human from 20 year old embryo

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justintime

Well-known member
Joined
May 26, 2007
Messages
4,346
Location
Saskatchewan Canada
Is this what is referred to as a slow news day or am I missing something here? Is there major differences between frozen human embryos and frozen bovine embryos or any other species?  I have not have any calves born from 20 year old embryos yet, but I think I have one coming next March from a 15 year old embryo and I have a few more in inventory from 1995-96. Is there a "best before date" on embryos? I have had great luck with 30+ year old semen, but has anyone any info on embryos?
 

knabe

Well-known member
Joined
Feb 7, 2007
Messages
13,639
Location
Hollister, CA
not sure, but i think some fullblood embryo's in canada were from 20 or so years ago, two different bulls, same cow.  some more should be in sale this fall.

cow was born in 76 and bull was born in 69, so it's fair to say they were relatively old.
 

reno1014

Well-known member
Joined
Nov 26, 2007
Messages
166
If the calf comes  out with ADHD or is Bi-Polar I would think it would be fair to say that either the mom did drugs or the Embryo was too old. ;)
 

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