Tag: "cloning" at biology news
Science researchers report 'extremely unstable' gene expression in cloned mice
...em cells themselves, may shed light on why current cloning
methods produce few live births and abnormally lar...question: were these abnormalities produced by the cloning
process itself, or did they already exist in the embryonic stem cells used to create the clones? ...
New study shows normal-looking clones may be abnormal
..., confirm the previous suspicion that reproductive cloning
is not only inefficient, but may actually be unsaf...clones. This would tell them if the problems with cloning
resulted from aberrations in donor cells or as a result of the cloning
procedure itself. Scientists ...
Plant response to light and stress
...sitive to ABA, cold, drought or salt stress. After cloning
the gene, they determined that fiery encoded a protein that degrades IP3. Dr. Zhus transgenic fiery mutants accumulate abnormally high levels of IP3 in response to ABA or stress, and thus display an enhanced expression of stress-adaption genes (alon...
...t "actions such as DNA theft and misappropriation, cloning
and other unauthorised activities", claims DCI's w...lls "a ground-breaking development on the issue of cloning
and the rights of the individual". For an extra fee, the company will also try to register the patte...
UC Davis' first cloned calf born, succumbs three days later
... development in mammals and lead researcher on the cloning
study."And yet the birth itself is a milestone," s...at the continued research will help us improve the cloning
technique so that it can be useful in animal agriculture, ultimately for producing more healthful me...
Corvas presents 3-D molecular structure of matriptase, first structural insight into new class of protease cancer targets
...ver and validate targets, which includes initially cloning
the full-length gene sequence and producing the functional domain of the protease. These initial steps provide the biological materials necessary for the development of high throughput methods to screen potential lead drug candidates, including smal...
New epilepsy gene identified in mice
...Louis J. Ptacek at the University of Utah reported cloning
and sequencing the gene that is responsible for an audiogenic form of reflex epilepsy in the Frings mouse strain. Although this mouse strain -- in which seizures can be triggered by a loud noise -- has been used in research for half a century, the ge...
Statement by Stanford President John Hennessy on Jim Clark`s stem cell announcement
... area. Similarly, should a ban on non-reproductive cloning
be enacted, potentially important new directions for clinical therapies would be prohibited. The advance of scientific knowledge at Stanford and other research universities is the product of the combined efforts of faculty, students, staff, the feder...
3rd animal species cloned at Texas A&M
...s the lead investigator on the project. The swine cloning
project was a collaborative effort involving scien...hat facilitated successful completion of the swine cloning
project," added Piedrahita. Bazer holds a joint appointment with the College of Agriculture and Lif...
Researchers identify gene causing rare form of cleft palate
...rican families the genetic technique of positional cloning
was used to identify the region on the chromosome where the gene for CXP might be (Nature 1987: 326, 91-92). Recent advances in molecular techniques enabled researchers to sequence the region and using information from the Human Genome Project candi...
APS August/September journal hot picks
...unced Children with burn injuries and exercise, cloning
a 200-million year old vertebrate for research on newborn liver disease, asthma and allergy sufferers and their bronchial responses, exercise studies on elite athletes, differences among black and white females exercisers, and effective techniques f...
New DNA-base vaccine approach protects mice against anthrax
...s that are widely used for the cloning
and expression of genes and their products - containing fragments of PA and LF. Some mice received PA plasmids only, some LF plasmids only and some received a combination of both. A control...
AAAS seminar explores the implications for human cloning
The recent success in the cloning
of mammals have scientists examining the impact on the future of human cloning
at a seminar sponsored by the American Association for the Advancement of Science (AAAS). Speakers w...
Cloning primates is turning out to be a real challenge
...something unique about primate eggs that will make cloning
monkeys or people far more difficult than cloning
other animals. At the very least, the experiments show that there's a lot to learn before primates c...
Virginia Tech researchers join NSF Arabidopsis 2010 Project; may help produce plants that defend themselves without pesticides
...n as a protein synthesis factory. "Basically, were cloning
and expressing the complementary DNA," Esen said. The host cells will express the new cDNA or gene and make that protein exactly the way it occurs in Arabidopsis, Esen said. Since these proteins can be produced on demand, the scientists can make th...
...lives up to its promise, the chip should help make cloning
cheap and easy enough for companies to mass-produc...ing animals for farmers. It might even be used for cloning
human embryos. The chip automates the laborious process of nuclear transfer, the key step in cloni...
Scientists prove mature adult cells can be cloned
...onalized cell therapy," says Jaenisch. Therapeutic cloning
involves removing the nucleus, or the genetic comm...Clone Mice Scientists have known for sometime that cloning
using ES cells is much more efficient than using adult cells, probably 10 fold more efficient. This ...
Texas A&M clones first cat
...hair cats. The announcement of the successful cat cloning
was delayed until DNA analysis could be performed ...onfirm genetic identity. This breakthrough in cat cloning
at the College of Veterinary Medicine at Texas A&M is reported in the current issue of Nature, the p...
The moral status of the human embryo
...as brought the issues of embryo research and human cloning
to the forefront of public policy debate. Underlying the political impasse over science policy regarding embryo research is a deep-seated religious debate about the status of the human embryo. You are invited to join four theologians, who represen...
Would cloning necessarily undermine human potential and sense of self?
...nts concerning the potential of human reproductive cloning
to undermine our sense of self, individuality and uniqueness. While human cloning
has not yet occurred, advances in science hold out the possibility. Brock challenges the arguments t...
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