By Joseph Panno
Gr. 9-12. The technological know-how and know-how are distinctive, dense, actual, and updated during this identify within the New Biology sequence, and the readable dialogue of the moral matters indicates that there are not any uncomplicated solutions. Physiologist Panno explains how stem cells can be utilized to regard, and probably remedy, a large choice of illnesses, and he predicts that using grownup stem cells will quickly be regimen. a tremendous bankruptcy seems at criminal practices within the united states, Europe, and the U.K. The e-book comprises occasional diagrams; an intensive, certain word list; and plenty of bibliographical references to technology and moral discussions in print and on the net. moreover, there's a bankruptcy summarizing phone biology and recombinant DNA expertise. a delicately performed, in-depth sequence that might paintings good for researchers and debaters, adults in addition to adolescents. different titles during this new sequence: The mobilephone, getting older, Animal Cloning, melanoma, and Gene remedy. Hazel Rochman Copyright © American Library organization. All rights reserved
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Extra info for Stem Cell Research: Medical Applications And Ethical Controversy (The New Biology)
Example text
Consequently, many scientists are eager to study human stem cells and are hoping the cells will show the same properties of plasticity and proliferation demonstrated by rodent stem cells. Studying human stem cells is a difficult and demanding enterprise, not only because of the science, but because of the greater social issues associated with any experiment in which a human being, no matter at what stage of development, is the guinea pig. Ethical issues in research of this kind set the pace and the scope of the experiments that are allowable.
The human brain consists of the cerebrum, the cerebellum, and the brain stem, which is continuous with the spinal cord. The brain and spinal cord are called the central nervous system (CNS). The hippocampus, lying beneath the surface, coordinates memory functions. 46 Stem Cell Research Parkinson’s disease what effect the growth of these transplanted neurons will have on the psychology of a human patient. PARKINSON’S DISEASE (PD) This neurological disorder was first described by James ParkinAlzheimer’s disease son in 1817; since then it has become a serious health problem, with more than half a million North Americans affected at any one time.
B and T cells are lymphocytes that develop in bone marrow and the thymus, respectively. Macrophages are phagocytic blood cells that confront invaders head-on by eating them (a process called phagocytosis), whereas B-cells attack them indirectly by producing antibodies. T cells control and coordinate the immune response by releasing signaling molecules called cytokines that recruit macrophages and B cells. T cells also have the remarkable ability to detect invaders that are hiding inside a cell.