Human Embryonic Stem Cells,” Cell Stem Cell 1: 367–8.CrossRefGoogle Scholar

Hyun, Insoo, Lindvall, Olle, Ahrlund-Richter, Lars, Cattaneo, Elena, et al. 2008. “New ISSCR Guidelines Underscore Major Principles for Responsible Translational Stem Cell Research,” Cell Stem Cell 3: 607–9.CrossRefGoogle ScholarPubMed

Hyun, Insoo, Taylor, Patrick, Testa, Giuseppe, Dickens, Bernard, et al. 2007. “Ethical Standards for Human-to-Animal Chimera Experiments in Stem Cell Research,” Cell Stem Cell 1: 159–63.CrossRefGoogle ScholarPubMed

Ieda, Masaki, Fu, Ji-Dong, Delgado-Olguin, Paul, Vedantham, Vasanth, et al. 2010. Cell 142: 375–86.

Inoue, H., and Yamanaka, Shinya. 2011. “The Use of Induced Pluripotent Stem Cells in Drug Development,” Clinical Pharmacology & Therapeutics 89: 655–61.CrossRefGoogle ScholarPubMed

Institute of Medicine. 2011. Chimpanzees in Biomedical and Behavioral Research: Assessing the Necessity. Washington, DC: The National Academies Press.Google Scholar

International Society for Stem Cell Research. 2006. Guidelines for the Conduct of Human Embryonic Stem Cell Research. Available at (accessed December 1, 2011).

International Society for Stem Cell Research 2008a. Guidelines for the Clinical Translation of Stem Cells. Available at (accessed August 4, 2011).

International Society for Stem Cell Research 2008b. “Researchers Tout Need for All Forms of Stem Cell Research.” September 3, 2008. Available at (accessed September 4, 2008).

James, Daylon, Noggle, Scott A., Swigut, Tomasz, and Brivanlou, Ali H.. 2006. “Contribution of Human Embryonic Stem Cells to Mouse Blastocysts,” Developmental Biology 295: 90–102.CrossRefGoogle ScholarPubMed

Jonsen, Albert R. 1998. The Birth of Bioethics. New York: Oxford University Press.Google Scholar

Jullien, Jerome, Pasque, Vincent, Halley-Stott, Richard P., Miyamoto, Kei, et al. 2011. “Mechanisms of Nuclear Reprogramming by Eggs and Oocytes: A Deterministic Process?” Nature Reviews Molecular Cell Biology 12: 453–9.CrossRefGoogle ScholarPubMed

Kaitin, K. I. 2008. “Obstacles and Opportunities in New Drug Development,” Clinical Pharmacology & Therapeutics 83: 210–12.CrossRefGoogle ScholarPubMed

Kaminski, Juliane, Call, Josep, and Tomasello, Michael. 2008. “Chimpanzees Know What Others Know, But Not What They Believe,” Cognition 109: 224–34.CrossRefGoogle Scholar

Kant, Immanuel. 1785/1959. Groundwork of the Metaphysics of Morals. Paton, H. J., trans. London: Harper.Google Scholar

Karpowicz, Phillip, Cohen, Cynthia B., and van der Kooy, Derek. 2004. “It Is Ethical to Transplant Human Stem Cells into Nonhuman Embryos,” Nature Medicine 10: 331–5.CrossRefGoogle ScholarPubMed

Karpowicz, Phillip, Cohen, Cynthia B., and van der Kooy, Derek 2005. “Developing Human-Nonhuman Chimeras in Human Stem Cell Research: Ethical Issues and Boundaries,” Kennedy Institute of Ethics Journal 15: 107–34.CrossRefGoogle ScholarPubMed

Kass, Leon R. 2002. Life, Liberty and the Defense of Dignity: The Challenge for Bioethics. San Francisco: Encounter Books.Google Scholar

Kass, Leon R. 2008. “Defending Life and Dignity.” Weekly Standard 13. February 25, 2008.

