240 EXTRACTIVE AND SALINE MATTERS IN PUS. [BOOK I. 



altogether unsettled. In the analyses quoted below the phosphorus 

 in organic combination is supposed to be present in lecithin. 



Extractive Hoppe Seyler has found leucine and tyrosine in 



matters perfectly fresh pus ; urea and sugar may also be present, 



soluble in It has been alleged that gelatin and chondrin occasion- 



alcohol and a }}y occur i n p us? b u t these bodies, though sought for 

 by Hoppe-Seyler, have never been found by him. 



The saline Of these the chief is sodium chloride. The other 



constituents saline constituents supposed to be present by Hoppe- 



of pus serum, geyler will be learned by referring to the next para- 

 graph. 



Results of Probably the only analyses of the serum of pus 



Hoppe- which can be looked upon as really trustworthy are 



Seyier's those made by Hoppe-Seyler, of which the results are 



appended. The pus was in each case obtained from an 



acute abscess. 



ANALYSIS OF THE SERUM OF PUS (HOPPE -SEYLERi). 



I. II. 



Proteids in 1000 parts 63'23 77'21 



Lecithin 1-50 0'56 



Fats 0-26 0-29 



Cholesterin 0'53 0'87 



Alcohol-extractives 1'52 073 



Water-extractives 11 53 6'92 



Inorganic matters 773 777 



Solid matters 86'30 94'35 



Water 91370 905'65 



1000-00 1000-00 



ANALYSIS OF THE ASH OBTAINED BY INCINERATING THE PUS-SERUM 

 EMPLOYED IN THE ABOVE ANALYSES. 



Quantity of various Saline Constituents in 1000 parts of Pus Serum. 



I. H. 



NaCl . . . 5-22 5-39 



Na 2 SO 4 . . 0-40 0-31 



Na 2 HP0 4 . . 0-98 0'46 



Na 2 CO 8 . . 0-49 113 



Ca 8 (P0 4 ) 2 . . 0-49 >31 



Mg 3 (P0 4 ) 2 . . 019 012 



PO 4 found in excess 0'05 



"777 Wf 



1 Hoppe-Seyler, " Ueber die quantitative Zusammensetzung des Eiters." Med. 

 chem. Untersuchung , p. 490. 



