LIQUID NITROGEN FREEZING IN MICROBIOLOGICAL ASSAY SYSTEMS .1. PRESERVATION OF LACTOBACILLUS LEICHMANNII FOR DIRECT USE IN VITAMIN B12 ASSAY

[1] Maintenance of vigorous mold stock cultures [J]. INDUSTRIAL AND ENGINEERING CHEMISTRY, 1934, 26 : 1297 - 1299

[2] THE PRESERVATION OF BACTERIAL CULTURES UNDER PARAFFIN OIL [J]. APPLIED MICROBIOLOGY, 1953, 1 (01) : 36 - 41

[3] THE LEEUWENHOEK LECTURE - THE PROBLEM OF ANABIOSIS OR LATENT LIFE - HISTORY AND CURRENT CONCEPT [J]. PROCEEDINGS OF THE ROYAL SOCIETY SERIES B-BIOLOGICAL SCIENCES, 1959, 150 (939): : 149 - 191

[4] MARTIN SM, 1963, CULTURE COLLECTIO ED, P185

[5] MOLINE S. W., 1963, Culture collections: perspectives and problems. Proceedings of the Specialists' Conference on culture collections, Ottawa, August 1962., P185

[6] MORTON HARRY E., 1938, I JOUR BACT, V35, P163

[7] SCHARPE ME, 1955, J GEN MICROBIOL, V12, P513

[8] MAINTENANCE OF MICROBIOLOGICAL ASSAY ORGANISMS AS FREEZE-DRIED CULTURES [J]. ANALYST, 1961, 86 (102) : 714 - &

[9] PRESERVATION OF MICROBIOLOGICAL ASSAY ORGANISMS BY DIRECT FREEZING [J]. APPLIED MICROBIOLOGY, 1959, 7 (02) : 84 - 88

[10] UNGERMANN E, 1918, ARB REICHSGESUNDHEIT, V51, P180

[1] Maintenance of vigorous mold stock cultures [J]. INDUSTRIAL AND ENGINEERING CHEMISTRY, 1934, 26 : 1297 - 1299

[2] THE PRESERVATION OF BACTERIAL CULTURES UNDER PARAFFIN OIL [J]. APPLIED MICROBIOLOGY, 1953, 1 (01) : 36 - 41

[3] THE LEEUWENHOEK LECTURE - THE PROBLEM OF ANABIOSIS OR LATENT LIFE - HISTORY AND CURRENT CONCEPT [J]. PROCEEDINGS OF THE ROYAL SOCIETY SERIES B-BIOLOGICAL SCIENCES, 1959, 150 (939): : 149 - 191

[4] MARTIN SM, 1963, CULTURE COLLECTIO ED, P185

[5] MOLINE S. W., 1963, Culture collections: perspectives and problems. Proceedings of the Specialists' Conference on culture collections, Ottawa, August 1962., P185

[6] MORTON HARRY E., 1938, I JOUR BACT, V35, P163

[7] SCHARPE ME, 1955, J GEN MICROBIOL, V12, P513

[8] MAINTENANCE OF MICROBIOLOGICAL ASSAY ORGANISMS AS FREEZE-DRIED CULTURES [J]. ANALYST, 1961, 86 (102) : 714 - &

[9] PRESERVATION OF MICROBIOLOGICAL ASSAY ORGANISMS BY DIRECT FREEZING [J]. APPLIED MICROBIOLOGY, 1959, 7 (02) : 84 - 88

[10] UNGERMANN E, 1918, ARB REICHSGESUNDHEIT, V51, P180