Cigarette additive reduces risks
of smoking, firm says
LBy JUDITE EGERTON
School of Medicine,the father of L.Douglas
A spokeswoman tor R.J. Rcyn
OFam Writer.
Keeney and a company shareholder.
olds Tabacco Ca. sald more work
The additive, developed by Waddell, is
AnewLouisvilie firmsaidyesterdaythat
necds to be doae before sclentists
composed of a high molecular weight alco
it has produced a cigarette additive that re-
can cvaluate the addltive.
bol.The lest cigarettes with the additive
duces the bealth risks of smokng
Keeney said the additive would
were developed attbe Unlversity of Ken-
That aanouncement,however,dldn't re
not be subject to approval from the
tucky. Arthur Keeney said.
ceive an cnthusiasticresponse from tobacco
federalFood and Drug Administra
"Nitrosamlnes arethe most abundantcar-
companies or bealth officials.
tion because it's a cigarenereialed
cinogens in tobacco smoke and arebelieved
LDouglas Keeney.president and chle
product and Lhe FDA doesn't regu-
to beasignificant faciorin smoking-assoch
executive oificer of C.A.Blockers Inc.ln
lale cigarenies..
ated cancer oflhelungWebelleve that N
Meidinger Tower, said yesterday that the
Keeney,36,worked In marketing
BLOCTIN will signlficantly reduce the ongo
firm has successfuily produced standard-
Ing risk of lung cancer among cigarette
atBrown & Wlliamsoa for about
sizedcigareitescontaining an additivethat
three years. He and seven other
smokers," he said.
neutralizes the effect of nltrosamines, which
Others aren't so sure.
shAreholders formed CA Blockers
are.carcinogens associated with lung can-
"With 4.000 chemicais baving been Identi-
less than two year ago after they
cer.
fled in cigareties ...you aren't going to
acquired the patent and research
The product to be called N-BLOCTIN.
elimlnatethe healthrisks ofcigaretie smok-
wory for the technology that neu-
could be availabie to tobacco companies
Ing" said Dr.Ron Davis, with he US. Of-
Lrallzes nitrosamines Irom Waddell
this year, Keeney said. But first, tests will
be done on people who smoke the cigareftes
nice of Smoking and Health.But he said,
and Carolyn Marlowe,a mcdical
wth the implanted additive.In a slx-month
you couid lower the health risk by blccking
school research associate marrled
test period, bronchlal biopsies and cell
the nitrosamtnes.
to Waddell.
counis will be done oa the smokers,he sald,
Dietrich Hof!man,a toxicologist with the
The company,which has no tles
todetermine ue product's effectlveness.
non-protlt American Heaith Foundation In
lo aay tobacco company. went pub
Keeney sald in lests lnvolving laboratory
New Yorx,said “the concept ls good,"but
llc in October,Keeney sald.Yester-
mice.N-BLOCTIN had proved to be"nighly
he would have to see the data toknow lf the
day, the stock closed unchanged at
effective”In blocking the accumuiation of
development isa tmue breakthrough.Tobac-.
62ycents a share in overhe-counl
nitrosamines In the lungs.
co analyst John Maxwell Jr. doesa't think
theC.'A.Blockers announcementyesterday
cr lrading-
The lab work was spearhcaded by Dr.
Wllllam Waddell,a toxicology specialist and
Is signiiicast for the tobacco lndustry.jt has
chairman oftbeUniversity of LoulsvilleDe
Dever been proven tbat lobacco producs
partmeni of Pharmacology and Toxicology.
contain carcinogenic substances, he said.
who for years has been researching toxic
The additive"sn't goinglogetvery far wilh
effects oftobacco and searching fora com-
the tobacco industry because they feel thcre
pound to prevent the accumulation of car-
isn't anyibing to block,"he said.
cinogens, accordlng lo Arthur Keeney.
Keeney Is a former dean of the UofL
2071692648
The Courier Journal
.1-21-88(15)
Lpa 24
0001121