Katsnelson, Alla. 2011. “Why Fake It? How ‘Sham’ Brain Surgery Could Be Killing Off Valuable Therapies for Parkinson’s Disease,” Nature 476: 143–4.Google Scholar

Kawai, Tatsuo, Cosimi, A. Benedict, Spitzer, Thomas R., Tolkoff-Rubin, Nina, et al. 2008. “HLA-Mismatched Renal Transplantation without Maintenance Immunosuppression,” New England Journal of Medicine 358: 353–61.CrossRefGoogle ScholarPubMed

Kellogg, W. N., and Kellogg, L. A.. 1933. The Ape and the Child: A Study of Environmental Influence upon Early Behavior. New York: McGraw-Hill.Google Scholar

Kerenyi, Carl. 1978. The Heroes of the Greeks. Rose, H. L., trans. New York: Thames and Hudson.Google Scholar

Kerr, Douglas A., Llado, Jeronia, Shamblott, Michael J., Maragakis, Nicholas J., et al. 2003. “Human Embryonic Germ Cell Derivatives Facilitate Motor Recovery of Rats with Diffuse Motor Neuron Injury,” Journal of Neuroscience 23: 5131–40.CrossRefGoogle ScholarPubMed

Kim, Dohoon, Kim, Chun-Hyung, Jung-Il Moon, JI, Chung, Young-Gie, et al. 2009. “Generation of Human Induced Pluripotent Stem Cells by Direct Delivery of Reprogramming Proteins,” Cell Stem Cell 4: 472–6.CrossRefGoogle ScholarPubMed

Kim, K., Doi, A., Wen, B., Ng, K., et al. 2010. “Epigenetic Memory of Induced Pluripotent Stem Cells,” Nature 467: 285–90.CrossRefGoogle ScholarPubMed

Kim, Scott Y. H., Frank, Samuel, Holloway, Robert, Zimmerman, Carol, et al. 2005. “Science and Ethics of Sham Surgery: A Survey of Parkinson Disease Clinical Researchers,” Archives of Neurology 62: 1357–60.CrossRefGoogle ScholarPubMed

Kiskinis, Evangelos, and Eggan, Kevin. 2010. “Progress toward the Clinical Application of Patient-Specific Pluripotent Stem Cells,” Journal of Clinical Investigation 120: 51–9.CrossRefGoogle ScholarPubMed

Klitzman, Robert, and Sauer, Mark V.. 2009. “Payment of Egg Donors in Stem Cell Research in the USA,” Reproductive BioMedicine Online 18: 603–8.CrossRefGoogle ScholarPubMed

Koch, Philipp, Kokaia, Zaal, Lindvall, Olle, and Brustle, Oliver. 2009. “Emerging Concepts in Neural Stem Cell Research: Autologous Repair and Cell-Based Disease Modelling,” Lancet Neurology 8: 819–29.CrossRefGoogle ScholarPubMed

Kola, Ismail, and Landis, John. 2004. “Can the Pharmaceutical Industry Reduce Attrition Rates?” Nature Reviews Drug Discovery 3: 711–15.CrossRefGoogle ScholarPubMed

Lakoff, George, and Johnson, Mark. 1999. Philosophy in the Flesh: The Embodied Mind and Its Challenge to Western Thought. New York: Basic Books.Google Scholar

Landecker, Hannah. 2007. Culturing Life: How Cells Became Technologies. Cambridge, MA: Harvard University Press.CrossRefGoogle Scholar

Lau, Darren, Ogbogu, Ubaka, Taylor, Benjamin, Stafinski, Tania, et al. 2008. “Stem Cell Clinics Online: The Direct-to-Consumer Portrayal of Stem Cell Medicine,” Cell Stem Cell 3: 591–4.CrossRefGoogle ScholarPubMed

Laustriat, D., Gide, J., and Peschanski, M.. 2010. “Human Pluripotent Stem Cells in Drug Discovery and Predictive Toxicology,” Biochemical Society Transactions 38: 1051–7.CrossRefGoogle ScholarPubMed

Lensch, M. William, Schlaeger, Thorsten M., Zon, Leonard I., and Daley, George Q.. 2007. “Teratoma Formation Assays with Human Embryonic Stem Cells: A Rationale for One Type of Human-Animal Chimera,” Cell Stem Cell 1: 253–8.CrossRefGoogle ScholarPubMed

Lévi-Strauss, Claude. 1963. Structural Anthropology, Vol. 2. Jacobson, Claire and Schoepf, Brooke Grundfest, trans. New York: Basic Books.Google Scholar

Lewis, David. 1983. “Extrinsic Properties,” Philosophical Studies 44: 197–200.CrossRefGoogle Scholar

Li, Han, Collado, Manuel, Villasante, Aranzazu, Strati, Katerina, et al. 2009. “The Ink4/Arf Locus Is a Barrier for iPS Cell Reprogramming,” Nature 460: 1136–9.CrossRefGoogle ScholarPubMed

Lindvall, Olle, and Hyun, Insoo. 2009. “Medical Innovation versus Stem Cell Tourism,” Science 324: 1664–5.CrossRefGoogle ScholarPubMed

