Okay, this is kind of technical but it basically supports the idea that mutations (in this case deletions in DNA) result in a more virulent and pathogenic virus worsening the disease state as these mutations are gained by the virus. Here's the link.
http://jvi.asm.org/cgi/reprint/70/1/359.pdf On 4/20/10, MaryChristine <twelvehousec...@gmail.com> wrote: > > i do know that there are different strains, but really haven't encountered > this before--so anything you send to the list will be gratefully digested! > > > > On Tue, Apr 20, 2010 at 4:17 PM, jbero tds.net <jb...@tds.net> wrote: > > > Yeah, it's felv type c. You know how there are three types A and B being > > those transmitted and C being the mutated form that primarily causes > > disease. Let me see if I can find a good paper. > > > > Jenny > > > > > > On 4/20/10, MaryChristine <twelvehousec...@gmail.com> wrote: > > > > > > jeni, i have NEVER seen or heard about mutated versions of FeLV--FeCoV, > > > yes, > > > which mutates into FIP. but this is something completely new, and i > would > > > like to see some backing for the statement. > > > > > > there is significant research that implies that many truly positive > FeLVs > > > NEVER become symptomatic, and that they are NOT contagious--the 2008 > AAFP > > > guidelines show the citations for this, and it is NOT new research, > just > > > ignored. > > > > > > i have also never seen any ACTUAL data proving the latency theory: with > > > cats > > > who are never retested after a negative test, there's no way that we > will > > > ever know that the cat wasn't positive all over. there has just not > been > > > enough research done to know how long a truly positive cat DOES shed > the > > > virus. they DO have a pretty good idea of that with FeCoV, because it's > > so > > > common (over 100 strains, i believe). i guess i want a definition of > > > latent: yes, a positive can go years without becoming symptomatic, and > if > > > that's all it means, fine. however, i've been seeing if used for cats > who > > > only test negative once.... > > > > > > more input, as they say! > > > > > > MC > > > -- > > > Spay & Neuter Your Neighbors! > > > Maybe That'll Make The Difference.... > > > > > > MaryChristine > > > Special-Needs Coordinator, Purebred Cat Breed Rescue ( > > www.purebredcats.org > > > ) > > > Member, SCAT (Special-Cat Action Team) > > > _______________________________________________ > > > Felvtalk mailing list > > > Felvtalk@felineleukemia.org > > > http://felineleukemia.org/mailman/listinfo/felvtalk_felineleukemia.org > > > > > _______________________________________________ > > Felvtalk mailing list > > Felvtalk@felineleukemia.org > > http://felineleukemia.org/mailman/listinfo/felvtalk_felineleukemia.org > > > > > > -- > Spay & Neuter Your Neighbors! > Maybe That'll Make The Difference.... > > MaryChristine > Special-Needs Coordinator, Purebred Cat Breed Rescue (www.purebredcats.org > ) > Member, SCAT (Special-Cat Action Team) > _______________________________________________ > Felvtalk mailing list > Felvtalk@felineleukemia.org > http://felineleukemia.org/mailman/listinfo/felvtalk_felineleukemia.org > _______________________________________________ Felvtalk mailing list Felvtalk@felineleukemia.org http://felineleukemia.org/mailman/listinfo/felvtalk_felineleukemia.org
