Textiles: fiber preparation
Patent
1975-03-11
1977-10-18
Shapiro, Lionel M.
Textiles: fiber preparation
1951035R, 1951035M, 195127, C12K 100, C12K 110
Patent
active
040544907
ABSTRACT:
A method of investigating the effect of a biologically active agent, present in degrees of concentration increasing from one end to the other in an elongate carrier for the agent, said carrier being applied to microorganisms cultivated on an elongate continuous cultivating substance, the required concentration of the agent, for it to be effective, corresponding to the distance alongside said carrier over which growth of colonies of microorganisms is not visible.
REFERENCES:
patent: RE24557 (1958-10-01), Scherr
patent: 2904474 (1959-09-01), Forg
patent: 3107204 (1963-10-01), Brown et al.
Orion-Yhtyma Oy-Orion Diagnostica
Shapiro Lionel M.
Warden Robert J.
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