Lindvall, Olle, and Kokaia, Zaal. 2010. “Stem Cells in Human Neurodegenerative Disorders – Time for Clinical Translation?” Journal of Clinical Investigation 120: 29–40.CrossRefGoogle ScholarPubMed

Lindvall, Olle, Kokaia, Zaal, and Martinez-Serrano, A.. 2004. “Stem Cell Therapy for Human Neurodegenerative Disorders – How to Make It Work,” Nature Medicine Supplement 10: S42–50.CrossRefGoogle ScholarPubMed

Locke, John. 1690/1980. Second Treatise of Government. Indianapolis, IN: Hackett Publishing Company.Google Scholar

Lombardo, P. A. 2008. “A Historical Perspective: The More Things Change, the More They Remain the Same,” Cleveland Clinic Journal of Medicine Supplement 6: S65–6.Google Scholar

Ma, Yilong, Tang, Chengke, Chaly, Thomas, Greene, Paul, et al. 2010. “Dopamine Cell Implantation in Parkinson’s Disease: Long-Term Clinical and 18F-FDOPA PET Outcomes,” The Journal of Nuclear Medicine 51: 7–15.CrossRefGoogle ScholarPubMed

Macklin, Ruth. 1999. “The Ethical Problems with Sham Surgery in Clinical Research,” New England Journal of Medicine 341: 992–6.CrossRefGoogle ScholarPubMed

Maekawa, Momoko, Yamaguchi, Kei, Nakemura, Tomonori, Shibukawa, Ran, et al. 2011. “Direct Reprogramming of Somatic Cells Is Promoted by Maternal Transcription Factor Glis1,” Nature 474: 225–9.CrossRefGoogle ScholarPubMed

Magnus, Tim, Liu, Ying, Parker, Graham C., and Rao, Mahendra S.. 2008. “Stem Cell Myths,” Philosophical Transactions of the Royal Society B: Biological Sciences 363: 9–22.CrossRefGoogle ScholarPubMed

Maherali, Nimet, Sridharan, Rupa, Xie, Wei, Utikal, Jochen, et al. 2007. “Directly Reprogrammed Fibroblasts Show Global Epigenetic Remodeling and Widespread Tissue Contribution,” Cell Stem Cell 1: 55–70.CrossRefGoogle ScholarPubMed

Maitra, Anirban, Arking, Dan E., Shivapurkar, Narayan, Ikeda, Morna, et al. 2005. “Genomic Alterations in Cultured Human Embryonic Stem Cells,” Nature Genetics 37: 1099–103.CrossRefGoogle ScholarPubMed

Marx, Karl. 1845/1978. “The German Ideology.” In The Marx-Engels Reader, 2nd ed., ed. Tucker, Robert C.. New York: Norton and Company.Google Scholar

Mauro, Alexander. 1961. “Satellite Cell of Skeletal Muscle Fibers,” Journal of Biophysical and Biochemical Cytology 9: 493–5.CrossRefGoogle ScholarPubMed

Miles, H. Lyn. 1983. “Apes and Language: The Search for Communicative Competence.” In Language in Primates: Perspectives and Implications, ed. de Luce, Judith and Wildner, Hugh T.. New York: Springer-Verlag.Google Scholar

Mill, John Stuart. 1859/1988. On Liberty. Indianapolis, IN: Hackett Publishing Company.Google Scholar

Mill, John Stuart 1869/1988. The Subjection of Women. Indianapolis, IN: Hackett Publishing Company.Google Scholar

Millgram, Elijah. 1997. “Incommensurability and Practical Reasoning.” In Incommensurability, Incomparability, and Practical Reason, ed. Chang, Ruth. Cambridge, MA: Harvard University Press.Google Scholar

Mills, T. Wesley. 1898. The Nature and Development of Animal Intelligence. New York: Macmillan.CrossRefGoogle Scholar

Mueller, Dawn, Shamblott, Michael J., Fox, Harold E., Gearhart, John D., et al. 2005. “Transplanted Human Embryonic Germ Cell-Derived Neural Stem Cells Replace Neurons and Oligodendrocytes in the Forebrain of Neonatal Mice with Excitotoxic Brain Damage,” Journal of Neuroscience Research 82: 592–608.CrossRefGoogle ScholarPubMed

