Title : Catabolism of pyrazine-2-carboxylate by a newly isolated strain of Stenotrophomonas sp. HCU1

Type of Material: Thesis
Title: Catabolism of pyrazine-2-carboxylate by a newly isolated strain of Stenotrophomonas sp. HCU1
Researcher: Rajini, K S
Guide: Ramana, Ch Venkata
Department: Department of Plant Sciences
Publisher: University of Hyderabad, Hyderabad
Place: Hyderabad
Year: May 2009
Language: English
Subject: Plant Science
Pyrazines
Pyrazine-2-carboxylate
Physical and Basic Sciences
Dissertation/Thesis Note: PhD
Fulltext: Shodhganga

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035__|a(IN-AhILN)th_447286
040__|aHYDR_500046|dIN-AhILN
041__|aeng
100__|aRajini, K S|eResearcher
110__|aDepartment of Plant Sciences|bUniversity of Hyderabad, Hyderabad|dHyderabad|ein
245__|aCatabolism of pyrazine-2-carboxylate by a newly isolated strain of Stenotrophomonas sp. HCU1
260__|aHyderabad|bUniversity of Hyderabad, Hyderabad|cMay 2009
300__|c--|dNone|a136p.
500__|aReferences p.121-136
502__|bPhD
518__|oDate of Award|d n.d.
518__|oDate of Registration|d n.d.
520__|aPyrazines (1,4-nitrogen substituted benzenes) have near ubiquitous biological distribution and are also anthropogenic. Despite their wide occurrence and vast applications, their bacterial degradation studies are limited and hence, it was of interest to isolate a bacterium and study its potential to catabolize pyrazine-2- carboxylate, which was the objective of the thesis. A bacterium (strain HCU1) capable of metabolizing pyrazine-2-carboxylate was selected from the 50 screened isolates and its affiliation to the genus Stenotrophomonas was indicated by its polyphasic characterization. The 16S rRNA gene sequence of strain HCU1 closely clustered with the type strain of Stenotrophomonas maltophilia (98.7% sequence similarity). Growth of Stenotrophomonas sp. HCU1 and ring reduction of pyrazine-2-carboxylate was demonstrated when pyrazine-2-carboxylate was used as a sole source of carbon, nitrogen and supplement. Ring reduction of pyrazine-2-carboxylate was observed with both growing and resting cells of Stenotro
650__|aPhysical and Basic Sciences|2AIU
653__|aPlant Science
653__|aPyrazines
653__|aPyrazine-2-carboxylate
700__|aRamana, Ch Venkata|eGuide
856__|uhttp://shodhganga.inflibnet.ac.in/handle/10603/4074|yShodhganga
905__|afromsg

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