423 



- 16 



V. 



is the only anim^ i^se lung is similar to that of mar.. It was found that 



by reducing the bloodncto to the lungs, emphysema could be produced in 



the borse. This exp^LmteCal result in the horse was achieved by introducing 



small beads into the artecifs Qiat feed the animal's lungs. 



In a statement befifr,* Coofress relating to these erperiments, 



Dr. Levine said: <ly. 



X, "I believe that emphysema rnhst be listed among the vascular 



7. diseases. As such, I cannot feid any actual evidence that 



" ^ anything inhaled into the bronchfal tree, cigarette smoke or 

 --f. anything else, has a causal relatido^hip to the development of 

 ''U»is disease." ''-^^ 



/- ■ r 



Dr. licvine's remarks have taken on new pertinency with the 

 pubbcation recentt^of research by the City of Hope Medis;^! Center in Los 



Angeles linking emphys^^a to aji hereditary enzyme deficiency ^\'"" 



'^^ ^^ '^ " 



Again in tbe discumion of emphysema before CongressVas etrUtJ* 



in the discussion of lung caDcer,' ^^tention was drawn to the wide disparity 



between the very great number of snro^e^s and the small number of smokers whfc -^' 



contract lung diseases . This point v»s rr^V^ by Dr. Israel Rappaport, Associate 



Clinical Professor of Medicine. Columbia Unl^^rsity Medical School, and a 



^^ 



speciabst in chest diseases, who said: tS 



<<. 

 "To experienced physicians who examined arf<l^bserved 

 so many heavy smokers, the nnost astooishiog fCature of 

 the present issue over the effects of smoking mu^be the 

 current trend to simply ignore the overwhelming ev^3«nce 

 presented by the tens of millions of smoking men and legmen « 



going through life without any signs or symptoms of dam ^s i 



to their lungs from many years of smoking- -even heavy '^ ' S 



smoking. " \Q © 



