yeah, what kerry said! On 9/7/05, MacKenzie, Kerry N. <[EMAIL PROTECTED]> wrote: > Thanks Nina---is it possible you could also send us the original > question (from "Lisa")? I'd like to forward to my vet and anyone else I > think might be interested/benefit. (I am also extremely interested.) > Kerry > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of TenHouseCats > Sent: Wednesday, September 07, 2005 3:03 PM > To: [email protected] > Subject: Re: Adult cat resistance to Felv > > > if she finds the link/cite, PLEASE let us know! > > On 9/7/05, Nina <[EMAIL PROTECTED]> wrote: > > Hello Everyone, > > I've been discussing resistance ratios of healthy adult cats to Felv > > with the vet that monitors my IBD list. She just sent this to me this > > morning and knew you guys would be interested. > > Nina > > > > Lisa...this is a question that comes up quite frequently. > > The natural resistance to FeLV infection in cats older than 4 to 6 > months > > is very well established among feline retrovirologist. While > > susceptibility to FIV remains constant throughout life, that simply is > not > > the case with FeLV. While it is NOT impossible to infect an adult > cat, > > the inoculate of FeLV has to be really significant (or repeated) in > order > > to infect. > > > > This has been shown in virtually all FeLV vaccine Challenge studies > > involving adult cats. It is MOST difficult to assess efficacy of an > FeLV > > vaccine when using adults as controls...because they just don't get > > infected. Schering Plough has turned this into a "3-year guarantee" > for > > their FeLV vaccine (a VERY reactive adjuvanted vaccine). This is a > > 'no-brainer'...obviously! Fact is, ALL FeLV vaccines look good in the > > long run because of this natural resistance. > > > > This phenomenon is apparently related to T-cell maturity in the > individual > > cat and the interaction of those lymphocytes with specific epitopes of > > FeLV. > > > > The updated Feline Vaccination Guidelines are being written now. This > > material will be included to more clearly point out this phenomenon. > > > > I do have a copy of the original paper...it goes back a number of > years > > now and was published in a virology journal...Richard Olsen (who > developed > > the first FeLV vaccine for Norden Laboratories) and Jennifer Royjko > (sp?) > > published the manuscript. I don't have that paper with me...but will > try > > to dig this out and send the ref if you're really interested in > getting > > into that. > > > > RBFord > > > > > > > > > -- > MaryChristine > > AIM / YAHOO: TenHouseCats > MSN: [EMAIL PROTECTED] > ICQ: 289856892 > > <hr> > > IRS CIRCULAR 230 NOTICE. Any advice expressed above as to tax matters was > neither written nor intended by the sender or Mayer, Brown, Rowe & Maw LLP to > be used and cannot be used by any taxpayer for the purpose of avoiding tax > penalties that may be imposed under U.S. tax law. If any person uses or > refers to any such tax advice in promoting, marketing or recommending a > partnership or other entity, investment plan or arrangement to any taxpayer, > then (i) the advice was written to support the promotion or marketing (by a > person other than Mayer, Brown, Rowe & Maw LLP) of that transaction or > matter, and (ii) such taxpayer should seek advice based on the taxpayers > particular circumstances from an independent tax advisor > > <hr> > > This email and any files transmitted with it are intended solely for the use > of the individual or entity to whom they are addressed. If you have received > this email in error please notify the system manager. If you are not the > named addressee you should not disseminate, distribute or copy this e-mail. > > > > > > > >
-- MaryChristine AIM / YAHOO: TenHouseCats MSN: [EMAIL PROTECTED] ICQ: 289856892
