scholarly journals Isolation and characterization of D-serine deaminase constitutive mutants by utilization of D-serine as sole carbon or nitrogen source.

1975 ◽  
Vol 121 (3) ◽  
pp. 1078-1084 ◽  
Author(s):  
F R Bloom ◽  
E McFall
1995 ◽  
Vol 129 (1) ◽  
pp. 39-42 ◽  
Author(s):  
Toshiaki Nakajima-Kambe ◽  
Fumiko Onuma ◽  
Noriko Kimpara ◽  
Tadaatsu Nakahara

2014 ◽  
Vol 1073-1076 ◽  
pp. 870-873 ◽  
Author(s):  
Yuan Li ◽  
Xiu Ping Yue ◽  
Guo Ying Wang ◽  
Hong Yan Li

An aerobic benzene-degrading heterotrophic nitrifying strain Pseudomonas sp.BN5 was isolated from the well domesticated microbes. Growth and nitrification characteristics were investigated with the benzene as the sole carbon and energy source and the NH+4-N as nitrogen source under aerobic condition. It was demonstrated that the favorite C/N ratio, temperature and speed of Pseudomonas sp.BN5 was 10, 30°C and 180rpm, respectively. About 70.86% of ammonium and 100% of benzene was removed after 72 h of incubation at initial benzene and ammonium concentration of 52.37mg/L and 16.13mg/L, respectively. Only trace accumulation of nitrate was observed during the process.


2000 ◽  
Vol 46 (3) ◽  
pp. 211-217 ◽  
Author(s):  
Razia Kutty ◽  
Hemant J Purohit ◽  
Purushottam Khanna

Pseudomonas sp. strain PH1 was isolated from soil contaminated with pharmaceutical and dye industry waste. The isolate PH1 could use m-aminophenol as a sole source of carbon, nitrogen, and energy to support the growth. PH1 could degrade up to 0.32 mM m-aminophenol in 120 h, when provided as nitrogen source at 0.4 mM concentration with citrate (0.5 mM) as a carbon source in the growth medium. The presence of ammonium chloride as an additional nitrogen source repressed the degradation of m-aminophenol by PH1. To identify strain PH1, the 16S rDNA sequence was amplified by PCR using conserved eubacterial primers. The FASTA program was used to analyze the 16S rDNA sequence and the resulting homology patterns suggested that PH1 is a Pseudomonas.Key words: m-aminophenol, resorcinol, DNA sequencing.


2000 ◽  
Vol 31 (2) ◽  
pp. 149-149 ◽  
Author(s):  
T Tozaki ◽  
H Kakoi ◽  
S Mashima ◽  
K Hirota ◽  
T Hasegawa ◽  
...  

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