Current Science Article: Stem Cell Research in the Spotlight Once Again

Recent discoveries about the role of stem cells instem cell problem. Interviewed by Vision Magazine
cancer have altered the landscape of cancerat the Stem Cells World Congress earlier this year
research, says Medical News Today. There is,in La Jolla, California, veterinarian and CEO of
however, a long-running philosophical rift overVet-Stem, Robert Harmon, explained how his
stem cell research at both the state and federalcompany is currently providing stem cell therapies
levels. Some groups would rather focus on adultfor animals. Injected into an injury or degenerated
stem cell research, avoiding the moral and ethicaltissue, the stem cell treatment evokes healing in
questions about research involving embryos. Whileunprecedented ways. As it has been since its
ethical debate on human embryonic stem cells willdiscovery almost 400 years ago, the cell and the
continue, much more is occurring on the rings"vital force" that makes it the seat of biological life
surrounding this bull's-eye issue, including researchcontinues to hold attention. It is likely that there
in both drug development and adult stem cells.will be no end to the moral and ethical questions
Biologists' understanding of new sources and usesand investigations. Today's new age of molecular
of adult and nonembryonic stem cells is advancingunderstanding, genomics, proteomics, gene splicing
rapidly. Called "niches" or "crypts," it seems thatand bioengineering is barely underway. It is not
almost anyplace one looks in the body (nose, eye,surprising, then, that the more we know, the
hair follicle, intestine, bone marrow, centralmore we recognize how little we understand. The
nervous system), stem cells are being found.timeline of discovery has been exponential: from
From such basic knowledge, it has been reporteddiscovery of the DNA double helix in 1953, and
that successful animal and human therapy usingthe understanding of the genetic code, gene
patient stem cells is already occurring. As moresplicing and cell differentiation in the 60s, 70s and
stem cell crypts are discovered, the desire to80s, science rapidly jumped up the learning curve
understand how to manipulate them within theto the cloning of whole organisms and the
body only becomes more acute. At the 2007discovery of embryonic stem cells less than a
Annual Meeting of the American Association fordecade ago. The future possibilities for the
Cancer Research, researchers presented newapplication of this knowledge seem enormous.
discoveries about stem cells in leukemia, breastRead the full article about Stem Cell Research and
and colon cancer that add to the growinginterviews with speakers at the Stem Cells World
evidence that perhaps cancer is, fundamentally, aConference at Vision.org.