Drug – bio-affecting and body treating compositions – Lymphokine
Patent
1977-05-04
1978-05-09
Rosen, Sam
Drug, bio-affecting and body treating compositions
Lymphokine
195 15, A61K 3912, C12K 700
Patent
active
040887480
ABSTRACT:
Biological fluid containing hepatitis B surface antigen is concentrated using ammonium sulfate, and subjected to an isopycnic banding followed by rate zonal banding.
REFERENCES:
dreesman et al., J. of Virology, vol. 16, No. 3, Sep. 1975, pp. 508 & 509.
Harris-Techniques in Experimental Virology (1964) pp. 156 and 159.
McAleer William J.
Wasmuth Edward H.
Levitt Julian S.
Merck & Co. , Inc.
Perrella Donald J.
Rosen Sam
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