ALCOHOL, DISEASE, AND HEREDITARY DEFECTS 273 



the very decided preponderance of sterile matings and stillborn 

 or short-lived young in the experiments with the alcoholized 

 animals. And the results are all the more convincing because 

 the alcoholized animals had been previously bred and proven 

 capable of bearing normal offspring. 



The following table gives a summary of results up to 1916: 



Effects of Alcohol on the Descendants of Treated Animals 



More recently additional data were obtained in part from 

 animals of unrelated stock, but the results only confirmed the 

 previous findings. Some of the general comparisons are shown 

 in the following table : 



Progeny of Normal and Alcoholic Guinea Pigs 



Total number 



Lived over 3 months 



Aborted, premature, stillborn . 



Died within 3 months 



Total died 



Defective 



Undersized 



Normal Lines Ale. Lines Normal Inhert. Ale. Inhert. 



233 



181 



27 



25 



52 

 o 

 I 



594 

 383 

 138 



73 

 211 



15 



41 



32 



6 



3 

 9 

 o 



I 



302 

 184 

 77 

 41 

 118 

 10 

 II 



