CYTOLOGICAL AND CYTOGENETICAL STUDIES ON PARAMECIUM POLYCARYUM. V. LETHAL INTERACTIONS IN CERTAIN STOCKS.
D000992:Antitoxins; D003582:Cytogenetics; D008853:Microscopy; D008858:Microscopy, Phase-Contrast; D010247:Paramecium; D012106:Research; D014118:Toxins, Biological
D000992:Antitoxins; D014118:Toxins, Biological
EXPERIMENTAL LAB STUDY; MICROSCOPY, PHASE CONTRAST; PARAMECIUM; TOXINS AND ANTITOXINS