scholarly journals Effects of Topically Applied Mineral Oil Fractions on the Skin of Guinea-Pigs**From the Department of Biochemistry, College of Agriculture, University of Wisconsin, Madison 6, Wisconsin.

1963 ◽  
Vol 40 (2) ◽  
pp. 79-88 ◽  
Author(s):  
W.G. Hoekstra ◽  
P.H. Phillips
1958 ◽  
Vol 50 (6) ◽  
pp. 943-946
Author(s):  
James Jezl ◽  
Archibald Stuart

1980 ◽  
Vol 28 (3) ◽  
pp. 881-886
Author(s):  
E Yarkoni ◽  
H J Rapp

The influence of mineral ol, squalane, squalene, hexadecane, or peanut oil and of the concentration of Tween 80 on the immunotherapeutic capability of emulsified Mycobacterium bovis Bacillus Calmette-Guérin (BCG) cell walls was studied in guinea pigs, each with an established dermal transplant of a syngeneic hepatocarcinoma and tumor cells in the draining lymph node. Immunotherapy consisted of an intratumoral injection of emulsified cell walls. Conditions were established under which therapeutically effective emulsions could be made with mineral oil, squalane, squalene, or hexadecane. Emulsions made with peanut oil failed to cause tumor regression. Emulsions of squalene or hexadecane were effective substitutes for mineral oil as carriers of cell walls in the absence of added Tween or at a Tween concentration one-hundredth of that used to stabilize the mineral oil-containing emulsions. Cell wall emulsions made with squalane were therapeutically effective over the same range of Tween concentrations used to prepare emulsions containing mineral oil. Cell wall emulsions made without added Tween demonstrated effective antitumor activity even after autoclaving. Emulsions made with Tween separated after autoclaving. Emulsions of whole killed BCG were immunotherapeutically as active as those made with cell walls.


Author(s):  
B. Tudek ◽  
M. Pieńkowska ◽  
M. Zieleńska ◽  
B. Peryt ◽  
T. Szymczyk ◽  
...  

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