The effect of the structure of n-hexylamine on the flotation of quartz from an artificial mixture with hematite

1990 ◽  
Vol 47 ◽  
pp. 105-115 ◽  
Author(s):  
S. Takeda ◽  
I. Matsuoka
Keyword(s):  
1936 ◽  
Vol 63 (2) ◽  
pp. 157-172 ◽  
Author(s):  
C. H. Andrewes

A strain of rabbit fibroma is described causing in inoculated animals acute inflammatory lesions very different from the fibroma-like growths induced by the original strain. The new inflammatory strain cross-immunised with the normal strain but not with various other viruses. Efforts at changing one strain into the other were unsuccessful. Another, referred to as the changed, strain produced lesions of mixed character, partly inflammatory, partly fibromatous; it continued to behave in this way through numerous passages. An artificial mixture of inflammatory and fibromatous viruses behaved in all respects like the changed strain. Discussion of the significance of the findings is reserved for a separate paper (3) where the facts can be considered in relation to those described by Shope (2).


Fuel ◽  
1991 ◽  
Vol 70 (3) ◽  
pp. 474-479 ◽  
Author(s):  
Ke-Chang Xie ◽  
Yong-Fa Zhang ◽  
Chun-Zhu Li ◽  
Da-Qi Ling

1958 ◽  
Vol 56 (1) ◽  
pp. 37-42 ◽  
Author(s):  
S. Banič

The disappearance of the resistant mutant from an artificial mixture of normal antibiotic-sensitive organisms and a resistant mutant after varying numbers of subcultures is known as the Welsch phenomenon. Welsch's observations have been confirmed and experiments devised to show that the resistant strain disappears because it grows more slowly than the normal sensitive strain which eventually, during the successive subcultures, overgrows it.


1969 ◽  
Vol 18 (4) ◽  
pp. 656-659 ◽  
Author(s):  
Henry D. Isenberg ◽  
S. Kominos ◽  
Marie Siegel
Keyword(s):  

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