Muotri, Alysson R., Nakashima, Kinichi, Toni, Nicolas, Sandler, Vladislav M., et al. 2005. “Development of Functional Human Embryonic Stem Cell–Derived Neurons in Mouse Brain,” Proceedings of the National Academy of Sciences 102: 18644–8.CrossRefGoogle ScholarPubMed

Najm, Fadi J., Chenowerth, Josh G., Anderson, Philip D., Nadeau, Joseph H., et al. 2011. “Isolation of Epiblast Stem Cells from Preimplantation Mouse Embryos,” Cell Stem Cell 8: 318–25.CrossRefGoogle ScholarPubMed

Nasr, Seyyed Hossein. 2002. The Heart of Islam: Enduring Values for Humanity. New York: Harper Collins.Google Scholar

National Academy of Sciences. 2005. Guidelines for Human Embryonic Stem Cell Research. Washington, DC: The National Academies Press.Google Scholar

National Research Council. 1996. Guide for the Care and Use of Laboratory Animals. Washington, DC: National Academies Press.Google Scholar

Nistor, Gabriel I., Totoiu, Minodora O., Haque, Nadia, Carpenter, Melissa K., et al. 2005. “Human Embryonic Stem Cells Differentiate into Oligodendrocytes in High Purity and Myelinate after Spinal Cord Transplantation,” Glia 49: 385–96.CrossRefGoogle ScholarPubMed

Noggle, Scott, Fung, Ho-Lim, Gore, Athurva, Martinez, Hector, et al. 2011. “Human Oocytes Reprogram Somatic Cells to a Pluripotent State,” Nature 478: 70–5.CrossRefGoogle ScholarPubMed

North, Trista E., Goessling, Wolfram, Peeters, Marian, Li, Pulin, et al. 2009. “Hematopoietic Stem Cell Development Is Dependent on Blood Flow,” Cell 137: 736–48.CrossRefGoogle ScholarPubMed

Code, Nuremberg. 1946–9. “Permissible Medical Experiments.” In Trials of War Criminals before the Nuernberg Military Tribunals under Control Council Law No. 10, Vol. 2. Washington, DC: U.S. Government Printing Office, 181–4.Google Scholar

Okita, Keisuke, Ichisak, Tomoko, and Yamanaka, Shinya. 2007. “Generation of Germline-Competent Induced Pluripotent Stem Cells,” Nature 448: 313–17.CrossRefGoogle ScholarPubMed

Okita, Keisuke, Nakagawa, Masato, Hyenjong, Hong, Ichisaka, Tomoko, et al. 2008. “Generation of Mouse Induced Pluripotent Stem Cells without Viral Vectors,” Science 322: 949–53.CrossRefGoogle ScholarPubMed

Olanow, C. Warren, Goetz, Christopher G., Kordower, Jeffrey H., Stoessl, A. Jon, et al. 2003. “A Double-Blind Controlled Trial of Bilateral Fetal Nigral Transplantation in Parkinson’s Disease,” Annals of Neurology 54: 403–14.CrossRefGoogle ScholarPubMed

Orlans, F. B. 1993. In the Name of Science: Issues in Responsible Animal Experimentation. New York: Oxford University Press.Google Scholar

Ourednik, Vaclav, Ourednik, Jitka, Flax, Jonathan D., Zawada, W. Michael, et al. 2001. “Segregation of Human Neural Stem Cells in the Developing Primate Forebrain,” Science 293: 1820–4.CrossRefGoogle ScholarPubMed

Paludan, Ann. 1981. The Imperial Ming Tombs. New Haven, CT: Yale University Press.Google Scholar

Pang, Zhiping P., Yang, Nan, Vierbuchen, Thomas, Ostermeier, Austin, et al. 2011. “Induction of Human Neuronal Cells by Defined Transcription Factors,” Nature 476: 220–3.CrossRefGoogle ScholarPubMed

Parfit, Derek. 1984. Reasons and Persons. Oxford: Oxford University Press.Google Scholar

Park, In-Hyun, Arora, Natasha, Huo, Hongguang, Maherali, Nimet, et al. 2008. “Disease-Specific Induced Pluripotent Stem Cells,” Cell 134: 877–86.CrossRefGoogle ScholarPubMed

Park, In-Hyun, Zhao, Rui, West, Jason A., Yabuuchi, Akiko, et al. 2007. “Reprogramming of Human Somatic Cells to Pluripotency with Defined Factors,” Nature 451: 141–6.CrossRefGoogle ScholarPubMed

Patterson, Francine. 1978. “The Gestures of a Gorilla: Language Acquisition in Another Pongid,” Brain and Language 5: 72–97.CrossRefGoogle ScholarPubMed

