1907.] Observations upon Phagocytosis. 
CasE.— Pulmonary tuberculosis ; untreated with tuberculin. 
A. 1 vol. of normal washed cells 
er aOR GS SOROS ona san on ndguameviosapinatecmnaanaceps 
1 ,, tubercle bacilli (in 1°5 salt solution) 
Peotone sers senna seesseseeseseresesesenee 
Serum of patient saturated with thick suspension of tubercle bacilli ; 
digested for 44 hours, at 37° C., and centrifuged. 
(i) 1 vol. of the clear fluid thus obtained 
1 Ss normal washed Cells... cscs dnorersw-neavesvocue 0 
i ba Guperele Dacilli jerry. Get aanuwete ek weieeea ce voce cas 
(ii) 1 vol. of the clear fluid thus obtained 
1 
1 
ar normal washed Celistheen. sess sate okt nese seset es 
» Melanin 
Dee SS HHSC HEHEHE HSH SEH HEHSHSH SHH HSE HSHHSTH SHH SEH STORES EES 
B. 1 vol. of normal washed cells 
1, patient’s serum 
1 
Seem eeseseser esses reo aSFeSeeeeessee 
ga ye = We lami ays Beate Miers ge ce htisce sted cascade ch eae es ude 
Serum of patient saturated with thick suspension of melanin; digested for 
41 hours, at 37° C., and centrifuged. 
(i) 1 vol. of the clear fluid thus obtained 
1 * normal washed cells 
i »» melanin 
Peeeeereeeeessenseseseeeres 
eeoeeeee eee eee ee eeeeeeeeeeeeeeeres 
Poe eeereeesseeoeseeseseeneeeereseseet SEF sFeeeesesseneersenes 
(ii) 1 vol. of the clear fluid thus obtained 
1 fs normal washed cells 
1 4s tubercle bacilli 
eoerresesneeeseseeeereseses 
Poorer rt oeeseeteeeeesseeeeeeeseeese 
Peeneeseseesateseset FF eeverteseereneereaeene 
CasE.— Pulmonary tuberculosis ; untreated with tuberculin. 
A. 1 vol. of normal washed cells 
1 ,,  patient’s serum 
1 ,, tubercle bacilli 
Poe eoeen eed ees eeeeeHeeeeeHeAaseoesseeeenes 
Poe ees sesr essere eeseesseereeseoeesesesesneeses 
CoC oecercesresereereoseeeeeeseeeseseerteseeeseseos 
Serum of patient saturated with an equa! portion of a very thick suspension 
of tubercle bacilli in 1°5-per-cent. salt solution ; digested for 24 hours, at. 
37° C., and centrifugalised. © 
(i) 1 vol. of the clear fluid so obtained 
1, normal washed cells 
1 ,, tubercle bacilli 
eee eseeeresesceeeseereeeseneceseoe 
weaoeesesesseeeseeser ee esessenesecseseses 
(ii) 1 vol. of the clear fluid so obtained 
1 ,, normal washed cells 
1, melanin 
Pees eenesrersessceceesesesesese 
eoeeoeseereeeeeeeeneeseerseseceneeeseted 
Coe eeeeeet SFOS eseoertseeeeneeseseansesessseosene ee esenes 
B. 1 vol. of normal washed cells 
1 ,  #patient’s serum 
1,4, melanin 
eee vee tseeseseceeseneseeseeseeseseeeesese 
Pore eessseseseeeseteesesesseeseseeeesseneseee 
POPPER OOB ee HHT HEHEHE OSES EEE HH HSH H HEHE HOOH EHS EE HEO 
50 cells 
contained 
155 bacilli. 
50 cells 
contained 
46 bacilli. 
(50 cells 
contained 
2 granules. 
50 cells 
contained 
22 granules. 
50 cells 
contained 
5 granules. 
50 cells 
contained 
113 bacilli. 
50 cells 
contained 
170 bacilli. 
50 cells 
‘contained 
13 bacilli. 
50 cells 
contained 
5 granules. 
50 cells 
contained 
18 granules, 
