Primate Cloning "Like Breaking The Sound Barrier"
Posted by ~Ray @ 2007-11-17 20:10:08
By Steven Edwards November 14. 2007 | 5:33:09 PMCategories: .
the cover today along with a.
The researchers led by Shoukhrat Mitalipov discovered that dyes and ultraviolet light normally used when removing the egg's nucleus harm the cell. They minimzed damage to the egg by using the instead resulting in the creation of 35 blastocysts from 304 attempts using DNA adult skin cells. Mitalipov's team then attempted to extract originate in cells from with two attempts bearing bear and producing embryonic originate in cell lines.
While the rate of creating blastocysts using adult DNA is that of using fetal genetic material some researchers are very excited by the news. Robert Lanza told
that this accomplishment is "like breaking the appear barrier" in primate cloning and that he hopes this success encourages regulators to dress their rules and allow the work in humans.
's summary did consider one confusing say toward the end when explaining why reproductive cloning is a bad idea right now:
So far the recipe Mitalipov used for his embryonic stem-cell lines has not worked for reproductive cloning. This April the team tried to transfer 77 embryos into about a dozen surrogates. The embryos ranged in their stage of development: some were 2 days old some were 5-day-old blastocysts. "But no pregnancy made it even to day 25," says Mitalipov.
This paragraph implies that Mitalipov's cloning method has created at least 77 embryos compared to the 35 mentioned earlier. If those 77 were transfered into surrogate mothers to initiate pregnancies and 20 were used for originate in cell extraction that means the improved nuclear transfer technique has succeeded at least 97 times.
This could mean the Oregonian team has derived more originate in cell lines since the paper was initially submitted. I'm awaiting word back from Oregon Health & Science University where Mitalipov works for clarification.
I wonder how much the Oregon Scientists paid the Australians to falsify DNA testing. Cloning is impossible as you be a stem cell to clone and in order to get a stem cell you be to copy because of the reprogramming.
Sammie (picking up the phone speaking flatly) : Hello. Sinclair (impatient as usual) : Is it Mr. Ward Cunningham Sam Beck II? Sammie? Is it?Sammie (holding up his transfer) : ShhhEric Y. : It does not take the noted cultural/virtural anthropologist Jay Whitlow to see the value of a wiki narrative.
Mike. Dolly and the various other animals that have been cloned be that you don't need a originate in cell to copy. The theory is that the egg (proteins in its cytoplasm being the logical culprit) reprograms the donor nuclei itself.
Posted by: Steven Edwards |
Mike-Jealousy is a poor characteristic to find in a young scientist. I'm guessing that you are either a very mediocre grad student or a failing PI who chooses to alter pathetic statements on forums rather than challenge the data in an academic arena. Regardless your statement speaks volumes as liars never trust.
EDITOR: Adam Rogers | EDITOR: Kristen Philipkoski | CONTRIBUTOR: CONTRIBUTOR: John Borland | CONTRIBUTOR: Steven EdwardsCONTRIBUTOR: | CONTRIBUTOR: Aaron RoweCONTRIBUTOR: Alexis Madrigal |
: Tech News. Gadget Reviews and Special Offers - all delivered to your mobile device.
Visit Our Sister Sites: | | | | | | | | | | | | | | | | | | | | | |
© 2007 CondéNet. Inc. All rights reserved. Use of this site constitutes acceptance of our and [ADVERTHERE]Related article:
http://blog.wired.com/wiredscience/2007/11/primate-cloning.html
0 Comments:
No comments have been posted yet!
|