Peerani, Raheem and Zandstra, Peter W.. 2010. “Enabling Stem Cell Therapies through Synthetic Stem Cell–Niche Engineering,” Journal of Clinical Investigation 120: 60–70.CrossRefGoogle ScholarPubMed

Pentz, Rebecca D., White, Margaret, Harvey, R. Donald, Farmer, Zachary Luke, et al. 2012. “Therapeutic Misconception, Misestimation, and Optimism in Participants Enrolled in Phase 1 Trials,” Cancer 118: 4571–8.CrossRefGoogle ScholarPubMed

Piccini, Paola, Brooks, David J., Bjorklund, Anders, Gunn, Roger N., et al. 1999. “Dopamine Release from Nigral Transplants Visualized in vivo in a Parkinson’s Patient,” Nature Neuroscience 12: 1137–40.CrossRefGoogle Scholar

Pinker, Steven. 1994. The Language Instinct: How the Mind Creates Language. New York: W. Morrow and Co.CrossRefGoogle Scholar

Pollack, Andrew. 2011. “Geron Is Shutting Down Its Stem Cell Clinical Trial.” The New York Times. November 14.

Polo, Jose M., Liu, Susanna, Figueroa, Maria Eugenia, Kulalert, Warakorn, et al. 2010. “Cell Type of Origin Influences the Molecular and Functional Properties of Mouse Induced Pluripotent Stem Cells,” Nature Biotechnology 28: 848–55.CrossRefGoogle ScholarPubMed

Premack, David, and Premack, Ann James. 1983. The Mind of an Ape. New York: Norton.Google Scholar

Premack, David, and Woodruff, Guy. 1978. “Does the Chimpanzee Have a Theory of Mind?” Behavioral and Brain Sciences 1: 515–26.CrossRefGoogle Scholar

Proust, Marcel. 1913/1982. Remembrance of Things Past, Vol. I. New York: Vintage.Google Scholar

Radley, David C., Finkelstein, Stan N., and Stafford, Randall S.. 2006. “Off-Label Prescribing among Office-Based Physicians,” Archives of Internal Medicine 166: 1021–6.CrossRefGoogle ScholarPubMed

Rawls, John. 1971. A Theory of Justice. Cambridge, MA: Harvard University Press.Google Scholar

Raz, Joseph. 1986. The Morality of Freedom. Oxford: Oxford University Press.Google Scholar

Raz, Joseph 1997. “Incommensurability and Agency.” In Incommensurability, Incomparability, and Practical Reason, ed. Chang, Ruth. Cambridge, MA: Harvard University Press.Google Scholar

Research!America. 2010. America Speaks, Poll Data Summary Volume 11. Available at (accessed December 18, 2010).

Robert, Jason Scott, and Baylis, Francoise. 2003. “Crossing Species Boundaries,” American Journal of Bioethics 3: 1–13.CrossRefGoogle ScholarPubMed

Robertson, John. 1978. “The Scientist’s Right to Research: A Constitutional Analysis,” Southern California Law Review 51: 1203.Google ScholarPubMed

Rollin, B. E., and Kesel, M. L.. 1990. The Experimental Animal in Biomedical Research. Boston: CRC Press.Google Scholar

Rothman, David J. 1991. Strangers at the Bedside: A History of How Law and Bioethics Transformed Medical Decision Making. New York: Basic Books.Google Scholar

Rousseau, Jean-Jacques. 1754/1964. “Discourse on the Origin and Foundations of Inequality among Men.” In The First and Second Discourses. ed. Roger, D. Masters and trans. Masters, Judith R.. New York: St. Martin’s Press.Google Scholar

Roxland, Beth E. 2012. “New York State’s Landmark Policies on Oversight and Compensation for Egg Donation to Stem Cell Research,” Regenerative Medicine 7: 397–408.CrossRefGoogle ScholarPubMed

Russell, Bertrand. 1945. A History of Western Philosophy. New York: Simon and Schuster.Google Scholar

Sartre, Jean-Paul. 1946/1975. “Existentialism Is a Humanism.” In Existentialism from Dostoevsky to Sartre, ed. Kaufman, Walter. New York: Meridian.Google Scholar

Satake, Wataru, Nakabayashi, Yuko, Mizuta, Ikuko, Hirota, Yushi, et al. 2009. “Genome-Wide Association Study Identifies Common Varients at Four Loci as Genetic Risk Factors for Parkinson’s Disease,” Nature Genetics 41: 1303–7.CrossRefGoogle Scholar

