Research in massage therapy, for example, is in its infancy, and little is known about the basic physiological effects of various techniques on tissues such as capillary beds, connective tissue, chemical markers, etc, so basic science research is critical in advancing our understanding of the various physiological effects of massage therapy.

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Rather, Specter and others have argued that such creations could become reliable sources of stem cells -- basic cells that could be manipulated in laboratories to form a variety of human tissues.

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