title: Separation of photosynthetic systems I and II from a chloroplast preparation from Chlorella.
mesh_terms: D002458:Cell Fractionation; D002708:Chlorella / Q000187:drug effects / Q000378:metabolism* / Q000648:ultrastructure; D002736:Chloroplasts / Q000187:drug effects / Q000378:metabolism* / Q000648:ultrastructure; D004072:Digitonin; D004237:Diuron / Q000494:pharmacology; D007215:Indophenol; D010785:Photophosphorylation; D010788:Photosynthesis; D011092:Polyethylene Glycols; D013053:Spectrophotometry; D013997:Time Factors; D014461:Ultracentrifugation
chemical_list: D011092:Polyethylene Glycols; D007215:Indophenol; D004237:Diuron; D004072:Digitonin