Sato, Noboru, Sanjuan, Ignacio M., Heke, Michael, Uchida, Makiko, et al. 2003. “Molecular Signature of Human Embryonic Stem Cells and Its Comparison with the Mouse,” Developmental Biology 260: 404–13.CrossRefGoogle ScholarPubMed

Schedl, Andreas, Ross, Allyson, Lee, Muriel, Engelkamp, Dieter, et al. 1996. “Influence of PAX6 Gene Dosage on Development: Overexpression Causes Severe Eye Abnormalities,” Cell 86: 71–82.CrossRefGoogle ScholarPubMed

Schulman, Adam. 2008. “Bioethics and the Question of Human Dignity.” In Human Dignity and Bioethics: Essays Commissioned by the President’s Council on Bioethics. Washington, DC. Available at (accessed February 20, 2010).Google Scholar

Schwartz, Steven D., Hubschman, Jean-Pierre, Heilwell, Gad, Franco-Cardenas, Valentina, et al. 2012. “Embryonic Stem Cell Trials for Macular Degeneration: A Preliminary Report,” The Lancet 379: 713–20.CrossRefGoogle ScholarPubMed

Shapiro, Lawrence A. 2011. Embodied Cognition. New York: Routledge.Google Scholar

Shettleworth, Sara J. 2010. “Clever Animals and Killjoy Explanations in Comparative Psychology,” Trends in Cognitive Sciences 14: 477–81.CrossRefGoogle ScholarPubMed

Shreeve, Jamie. 2005. “The Other Stem Cell Debate.” New York Times Magazine. Available at (accessed April 10, 2005).

Shumaker, Robert W., and Swartz, Karyl B.. 2002. “When Traditional Methodologies Fail: Cognitive Studies of Great Apes.” In The Cognitive Animal: Empirical and Theoretical Perspectives on Animal Cognition, ed. Bekoff, Marc, Allen, Colin, and Burghardt, Gordon. Cambridge, MA: MIT Press.Google Scholar

Skloot, Rebecca. 2010. The Immortal Life of Henrietta Lacks. New York: Crown Publishing Group.Google Scholar

Smart, Nicola, Bollini, Sveva, Dube, Karina N., Vieira, Joaquim M., et al. 2011. “De Novo Cardiomyocytes from within the Activated Adult Heart after Injury,” Nature 474: 640–4.CrossRefGoogle ScholarPubMed

Solbakk, Jan Helge. 2011. “Persons versus Things,” Nature 478: 41.Google Scholar

Solbakk, Jan Helge, and Zoloth, Laurie. 2011. “The Tragedy of Translation: The Case of ‘First Use’ in Human Embryonic Stem Cell Research,” Cell Stem Cell 8: 479–81.CrossRefGoogle Scholar

Sollano, J. A., Kirsch, J. M., Bala, M. V., Chambers, M. G., and Harpole, L. H.. 2008. “The Economics of Drug Discovery and the Ultimate Valuation of Pharmacotherapies in the Marketplace,” Clinical Pharmacology & Therapeutics 84: 263–6.CrossRefGoogle ScholarPubMed

Stadtfeld, Matthias, Nagaya, Masaki, Utikal, Jochen, Weir, Gordon, et al. 2008. “Induced Pluripotent Stem Cells Generated without Viral Integration,” Science 322: 945–9.CrossRefGoogle ScholarPubMed

Stein, R. S., Brody, H., Tomlinson, T., Shaner, D. M., et al. “CPR-Not-Indicated and Futility,” Annals of Internal Medicine 124: 75–7.CrossRef

Stein, Rob. 2011. “Stem Cells Were God’s Will, Says First Recipient of Treatment.” The Washington Post. April 15.

Steinbeck, John, and Ricketts, Edward F.. 1941. Sea of Cortez: A Leisurely Journal of Travel and Research. New York: Viking Press.Google Scholar

Stocker, Michael. 1997. “Abstract and Concrete Value: Plurality, Conflict, and Maximization.” In Incommensurability, Incomparability, and Practical Reason, ed. Chang, Ruth. Cambridge, MA: Harvard University Press.Google Scholar

Streiffer, Robert. 2005. “At the Edge of Humanity: Human Stem Cells, Chimeras, and Moral Status,” Kennedy Institute of Ethics Journal 15: 347–70.CrossRefGoogle ScholarPubMed

