clonal abortion

См. также в других словарях:

• clonal deletion theory — a theory of immunologic tolerance to self antigens according to which “forbidden clones” of immunocytes, those reactive with self antigens, are eliminated on contact with antigen during fetal life. The terms “clonal abortion,” “clonal… …   Medical dictionary

• Immune tolerance in pregnancy — or gestational/maternal immune tolerance is the absence of a maternal immune response against the fetus and placenta, which thus may be viewed as unusually successful allografts, since they genetically differ from the mother.[1] In the same way,… …   Wikipedia

• Human cloning — is the creation of a genetically identical copy of a human. It does not usually refer to monozygotic multiple births nor the reproduction of human cells or tissue. The ethics of cloning is an extremely controversial issue. The term is generally… …   Wikipedia

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