Sentences with phrase «create animal embryos»

Not exact matches

Tonight I ask you to pass legislation to prohibit the most egregious abuses of medical research: human cloning in all its forms, creating or implanting embryos for experiments, creating human - animal hybrids, and buying, selling, or patenting human embryos.

Scientists believe having the hybrid embryos help them to create better animal models.

Regulation of «inter-species» embryos created from a combination of human and animal genetic material for research.

For therapeutic or embryo cloning, the objective is not to create adult animals, but to extract stem cells for research from the cloned embryos created.

For reproductive cloning - which creates animals with an identical genetic make - up to an already existing animal - the embryo must then be transferred to a host body, in which to grow.

When researchers create «chimeric» mice by injecting iPS cells into early - stage mouse embryos, the resulting animals are unusually prone to cancer.

Importantly, this method could allow the embryos of rare breeds to be «frozen», creating a safety net of «reserve animals» should anything threaten the existing stock.

In theory, new embryos then could be created by combining converted egg or sperm cells with natural ones, or by combining eggs with sperm cells derived from different donor animals.

The report, from a committee made up of 11 members of Parliament, also recommends legalizing research involving embryos of chimeras and hybrids, which includes cells created by fusing human and animal nuclei.

A long - shot attempt to block U.K. researchers from creating human - animal hybrid cells or embryos has ended quickly, with a judge dismissing a new lawsuit filed by the Christian Legal Centre and the Comment on Reproductive Ethics and ruling that the groups should pay # 20,000 in court costs.

When they created MR images of the tadpoles that grew from these embryos, bright spots indicated where the enzyme was active — in half the animal — and the spots correlated closely with standard stains of enzyme activity done by sectioning the tadpole, they report in the March Nature Biotechnology.

Transplanting a head organizer from one embryo into another embryo, for instance, created two complete animals, attached to each other like Siamese twins.

In 1938, Prof. Hans Spemann (of the University of Freiburg - im - Breisgau, Germany) described his theory that any cell from an embryo that had already been developing still had the potential to create an entire adult animal.

Summary: Extremely powerful genes that govern the shape of an embryo from the earliest stages of development have been tinkered with by nature over the course of evolution to create the enormously wide range of animal forms, scientists report in the August 14, 1997 issue of Nature.

Extremely powerful genes that govern the shape of an embryo from the earliest stages of development have been tinkered with by nature over the course of evolution to create the enormously wide range of animal forms, scientists report in the August 14, 1997 issue of Nature.

He has most recently used the knowledge of how a heart is built in an embryo to create beating heart muscle cells from connective tissue in adult animals, effectively regenerating healthy muscle cells from scar tissue after a heart attack.

August 14, 1997 Evolution re-sculpted animal limbs by genetic switches once thought too drastic for survival Extremely powerful genes that govern the shape of an embryo from the earliest stages of development have been tinkered with by nature over the course of evolution to create the enormously wide range of animal forms, scientists report in the August 14, 1997 issue of Nature.

The legislation would allow scientists to create embryos for purposes of harvesting the stem cells by transferring human DNA into animal eggs that have had most of their genetic information removed.

The outcomes (no to a reduction in the 24 - week limit for «social abortions»; yes to animal - human hybrid embryos; yes to «true hybrids» created by fusion of an animal gamete and a human gamete; yes to saviour siblings; and no to a requirement to consider the need for a father when considering IVF) have been headline news.