Szabo, Eva, Rampalli, Shravanti, Risueno, Ruth M., Schnerch, Angelique, et al. 2010. “Direct Conversion of Human Fibroblasts to Multilineage Blood Progenitors,” Nature 468: 521–6.CrossRefGoogle ScholarPubMed

Tabar, Viviane, Panagiotakos, Georgia, Greenberg, Edward D., Chan, Bill K., et al. 2005. “Migration and Differentiation of Neural Precursors Derived from Human Embryonic Stem Cells in the Rat Brain,” Nature Biotechnology 23: 601–6.CrossRefGoogle ScholarPubMed

Takahashi, Kazutoshi, and Yamanaka, Shinya. 2006. “Induction of Pluripotent Stem Cells from Mouse Embryonic and Adult Fibroblast Cultures by Defined Factors,” Cell 126: 663–76.CrossRefGoogle ScholarPubMed

Takahashi, Kazutoshi, Tanabe, Koji, Ohnuki, Mari, Narita, Megumi, et al. 2007. “Induction of Pluripotent Stem Cells from Adult Human Fibroblasts by Defined Factors,” Cell 131: 861–72.CrossRefGoogle ScholarPubMed

Tedesco, Francesco Saverio, Dellavalle, Arianna, Diaz-Manera, Jordi, Messina, Graziella, and Cossu, Giulio. 2010. “Repairing Skeletal Muscle: Regenerative Potential of Skeletal Muscle Stem Cells,” Journal of Clinical Investigation 120: 11–19.CrossRefGoogle ScholarPubMed

Terrace, Herbert S. 1979. Nim. New York: Alfred A Knopf.Google Scholar

Terrace, Herbert S., Petitto, Laura-Ann, Sanders, R. J., and Bever, T. G.. 1979. “Can an Ape Create a Sentence?” Science 206: 891–902.CrossRefGoogle ScholarPubMed

Tesar, Paul J., Chenoweth, Josh G., Brook, Francis A., Davies, Timothy J., et al. 2007. “New Cell Lines from Mouse Epiblast Share Defining Features with Human Embryonic Stem Cells,” Nature 448: 196–9.CrossRefGoogle ScholarPubMed

Testa, Giuseppe. 2009. “What to Do with the Grail Now That We Have It? iPSCs, Potentiality, and Public Policy,” Cell Stem Cell 5: 358–9.CrossRefGoogle Scholar

Thomas, E. Donnall. 1999. “A History of Haemopoietic Cell Transplantation,” British Journal of Haematology 105: 330–9.CrossRefGoogle ScholarPubMed

Thomas, E. Donnall, Lochte, Harry L., Lu, Wan Ching, and Ferrebee, Joseph W.. 1957. “Intravenous Infusion of Bone Marrow in Patients Receiving Radiation and Chemotherapy,” New England Journal of Medicine 257: 491–6.CrossRefGoogle ScholarPubMed

Thomson, James A., Itskovitz-Eldor, Joseph, Shapiro, Sander S., Waknitz, Michelle A., et al. 1998. “Embryonic Stem Cell Lines Derived from Human Blastocysts,” Science 282: 1145–7.CrossRefGoogle ScholarPubMed

Thorndike, Edward L. 1898. “Animal Intelligence: An Experimental Study of the Associative Processes in Animals,” Psychological Review, Monograph Supplement 8: 1–109.Google Scholar

Varmus, Harold. 1999. “NIH Director’s Statement on Research Using Stem Cells – 1/26/99,” Stem Cell Information: The National Institutes of Health Resource for Stem Cell Research. Available at (accessed February 1, 1999).

Vierbuchen, Thomas, Ostermeier, Austin, Pang, Zhiping P., Kokubu, Yuko, et al. 2010. “Direct Conversion of Fibroblasts to Functional Neurons by Defined Factors,” Nature 463: 1035–41.CrossRefGoogle ScholarPubMed

von Uexküll, Jacob. 1934. A Stroll through the Worlds of Animals and Men. Berlin: Springer.Google Scholar

Wadman, Meredith. 2011. “Chimpanzee Research on Trial,” Nature 474: 268–71.CrossRefGoogle ScholarPubMed

Warnock, Mary. 1985. A Question of Life: The Warnock Report on Human Fertilisation & Embryology. Oxford: Basil Blackwell.Google Scholar

Warren, Luigi, Manos, Philip D., Ahfeldt, Tim, Loh, Yuin-Han, et al. 2010. “Highly Efficient Reprogramming to Pluripotency and Directed Differentiation of Human Cells with Synthetic Modified mRNA,” Cell Stem Cell 7: 618–30.CrossRefGoogle ScholarPubMed

