THE PHILIPPINE 



Journal of Science 



B. Tropical Medicine 



Vol. VIII AUGUST, 1913 No. 4 



EXPERIMENTAL ENTAMCEBIC DYSENTERY 

 By Ernest Linwood Walker 



with the cooperation of 



Andrew Watson Sellards ' 



{From the Biological Laboratory, Bureau of Science, Manila, P. I.) 



One plate 



CONTENTS 



Part I. Introduction. 



Part n. Feeding experiments with cultures of amoebae. 



Part III. Feeding experiments with Entamceba coli. 



Part IV. Feeding experiments with "Entamoeba tetragena" and Enta- 

 moeba histolytica. 



Part V. Application of the results to the diagnosis, treatment, and pro- 

 phylaxis of entamcebic dysentery. 



Part VI. Summary and conclusions. 



PART I. INTRODUCTION 



By Ernest Linwood Walker 



Entamcebic dysentery is, with the possible exception of ma- 

 laria, the most widespread of the endemic tropical diseases, 

 and it has been said to constitute one of the chief obstacles 

 to the white man colonizing in tropical countries. Musgrave 

 wrote in 1904 that amoebic dysentery caused more than 50 

 per cent of the invalidism of public servants in the Philippine 

 Islands. Fortunately, owing to the great improvement in san- 



^ Joint author on parts II and III. 

 119781 253 



