PURPOSE: To provide the subject new antibiotic substances SF2748B, SF1748C<Sub>1</Sub>, SF2748D and SF1748E by carrying out a method for culturing an actinomyces. ;CONSTITUTION: A strain of Amycolatopsis.sp. SF2748 is cultured in a culture medium containing a nutriment utilizable by ordina...
PURPOSE:To attain the correct convergence measurement by discriminating the color of the phosphor light-received by the picture element from the mutual ratio of the size of respective picture element signals of red, blue and green in an arbitrary picture element position and separating a white color...