Watson, Gary. 1975. “Free Agency,” Journal of Philosophy 72: 205–20.CrossRefGoogle Scholar

Weigel, George. 2005. Witness to Hope: The Biography of Pope John Paul II. New York: Harper Perennial.Google Scholar

Wernig, Marius, Meissner, Alexander, Foreman, Ruth, Brambrink, Tobias, et al. 2007. “In Vitro Reprogramming of Fibroblasts into a Pluripotent ES-Cell-Like State,” Nature 448: 318–24.CrossRefGoogle ScholarPubMed

Westfall, Richard. 1999. The Construction of Modern Science: Mechanisms and Mechanics. Cambridge: Cambridge University Press.Google Scholar

Wiggins, David. 1997. “Incommensurability: Four Proposals.” In Incommensurability, Incomparability, and Practical Reason, ed. Chang, Ruth. Cambridge, MA: Harvard University Press.Google Scholar

Williams, Bernard. 1973. “A Critique of Utilitarianism.” In Utilitarianism: For and Against, ed. Smart, J. J. C. and Williams, Bernard. Cambridge: Cambridge University Press.Google Scholar

Wilmut, Ian, Schnieke, A. E., McWhir, J., Kind, A. J., et al. 1997. “Viable Offspring Derived from Fetal and Adult Mammalian Cells,” Nature 385: 810–13.CrossRefGoogle ScholarPubMed

Wilson, Robert A., and Foglia, Lucia. 2011. “Embodied Cognition.” In Stanford Encyclopedia of Philosophy, ed. Edward N. Zalta. Stanford, CA: CSLI Metaphysics Research Lab. Available at (accessed June 5, 2010).

Wimmer, Heinz, and Perner, Josef. 1983. “Beliefs about Beliefs: Representation and Constraining Function of Wrong Beliefs in Young Children’s Understanding of Deception,” Cognition 13: 103–28.CrossRefGoogle ScholarPubMed

Witmer, Lightner. 1909. “A Monkey with a Mind,” Psychological Clinic 3: 179–205.Google ScholarPubMed

Wood, Allen W. 2002. Unsettling Obligations: Essays on Reason, Reality and the Ethics of Belief. Stanford, CA: CSLI Publications.Google Scholar

World Medical Association. 1964/2008. Declaration of Helsinki. Available at (accessed March 6, 2009).

Yi, B. Alexander, Wernet, Oliver, and Chien, Kenneth R.. 2010. “Pregenerative Medicine: Developmental Paradigms in the Biology of Cardiovascular Regeneration,” Journal of Clinical Investigation 120: 20–8.CrossRefGoogle ScholarPubMed

Youngner, Stuart. 1988. “Who Defines Futility?” Journal of the American Medical Association 260: 2094–5.CrossRefGoogle ScholarPubMed

Yu, Junying, Hu, Kejin, Smuga-Otto, Kim, Tian, Shulan, et al. 2009. “Human Induced Pluripotent Stem Cells Free of Vector and Transgene Sequences,” Science 324: 797–801.CrossRefGoogle ScholarPubMed

Yu, Junying, Vodyanik, Maxim A., Smuga-Otto, Kim, Antosiewicz, Jessica, et al. 2007. “Induced Pluripotent Stem Cell Lines Derived from Human Somatic Cells,” Science 318: 1917–20.CrossRefGoogle ScholarPubMed

Zhao, Tongbiao, Zhang, Zhen-Ning, Rong, Zhili, and Xu, Yang. 2011. “Immunogenicity of Induced Pluripotent Stem Cells,” Nature 474: 212–15.CrossRefGoogle ScholarPubMed

Zhao, Xiao-yang, Li, Wei, Lv, Zhou, Liu, Lei, et al. 2009. “iPS Cells Produce Viable Mice through Tetraploid Complementation,” Nature 461: 86–90.CrossRefGoogle ScholarPubMed

Zhou, Hongyan, Wu, Shili, Joo, Jin Young, Zhu, Saiyong, et al. 2009. “Generation of Induced Pluripotent Stem Cells Using Recombinant Proteins,” Cell Stem Cell 4: 381–4.CrossRefGoogle ScholarPubMed

Zhou, Qiao, Brown, Juliana, Kanarek, Andrew, Rajagopal, Jayaraj, et al. 2008. “In Vivo Reprogramming of Adult Pancreatic Exocrine Cells to Beta-Cells,” Nature 455: 627–32.CrossRefGoogle ScholarPubMed