Bacillus pseudofirmus Nielsen et al. (ATCC® BAA-2126)

Strain Designations: OF4  /  Type Strain: no  /  Biosafety Level: 1

Strain Designations OF4
Soil (Westchester county, NY)
Biosafety Level 1

Biosafety classification is based on U.S. Public Health Service Guidelines, it is the responsibility of the customer to ensure that their facilities comply with biosafety regulations for their own country.

Product Format freeze-dried
Preceptrol® no
Genome Sequenced Strain


Type Strain no
Genome sequenced strain
Medium ATCC® Medium 2029: Nutrient agar pH 9.0
Growth Conditions
Temperature: 37°C
Atmosphere: aerobic
Name of Depositor TA Krulwich
Soil (Westchester county, NY)

Takami H and Krulwich TA. Reidentification of facultatively alkaliphilic Bacillus firmus OF4 as Bacillus pseudofirmus OF4. Extremophiles. 4: 19-22, 2000. PubMed 10741833.

Guffanti A, et al. Isolation and characterization of New Facultatively Alkalophilic Strains of Bacillus Species. J. Bacteriol. 167, No.3: 766-773, 1986. Pubmed: 3745119.